8 Best Twilio Alternatives (2026) for SMS and Multi-Channel Notifications

Twilio is a cloud communications platform that sends SMS, MMS, RCS and WhatsApp messages, places calls and sends one-time passcodes through APIs, with email through SendGrid.

Teams evaluating or already running Twilio look elsewhere for one of two reasons: they want the same messages at a lower rate with faster support, or they need one system across every channel and provider that decides who gets notified, when and how, and that engineering, product, growth and their agents can change without a code deploy.

Quick guide: Twilio alternatives by use case

If you need	Choose
The same SMS and voice job at a lower published rate?Telnyx lists $0.004 per US SMS part. Twilio lists $0.0083 per segment. Carrier fees are extra on both.	TTelnyx
Most of your SMS goes outside the US, or you want one global contract?	VVonageSinch
US voice and SMS on a provider that owns its carrier network, with 911 services?	BBandwidth
Your stack already runs on AWS and you want no new vendor?	AWS End User Messaging + SES
An in-app bell and feed next to SMS and email?Every notification platform here ships one; no delivery provider does. SuprSend's in-app inbox has a real-time feed, tabs, toasts, per-tenant feeds and six client SDKs, on every plan.	SuprSendKnock
One platform for transactional, product and marketing messages, with workflows, preferences and fallback over any provider?Twilio stays as one provider underneath, and moving to another provider becomes a settings change.	SuprSendKnock
Each of your customers needs its own branding, preferences and providers?	SuprSendCourier
An agent that builds and debugs notifications, or your own agent over MCP, so product and growth change messages without an engineer?	SuprSendKnock
Open source, free self-hosting and workflows written as code in your repo?	Novu
Self-hosted in your own cloud, with the vendor supporting it?	SuprSend
Purely marketing campaigns and journeys run from a UI?	Customer.ioBraze
Twilio already sends your SMS, calls and passcodes, and that is the whole requirement?See when to stay.	Twilio

What Twilio does

Twilio sells communications as APIs, billed per use. Programmable Messaging sends SMS, MMS, RCS and WhatsApp. Programmable Voice makes and receives calls. Verify sends one-time passcodes. SendGrid, part of Twilio since 2019, sends email from its own account and console. Studio is a drag-and-drop builder for message and call flows.

Twilio is a delivery provider. It carries a message to a phone number, an email address or a WhatsApp account. The logic that decides who should get that message, on which channel and how often, lives in your application.

Twilio's homepage: a platform for customer conversations across channels, for humans and AI agents

LicenceProprietary, Twilio cloud only, in the US1, IE1 and AU1 regions.

ChannelsSMS, MMS, RCS, WhatsApp, voice and in-app chat (Conversations); email through SendGrid, a separate product.

Backend SDKsNode, Python, C# and .NET, Java, PHP, Ruby, Go.

Frontend SDKsVoice, Video and Conversations SDKs for web and mobile; none for a notification feed.

ComplianceHIPAA accounts for eligible products and SAML SSO through Twilio Editions; 99.95% uptime SLA.

Billing unitPer SMS or RCS segment, sent or received, plus carrier fees; per minute for voice; per email for SendGrid.

Self-hostingNot offered.

G24.1 across 529 reviews.

Where Twilio is strong

Breadth under one account: messaging, voice, one-time passcodes, email and customer data from one vendor and one bill.
Number inventory: local, toll-free, random and vanity short codes, and bring-your-own numbers from $0.50 a month.
A large developer base: seven official server libraries and years of tutorials and community answers.
RCS on the same terms as SMS: in the US it costs the same $0.0083 per segment, and Bulk Messaging falls back from WhatsApp to RCS to SMS from one sender pool.
Long records: Message Logs keep every SMS and WhatsApp record for 400 days by default.

