# Jaëvi vs Prime Fit Studios

The clearest difference is update cadence: Jaëvi at every 5 days against Prime Fit Studios's every 5 months. Prime Fit Studios's advantage is device support (3 vs 1). On price, ads, 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.

Jaëvi ships an update every 5 days, Prime Fit Studios every 5 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Jaëvi | Prime Fit Studios |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 5 months |
| Size | 124 MB | 65 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [LINAE FORM](https://appshunter.io/developer/1527278355) | [SPORTIGO](https://appshunter.io/developer/1790225712) |

## What reviewers say

### Jaëvi

[App page](https://appshunter.io/ios/app/jaevi/id6502707257)

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

**In-app purchases:** none


### Prime Fit Studios

[App page](https://appshunter.io/ios/app/prime-fit-studios/id6762227347)

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

**In-app purchases:** none


## Frequently asked questions

### Is Jaëvi free?

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

### Is Prime Fit Studios free?

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

### Do Jaëvi or Prime Fit Studios have ads?

Neither Jaëvi nor Prime Fit Studios shows ads.

### Which is updated more often, Jaëvi or Prime Fit Studios?

Jaëvi ships an update every 5 days, and Prime Fit Studios every 5 months. Most recently, Jaëvi was updated on October 24, 2026 and Prime Fit Studios on October 25, 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.*