Available on Android
Get TiedSiren. Free.
Install on Android in under a minute. No credit card, no trial. The full feature set is free while we build out other platforms.
100% freeNo credit cardWorks instantly
What you get
Every feature, free for now
Strict Mode (locked sessions, no shortening from the phone)
Custom blocklists
Scheduled sessions (daily or weekly)
Focus timer
A paid plan exists for power users in the future. The free tier today covers everything most people need to break the habit.
System requirements
Will it run on your phone?
Operating systemAndroid 8.0 (Oreo) or higher
StorageAbout 30 MB
Required permissionAccessibility Service (used to enforce blocking, no data leaves the device)
Battery impactTypically under 2% per day
InternetRequired to create your account; blocking works offline
Blocks are enforced through Android's Accessibility Service. That permission stays on your device. The content of what's on your screen is never read, transmitted, or stored.
Other platforms
iOS, macOS, Windows are next.
Join the waitlist and get notified when we launch on your platform.
iOS
Planned
macOS
Planned
Windows
Planned
First 500 signups get Pro free for 3 months