Boomerang vs Agentys (2026)
· Sovattha Sok
Boomerang vs Agentys: Boomerang ($4.98/mo) handles send-later scheduling and follow-up reminders. Agentys ($16.99/mo) drafts replies automatically in your voice. Different jobs — here is how to choose.
Boomerang excels at scheduling emails and tracking replies — it has done that reliably since 2010. Agentys drafts your replies automatically so you only review and send, never compose. If you need send-later and reminders, Boomerang is genuinely the right call. If you need someone to write your inbox for you, that is a different tool entirely.
What Boomerang Actually Does — and Does Well
Boomerang launched in 2010 as a Gmail add-on built around a single insight: the timing of an email matters as much as its content. That observation turned into a durable product. At its core, Boomerang gives you four things most email clients still do not handle natively — send-later scheduling, boomerang-style return reminders (an email comes back to your inbox if no reply arrives), inbox pause so you can go heads-down without new messages landing, and Respondable, an AI writing coach introduced in 2016 that scores your draft email on its likelihood of receiving a reply. Respondable examines factors like subject line length, word count, reading level, positivity, and the number of questions — all drawn from analysis of millions of email threads.
The pricing is straightforward. Boomerang for Gmail offers a permanent free tier with 10 message credits per month and basic send-later. The Starter plan runs $4.98/month (billed annually) and adds unlimited credits, Respondable, inbox pause, response tracking, read receipts, and meeting scheduling. Pro costs $14.98/month (annual) and layers on Respondable's advanced machine-learning model, recurring messages, Salesforce integration, and priority support. There is also a Premium tier at $49.98/month for heavier use. All new accounts get a 30-day trial of the Pro features before dropping to the free tier if unpaid. (Pricing confirmed via boomeranggmail.com/subscriptions.html, May 2026.)
For what Boomerang promises — controlling when you send and making sure nothing falls through the cracks — it delivers consistently. The inbox pause is legitimately useful: researchers at UC Irvine found it takes an average of 23 minutes and 15 seconds to regain full focus after an interruption (Gloria Mark, *Attention Span*, 2023). Blocking new arrivals during a two-hour writing session is not a gimmick; it is a meaningful productivity lever. The send-later feature, which seems mundane, has real use: composing at 23h00 and scheduling delivery for 8h45 means your message lands at the top of a recipient's inbox when they start their day, not buried under overnight traffic. Boomerang's follow-up reminders — set a return date, and the email bounces back if no reply arrives — solve a genuine problem that Gmail still handles poorly. These are real, practical tools. They have been refined over 15 years and they work.
When Boomerang Is the Right Pick
Boomerang earns its keep for a specific type of professional: someone whose email volume is manageable — say, 30–50 messages a day — but whose main frustration is timing control and follow-up discipline. Sales reps who need to surface a proposal exactly 48 hours after a call. Consultants who write at odd hours but want messages to land during business hours. Managers who need to pause their inbox during 90-minute focus blocks. If any of those scenarios describe your primary pain point, Boomerang at $4.98/month Starter is genuinely hard to beat for value.
Boomerang also makes sense as an add-on rather than a primary tool. Gmail's built-in scheduling is decent for one-off sends, but Boomerang's follow-up reminders — where the thread resurfaces if a reply never arrives — still have no native Gmail equivalent. If you do not need AI drafting but want that one specific behavior reliably, paying $4.98/month is reasonable. The free tier with 10 monthly credits works fine for occasional use too. Boomerang has been refined for 15 years and the scheduling mechanics are solid. If it solves your actual problem, use it.
Agentys: A Different Job Entirely
McKinsey Global Institute estimated in 2012 that knowledge workers spend roughly 28% of their workweek on email — reading, sorting, and writing replies. That estimate predates modern notification culture and today's 361 billion emails sent daily (Radicati Group, *Email Statistics Report 2024–2028*). The problem Boomerang addresses — scheduling and reminders — is real but sits at the edges of that 28%. The bulk of the time goes to composition: deciding what to say and typing it out.
Agentys was built to attack that core problem. It connects to your existing inbox (Gmail or Outlook), runs an automatic batch-processing pass, reads every incoming message, classifies each one by priority, and drafts a complete reply in your natural tone for every message that warrants one. When you open your inbox, the replies are already written. You read through them, approve or lightly edit, and hit send. Early adopter data shows the average user saves 1h47 per day on email composition alone. The key mechanism is per-contact voice learning: Agentys studies your sent history and adapts its register for each recipient. The reply you would send to a longtime client sounds categorically different from the reply you would send to a cold inbound lead — and Agentys captures that distinction automatically.
The price is $16.99/month for the Starter plan (7-day free trial; a payment method is required, and your chosen plan is charged when the trial ends unless you cancel first). At that price point, Agentys costs more than Boomerang's Personal tier but delivers a categorically different kind of savings. Boomerang saves you the two minutes it takes to chase a thread. Agentys saves you the two hours it takes to write the replies. If your bottleneck is scheduling, Boomerang is the right spend. If your bottleneck is composition, Boomerang cannot help — and Agentys is built exactly for that gap. This article is published by Agentys; we have an obvious interest in the comparison. Read independently, form your own view.