# GauntletFit vs THREE15 STUDIO

The clearest difference is ads: GauntletFit at none against THREE15 STUDIO's shown. On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for GauntletFit against 5.0 for THREE15 STUDIO. Both are backed by a comparable volume of ratings — 51 and 51 respectively.

GauntletFit ships an update monthly, THREE15 STUDIO every 3 weeks. The most recent releases landed on August 21, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | GauntletFit | THREE15 STUDIO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (51 ratings)](https://appshunter.io/ios/app/gauntletfit/id6466650661/reviews) | [5.0 (51 ratings)](https://appshunter.io/ios/app/three15-studio/id6477896937/reviews) |
| Number of ratings | 51 | 51 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Ad-supported | Ad-supported |
| Size | 38 MB | 36 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Gauntlet Fitness LLC (AL)](https://appshunter.io/developer/1707578207) | [THREE 15, LLC](https://appshunter.io/developer/1489994363) |

## What reviewers say

### GauntletFit

[App page](https://appshunter.io/ios/app/gauntletfit/id6466650661)

This app offers kickboxing-inspired HIIT workouts to help users achieve optimal results. It allows for easy class check-ins, schedule viewing, and provides motivational rewards. Users can join a supportive community and start their fitness journey.

**Highlights:** Kickboxing-inspired HIIT workouts, Easy class check-in, View class schedule, Workout notifications, Progress tracking, Exclusive rewards system

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

**In-app purchases:** none


### THREE15 STUDIO

[App page](https://appshunter.io/ios/app/three15-studio/id6477896937)

This app offers a variety of fitness classes combining cycling, barre, and strength training. Explore different class lengths and formats designed for all fitness levels, from beginner to advanced.

**Highlights:** Rhythm-based cycling, Barre workouts, Strength training, Full body stretching, Beginner-friendly classes, Extended and condensed class options

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is GauntletFit free?

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

### Is THREE15 STUDIO free?

THREE15 STUDIO is free to download, with no in-app purchases.

### Which has better reviews, GauntletFit or THREE15 STUDIO?

GauntletFit and THREE15 STUDIO are both rated 5.0 out of 5 on the App Store, from 51 and 51 ratings respectively.

### Do GauntletFit or THREE15 STUDIO have ads?

THREE15 STUDIO shows ads; GauntletFit does not.

### Which is updated more often, GauntletFit or THREE15 STUDIO?

GauntletFit ships an update monthly, and THREE15 STUDIO every 3 weeks. Most recently, GauntletFit was updated on August 21, 2026 and THREE15 STUDIO on September 8, 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.*