A trial-expiry and upgrade nudges playbook for SaaS & Startups, built automated sequence. Starting from a trial nears its end, Mailable designs every on-brand email in the flow and ships it through billing and the tools you already use - inbox-ready in every client.
Trigger
A trial nears its end
SaaS & Startups
Design engine

Mailable
prompt → on-brand email
Brand kit
colors · fonts · voice
Who runs it
Build mode
Runs automatically on triggers
Growth & lifecycle
team
Product teams
team
Founders
team
Integrations
Synced via API & MCP
Sends to
Billing
Product events
CRM
Trigger: A trial nears its end
Mailable designs a clear, friendly upgrade prompt with the value recap
A reminder follows as the deadline approaches
Converted users drop out of the flow automatically
Renewal and dunning emails reuse the same brand kit
Synced from your stack; designs stay on-brand by default.
Runs automatically on triggers
Billing
Product events
CRM
Automated sequence
Triggered by events from your stack - signup, purchase, inactivity - Mailable designs and sends every step automatically, with timing and branching you control.
Start free, or talk to us about designing email at scale through the editor and the headless API.