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Mailchimp is email-first marketing for small businesses, with SMS and transactional email sold as add-ons. SuprSend is agentic, multi-channel orchestration for every message your product sends.
Trusted infrastructure layer behind hundreds of platforms
Mailchimp and SuprSend both send campaigns and triggered messages to your users. Mailchimp is built around a marketer sending email to an audience, with SMS and transactional email bought as add-ons. SuprSend is agentic, multi-channel orchestration: engineering, product, growth and their agents run every kind of message, on every channel, from one system.
Email, SMS, WhatsApp, mobile push, web push, Slack, Teams, in-app inbox and webhooks run on one user profile, and transactional, product and marketing messages share the same workflows, preferences and logs. Mailchimp sells SMS as credits in 37 countries and has no push or inbox.
Your team works from the tools it already uses: the dashboard, Slack, the repo, Claude or ChatGPT. Agents create workflows, write templates, trigger sends and read the delivery log. Mailchimp’s Intuit Assist writes copy inside its dashboard, and its MCP server covers transactional email only.
Each tenant has its own sending domain and provider, its own template versions, its own channel defaults and a per-tenant feed, nested five levels deep. Each user sets preferences per category, channel and digest schedule. Mailchimp separates brands into audiences, capped at three on Essentials.
A failed send moves to the next provider, bursts collapse into one digest, every workflow and template keeps versions with rollback, and test mode blocks real delivery outside production. Mailchimp delivers every email itself, and its flows have no version history or staging environment.
A product manager changes a workflow in the dashboard. A developer commits the same workflow as a file and ships it through a pull request. A marketer asks Claude to build a list and send a campaign. All three work on the same workflows, templates and logs, so nobody waits on a ticket.
The built-in agent builds, edits and debugs notifications from a description; product and growth ship without a ticket.
Connect the MCP to Claude, ChatGPT or any client and operate templates, workflows, tenants and preferences.
CLI and API keep workflows versioned, diffable and reviewed in pull requests; coding agents make bulk changes.
One SuprSend customer runs its marketing email end to end from Claude Code, with nobody in the dashboard.
Mailchimp is built in its dashboard: campaigns in the email builder, automations in the Marketing Automation Flows builder, with Intuit Assist drafting copy and filling pre-built flow templates. The Marketing API manages audiences, campaigns and reports. Mailchimp’s own MCP server connects Claude, Cursor or VS Code to Mailchimp Transactional, to send email and diagnose a failed send. Each account is one live environment with no staging.
One SDK, one event stream and one user record cover all nine channels, and adding a channel is a step in a workflow. A marketing team working in the SuprSend dashboard also runs the event-driven transactional messages, from the same workflows, lists and logs as its campaigns, with no second tool and no engineering ticket.
| If this is you | Choose |
|---|---|
| A small business sends newsletters and promotions to a subscriber list, with forms, landing pages and social posts in the same tool | Mailchimp |
| An online store runs abandoned-cart and win-back emails from its connected store data | Mailchimp |
| Almost everything goes out as email, to one audience, from a marketer who never needs a second channel | Mailchimp |
| One product event has to reach the user by inbox, push, email or SMS, stopping once they respond | SuprSend |
| Each customer account needs its own domain, content and notification defaults | SuprSend |
| Users should choose, per category, which messages they get and on which channel | SuprSend |
| A marketing team wants the transactional messages in the same dashboard, lists and logs as its campaigns | SuprSend |
| You want agents to build, send and manage your notifications from Claude, ChatGPT, Claude Code, Cursor or Slack | SuprSend |
| Marketing keeps Mailchimp for newsletters and store flows, and the product needs notifications Mailchimp cannot send | Both |
| SuprSend | Mailchimp | |
|---|---|---|
| Best when | Engineering, product and growth all send to users, on every channel and for every customer account | A small marketing team sends newsletters, promotions and store emails to a subscriber list |
| Who uses it | Engineers, product, growth, and agents over MCP; unlimited seats | Marketers; 1 seat on Free, 3 on Essentials, 5 on Standard, unlimited on Premium |
| Messages covered | Transactional, product and customer engagement, in one system | Marketing campaigns and flows; transactional email and SMS through the Transactional add-on |
| Built and changed from | Dashboard agent, your own agent over MCP, CLI and API | Dashboard with Intuit Assist; Marketing API; MCP for Transactional only |
| Channels | Email, SMS, WhatsApp, mobile push, web push, Slack, Teams, in-app, webhook; every plan | Email; SMS add-on in 37 countries; MMS in the US and Canada on Standard |
