Session app alternative
Session is the focus timer from stayinsession.com, for Mac, iPhone and iPad. If you're looking past it, the reason is usually one of these: you work on Windows or Linux, or across machines; you want deep work booked for a real time, with something riding on turning up; or you want a running count of deep hours rather than a log of timers. Session is the better tool for some of this, and the page says where.
21 days free · no card · $5.99/mo after
Blocking
Session is stronger here
Session
Blocks the apps and websites you choose during a session and restores them afterward. Mac only, on Pro.
trydeepwork
None. trydeepwork doesn't block websites or apps.
On a Mac
Session is stronger here
Session
A native macOS app, with global keyboard shortcuts and AppleScript on Pro.
trydeepwork
No native Mac app. It runs in a browser, or in a terminal app.
Price
Session is stronger here
Session
A free tier with two days of analytics. Pro is $4.99 a month or $39.99 a year, with 7 days of Pro free.
trydeepwork
21 days free, no card. Then $5.99 a month or $49.99 a year.
Session length
About even
Session
Pomodoro-style 25 minute sessions. Custom session and break lengths are on Pro.
trydeepwork
5 minutes to 4 hours. Break time builds up as you work, 5 minutes for every 25.
Platforms
trydeepwork is stronger here
Session
macOS, iPhone and iPad, with sync between them. No Windows or Android app.
trydeepwork
Any browser on any OS, installable to a phone home screen, and a terminal app for macOS, Windows and Linux.
Booking
trydeepwork is stronger here
Session
Shows your calendar events inside the app, and can add a calendar event when a session finishes.
trydeepwork
Book a session for a real time. It syncs both ways with Google Calendar, with reminders by email, push or Telegram.
What you keep
trydeepwork is stronger here
Session
A session log with notes on what you worked on and learned. Analytics beyond two days are on Pro.
trydeepwork
Weekly deep hours against your 4-week average, split across up to three objectives.
Session details as of October 2026.
If you work on a Mac and your main problem is the pull of other windows, Session is the better tool. It blocks the apps and websites you pick for the length of a session and puts them back afterward. The website blocker covers Safari, Chrome, Brave and Edge. trydeepwork has no blocking of any kind, and a full-screen timer is not a substitute for it.
Session is also a native Apple app. It syncs between Mac, iPhone and iPad, and a timer started on a Mac can end on your phone. Pro adds notifications to an iPhone or Apple Watch when a Mac timer ends, AppleScript and Shortcuts automation, and options such as turning on Do Not Disturb or muting Slack when a session starts. trydeepwork has none of that.
After each session, Session asks what you worked on and what you learned, and lets you review the day. That is a fuller record of each single session than trydeepwork keeps. It also costs less: $39.99 a year on Pro against $49.99, with a free tier that is usable as it is.
The plainest reason is the platform. trydeepwork runs in any browser on any operating system, installs to a phone home screen, and has a terminal app for macOS, Windows and Linux. It also works from ChatGPT over MCP, in ChatGPT developer mode. If you move between a Windows desktop and a Linux laptop, Session doesn't follow you and this does.
The second is booking. You schedule a session for a real time, and it syncs both ways with Google Calendar. Reminders arrive 60, 30, 10 and 1 minute before, by email, push or Telegram. You can put money behind it: buy session credits ($9.99 for 2 or $24.99 for 5, about $5 each) and stake one on a booked session. Start within 10 minutes of the booked time and finish at least 75% of it, and the credit comes back; otherwise it's used up. Scheduling itself stays free. A friend can be your buddy: you each see the other's week, and either of you can send a nudge, at most one email a day.
The third is the record. Every session is logged. The week page shows your cumulative deep hours against your 4-week average, and how they divide across up to three objectives, the things you said matter most. Sessions also sync to Toggl and Beeminder. trydeepwork users logged 29,420 hours of focus in 2025.
The session itself runs up to 4 hours: one task on one dark full-screen clock. Break time builds up as you work, 5 minutes for every 25, and you take it when you reach a stopping point rather than on a schedule.
Neither tool decides what work matters, and neither does the work. A timer and a log show that the hours happened. They say nothing about whether those hours went to the right task.
Blocking removes some distractions and booking raises the cost of skipping a session, but both leave the choice of task to you. If that choice is the hard part, the tool matters less than the decision you make before opening it.
Other comparisons
Name what matters, book a time, then show up. Every session is logged, so by the end of the week you know how many deep hours you did, not roughly how many.