Item	Price	Unit
US SMS (long code, toll-free or short code)	$0.0083	Per segment, sent or received, plus carrier fees
US MMS	$0.022 sent, $0.0165 received	Per message, plus carrier fees
Failed messages	$0.001	Per message that ends in a Failed status
US carrier fees	$0.0025 to $0.0045	Per outbound SMS segment, passed through by carrier
US phone numbers	$1.15 local, $2.15 toll-free	Per number per month
SendGrid Email API	From $19.95 for 50,000 emails	Per month, on a separate account

Why teams look for a Twilio alternative

01The per-message rate grows with every send. Twilio lists $0.0083 per US SMS segment, sent or received, and charges $0.001 for each message that fails. Telnyx lists $0.004 per part on the same kind of number. Carrier fees are passed through at the same rates on both, so the gap is the provider's own margin: about $4,300 a month at one million segments. Twilio negotiates committed-use discounts that narrow the gap in exchange for a contract.
02Support below the paid plans is slow. Developer support is free; faster response comes with paid plans priced on monthly spend. On G2, Twilio's quality-of-support score is 7.8, against 9.2 for Telnyx and 8.9 for Bandwidth, and poor support is the second most cited con in Twilio's reviews after cost.
03The logic that decides who gets notified lives in your code. A Programmable Messaging request takes a sender, a recipient and a body. Twilio's docs list no user with several channels, no notification category a user can switch off, no batching or digest, no push channel and no inbox to show inside your product. Studio flows are built around a message or a call, with no delay or batch step. Teams write the rest themselves, then maintain it.
04Email and SMS have separate consoles and separate unsubscribe lists. SendGrid has its own login, templates, logs, suppression lists and bill. A user who unsubscribes from email in SendGrid can still get SMS from Twilio, because nothing links the two. One opt-out across channels is code you write.
05One provider is one point of failure. When Twilio has an incident or a carrier route slows down, your messages wait. Sending through a backup provider, or routing US and international traffic to different providers, means a second SDK, a second 10DLC registration and routing code of your own.
06Changing a message means a code deploy. Message copy, channel order and timing sit in your application, so product and growth wait for an engineer. Twilio's MCP server, in public beta since May 2026, searches Twilio's docs and API specs so a coding agent writes better integration code. It does not send messages or change anything in your account; a server that calls the APIs is a Twilio Labs alpha.

How we compared these tools

We read each tool’s documentation, API reference, pricing page, trust or security page and G2 reviews, and each provider’s US SMS rate card where one is published. On the Twilio side, we also connected a Twilio Messaging Service to SuprSend and worked through a 114-item line-by-line comparison of the two products.

What we compared on: feature depth, use cases covered, billing model, developer experience, AI authoring, and ease of use for technical and non-technical team members.

Three different kinds of product get called “Twilio alternatives,” and they solve different problems.

Layer 1: Delivery providers

Twilio, Telnyx, Vonage, Sinch, Bandwidth, Plivo, AWS End User Messaging, SendGrid, Amazon SES, FCM and APNs. They carry a message to a phone number, an address or a device, with no user preferences, workflow or inbox. This is Twilio’s layer, and a like-for-like replacement comes from here. Every product in the next two layers still sends SMS and email through one of these, and you pay that provider directly.

Layer 2: Unified notification platforms

SuprSend, Knock, Courier and Novu sit above the providers and own what Twilio leaves to your code: workflows across channels, batching and digests, user preferences, an in-app inbox, provider fallback and one log. Twilio usually stays as one of the providers. SuprSend and Knock run transactional and marketing messages from the same platform. SuprSend, Knock and Courier can be run from outside the dashboard through an MCP server, a CLI and an agent; Novu has an MCP server and workflows written as TypeScript in your repo.

Layer 3: Customer engagement platforms

Customer.io, Braze and MoEngage run campaigns and journeys for consumer audiences from a dashboard. Their agents mostly read data and help inside the campaign canvas. Product notifications, an inbox you embed and preferences your customer’s admin controls are usually left to you.