| Data model | Users with JSON properties, lists, objects, nested tenants | Contacts with typed audience fields, tags and groups, inside separate audiences |
| Multi-tenancy | Nested tenants with own provider, domain, template version, defaults, feed | Separate audiences in one account; one sender setup shared |
| Preferences | Per category and channel, digest schedule, tenant defaults | Groups for email interests; SMS consent kept apart |
| Workflows | One send step for all channels; branch, batch, digest, routing, failover | Flows with branching on Standard; up to 4 steps on Essentials |
| In-app | Inbox for web and mobile, headless option | No notification inbox; pop-up forms on your site |
| Provider failover | Ordered vendor list with timer and delivery-confirmation stop | No second provider; Mailchimp delivers every message |
| Environments and test mode | Development, staging, production; test mode blocks delivery | One live account; test emails go to real addresses |
| API limits | Generous fair-use limit, no published number | 10 simultaneous connections on the Marketing API |
| AI | Agent builds workflows, writes copy, reads logs, in dashboard or Slack; Agent SDK | Intuit Assist drafts copy and fills flow templates; predictive segments |
| Hosting | SuprSend cloud on every plan; your VPC, on-prem or BYOC on Enterprise, full product, supported | Mailchimp cloud, on servers in the United States |
| Pricing model | Per notification per channel; digest counts as one; users free | Contacts stored per tier, with a monthly send cap; SMS credits and Transactional blocks extra |
| Implementation | Days: SDK or API call, workflows in the dashboard or by CLI | Same day for email; SMS after an application is approved |
| Compliance | SOC 2 Type II, GDPR, HIPAA BAA on Enterprise | SOC 2, ISO 27001, EU-U.S. Data Privacy Framework |
| G2 | 4.8, 129 reviews | 4.3, 12,990 reviews |
MailchimpMailchimp is email marketing for small businesses, owned by Intuit. The centre is a marketer sending email to an audience: campaigns, automation flows, forms and landing pages, priced by how many contacts the audience holds.
Around that centre sit SMS on credits, social posting, retargeting ads, ecommerce data and a separate Transactional product for API email. A shop owner can run the newsletter, the welcome series and the abandoned-cart email from one account.
SuprSendSuprSend is agentic, multi-channel orchestration for products where messages start from what users do. One event becomes the right message on the right channel through a workflow that batches, branches, routes and fails over.
Engineering integrates once; product, growth and their agents build on top. Every channel shares one user record, one preference model and one log, and customer accounts can each carry their own setup.
MailchimpMarketers build campaigns, segments, forms and automation flows in the dashboard, with Intuit Assist drafting copy and filling flow templates. Developers sync contacts and events through the Marketing API, and send transactional email and SMS through the Transactional API in Node, Python, PHP or Ruby.
Agents connect to the Transactional MCP to send email and diagnose failed sends; campaigns, audiences and flows stay with a person in the dashboard.
SuprSendEngineers integrate once through the API, a backend SDK in Python, Node, Java or Go, the CLI and MCP, and keep workflows and templates in the repo. Product and growth build workflows, lists, content and broadcasts in the dashboard, or have the built-in agent build them, with versions to roll back and a test mode.
Agents connect over MCP from Claude, ChatGPT, Claude Code or Cursor and create users and tenants, set preferences, write templates, trigger a notification, run a broadcast and read the log.
From both pricing pages, Mailchimp’s help centre and developer documentation, and the SuprSend product, September 2026. Plan names mark the lowest plan that includes a feature.
Everything in SuprSend has an API and a file form behind the dashboard, so it can be scripted, versioned, staged and handed to an agent. Mailchimp’s campaigns, audiences and templates are reachable over the Marketing API; its flows are built by a person in the dashboard, on one live account.
| Capability | SuprSend | Mailchimp |
|---|---|---|
| Visual builder in the dashboard | YES | YES |
| Workflows by API | YESCreate, update and trigger | NOFlows are built in the dashboard; the API triggers a step |
| Templates by API | YESEvery channel | YESMarketing and transactional email templates |
| CLI push and pull of assets | YESWorkflows, templates, schemas, events, categories, translations | NO |
| Promote staging to production | YESBy CLI, from CI | NOOne live account |
| Change many assets in one command or prompt | YESBy CLI or agent | NOCampaigns and flows are edited one at a time |
| Build from a prompt in the dashboard | YESWorkflows, copy and fixes | PARTIALIntuit Assist fills pre-built flow templates with branded emails |
| Headless UI | YESInbox, preference centre, template editor | NOForms and pop-ups embed as Mailchimp code |
Mailchimp is sold to marketers, seat by seat, with forms, landing pages and social posting attached. SuprSend is one system for engineering, product, growth and support, with no seat count.
