Stack Score

Editorial pick✓ Verified working

Boomerang for Gmail

Send later, follow-up reminders, and AI writing inside Gmail.

Try Boomerang for Gmail✓ Free trial available

Best for

Best for Gmail users who want scheduling, follow-up tracking, and AI-coached writing without switching clients.

At a glance

Pricing: freemiumfrom $4.99/mo
Setup time: 5 minutes to install
Learning curve: easy
Last verified: 5/21/2026

What we love

✓Survives every Gmail UI change
✓Respondable feedback genuinely improves drafts
✓Granular pause and follow-up controls

Where it falls short

−Free tier limited to 10 messages per month
−AI features feel basic next to newer tools
−No native iOS app — relies on web

Pricing

✓ Pricing verified Jun 21, 2026

4 tiers

Basic

per month

✓10 message credits
✓Basic scheduling
✓Limited Respondable

Personal

$4.99

per month

✓Unlimited credits
✓All scheduling features
✓Read receipts

Pro

$14.99

per month

✓Everything in Personal
✓Respondable Pro
✓Calendar scheduling

Premium

$49.99

per month

✓Team features
✓SAML SSO
✓Priority support

Why we picked it

Boomerang has outlasted half the email startups that tried to replace it. Send later and bring-back-if-no-reply alone are worth the seat.
— MoreAI.tools editor

Overview

Boomerang has been Gmail's send-later and snooze tool for over a decade. Recent versions add Respondable for AI-coached drafting and Inbox Pause for batching. Lives entirely inside Gmail and Outlook — no separate client to learn.

Key features

●Send later with timezone awareness
●Bring back to inbox if no reply
●Respondable AI coach for tone and length
●Inbox Pause for batching
●Recurring email scheduling
●Meeting scheduler with calendar suggestions
●Read receipts and click tracking

Best use cases

Schedule send

Compose now, deliver in the recipient morning.

Follow-up safety net

Auto-return a thread to inbox if no reply in 3 days.

Inbox batching

Pause inbound mail for deep work, release on schedule.

Integrations

Gmail

Outlook

Google Calendar

Slack

Zapier

Salesforce

HubSpot

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