The best Twilio alternatives

Tool	Built around	Strongest at	Meant for	Billing unit	Free plan	Paid from	G2
Twilio	Messaging, voice, passcode and email APIs under one account	Breadth of products and number types; MCP server that searches docs and API specs	Engineering	Segment, minute or email	Trial credit	$0.0083 per US SMS segment	4.1 (529 reviews)Ease of setup: 7.5
SuprSend	One platform for transactional, product and engagement notifications over your providers	Workflows, inbox, preferences and fallback, run by the SuprSend agent, an MCP server and a CLI	Engineering, product and growth	Notification per channel	10,000 notifications a month	$100 a month for 50,000	4.8 (129 reviews)Ease of setup: 9.4
Telnyx	SMS, voice and numbers on its own carrier network	Lowest published US rate; MCP server that sends SMS and WhatsApp and places calls	Engineering	Message part or minute	Trial credit	$0.004 per US SMS part	4.7 (525 reviews)Ease of setup: 9.0
Vonage	One Messages API across SMS, MMS, WhatsApp, RCS and Viber	International routes; MCP tooling server that sends SMS and WhatsApp	Engineering	Message or minute, by destination	Trial credit	Per message, by destination	4.2 (404 reviews)Ease of setup: 8.7
Knock	A workflow engine for product and lifecycle messages over your providers	Workflows and in-product guides, run by agents, an MCP server and a CLI	Engineering and product	Message per channel	10,000 messages a month	$250 a month for 50,000	4.6 (148 reviews)Ease of setup: 8.7
Sinch	SMS, RCS, WhatsApp, voice and email (Mailgun) under enterprise contracts	Carrier connections across many countries; MCP server that sends across channels	Enterprise engineering and procurement	Message; volume quoted	Trial number that texts your own phone	Quoted	3.8 (35 reviews)Ease of setup: 6.5
Bandwidth	Voice and messaging on its own US carrier network	Direct US carrier routes and 911 services; MCP server in beta for messaging and lookup	Engineering, US traffic	Message or minute; quoted	Free trial	Quoted	4.4 (504 reviews)Ease of setup: 8.6
Plivo	Voice agents and SIP trunking, with SMS and WhatsApp on Enterprise	Managed voice agents with a builder and simulation testing	Engineering	Message or minute	$10 credit, voice only	Enterprise from $1,000 a month for SMS	4.5 (747 reviews)Ease of setup: 8.8
AWS End User Messaging + SES	SMS and email inside your AWS account	IAM permissions, AWS event services and the AWS CLI	Platform engineering on AWS	Message part; email	Pay as you go	SMS by destination; SES $0.16 per 1,000 emails on new accounts	-

1.SuprSend

Best for running transactional, product and engagement notifications from one platform, across every channel, with Twilio or any provider underneath

SuprSend's architecture: your API calls, SDKs, CDPs and data warehouses feed workflows, preferences, templates and observability, which send through email, SMS, WhatsApp, push, Slack and Microsoft Teams providers and the in-app inbox

What SuprSend is

SuprSend is a US company, founded in 2022, that runs every notification a product sends from one platform, from transactional alerts to engagement campaigns. Engineering, product and growth teams work in it alongside their agents.

It connects to Twilio, SendGrid, Amazon SES and other providers, and you keep paying them for SMS and email. Moving from one provider to another is a settings change.

A complete orchestration engine

Retries and fallbackBring your own providers, Twilio included. If one does not confirm delivery, the next one sends. Provider fallback is on Essentials and up.

WorkflowsA workflow engine with branches, conditions, delays, throttling, data fetch and webhook steps, and sends in each user's timezone. One send step reaches the user's channels in your order. Built visually, through the CLI or by an agent, with version history and rollback. Builder on every plan; throttling, fetch, webhook and timezone from Essentials.

TemplatingTemplate editors for every channel, variants by tenant, user or language, version history with rollback and translation files. Every plan; translation files on Business.

User preferencesUsers opt in or out per category and channel, in a preference centre you embed or host, with one preference model across SMS, email and every other channel. Business.

In-app inboxReal-time bell and feed, read state synced across devices, tabs, toasts, per-tenant feeds, six client SDKs, embedded or headless. Every plan, Free included.

Batching and digestsCollect events over a window and send one message, at a time the user picks. Batching and digests are on Business.

Per-tenant setupsEach of your customers gets its own branding, templates, preferences and provider routing. Business add-on, Enterprise.

ObservabilityStep-by-step workflow logs and message logs with the provider's error; 30 days on Free, 90 on paid plans; warehouse sync on Business.

DeploymentSuprSend cloud with 99.9% uptime, or your own VPC, on-prem or bring your own cloud with vendor support on Enterprise. SOC 2 Type II, ISO 27001, GDPR, HIPAA, CPRA.

How your team operates it

In the dashboard

The SuprSend agent builds a workflow from a description, drafts the copy for each channel and traces why a send failed. Product and growth work here and in Slack.

In your own agent

Connect the SuprSend MCP server to Claude, ChatGPT, Cursor or any MCP client and build and change workflows, templates and tenants, test and send, and read the delivery log and analytics from there.

In your IDE or codebase

The SuprSend CLI pushes and pulls workflows, templates, schemas and translation files, promotes staging to production and generates TypeScript types, so a bulk change is one command reviewed in a pull request.