| Capability | SuprSend | Mailchimp |
|---|---|---|
| Who builds workflows | Engineers, product, growth, in the dashboard, by CLI or by agent | Marketers, in the flow builder |
| Who builds audiences | Anyone: rules, warehouse SQL, CSV, CDP sync | Marketers: segments on fields, tags, activity and purchases |
| Team seats | Unlimited on every plan | 1 on Free, 3 on Essentials, 5 on Standard, unlimited on Premium |
| Transactional messages | YESEvery channel | YES, BUTTransactional add-on on Standard and Premium; email and SMS |
| Product notifications with an inbox | YES | NO |
| Customer engagement campaigns | YESLists and broadcasts on every plan | YESThe core product |
| Landing pages, forms, social posting | NO | YESEvery plan |
Mailchimp stores contacts inside audiences, keyed on email address, with typed fields, tags and groups. SuprSend stores users with free-form JSON properties, the objects they belong to, and nested tenants inside one integration.
| Capability | SuprSend | Mailchimp |
|---|---|---|
| Recipients | Users with channels and properties; objects such as an order, a team or a device | Contacts with an email address and an SMS phone number, inside an audience |
| Non-user recipients | YESObjects with own channels and subscribers; Business | NO |
| Tenants | YESNested five levels; Business add-on, Enterprise | PARTIALSeparate audiences: 1 on Free, 3 on Essentials, 5 on Standard |
| Per-tenant provider and sending domain | YES | NOMailchimp delivers for every audience |
| Per-tenant template version | YESMatched by tenant ID at send | NO |
| Tenant-admin preference defaults | YESDefaults, mandatory channels, visible categories | NO |
| Contact or user limit | None; users are free | 250 on Free; up to 50,000 on Essentials; 100,000 on Standard; custom above |
| At the contact limit | Nothing changes | Overage billed automatically |
Both run one-time and scheduled campaigns to an audience. Mailchimp sends email and SMS as separate campaigns; SuprSend sends a broadcast on any channel through the same workflow engine as transactional messages, so it batches, routes and respects preferences.
| Capability | SuprSend | Mailchimp |
|---|---|---|
| How a list is built | Rules on properties and events; warehouse SQL; CSV; API; Segment, Mixpanel, Amplitude | Segments on fields, tags, campaign activity, purchases and site visits; CSV; 300+ integrations |
| Dynamic lists that refresh | YES, BUTEnterprise, or an add-on on Essentials and Business | YESSegments update as contacts change |
| User properties | Any number, any JSON value, no field to declare | Typed audience fields: text to 255 bytes, number, date, dropdown, address and others |
| Broadcast channels | Any of nine channels, or several in one send | Email; SMS as its own campaign |
| Scheduling | One-time, scheduled, recurring; recipient’s timezone on Essentials | Scheduling on Essentials; delivery by time zone and send time optimisation on Standard |
| Broadcast through a workflow | YESBatching, routing, fallback, preferences apply | NOCampaigns and flows are separate |
| Transactional from the same dashboard | YESSame workflows, lists and logs | YES, BUTTransactional add-on with its own app, templates and logs |
| Predictive segments | NO | YESLifetime value and purchase likelihood on Standard |
| Campaign analytics | Delivered, seen, clicked, unsubscribed per broadcast, category and tenant | Opens, clicks and ecommerce revenue; custom reports on Standard |
| A/B testing | NO | YESA/B on Essentials; multivariate on Standard |
Mailchimp delivers email itself and adds SMS as prepaid credits after an application, in 37 countries. SuprSend covers nine channels on every plan through providers you choose, with fallback between them.
| Capability | SuprSend | Mailchimp |
|---|---|---|
| YESThrough your provider | YESMailchimp delivers | |
| SMS | YESThrough your provider | YES, BUTPaid plans, application, 37 countries; credits expire monthly |
| YESProvider or Cloud API, every plan | NO | |
| Mobile push | YESEvery plan | NO |
| Web push | YESEvery plan | NO |
| Slack and MS Teams | YES | NO |
| In-app inbox | YESEvery plan | NO |
| Social posts and retargeting ads | NO | YESSocial posting on every plan; Google ads on Standard |
| Provider failover | YESOrdered list with timer; Essentials | NOMailchimp is the provider |
Mailchimp’s flow builder is built around marketing triggers: signups, tags, dates, email activity, purchases and carts. SuprSend’s is built around delivery: one send step for all channels, digests, routing, failover, versions and a test mode.
