Boomerang

Gmail plugin with send-later scheduling, inbox reminders, and an AI Respondable writing coach.

Freemium Writing & Content
Visit Website ↗ by Baydin

What is Boomerang?

Boomerang for Gmail is a long-running email productivity plugin from Baydin that adds Send Later scheduling, Boomerang reminders that return messages to your inbox, and read receipts to Gmail. Its Respondable feature is an AI writing assistant that scores your email's likelihood of getting a response and works entirely in your browser. A free Basic plan covers 10 message credits a month, with paid plans from $4.98/month.

Key features

  • Send Later email scheduling
  • Boomerang reminders that return messages to your inbox
  • Respondable AI writing coach with response-likelihood scoring
  • Read receipts and click tracking
  • Inbox Pause to hold incoming mail
  • Meeting scheduling with polls
  • Notes on emails and contacts
  • Salesforce/CRM integration on Premium plan

Pros

  • Well-established tool with a genuinely usable free Basic plan
  • Respondable works entirely in-browser — no message data sent anywhere by default
  • Free iPhone and Android apps included

Cons

  • Free plan limited to 10 message credits per month
  • Advanced machine-learning Respondable features require Pro or Premium
  • Boomerang for Outlook is a separate product from the Gmail version

Boomerang at a glance

PricingFreemium
CategoryWriting & Content
Platformschrome-extension, ios, android
CompanyBaydin
Official websitewww.boomeranggmail.com
gmailsend laterremindersrespondableread receiptsinbox pausemeeting schedulingemail tracking

How to choose the right Writing & Content tool

A good writing tool should make your words better, not just faster. Look at the quality of its suggestions on your own kind of writing — articles, emails, marketing copy or academic work — and whether it can match a tone you set rather than forcing a generic voice. Practical checks: does it help with structure and headlines, or only grammar? Are there tools for rewriting, shortening and expanding? If you publish online, SEO guidance and plagiarism checking are worth having. Be careful with tools that promise fully automatic articles: search engines and readers both reward original, edited work, so choose a tool that strengthens your draft instead of replacing your judgement.

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Boomerang FAQs

What is Boomerang?

Boomerang for Gmail is a long-running email productivity plugin from Baydin that adds Send Later scheduling, Boomerang reminders that return messages to your inbox, and read receipts to Gmail. Its Respondable feature is an AI writing assistant that scores your email's likelihood of getting a response and works entirely in your browser. A free Basic plan covers 10 message credits a month, with paid plans from $4.98/month.

What are the main features of Boomerang?

Boomerang offers Send Later email scheduling, Boomerang reminders that return messages to your inbox, Respondable AI writing coach with response-likelihood scoring, Read receipts and click tracking, Inbox Pause to hold incoming mail, Meeting scheduling with polls, Notes on emails and contacts and Salesforce/CRM integration on Premium plan.

How much does Boomerang cost?

Boomerang follows a freemium model: a free tier is available, and paid plans unlock higher limits and advanced features. Check its official website for current plan prices.

What are the pros and cons of Boomerang?

Strengths of Boomerang include Well-established tool with a genuinely usable free Basic plan; Respondable works entirely in-browser — no message data sent anywhere by default; Free iPhone and Android apps included. On the downside, Free plan limited to 10 message credits per month; Advanced machine-learning Respondable features require Pro or Premium; Boomerang for Outlook is a separate product from the Gmail version.