Pricing. SuprSend pricing is free up to 10,000 notifications a month; Essentials starts at $100 a month for 50,000, then $2 per 1,000; Business starts at $250 a month for 50,000, then $5 per 1,000; Enterprise is custom. SMS and email delivery is billed separately by your provider.

Verdict. Choose SuprSend when the work around the send has grown (more channels, preferences, digests, an inbox, a backup provider, or one system for product and marketing messages that your whole team and its agents can change), and Telnyx, Vonage or Sinch when the only problem with Twilio is the rate or the support. For the head-to-head, see how SuprSend differs from Twilio.

2.Telnyx

Best for the lowest published US SMS rate, from a provider that runs its own carrier network

Telnyx's homepage: a licensed carrier and edge compute platform for real-time agents

Where it goes deep. Telnyx runs its own IP network and carrier connections and publishes its rate and the carrier pass-through as separate lines, with automatic volume tiers from 100 million parts a month and no platform fee. SMS, MMS, WhatsApp, voice and numbers sit under one account. Its MCP server sends SMS, MMS and WhatsApp, places calls, and buys and configures numbers from Claude, Cursor or any MCP client.

Where it stops. Telnyx is a delivery provider, with no user model, preferences, digests or inbox. G2 reviewers name strict or slow verification for new senders as the main friction.

Pick it if your Twilio usage is SMS and voice, and the rate or the support is the problem.

Verdict. Telnyx does Twilio's messaging job at less than half the base rate, with the highest support score among the providers here. Expect a smaller community and a stricter start.

3.Vonage

Best for heavy international SMS on a Twilio-style API

Vonage's homepage: 25 years of Vonage, with communications APIs, contact centre and unified communications

Where it goes deep. The Messages API sends SMS, MMS, WhatsApp, RCS, Viber and Messenger through one endpoint, with Verify and Number Insight beside it. Teams sending to Europe, Asia and Latin America test its routes against Twilio’s. The Vonage MCP Tooling Server lets an agent send SMS and WhatsApp messages, manage numbers and check the account balance.

Where it stops. US rates are shown per destination and take more work to compare. G2 reviewers call pricing confusing for small teams and score support 8.1.

Pick it if most of your SMS leaves the US.

Verdict. Vonage is the like-for-like choice for global traffic on an API shaped much like Twilio's. For US-only volume, Telnyx is simpler to price.

4.Knock

Best for a mature workflow engine for product and lifecycle messages, over the providers you already use

Knock's homepage, with its agent building an onboarding workflow: a trigger, welcome email, 24-hour delay, agent step and a branch for managers and ICs

Where it goes deep. Knock workflows batch, delay, throttle and branch across channels, with guides for in-product banners and modals and broadcasts for one-time sends. Agents run in the dashboard, Slack, Claude, Cursor, ChatGPT and Codex, workflows can include agent steps, and an MCP server and CLI reach the same objects. Client SDKs cover React, JavaScript, Angular, React Native, Expo, iOS, Android and Flutter.

Where it stops. Knock is cloud only. Per-customer branding and preferences, translations, custom roles, SAML SSO and a HIPAA BAA sit on Enterprise.

Pick it if you want workflow depth and agent access over Twilio and SendGrid, and a cloud-only vendor suits you.

Verdict. Knock is a strong platform with good documentation and a well-liked Slack integration. Check the Enterprise list against your requirements before you commit.

5.Sinch

Best for enterprise volume across SMS, RCS, WhatsApp and email under one contract

Sinch's homepage: communications infrastructure for messaging, voice and email, with example mobile messages

Where it goes deep. Sinch sells carrier connections in many countries and owns Mailgun, so SMS, RCS, WhatsApp, voice, one-time passcodes and email can sit on one contract. The Conversation API sends to SMS, WhatsApp, RCS, Messenger, Viber and more through one endpoint. The Sinch MCP server sends text, media, template and choice messages, sends email through Mailgun, starts phone verifications and manages RCS senders, and Sinch’s agent skills walk a coding agent through 10DLC registration.

Where it stops. It is the least self-serve tool on the list: volume pricing is quoted, and G2 reviewers score setup 6.5 across a small sample of 35 reviews.

Pick it if procurement is buying tens of millions of messages and wants one vendor for SMS and email.

Verdict. Sinch fits a negotiated, global, multi-channel contract. A team that wants to sign up with a card this afternoon should start with Telnyx.