| Capability | SuprSend | Mailchimp |
|---|---|---|
| Triggers | API event, Segment event, schedule, broadcast, list | Signup, tag, date, email activity, purchase and cart, custom event by API |
| Send to all channels in one step | YES | NOOne email or SMS action per step |
| Branching | YESBranch node and step conditions | YES, BUTBranching points on Standard; Essentials flows capped at 4 steps |
| Delay and wait for event | YES | YES |
| Batching and digest | YESUser-chosen time, batch until due date; Business | NO |
| Channel routing that stops on read | YES | NO |
| Fetch data from an API mid-run | YESEssentials | NO |
| Hold to allowed hours | YESIn the user’s timezone; Business | PARTIALSMS quiet hours by sending country |
| Event payload schema | YESJSON schema with TypeScript types | NO |
| Version history and rollback | YES | NO |
| Test mode | YESBlocks real delivery outside production | NOTest emails go to real addresses |
Mailchimp has a strong email builder with a template gallery and dynamic content on Standard. SuprSend has rich editors for all nine channels, variants per tenant and language, versions, and an editor you can embed in your own product.
| Capability | SuprSend | Mailchimp |
|---|---|---|
| Editors | All nine channels; Handlebars; JSONNET for Slack and Teams cards | Drag-and-drop email builder and gallery; custom-coded HTML sends from Standard; SMS editor |
| Variants | YESBy tenant, user, event data or language | PARTIALDynamic content blocks on Standard |
| Translations | YESTranslation files per language, pushed by CLI; Business | PARTIALIntuit Assist translates copy into another language |
| Version history | YESWith rollback | NO |
| Embeddable template editor | YESReact SDK | NO |
| Preview and test send | YES | YES |
| AI copy | YESAgent drafts per channel | YESIntuit Assist drafts email, and SMS and social posts from an email |
A preference is a user’s standing choice about which messages reach them and where. Mailchimp records it as audience groups for email interests, with SMS consent tracked apart. SuprSend records it per category and channel, with a digest schedule and tenant defaults, and checks it on every send.
| Capability | SuprSend | Mailchimp |
|---|---|---|
| Model | Per category and channel; digest schedule; condition rules | Groups for email interests; unsubscribe per audience; SMS consent per contact |
| One opt-out across channels | YES | NOEmail and SMS consent kept separately |
| Tenant-admin defaults and mandatory channels | YES | NO |
| Preference centre | YESHosted page and embeddable components; Business | YESUpdate-profile form per audience |
| User-chosen digest schedule | YES | NO |
| Unsubscribe page | YESGenerated per email | YESLink in every campaign; SMS stop keywords |
| Quiet hours set by the user | NO | NO |
An in-app inbox is a persistent feed of notifications inside your product, with read state that follows the user across devices. Mailchimp has none; SuprSend ships an inbox for web and mobile.
| Capability | SuprSend | Mailchimp |
|---|---|---|
| Web components | YESReact, Angular, Vue, JS; headless hooks | NOMailchimp’s inbox holds campaign replies for your team |
| Mobile SDKs | YESReact Native, Flutter, iOS, Android | NOThe Mobile SDK syncs contact data from your app |
| Authentication | Expiring JWT, refreshed by the SDK | No inbox to sign in to |
| Tabs, filters, per-tenant feed | YES | NO |
| Snooze, pin, archive, actions, toasts | YES | NO |
| Branding removal | YESEssentials | NONo inbox to brand |
Mailchimp reports on campaigns, with revenue, and keeps a separate activity log in the Transactional app. SuprSend puts every message on every channel in one view: what was rendered, where it went, and why it was blocked.
| Capability | SuprSend | Mailchimp |
|---|---|---|
| Per-message log on every channel | YESRendered content and provider error | PARTIALTransactional activity for API email and SMS; campaign reports apart |
| Block reasons named | YESOpt-out, no channel, template error | PARTIALBounce and reject reasons in Transactional |
| Retention | 30 days Free, 90 days paid, custom Enterprise | Not published |
| Step-level workflow log | YES | PARTIALFlow reports per email |
| Export | CSV to 50 million rows; S3 Parquet; warehouse sync on Business | Report and audience export; Export API |
| Monitoring tools | YESDatadog, New Relic; Enterprise | NOWebhooks only |
| Revenue attribution | NO | YESEcommerce revenue per campaign and flow |
Mailchimp has two mature APIs, Marketing and Transactional, with client libraries, webhooks and an SMTP option on Transactional. SuprSend adds environments, a CLI, frontend SDKs and a test mode, because engineering integrates once and everyone else builds on top.
