# Fit Integrated vs O2 Renew

The clearest difference is ads: O2 Renew at none against Fit Integrated's shown. O2 Renew also leads on update cadence (every 4 weeks vs every 3 months). Fit Integrated's advantage is iOS requirement (14.0 vs 16.4). On price, 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.

Fit Integrated ships an update every 3 months, O2 Renew every 4 weeks. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Fit Integrated | O2 Renew |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 4 weeks** |
| Size | 125 MB | 122 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Fit in 30 Fitness Inc](https://appshunter.io/developer/1491086373) | [Sutra Fitness, Inc.](https://appshunter.io/developer/914371834) |

## What reviewers say

### Fit Integrated

[App page](https://appshunter.io/ios/app/fit-integrated/id778858294)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### O2 Renew

[App page](https://appshunter.io/ios/app/o2-renew/id6784780270)

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

**In-app purchases:** none


## Frequently asked questions

### Is Fit Integrated free?

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

### Is O2 Renew free?

O2 Renew is free to download, with no in-app purchases.

### Do Fit Integrated or O2 Renew have ads?

Fit Integrated shows ads; O2 Renew does not.

### Which is updated more often, Fit Integrated or O2 Renew?

Fit Integrated ships an update every 3 months, and O2 Renew every 4 weeks. Most recently, Fit Integrated was updated on October 8, 2026 and O2 Renew on October 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.*