# SATS vs Gerdahallen

The clearest difference is ratings volume: SATS at 246 against Gerdahallen's 1. SATS also leads on update cadence (every 2 weeks vs every 6 weeks). Gerdahallen's advantage is rating (5.0 vs 4.8) and iOS requirement (15.0 vs 26.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Gerdahallen holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: SATS has 246 ratings behind it against 1, so its average is the more settled of the two.

SATS ships an update every 2 weeks, Gerdahallen every 6 weeks. The most recent releases landed on November 6, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | SATS | Gerdahallen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (246 ratings)](https://appshunter.io/ios/app/sats/id1272653109/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/gerdahallen/id1531091523/reviews)** |
| Number of ratings | **246** | 1 |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Monetization | Free | Free |
| Size | 150 MB | 127 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HFN](https://appshunter.io/developer/1163778444) | [STIFT F MOTIONSVERKSAMHETEN V LUNDS UNIVER.](https://appshunter.io/developer/1647787949) |

## What reviewers say

### SATS

[App page](https://appshunter.io/ios/app/sats/id1272653109)

This app inspires users to live healthier and happier lives by offering a seamless gym experience. Discover and book classes, connect with friends, track workouts, and access gym entry via QR code.

**Highlights:** Discover and book group classes, Book personal training sessions, Social features for friends and challenges, QR code for gym access, Automatic activity logging, Manual activity logging, View and use rewards and discounts

**Features:** macOS Compatibility, Apple Wallet, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases:** none


### Gerdahallen

[App page](https://appshunter.io/ios/app/gerdahallen/id1531091523)

Easily book and manage your class reservations at Gerdahallen. The app allows you to reserve spots, join waitlists, view your upcoming classes, and add them to your calendar. Log in using your existing internet booking credentials.

**Highlights:** Book classes, Cancel reservations, Join waitlist, View booked classes, Add bookings to calendar, Login with existing credentials

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

**In-app purchases:** none


## Frequently asked questions

### Is SATS free?

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

### Is Gerdahallen free?

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

### Which has better reviews, SATS or Gerdahallen?

Gerdahallen is rated higher. SATS averages 4.8 out of 5 from 246 ratings, while Gerdahallen averages 5.0 from 1 ratings.

### Do SATS or Gerdahallen have ads?

Neither SATS nor Gerdahallen shows ads.

### Which is updated more often, SATS or Gerdahallen?

SATS ships an update every 2 weeks, and Gerdahallen every 6 weeks. Most recently, SATS was updated on November 6, 2026 and Gerdahallen on November 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.*