| Capability | SuprSend | Mailchimp |
|---|---|---|
| Backend SDKs | Python, Node, Java, Go | Node, Python, PHP, Ruby, for each of the two APIs |
| Frontend SDKs | JS, React, React Native, Flutter, iOS, Android | Mobile SDK for contact sync on iOS and Android; no UI components |
| API tooling | OpenAPI spec, Postman, try-it | OpenAPI self-description; OAuth 2 for apps |
| Environments | Development, staging, production on every plan | One live account |
| Published rate limits | NOFair-use limit, no number | YES10 simultaneous connections on the Marketing API |
| SMTP relay | NOYour provider’s SMTP | YES, BUTTransactional add-on |
| Delivery webhooks | YESEvery plan | YESAudience webhooks; Transactional event webhooks |
| CLI | Pushes and pulls every asset, promotes environments, generates types | No CLI |
Both have an MCP server and an in-product AI. Mailchimp’s Intuit Assist drafts for a person in the dashboard, and its MCP sends and diagnoses transactional email. The SuprSend agent, and any agent connected over MCP, builds, runs and diagnoses notifications end to end.
| Capability | SuprSend | Mailchimp |
|---|---|---|
| Build a workflow from a prompt | YESDashboard, Slack or any agent over MCP | PARTIALIntuit Assist fills pre-built flow templates |
| Edit workflows from an external agent | YES | NOThe official MCP covers Transactional only |
| Draft copy per channel | YESAll nine channels | YESEmail, plus SMS and social posts from an email |
| Diagnose a failed send | YESAgent reads the log and names the reason | YES, BUTTransactional sends, over the MCP |
| Run a campaign end to end from an agent | YESList, template, broadcast, log, re-send | NOAudiences and campaigns are outside the official MCP |
| What the MCP exposes | Users, tenants, objects, preferences, workflows, templates, broadcasts, logs | Nine tools on Transactional: account status, template build, API calls, failed-send diagnosis, onboarding |
| Agent SDK for your own agents | YESOpenAI, LangChain, Vercel AI | NO |
| Predictive AI | NO | YESSend time, lifetime value and purchase likelihood on Standard |
Mailchimp holds SOC 2 and ISO 27001 through Intuit and hosts in the United States. SuprSend holds SOC 2 Type II, signs HIPAA BAAs on Enterprise, and can run in your own cloud.
| Capability | SuprSend | Mailchimp |
|---|---|---|
| Certifications | SOC 2 Type II, GDPR, HIPAA; ISO 27001 and CPRA in progress | SOC 2, ISO 27001; EU-U.S. Data Privacy Framework |
| SAML SSO | YES, BUTEnterprise | NO |
| Two-factor sign-in | YESEvery plan | YESEvery plan |
| Roles and permissions | YES, BUTEnterprise | YES, BUT2 roles on Essentials, 4 on Standard, 5 on Premium |
| Hosting | SuprSend cloud on every plan; your VPC, on-prem or BYOC on Enterprise, full product, supported | Mailchimp cloud, on servers in the United States |
| Support | Slack community; email and chat paid; phone and CSM on Enterprise | Email for 30 days on Free; 24/7 email and chat on paid; phone on Premium |
The units measure different things. Mailchimp charges by the contacts an audience stores, caps sends at 10 to 15 times that count, and sells SMS credits and Transactional email blocks on top; SuprSend charges per notification per channel, counts a digest as one, and stores users free. A product with 20,000 users each getting five notifications a month by email and in-app sends 200,000 notifications, about $1,000 a month on SuprSend Business ($250 plus 150,000 extra at $5 per 1,000). On Mailchimp the 20,000 users sit on a contact tier, product email needs Transactional blocks at $20 per 25,000, and the in-app half has no channel. Compare on your own channel mix; SuprSend’s pricing page and Mailchimp’s have the tiers.
