# G21 vs TrueCoach

The clearest difference is rating: TrueCoach at 4.9 against G21's 3.7. TrueCoach also leads on ads (none vs shown) and ratings volume (36K vs 3). On price, update cadence, in-app purchases and device support there is nothing between them.

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

TrueCoach holds the better App Store score, 4.9 against 3.7. That said, the two scores are not equally well evidenced: TrueCoach has 36K ratings behind it against 3, so its average is the more settled of the two.

G21 ships an update monthly, TrueCoach every 3 weeks. The most recent releases landed on October 15, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | G21 | TrueCoach |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/g21/id1211311329/reviews) | **[4.9 (36K ratings)](https://appshunter.io/ios/app/truecoach/id1439127794/reviews)** |
| Number of ratings | 3 | **36K** |
| Positive reviews | — | 41.2% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 152 MB | 110 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Gravity 21 Fort Lauderdale, LLC](https://appshunter.io/developer/1821273003) | [TrueCoach, Inc.](https://appshunter.io/developer/1262004848) |

## What reviewers say

### G21

[App page](https://appshunter.io/ios/app/g21/id1211311329)

Easily plan and schedule your fitness classes directly from your mobile device. View class schedules, sign up for sessions, and access studio location information. Optimize your time and enjoy the convenience of managing your fitness activities on the go.

**Highlights:** View class schedules, Sign up for classes, Access studio location information, Optimize time management, Convenient mobile access

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### TrueCoach

[App page](https://appshunter.io/ios/app/truecoach/id1439127794)

This platform empowers fitness coaches to streamline client management and deliver personalized training. It offers tools for creating custom workouts, tracking progress, and direct client communication, allowing trainers to focus on coaching.

**Highlights:** Custom workout builder, Exercise video library, Client messaging, Workout scheduling and tracking, Progress metric monitoring, Nutrition logging

**Features:** macOS Compatibility, Apple Wallet, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Great for coaching
- 👍 User-friendly interface
- 💡 Ability to upload videos
- 🤝 Good for 2-way communication with coach

**What reviewers complain about**

- 🐛 Buggy, glitchy, and unstable
- 👎 Poor user experience after recent update
- 💤 Drains battery life
- 📝 Difficult to log workouts and review history

**Reported bugs**

- Videos not uploading properly
- Workout data not saving
- Frequent app crashes and freezes
- Scrolling and navigation issues

**Requested features**

- Integration with Apple Health/Watch
- Ability to edit/rearrange workouts
- Better workout tracking and data visualization
- Improved video upload functionality


## Frequently asked questions

### Is G21 free?

G21 is free to download, with no in-app purchases.

### Is TrueCoach free?

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

### Which has better reviews, G21 or TrueCoach?

TrueCoach is rated higher. G21 averages 3.7 out of 5 from 3 ratings, while TrueCoach averages 4.9 from 36K ratings.

### Do G21 or TrueCoach have ads?

G21 shows ads; TrueCoach does not.

### Which is updated more often, G21 or TrueCoach?

G21 ships an update monthly, and TrueCoach every 3 weeks. Most recently, G21 was updated on October 15, 2026 and TrueCoach on October 28, 2026.

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