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About 21in21

Do you have 21 days to change your life? 21in21 is not just an app; it’s a guided protocol for personal transformation. Whether you are healing a broken heart, seeking a leaner body, or needing a digital detox, we provide the map. HOW IT WORKS One step a day. For 21 days. We don't overwhelm you with hours of content. We give you: The Psychology: Understanding why you feel this way. The Action: One concrete thing to do today. The Check-in: A moment to reflect and lock in the growth. AVAILABLE COURSES Heal Your Heart: A clinical approach to heartbreak. Move from "grief" to "growth" with CBT-inspired daily protocols. A Leaner You: Reset your relationship with food and movement. No fad diets, just 21 days of sustainable habits. Digital Detox: Reclaim your attention. Break the scroll cycle and rediscover focus in a hyper-connected world. Better Sleep: Master your circadian rhythm. Say goodbye to insomnia and wake up truly refreshed. Morning Routine: Own your morning, own your day. Build a powerhouse routine that sets you up for victory. Life Reset: The ultimate deep-clean for your habits. Audit your life and design a future you’re excited about. FEATURES Clean and calming interface Streak tracking to keep you accountable Private journaling for your reflections Daily notifications to start your day right Start your journey today. It only takes 21 days.

What’s new

Version 1.0.1 · Updated February 18, 2026

• Visual Refresh: Introduced the Fraunces font and added expressive emojis to section headers for a more premium look. • Layout Improvements: Eliminated spacing issues in the action and homework sections for a cleaner, more focused experience. • Enhanced Rich Text: Now supports full bold and italic formatting, plus interactive checklists to help you track your progress. • Stability & Fixes: Resolved an issue where long, multi-paragraph answers were being cut off in text fields.

App privacy

The developer, Diego Gomez, 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:

  • Contact Info: Email Address

Used for: Other Purposes

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:

  • Contact Info: Name
  • Identifiers: User ID
  • Other Data: Other Data Types

Used for: Analytics, Product Personalization, App Functionality, Other Purposes

Alternatives to 21in21

Looking for apps like 21in21? Here are 6 similar apps on the App Store. The highest rated is Balance Fitness (5.0/5), and all 6 are free to download.

21in21 vs. alternatives
App Rating Price Last updated Compare
21in21 5.0 / 5 (1 rating) Free February 18, 2026
Bryva: Habit & Energy Tracker – Free Aug 7, 2026 Compare
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Sentuni: Understand Feelings – Free Oct 10, 2026 Compare
Manifest Your Dreams - Oriana – Free Oct 12, 2026 Compare
Nara: Mood Tracker Journal – Free Sep 19, 2026 Compare
Balance Fitness 5.0 / 5 (3) Free Jul 9, 2026 Compare

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