# SubZero Gym vs Repp

The clearest difference is iOS requirement: SubZero Gym at 18.6 against Repp's 26.2. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. SubZero Gym sells 10 in-app purchases, starting at $3.99 per month and Repp sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

SubZero Gym ships an update every 3 days, Repp every 4 days. The most recent releases landed on November 9, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | SubZero Gym | Repp |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 4 days |
| Size | 92 MB | 41 MB |
| Requires iOS | **18.6** | 26.2 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ShadowPing LLC](https://appshunter.io/developer/1826310023) | [Daniel Glaser](https://appshunter.io/developer/1894487758) |

## What reviewers say

### SubZero Gym

[App page](https://appshunter.io/ios/app/subzero-gym/id6755252688)

**Features:** Family Sharing, Apple Watch app

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Monthly | $3.99 | per month |
| Pro Monthly | $7.99 | per month |
| Elite Monthly | $14.99 | per month |
| Pro+ Monthly | $15.99 | per month |
| Elite+ Monthly | $29.99 | per month |
| Basic Annual | $39.99 | per year |
| Pro Annual | $79.99 | per year |
| Elite Annual | $149.99 | per year |
| Pro+ Annual | $159.99 | per year |
| Elite+ Annual | $299.99 | per year |


### Repp

[App page](https://appshunter.io/ios/app/repp-workout-tracker/id6762514426)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Espresso | $1.99 | one-time |
| Cappuccino | $3.99 | one-time |
| Latte Macchiato | $5.99 | one-time |
| Professional Training Plan | $24.99 | one-time |


## Frequently asked questions

### Is SubZero Gym free?

SubZero Gym is free to download, with in-app purchases available.

### Is Repp free?

Repp is free to download, with in-app purchases available.

### Do SubZero Gym or Repp have ads?

Neither SubZero Gym nor Repp shows ads.

### Which is updated more often, SubZero Gym or Repp?

SubZero Gym ships an update every 3 days, and Repp every 4 days. Most recently, SubZero Gym was updated on November 9, 2026 and Repp on November 12, 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.*