6.Bandwidth

Best for US voice and messaging on a provider that owns its carrier network

Bandwidth's homepage: voice, messaging and emergency services, with enterprise integrations and APIs

Where it goes deep. Bandwidth operates its own US carrier network, so calls and messages pass through fewer hands, and it adds 911 services, number porting, and toll-free and short-code messaging. Support is included for every customer, and G2 reviewers score it 8.9. Its MCP server, in beta, lets an agent send SMS, MMS and RCS, run number lookups and read reports.

Where it stops. Its strength is the US, pricing is quoted, and onboarding is aimed at mid-market companies and up. Bandwidth runs short-code traffic but does not lease the short codes themselves.

Pick it if your traffic is US voice and SMS and you want to know who owns the network.

Verdict. Bandwidth suits regulated or voice-heavy US traffic where the route matters as much as the rate. For global sends, look at Vonage or Sinch.

7.Plivo

Best for voice agents and SIP trunking, with SMS and WhatsApp under an enterprise contract

Plivo's homepage: build human-like voice AI agents, with a recorded call waveform

Where it goes deep. Plivo’s self-serve plan covers SIP trunking, audio streaming, phone numbers and a managed voice agent with a builder and simulation testing, in the US and India. Its Enterprise plan adds SMS, WhatsApp and the Verify API across 190+ countries, with short codes, custom sender IDs, a HIPAA BAA and SSO. G2 reviewers rate it 4.5 across 747 reviews.

Where it stops. SMS starts with a sales conversation and a monthly minimum, so a team that wants pay-as-you-go messaging with no commitment will find it elsewhere.

Pick it if you are building voice agents and want SMS from the same vendor under contract.

Verdict. Plivo has moved toward voice agents, and its SMS is now an enterprise product. Treat it as a contract negotiation alongside Sinch and Bandwidth.

8.AWS End User Messaging + Amazon SES

Best for AWS teams who want SMS and email on the AWS bill

The AWS End User Messaging product page: SMS, RCS, MMS and WhatsApp conversations, built on AWS

Where it goes deep. End User Messaging sends SMS, MMS, RCS and voice messages from your AWS account, with IAM permissions and delivery events flowing into other AWS services. RCS is billed only when delivered; SMS is billed per attempt. SES sends email, and new accounts start on its Essentials plan.

Where it stops. There is no campaign tool, user model, preference centre or inbox, and a 10DLC number sends one message part per second by default. Technical support beyond the forums needs a paid AWS support plan.

Pick it if your platform team runs on AWS and wants no new vendor.

Verdict. AWS is a sound choice for infrastructure teams who already live in the console. Teams that need a person at the provider will be happier with Telnyx or Bandwidth.

When you should stay on Twilio

Voice calls, Verify or two-way chat through Conversations carry real volume, and one vendor across them is worth the rate.
You use Segment or Flex alongside messaging and want them on the same account.
You have committed-use pricing that already closes most of the gap with Telnyx.
Your traffic is SMS only and it works; re-registering 10DLC brands and porting numbers takes weeks for a small saving.
Your backend is PHP, Ruby or .NET and you want a first-party library for whatever sits above Twilio. SuprSend's backend SDKs are Python, Node, Java and Go.
Your procurement team wants a large public company on the contract.

Teams move when the code around Twilio has grown: a job that groups alerts before calling the API, a table of who opted out of what, a retry that switches to a second provider, a SendGrid integration with its own unsubscribe list, and an admin screen so support can see what was sent. That code is a hidden cost: your team builds it, maintains it, and pays for it in engineering time on top of Twilio’s price. When the rate is the only problem, teams move to Telnyx, Vonage or Sinch; when the code is the problem, they keep Twilio as a provider and put a platform above it.

How to migrate off Twilio

01Record your baselines. Delivery rate by carrier, latency, failure rate and cost per delivered message including carrier fees.
02Register and port first. 10DLC brand and campaign review on a new provider takes days to weeks and gates US traffic, and number porting waits on it. Decide what stays on Twilio (often Voice and Verify) before you start.
03Rebuild workflows in the platform and keep them in your repo with its CLI, with Twilio as the primary SMS provider and the new one as backup while you compare.
04Move users and their channels: phone numbers, email addresses, push tokens and WhatsApp opt-ins, keyed to the same user IDs your app already uses.
05Carry consent state. STOP replies recorded by Twilio's opt-out handling stay in Twilio. Export them, along with SendGrid suppressions, and import them before the first send from anywhere else.
06Dual-send for five to seven days, comparing delivery logs carrier by carrier, then cut over one message type at a time, starting with the lowest risk.
07Keep Twilio live for 30 days after cutover as a rollback path, then release the numbers you no longer need.

