SuprSend

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.

A SaaS product sends on behalf of its customers, so the deciding factors are tenant isolation, whether suppressions can be scoped rather than global, and whether support can answer why one specific account did not receive one specific email. Lifecycle automation and transactional sending usually need to coexist.

Against trial expiry notices, dunning, onboarding sequences, and per-tenant transactional mail, SuprSend covers every capability this audience leans on: multi-tenant support, event stream, the suppressions API, scheduling, and webhook coverage. The deciding factor becomes price and operational preference rather than feature gaps.

• Multi-tenant: Yes
• Event stream: Yes
• Suppressions API: Yes
• Operating since: Not published
• Scheduling: Yes
• Best published rate per 1,000: Tiers not published in comparable form
• Deliverability: Depends on the downstream delivery providers connected for each channel.
• Webhooks: Yes
• Starts at: $110/mo Essentials for 50,000 notifications

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.