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Early Access - Testers Wanted

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Start Remembering.

Iterio locks your phone during study sessions and auto-schedules reviews using the Ebbinghaus forgetting curve. Join the Early Access — Premium is free for testers.

Sign Up for Early Access Android 8.0+ · Free Premium · Takes 30 seconds
Who Is This For

Sound Familiar?

Phone Addict During Study

"I only meant to check one notification..." Sound familiar? Other focus apps are easy to bypass. Iterio isn't.

Exam & Certification Prep

You study for hours but forget it all within a week. Iterio schedules reviews at the scientifically optimal intervals so you don't have to.

Building a Study Habit

You want a consistent routine but lack the discipline. Iterio's focus lock and streaks keep you on track.

Screenshots

See It in Action

Focus Timer screen showing a 25-minute Pomodoro countdown
Focus Timer
Focus Lock screen blocking all apps during study session
Focus Lock
Spaced Repetition review schedule with upcoming review dates
Spaced Repetition
Core Features

Everything You Need to Study Smarter

3-Level Focus Lock

Your phone becomes a timer and nothing else. Unlike other apps, Iterio blocks every escape route — including PiP.

  • App restriction mode
  • Full phone lock mode
  • Complete lockdown (blocks PiP)

Auto Spaced Repetition

Based on the Ebbinghaus forgetting curve. You study, Iterio tells you when to review. No manual scheduling.

  • Auto-generated at 1, 3, 7, 14, 30 days
  • Per-subject tracking
  • Calendar view with reminders

Study Analytics

Track your progress with detailed stats, streaks, and a GitHub-style heatmap. See exactly how far you've come.

  • Daily / weekly / monthly charts
  • Subject distribution breakdown
  • Streak tracking + heatmap calendar
Early Access Program

What Testers Get

Free Premium — All Features Unlocked

Cloud backup, focus BGM, unlimited customization, and more. Everything is free during the Early Access period.

Your Feedback Shapes the Roadmap

Talk directly to the solo developer who writes every line of code. Your ideas become features.

First to Try New Features

Be the first to test new features before anyone else. Actively updated with new releases.

How to Join

3 Easy Steps

1

Fill out a short form

Just your Gmail address and what you're studying. That's it.

2

Get your invite (within 24h)

We'll add you to the test and send a Google Play install link.

3

Install & start studying

Try it out and share your honest feedback with us.

FAQ

Common Questions

Yes. All Premium features are completely free during the Early Access period. Test purchases through Google Play are never charged.
All your study data stays on your device. There are no external servers and no tracking. Cloud backups are opt-in and encrypted with AES-256-GCM. Privacy Policy
The Focus Lock feature needs Accessibility Service to detect and block app switches during study sessions. It does not read your screen content or collect any personal information.
Google Play requires a Gmail address to add you as a tester. This is the same address linked to your Android phone's Google Play account. We only use it for the test invitation.
Yes, absolutely. You can uninstall the app or leave the testing program at any time through Google Play. No commitment required.

Ready to Focus?

Join the Early Access now. Free Premium. 30-second signup.

Sign Up for Early Access
Looking for up to 20 testers