# 3T vs TrenHer

The clearest difference is update cadence: TrenHer at every 9 days against 3T's every 3 months. 3T's advantage is iOS requirement (13.4 vs 17.0). 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.

3T ships an update every 3 months, TrenHer every 9 days. The most recent releases landed on September 19, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | 3T | TrenHer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/3t/id456943404/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 9 days** |
| Monetization | Free | — |
| Size | 46 MB | 80 MB |
| Requires iOS | **13.4** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [3T-Produkter Holding AS](https://appshunter.io/developer/1719791748) | [TrenHer AS](https://appshunter.io/developer/1742165931) |

## What reviewers say

### 3T

[App page](https://appshunter.io/ios/app/3t/id456943404)

Easily book and manage your classes at 3T fitness centers. You can reserve spots, cancel bookings, join waitlists, and view your schedule. Integrates with your phone's calendar for convenience.

**Highlights:** Book classes, Cancel bookings, Join waitlists, View booked classes, Add bookings to calendar

**Features:** macOS Compatibility

**In-app purchases:** none


### TrenHer

[App page](https://appshunter.io/ios/app/trenher/id1571452909)

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

**In-app purchases:** none


## Frequently asked questions

### Is 3T free?

3T is free to download, with no in-app purchases.

### Is TrenHer free?

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

### Do 3T or TrenHer have ads?

Neither 3T nor TrenHer shows ads.

### Which is updated more often, 3T or TrenHer?

3T ships an update every 3 months, and TrenHer every 9 days. Most recently, 3T was updated on September 19, 2026 and TrenHer on October 4, 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.*