# 17FIT vs OPTIfit.

The clearest difference is update cadence: 17FIT at monthly against OPTIfit.'s every 5 months. 17FIT also leads on iOS requirement (12.0 vs 15.0). 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.

17FIT ships an update monthly, OPTIfit. every 5 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 17FIT | OPTIfit. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/17fit/id1203580407/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 82.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 months |
| Monetization | Free | — |
| Size | 78 MB | 174 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 12+ |
| Developer | [17FIT Inc.](https://appshunter.io/developer/1203580406) | [OPTIfit Fitnessclub GbR](https://appshunter.io/developer/1582456382) |

## What reviewers say

### 17FIT

[App page](https://appshunter.io/ios/app/17fit/id1203580407)

Discover and book fitness classes, yoga, strength training, massages, spa treatments, and beauty services like hair, lashes, and nails. This tool simplifies finding and reserving your preferred wellness activities.

**Highlights:** Book fitness classes, Reserve spa treatments, Schedule beauty services, Connect with venues, Instant booking, Manage appointments, View reviews

**Features:** macOS Compatibility

**In-app purchases:** none


### OPTIfit.

[App page](https://appshunter.io/ios/app/optifit/id1582456380)

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

**In-app purchases:** none


## Frequently asked questions

### Is 17FIT free?

17FIT is free to download, with no in-app purchases.

### Is OPTIfit. free?

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

### Do 17FIT or OPTIfit. have ads?

Neither 17FIT nor OPTIfit. shows ads.

### Which is updated more often, 17FIT or OPTIfit.?

17FIT ships an update monthly, and OPTIfit. every 5 months. Most recently, 17FIT was updated on October 24, 2026 and OPTIfit. on October 27, 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.*