X Effect: Streak Keeper
MANUEL MATAS GALEOTE Productivity iPhoneiPadiPod touch
X Effect: Streak Keeper is a free Productivity app for iPhone and iPad by MANUEL MATAS GALEOTE. Requires iOS 18.6. Updated August 23, 2026.
- Price
- Free
- on the App Store
- Size
- 13 MB
- Age 4+
- Updated
- Aug 23
- 2026 · v1.2.0
Screenshots
About X Effect: Streak Keeper
X Effect is a beautifully minimal habit tracker based on the proven "Don't Break the Chain" method. Every day you complete your habit, mark an X. Watch your streak grow and build unstoppable momentum. HOW IT WORKS The X Effect method is simple: commit to a habit for 49 days (7 weeks). Each day you succeed, you draw an X. The visual chain of X's creates powerful motivation, you won't want to break it. FEATURES -- Visual Progress Tracking-- Mark each completed day with a satisfying X See your entire month at a glance Track your current streak and total completions View your full year history in a beautiful continuous grid -- Beautiful Customization-- Choose from 12 stunning color themes Select custom icons for each habit Elegant dark mode interface iOS 26 Liquid Glass design support -- Native Experience -- Strives to be fully native and feel right at home on iOS Available for both iPhone and iPad Seamless iCloud sync keeps your chains updated across all your devices -- Smart Notifications-- Daily reminders at your chosen time Context-aware messages based on your streak Encouraging recovery prompts if you miss a day -- Home Screen Widget-- Track your progress without opening the app See your monthly X grid at a glance Choose which habit to display -- Motivation Features -- Shake your phone for a random motivational quote Streak celebrations to keep you going "At-risk" detection when you're about to break your chain -- Simple & Focused-- No complicated statistics No overwhelming features Just you, your habits, and your X's THE SCIENCE BEHIND IT The X Effect leverages two powerful psychological principles: Visual Progress — Seeing a chain of X's activates your brain's reward system Loss Aversion — Once you've built a streak, breaking it feels like losing something valuable After 49 days, your new behavior becomes automatic. That's the X Effect. PERFECT FOR -Building new healthy habits -Breaking bad habits -Daily routines (exercise, reading, meditation) -Tracking consistency for any goal -Anyone who loves minimal, beautiful apps Start your chain today. Mark your first X. Privacy Policy: https://sites.google.com/view/streaksprivacy/home By using this app, you agree to Apple's Standard End User License Agreement (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
What’s new
Version 1.2.0 · Updated August 23, 2026
Bug fixes and performance improvements.
App privacy
The developer, MANUEL MATAS GALEOTE, reported these privacy practices to Apple.
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Purchases: Purchase History
- Identifiers: User ID, Device ID
Used for: App Functionality
Alternatives to X Effect: Streak Keeper
Looking for apps like X Effect: Streak Keeper? Here are 6 similar apps on the App Store. The highest rated is CrossOut Calendar (5.0/5), and all 6 are free to download.
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CrossOut Calendar
5.0
-
TinyHabits: Trigger Change
-
Pinax Quote
-
Exfield – Habit Calendar
-
Aqua Focus
-
Arcade Life App
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| X Effect: Streak Keeper | – | Free | August 23, 2026 | |
| CrossOut Calendar | 5.0 / 5 (1) | Free | Oct 22, 2026 | Compare |
| TinyHabits: Trigger Change | – | Free | Sep 18, 2025 | Compare |
| Pinax Quote | – | Free | Apr 16, 2026 | Compare |
| Exfield – Habit Calendar | – | Free | Oct 21, 2026 | Compare |
| Aqua Focus | – | Free | Jan 6, 2026 | Compare |
| Arcade Life App | – | Free | Sep 2, 2026 | Compare |