# TRUNK Studios vs KLASS

The clearest difference is update cadence: TRUNK Studios at every 2 months against KLASS's every 5 months. TRUNK Studios also leads on iOS requirement (13.0 vs 15.1). On price, ads, 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.

TRUNK Studios ships an update every 2 months, KLASS every 5 months. The most recent releases landed on October 8, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | TRUNK Studios | KLASS |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free | — |
| Size | 27 MB | 56 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TeamUp Sports](https://appshunter.io/developer/1449504626) | [Momence, Inc.](https://appshunter.io/developer/1577856011) |

## What reviewers say

### TRUNK Studios

[App page](https://appshunter.io/ios/app/trunk-studios/id6447465569)

This app helps you manage your health and fitness journey by allowing you to book classes, create custom workouts, and track your progress. It also facilitates communication with club staff and members, and provides access to a recipe and video workout library.

**Highlights:** Book classes online, Create custom exercise programs, Track workout progress, Monitor body measurements, Participate in fitness challenges, Access recipe and video libraries, Apple Health integration

**Features:** macOS Compatibility

**In-app purchases:** none


### KLASS

[App page](https://appshunter.io/ios/app/klass/id6746098241)

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

**In-app purchases:** none


## Frequently asked questions

### Is TRUNK Studios free?

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

### Is KLASS free?

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

### Do TRUNK Studios or KLASS have ads?

Neither TRUNK Studios nor KLASS shows ads.

### Which is updated more often, TRUNK Studios or KLASS?

TRUNK Studios ships an update every 2 months, and KLASS every 5 months. Most recently, TRUNK Studios was updated on October 8, 2026 and KLASS on September 24, 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.*