Conclusion

Twilio covers the delivery side: SMS, MMS, RCS, WhatsApp, voice and one-time passcodes from one account, email through SendGrid, a deep number inventory and seven official server libraries. For many products that is all they need from a messaging vendor.

Move to Telnyx, Vonage, Sinch or Bandwidth when the rate or the support is the problem. Move above Twilio when the work around the send has grown: every kind of message in one system, a complete orchestration engine with an inbox, preferences, digests and fallback, and a team and its agents that change notifications without a deploy. SuprSend’s free plan covers 10,000 notifications a month, with Twilio connected as a provider.

FAQ

Is Twilio free?

No. Twilio has no free plan. New accounts get trial credit that can only text phone numbers you have confirmed, with a trial notice on each message. After that, SMS is billed per segment at $0.0083 in the US, plus carrier fees. SendGrid offers a 60-day email trial of 100 emails a day.

What is the cheapest Twilio alternative?

For US SMS at 50,000 segments a month, Twilio's base rate comes to $415 and Telnyx's to $200, with the same carrier fees on top of both. A notification platform is a separate line and counts a different unit, notifications or messages per channel. SuprSend is free up to 10,000 notifications a month and $100 a month for 50,000 on Essentials, with overage at $2 per 1,000 (or $5 on Business). Knock is free up to 10,000 messages and $250 a month for 50,000, then $0.005 per message. You still pay the SMS provider under either platform.

Can I keep Twilio and still use an alternative?

Yes, and most teams moving to a notification platform do. SuprSend and Knock connect Twilio as one provider among several, so you keep its routes and any negotiated rate while the platform runs workflows, preferences, fallback and logs.

Which Twilio alternatives include an in-app inbox?

The notification platforms: SuprSend, Knock, Courier and Novu all ship an embeddable bell and feed. SuprSend's inbox is on every plan, including Free, with six client SDKs. No delivery provider on the list, Twilio included, offers a notification inbox.

Which Twilio alternatives have an MCP server or agent authoring?

Among providers, Telnyx, Vonage, Sinch and Bandwidth publish MCP servers that send messages and manage numbers; Twilio's official server searches its docs and API specs. Among platforms, the SuprSend agent builds workflows from a description, drafts copy and traces failed sends, and SuprSend's MCP server builds and changes workflows, templates and tenants, tests and sends, and queries logs from Claude, ChatGPT or Cursor. Knock also offers agents, an MCP server and a CLI.

Can one platform do transactional and marketing messages?

Yes. SuprSend and Knock run product notifications, transactional sends and marketing broadcasts from one system with one preference model. On Twilio, campaigns run through the Bulk Messaging API or Engage on the Segment CDP, and marketing email through SendGrid; none of them shares a preference model with the transactional sends from your code.

What channels do Twilio alternatives support?

Providers cover SMS and MMS, and most add WhatsApp, RCS and voice; Sinch adds email through Mailgun and AWS through SES. SuprSend covers nine channels on every plan: email, SMS, WhatsApp, mobile push, web push, Slack, Microsoft Teams, in-app and webhook, sending SMS and email through the provider you connect.

Is Twilio HIPAA compliant?

Twilio offers HIPAA accounts for eligible products through Twilio Editions, which also carry SAML SSO and longer audit records, so check that each product you use is covered. SuprSend holds SOC 2 Type II, ISO 27001, GDPR, HIPAA and CPRA, with a BAA on Enterprise.

Can I self-host a Twilio alternative?

Not a delivery provider; the carrier connections are the product. At the platform layer, SuprSend runs in your own VPC, on-prem or in your own cloud under an Enterprise licence with vendor support, and Novu's open-source core runs free on servers you operate.

Do I still pay Twilio on top of a notification platform?

Yes, for SMS and email. SuprSend, Knock and Courier orchestrate; you bring your own provider accounts and pay them directly. Mobile push, web push, in-app, Slack and Microsoft Teams need no paid provider.

8 best Twilio alternativesfor SMS and multi-channel notifications (2026)

Quick guide: Twilio alternatives by use case