# Gymo vs 21BOOM

The clearest difference is rating: 21BOOM at 5.0 against Gymo's 3.0. 21BOOM also leads on update cadence (every 2 months vs every 4 months). Gymo's advantage is iOS requirement (6.0 vs 15.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

21BOOM holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 5 respectively.

Gymo ships an update every 4 months, 21BOOM every 2 months. The most recent releases landed on October 19, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Gymo | 21BOOM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/gymo/id854625577/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/21boom/id1533436343/reviews)** |
| Number of ratings | 2 | **5** |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 19 MB | 163 MB |
| Requires iOS | **6.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Zenon Chrysostomou](https://appshunter.io/developer/633564264) | [Plan 4 Fitness at Stuyvesant Plaza, LLC](https://appshunter.io/developer/1533436345) |

## What reviewers say

### Gymo

[App page](https://appshunter.io/ios/app/gymo/id854625577)

This app provides daily motivation to help you stay fit and reach your fitness goals. It offers a simple, one-tap solution to find the inspiration you need to exercise, regardless of your gender or busy schedule.

**Highlights:** Daily motivation for gym workouts, Fitness goal encouragement, Inspiration at your fingertips, Suitable for all genders, Helps overcome second thoughts about exercise

**Features:** macOS Compatibility

**In-app purchases:** none


### 21BOOM

[App page](https://appshunter.io/ios/app/21boom/id1533436343)

This app helps you track workouts and meals with guidance from a personal trainer. Monitor progress, manage nutrition, and communicate with your coach in real-time. Connect wearable devices for seamless health data syncing.

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

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Gymo free?

Gymo is free to download, with no in-app purchases.

### Is 21BOOM free?

21BOOM is free to download, with no in-app purchases.

### Which has better reviews, Gymo or 21BOOM?

21BOOM is rated higher. Gymo averages 3.0 out of 5 from 2 ratings, while 21BOOM averages 5.0 from 5 ratings.

### Do Gymo or 21BOOM have ads?

Neither Gymo nor 21BOOM shows ads.

### Which is updated more often, Gymo or 21BOOM?

Gymo ships an update every 4 months, and 21BOOM every 2 months. Most recently, Gymo was updated on October 19, 2026 and 21BOOM on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*