SuprSend
Notification workflow API with preferences, batching, and multi-tenant options.
SuprSend is a multi-channel notification platform for email, SMS, WhatsApp, push, Slack, Teams, webhooks, and in-app notifications. It has a broad workflow feature set, including preferences, batching, digests, data modeling, and enterprise multi-tenant controls.
At an early stage the deciding factors are what the free tier actually covers, what the first paid invoice looks like, and how much of a founding engineer's week the setup costs. Feature depth that only matters at a million sends a month is noise until it is not.
Against a waitlist, a launch announcement, onboarding email, and the first transactional sends, SuprSend covers every capability this audience leans on: developer experience, scheduling, SDK breadth, and webhook coverage. The deciding factor becomes price and operational preference rather than feature gaps.
- Free tier: 10,000 notifications/mo
- Best published rate per 1,000: Tiers not published in comparable form
- Starts at: $110/mo Essentials for 50,000 notifications
- DX score: 8/10
- Deliverability: Depends on the downstream delivery providers connected for each channel.
- Operating since: Not published
- Scheduling: Yes
- SDKs: node, python, go
- Webhooks: Yes
Depends on the downstream delivery providers connected for each channel.
Teams that need notification workflows, preferences, and batching without starting at a $249+ paid plan.
Teams that only need a simple in-app inbox.
- › Free plan includes 10,000 notifications
- › Essentials starts lower than Knock, Courier, MagicBell, and Engagespot paid entry plans
- › Strong preference, batching, digest, and data-modeling surface area
- › Enterprise plan lists multi-tenant data modeling and bring-your-own-cloud options
- › Notification counting can still become expensive at multi-channel scale
- › Advanced preferences, objects, and tenant controls sit on higher plans or add-ons
- › Requires downstream providers for email and SMS delivery costs
Features at a glance
| API | Yes |
| SMTP | No |
| SDKs | node, python, go |
| Webhooks | Yes |
| Templates | rich |
| React Email | No |
| Batch send | Yes |
| Scheduled send | Yes |
| Suppressions | Yes |
| Multi-tenant | Yes |
| Inbound parsing | No |
| Event stream | Yes |
| Idempotency keys | No |
| Dedicated IP | No |