| Capability | SuprSend | Mailchimp |
|---|---|---|
| Billing unit | Notification per user per channel; digest counts as one; opt-out blocks not billed | Contacts stored per tier; monthly sends capped at 10x contacts on Essentials, 12x on Standard, 15x on Premium |
| Free | 10,000 notifications; all channels; lists and broadcasts; unlimited members | 250 contacts; 500 sends a month, 250 a day; 1 seat |
| Entry paid | Essentials $100 a month; 50,000; $2 per extra 1,000 | Essentials from $13 a month at 500 contacts |
| Next tiers | Business $250 a month; 50,000; $5 per extra 1,000; adds digest, preferences, objects | Standard from $20; Premium from $350 at 10,000 contacts |
| Enterprise | Custom; volume discounts; per-user option | High-volume plans above 200,000 contacts |
| Other channels | Every channel on every plan; providers billed by the provider | SMS credits that expire monthly; Transactional from $20 per 25,000 emails, Standard and up |
| Annual discount | Prices above are the annual rate | 15 percent off for 12 months at 10,000+ contacts |
| Time to first notification | Same day, no sales call | Same day for email; SMS after approval |
Most teams move the product messages and keep Mailchimp for newsletters and store flows; some move everything. The mapping is the same either way, and rebuilding flows is most of the work.
| Mailchimp | SuprSend | Moves how |
|---|---|---|
| Contact | User | Users API, SDK, CSV or Segment; keep a stable ID |
| Audience | List, or tenant | One list per audience; separate brands become tenants |
| Tag, segment | List | Rebuild as rules, warehouse SQL or CSV |
| Audience field | User property | Import as JSON; no type to declare |
| Group | Preference category | One category per interest; keep unsubscribes |
| Automation flow | Workflow | Rebuild in the builder, by CLI or by the agent |
| Custom event | Event with a schema | Same name; add the schema; generate types |
| Email template | Template with versions | Paste the HTML; add translation files |
| Transactional API call | Workflow trigger | Replace the send call with an event |
| SMS program | SMS channel | Register sender numbers with your SMS provider; keep consent |
| Reports, Transactional activity | Logs | Export from Mailchimp first; no import |
Inventory every flow, transactional template, SMS program, audience and group, and mark which flows start from product events.
Stand up SuprSend development and staging, connect email and SMS providers with a fallback order, and create tenants with their defaults.
Import users and lists, and map groups and unsubscribes to preference categories.
Rebuild the critical flows first: verification codes, password resets, billing and security alerts. Test them in test mode, then pull them into your repo.
Run both for a week on those flows, with the inbox SDK behind a feature flag.
Move the remaining workflows, cut over, and keep an export of Mailchimp’s reports and activity.
Enterprise customers get migration support and a scoped plan; on other plans the Slack community and docs are the path.
SuprSendSuprSend is better when messages start from what users do, reach several channels and an inbox, follow preferences per category and per customer account, and are built by engineering, product, growth and their agents together.
MailchimpMailchimp is better for a small marketing team sending newsletters, promotions and store emails to a subscriber list, with forms, landing pages and social posts in one account.
Yes. Mailchimp keeps the newsletters, the subscriber list and the store flows; SuprSend takes the product events and everything the product sends, and a webhook or warehouse sync keeps the Mailchimp contact current. The trade-off is two bills, two preference models and two places to check a log.
No. Mailchimp sends email and, as an add-on, SMS and MMS; its push notifications are alerts about your own account in the Mailchimp mobile app. SuprSend’s inbox is a channel on every plan, with SDKs for web, React Native, Flutter, iOS and Android, alongside mobile and web push.
SuprSendSuprSend scopes tenants inside one integration, each with its own provider, domain, template version, defaults and inbox feed, nested five levels deep.
MailchimpMailchimp separates brands into audiences inside one account: one on Free, three on Essentials, five on Standard and unlimited on Premium, each with its own contacts and forms.
SuprSendSuprSend runs in SuprSend cloud on every plan, and on Enterprise the full product also runs in your VPC, your data centre or bring-your-own-cloud, with vendor support.
MailchimpMailchimp runs in Mailchimp’s cloud, on servers in the United States.
Mailchimp is cheaper for a small list that hears from you a few times a month by email. SuprSend is cheaper when many users each get a handful of messages across several channels, because users are free to store, every channel is on every plan, and a digest counts as one.
Contacts, tags, groups and unsubscribes move by API, SDK or CSV in a day. Flows are rebuilt, by hand, by CLI or by the agent from a description. Most teams run both on the critical flows for a week before cutting over.
Join thousands of product & engineering teams using SuprSend to build and ship better notifications—faster.
