Stratum: Focus & Study Timer

Block apps. Boost productivity

Only for iPhone

Free · In-App Purchases · Designed for iPhone. Not verified for macOS.

iPhone

Block distractions, plan deadlines and track your study time with Stratum — the focus app built to help students stay locked in. Reclaim your study time with Stratum, a focus timer, app blocker, deadline planner and study tracker built for students. Choose what you need to study, block distracting apps, start a focused timer, and track your progress over time. Stratum helps you stop doomscrolling, stay locked in and build better study habits one session at a time. Whether you are preparing for exams, catching up on lectures, finishing assignments or trying to build a consistent study routine, Stratum gives you the structure to focus now and the insight to improve later. What you get: App blocking for distractions Block apps that pull you away from study and protect your focus sessions. Pomodoro and focus timer Start timed study sessions for deep work, revision, lectures, or assignments. Deadline planner Track upcoming exams, assignments, and tasks so you always know what is due next. Study reminders Set reminders for your subjects so important work does not slip through. Progress tracking See your daily study time, weekly breakdown, study streaks and subject progress. Subject organisation Add your subjects, tasks, and study goals in one simple place. Free to use: Stratum is free to download but requires subscription to utilise all features noted below. Stratum Pro (subscription): Stratum Pro is an auto-renewable subscription that unlocks the full experience: - Unlimited subjects - Deep Focus mode for stronger, harder-to-bypass blocking - Full stats history and per-subject breakdowns - Subject streaks and milestones - Smart deadline-to-session suggestions - Recurring scheduled study sessions Pricing: $29.99 per year, or $2.99 per month (AUD). Payment is charged to your Apple ID at confirmation of purchase. Your subscription automatically renews unless it is cancelled at least 24 hours before the end of the current period, and your account is charged for renewal within 24 hours before the end of the period. You can manage or cancel your subscription anytime in your Apple ID account settings. Stratum is designed to make studying feel clear, focused and manageable. Instead of juggling a timer, calendar, reminder app and screen-time blocker, Stratum brings everything together into one clean student productivity system. Block distractions. Plan your deadlines. Track your study. Build yourself with Stratum. Private & Secure Stratum uses Apple's Screen Time API to help block selected apps. App blocking and screen time controls are handled through Apple's on-device privacy system. Your focus starts here. Terms of Service: https://stratumstudy.com/terms.html Privacy Policy: https://stratumstudy.com/privacy.html

Ratings & Reviews

  • 5.0
    out of 5
    3 Ratings

The developer, Maxson Chen, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Purchases
    • Contact Info
    • User Content
    • Identifiers
    • Usage Data

Privacy practices may vary, for example, based on the features you use or your age. Learn More

Accessibility

The developer has not yet indicated which accessibility features this app supports. Learn More

Information

Seller
  • Maxson Chen
Size
  • 51.6 MB
Category
  • Productivity
Compatibility
Requires iOS 16.0 or later.
  • iPhone
    Requires iOS 16.0 or later.
  • Mac
    Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
  • English
Age Classification
4+
In-App Purchases
Yes
Copyright
  • © 2026 Maxson Chen
  • Developer Website
  • Privacy Policy