21 Days Challenge - Habits
21 Days Challenge - Habits Summary
21 Days Challenge - Habits is a ad-supported, with in-app purchases Android app in Lifestyle by Kati & Lima. Released in Sep 2019 (6 years ago). It has about 10.4M+ installs and 86.5K ratings with a 4.71★ (excellent) average. Based on AppGoblin estimates, it reaches roughly 548.2K monthly active users and generates around $50K+ monthly revenue (71% IAP / 29% ads). Store metadata: updated Apr 2, 2026, version 4829.
Recent activity: 481.7K installs this week (588.8K over 4 weeks) showing exceptional growth , and 292 new ratings this week View trends →
Data tracking: SDKs and third-party integrations were last analyzed on Mar 19, 2026. The app's network data flows (API traffic to/from the app and its SDKs) were last crawled on Mar 19, 2026.
Store info: Last updated on Google Play on Apr 2, 2026 (version 4829).
21 Days Challenge - Habits was last scanned for SDKs 2026-03-19. Below is the overview of third party companies detected in the app. The full list of raw SDKs, app permissions and unknown SDKs is available here.
AppLovin
Facebook
Unity
Google
ReactiveX
Bumptech
Firebase
AdMob
Keepsafe4.71★
Ratings: 86.5K
Screenshots
App Description
Transform your life in 21 days with science-backed habits.
Embark on a Transformative Journey with the 21 Days Challenge!
Unleash your potential and create the life you envision with our life-changing app designed to empower you with transformative habits.
Forge New Habits in Just 21 Days
Harness the power of science-backed research that suggests it takes just 21 days to establish a new habit. Choose from our curated challenges or create your own, and within three weeks, you'll witness the habit seamlessly integrate into your daily routine.
Explore a Universe of Challenges
Discover a plethora of challenges tailored to every aspect of your life:
* Embark on a health and fitness journey
* Disconnect from technology and embrace digital detox
* Cultivate gratitude and positivity
* Master a new language
* Boost your productivity and achieve goals
* Find happiness and fulfillment
* Enhance your self-help skills
* Optimize your study techniques
* Spread kindness and positivity
* Regulate your sleep schedule
* Practice self-care and mindfulness
* Declutter your space and simplify your life
* Build confidence and self-esteem
* Write daily journal prompts and affirmations
Track Your Progress and Reap Rewards
Mark off each completed task and earn points to customize your avatar, unlock motivational reminders, and access exclusive wallpapers.
Connect with a Supportive Community
Share your gratitude reflections in our anonymous feed, where you can connect with others on their transformative journeys. Like, comment, and send gifts to inspire and support each other.
Nourish Your Mind and Body
Maintain a daily journal to track your moods and cultivate a healthier mindset. Choose from a selection of positive wallpapers and motivational reminders to uplift your spirits. Relax and de-stress with our soothing music.
Customize Your Experience
Set notifications to receive daily reminders and stay on track with your challenges. The 21 Days Challenge app is completely free, empowering you to prioritize your well-being without any financial burden.
Start Your Journey Today!
Embark on a path of self-improvement and enhanced mental health. Download the 21 Days Challenge app now and witness the transformative power of positive habits in your life.