Strong21

Glofox Developers Health & Fitness

The Strong21 app - easily manage your fitness experience - anytime, anywhere.

Downloads: 10+; on Google Play
Price: Free; No in-app purchases
Updated: Dec 5; 2024 · v8.3.2

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About Strong21

Download the Strong21 app to easily book classes and manage your fitness experience - anytime, anywhere. Make a reservation, get added to a wait list, check your profile and membership status, and more – all from your device.

Visit https://www.strong21training.com/ to learn more.

What’s new

Version 8.3.2 · Updated December 5, 2024

Quicker bookings, frictionless login, and powerful branding - this update has it all. You can book your favorite class 33% faster than before with the new quick-booking feature. Even logging into the app is faster with support for biometric login using a fingerprint or a face scan. Do it all fully immersed in your studio’s brand. We've made some minor bug fixes and user experience improvements.

App details

Strong21 is a free Health & Fitness app for Android with 10+ installs on Google Play. It was released on December 5, 2024 and last updated on December 5, 2024. It's developed by Glofox Developers. It requires Android 8.0 or later.

Category: Health & Fitness
Installs: 10+
In-app purchases: No
Ads: No ads
Version: 8.3.2
Requires Android: 8.0
Content rating: Everyone
Released: December 5, 2024
Last updated: December 5, 2024
Developer: Glofox Developers

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Listing score

Our ASO checklist, run on this Google Play listing.

Grade D

Screenshots (3): Google Play asks for at least 4 screenshots for the app to be featured in recommendations.
Average rating (–): No ratings yet.
Description (281 / 4000): Short. Google Play searches the full description, so a thin one leaves keywords out.

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Alternatives to Strong21

Looking for apps like Strong21? Here are 6 similar Android apps on Google Play. The highest rated is Jazzercise (2.8/5), and all 6 are free to download.

Strong21 vs. alternatives
App	Rating	Price	Installs	Last updated	Compare
Strong21	–	Free	10+	Dec 5, 2024
Jazzercise	2.8 / 5	Free	10,000+	Dec 16, 2025	Compare
Freakin Fitness	–	Free	100+	Nov 24, 2025	Compare
Renzo Gracie Utah	–	Free	10+	–	Compare
ITZ Athletics	–	Free	100+	Nov 19, 2025	Compare
Warrior Fitness WV304	–	Free	500+	Dec 1, 2025	Compare
GRMC Fitness	–	Free	500+	Nov 24, 2025	Compare

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Strong21

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About Strong21

What’s new

Alternatives to Strong21

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