Stratum: Study & App Blocker
Maxson Chen Productivity iPhoneiPadiPod touch
Stratum: Study & App Blocker is a free Productivity app for iPhone and iPad by Maxson Chen. Requires iOS 16.0. Updated July 4, 2026.
- Price
- Free
- on the App Store
- Size
- 51 MB
- Age 4+
- Updated
- Jul 4
- 2026 · v1.0.2
Screenshots
About Stratum: Study & App Blocker
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
What’s new
Version 1.0.2 · Updated July 4, 2026
Added activity bar integration, minor bug fixes
App privacy
The developer, Maxson Chen, reported these privacy practices to Apple.
Data Linked to You
The following data, which may be collected and linked to your identity, may be used for the following purposes:
- Purchases: Purchase History
- Identifiers: User ID
- Usage Data: Product Interaction
- Contact Info: Email Address
- User Content: Other User Content
Used for: Analytics, App Functionality
Alternatives to Stratum: Study & App Blocker
Looking for apps like Stratum: Study & App Blocker? Here are 6 similar apps on the App Store. The highest rated is DottieNote: Focus & Tasks (5.0/5), and all 6 are free to download.
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App Blocker: Screen Time
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Fella: App Blocker & Limits
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VYXO: App Blocker for Focus
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FireDone
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Regain: Screen Time Control
4.3
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DottieNote: Focus & Tasks
5.0
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Stratum: Study & App Blocker | – | Free | July 4, 2026 | |
| App Blocker: Screen Time | – | Free | Oct 20, 2026 | Compare |
| Fella: App Blocker & Limits | – | Free | Oct 12, 2026 | Compare |
| VYXO: App Blocker for Focus | 4.7 / 5 (20) | Free | Jun 20, 2026 | Compare |
| FireDone | – | Free | Oct 10, 2026 | Compare |
| Regain: Screen Time Control | 4.3 / 5 (30) | Free | Oct 23, 2026 | Compare |
| DottieNote: Focus & Tasks | 5.0 / 5 (1) | Free | Oct 15, 2026 | Compare |