TrulyInbox

TrulyInbox is an email warmup platform that prices by daily warmup emails rather than charging per connected account on paid plans. That model is attractive for teams managing many low-volume sender accounts, provided the daily warmup pool fits the workload.

Growth work lives or dies on targeting and measurement. What matters is whether behavioral triggers can be built without engineering time, whether the event stream supports attribution past the open, and whether deliverability holds when broadcast volume shares a reputation with product email.

Against behavior-triggered journeys, broadcasts, and winback campaigns measured on revenue, TrulyInbox covers scheduling, event stream, and multi-tenant support, and does not cover the suppressions API. Whether that gap matters depends on how central those are to the build.

• Scheduling: Yes
• Event stream: Yes
• Deliverability: Not a sender. Tracks warmup behavior, deliverability score, account health, and ESP-level analytics on higher tiers.
• Operating since: Not published
• Suppressions API: No
• Best published rate per 1,000: Tiers not published in comparable form
• Multi-tenant: Yes
• Free tier: Free forever for 1 account and 10 warmup emails/day
• Starts at: $29/mo monthly, or $22/mo billed annually for Starter

Not a sender. Tracks warmup behavior, deliverability score, account health, and ESP-level analytics on higher tiers.

Teams that manage many sender accounts but want one shared warmup volume pool.

Teams that need a deliverability API today.