21 Days Challenge
“21 days to introduce life changing habits in your life.” the developer's tagline
21 Days Challenge is popular, with 11 million installs. Users love it: 4.7 stars from 90,488 ratings.
21 Days Challenge is made and published by Kati & Lima. AppBrain is an independent app data site and isn't affiliated with Kati & Lima. The app name, icon, screenshots and description belong to Kati & Lima and are shown as published on Google Play.
About 21 Days Challenge
21 Days Challenge is a lifestyle app developed by Kati & Lima.
How many times has 21 Days Challenge been installed?
21 Days Challenge has been installed 11 million times. In the last 30 days, the app was installed 47 thousand times.
What is the rating of 21 Days Challenge?
21 Days Challenge is rated 4.69 out of 5 stars, based on 90 thousand ratings.
Is 21 Days Challenge free?
21 Days Challenge is free. The app size is 50.55 MB. The latest version available is 8.7.27. The last update was on October 8, 2026.
What are the requirements for 21 Days Challenge?
21 Days Challenge requires Android 6.0+ or higher. The app has a content rating of Everyone. The app has been available on Google Play since September 2019.
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Google Play Rating history and histogram
Installs over time
21 Days Challenge has been installed 11 million times. Over the past 30 days, it averaged 1.6 thousand installs per day.
Changelog of 21 Days Challenge
Developer information for Kati & Lima
Comments on 21 Days Challenge for Android
Google Play Rankings for 21 Days Challenge
Technologies used by 21 Days Challenge
Frequently asked questions about 21 Days Challenge
Is 21 Days Challenge free?
Yes. 21 Days Challenge is free on Google Play.
Is 21 Days Challenge still available?
Yes. 21 Days Challenge is on Google Play, and the last update we saw was on October 8, 2026.
Does 21 Days Challenge contain ads?
Yes. Google Play lists 21 Days Challenge as containing ads.
What Android version does 21 Days Challenge require?
21 Days Challenge runs on Android 6.0 and higher.
How large is 21 Days Challenge?
21 Days Challenge is 50.55 MB.
Is 21 Days Challenge suitable for children?
Google Play rates the content of 21 Days Challenge as suitable for everyone.
How many times has 21 Days Challenge been installed?
Google Play lists 10,000,000+ installs for 21 Days Challenge.
How do people rate 21 Days Challenge?
21 Days Challenge scores 4.69 out of 5 stars, from 90,488 ratings on Google Play.
Who made 21 Days Challenge?
21 Days Challenge was developed by Kati & Lima. It is listed in the lifestyle category on Google Play.
What are the best alternatives to 21 Days Challenge?
People looking at 21 Days Challenge also look at these lifestyle apps: 21 Days Challenge - Habit App, 75Me: 75 Day Reset Challenge, Wipepp - Habit Tracking, 75 Hard Challenge: Life Reset, 21 Day Habit Challenge App.