# Impact Gym vs Nitro Athletic Complex

The clearest difference is update cadence: Nitro Athletic Complex at every 2 months against Impact Gym's every 11 months. 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.

Impact Gym ships an update every 11 months, Nitro Athletic Complex every 2 months. The most recent releases landed on October 2, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Impact Gym | Nitro Athletic Complex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (26 ratings)](https://appshunter.io/ios/app/nitro-athletic-complex/id6744453677/reviews)** |
| Number of ratings | — | **26** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 67 MB | 56 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ashbourne](https://appshunter.io/developer/1130933933) | [TeamUp Sports](https://appshunter.io/developer/1449504626) |

## What reviewers say

### Impact Gym

[App page](https://appshunter.io/ios/app/impact-gym/id6739727632)

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

**In-app purchases:** none


### Nitro Athletic Complex

[App page](https://appshunter.io/ios/app/nitro-athletic-complex/id6744453677)

This app guides your health and fitness journey by allowing you to book classes online. It integrates with Apple Health to track daily steps, distance, and calories burned, and can import data from wearable devices.

**Highlights:** Online class booking, Apple Health integration, Step tracking, Distance tracking, Calorie tracking, Wearable device data import

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Impact Gym free?

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

### Is Nitro Athletic Complex free?

Nitro Athletic Complex is free to download, with no in-app purchases.

### Do Impact Gym or Nitro Athletic Complex have ads?

Neither Impact Gym nor Nitro Athletic Complex shows ads.

### Which is updated more often, Impact Gym or Nitro Athletic Complex?

Impact Gym ships an update every 11 months, and Nitro Athletic Complex every 2 months. Most recently, Impact Gym was updated on October 2, 2026 and Nitro Athletic Complex on October 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*