# Fitr Client vs side.kit

The clearest difference is ads: side.kit at none against Fitr Client's shown. side.kit also leads on device support (3 vs 1). On price, update cadence, in-app purchases and iOS requirement there is nothing between them.

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

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on September 29, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Fitr Client | side.kit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/fitr-client/id1548478229/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 31.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 205 MB | 20 MB |
| Requires iOS | 16.2 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Fitr. Holdings Limited](https://appshunter.io/developer/1105442549) | [Miguel Lopes](https://appshunter.io/developer/1803232403) |

## What reviewers say

### Fitr Client

[App page](https://appshunter.io/ios/app/fitr-client/id1548478229)

Access and follow personalized training programs designed by your coach. Track your progress with detailed analytics, log workouts, and communicate directly with your coach through integrated chat. Share files and videos for form checks and manage your training schedule conveniently.

**Highlights:** Follow custom training plans, Log and track workout metrics, View progress analytics, Communicate with coach via chat, Share files and videos, Manage training schedule

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

**In-app purchases:** none


### side.kit

[App page](https://appshunter.io/ios/app/sidekit/id6743501743)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Fitr Client free?

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

### Is side.kit free?

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

### Do Fitr Client or side.kit have ads?

Fitr Client shows ads; side.kit does not.

### Which is updated more often, Fitr Client or side.kit?

Fitr Client ships an update fortnightly, and side.kit fortnightly. Most recently, Fitr Client was updated on September 29, 2026 and side.kit on September 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.*