# 21BOOM

> Personal trainer app for workout and meal tracking, goal setting, and coach communication. (iPhone/iPad app by Plan 4 Fitness at Stuyvesant Plaza, LLC.)

- Source: https://appshunter.io/ios/app/21boom/id1533436343 (this page in markdown: same URL + `.md`)
- Developer: [Plan 4 Fitness at Stuyvesant Plaza, LLC](https://appshunter.io/developer/1533436345)
- Category: Health & Fitness
- Price: Free
- Rating: 5.00/5 from 5 App Store ratings
- Age rating: 4+
- Requires: iOS 15.0 · 163 MB
- Languages: English
- Released: 2020-09-30
- Data updated: 2026-06-04
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/21boom/id1533436343/reviews.md

## What is 21BOOM?

With the 21BOOM App, you can start tracking your workouts and meals, measuring results, and achieving your fitness goals, all with the help of your personal trainer.

- Access training plans and track workouts
- Schedule workouts and stay committed by beating your personal bests
- Track progress towards your goals
- Manage your nutrition intake as prescribed by your coach
- Set health and fitness goals
- Message your coach in real-time
- Track body measurements and take progress photos
- Get push notification reminders for scheduled workouts and activities
- Connect to wearable devices like Apple Watch (synced to Health app), Fitbit and Withings to sync body stats instantly

Download the app today!

## Key features

- Workout tracking
- Meal logging
- Progress monitoring
- Goal setting
- Real-time coach messaging
- Body measurement tracking
- Wearable device integration


## Frequently asked questions about 21BOOM

### What devices does 21BOOM support?

21BOOM is available on Apple Watch, iPhone, iPad, and iPod. It can sync body stats instantly from wearable devices like Apple Watch (synced to Health app), Fitbit, and Withings.

### How often is 21BOOM updated?

The latest version is 7.181.0, and it was last updated on May 6, 2025. This indicates a commitment to regular updates and improvements.

### What is the user sentiment for 21BOOM?

Based on the provided data, 21BOOM has an exceptional rating of 5.0 stars from 5 ratings, suggesting very positive user sentiment.

### Is 21BOOM suitable for children?

21BOOM has an age rating of 4+, making it appropriate for a wide range of users, including younger individuals interested in fitness.

### Does 21BOOM have ads?

No, 21BOOM does not contain advertisements. Users can enjoy a seamless experience without interruptions.

### Can I track my body measurements with 21BOOM?

Yes, 21BOOM allows you to track body measurements and take progress photos to visually monitor your physical changes over time.

### How does 21BOOM help with nutrition?

You can manage your nutrition intake as prescribed by your coach within the 21BOOM app. This feature helps align your diet with your fitness goals.

### What are the key benefits of using 21BOOM?

Key benefits include personalized training plans, workout scheduling, progress tracking, nutrition management, real-time coach communication, and seamless integration with wearable health devices.

## Version history (last 5 releases)

### 7.181.0 — 2025-05-06

Bug fixes and performance updates.

### 7.174.0 — 2025-03-28

Bug fixes and performance updates.

### 7.131.2 — 2024-06-05

Bug fixes and performance updates.

### 7.116.0 — 2024-03-14

Bug fixes and performance updates.

### 7.114.0 — 2024-02-27

Bug fixes and performance updates.

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| App | Rating | Price | Category |
| --- | --- | --- | --- |
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## Related topics

[21boom](https://appshunter.io/ios/topics/21boom)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-04.*