# Fitmer vs 4Fish

The clearest difference is in-app purchases: Fitmer at none against 4Fish's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 4Fish sells 2 in-app purchases, starting at $2.99 per month. Fitmer asks for nothing beyond the download.

Fitmer ships an update every 3 days, 4Fish every 5 days. The most recent releases landed on October 12, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Fitmer | 4Fish |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/fitmer-hiit-interval-timer/id1509055701/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 5 days |
| Monetization | Free | — |
| Size | 40 MB | 11 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vitaly Vivchar](https://appshunter.io/developer/1509055700) | [Michael Pawlik](https://appshunter.io/developer/6774340678) |

## What reviewers say

### Fitmer

[App page](https://appshunter.io/ios/app/fitmer-hiit-interval-timer/id1509055701)

This interval timer app supports various training modes like Tabata, EMOM, and AMRAP. It features clear audio cues, a distraction-free interface, and unlocks new features through daily training, offering a no-paywall experience.

**Highlights:** Multiple training modes (Tabata, EMOM, AMRAP, Rounds), Clear audio cues and countdowns, Large, readable display, Keep-awake mode, Dark, distraction-free interface, Rewards unlocked through daily training

**Features:** macOS Compatibility

**In-app purchases:** none


### 4Fish

[App page](https://appshunter.io/ios/app/4fish/id6774340676)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monatlich | $2.99 | per month |
| Premium Jährlich | $22.99 | per year |


## Frequently asked questions

### Is Fitmer free?

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

### Is 4Fish free?

4Fish is free to download, with in-app purchases available.

### Do Fitmer or 4Fish have ads?

Neither Fitmer nor 4Fish shows ads.

### Which is updated more often, Fitmer or 4Fish?

Fitmer ships an update every 3 days, and 4Fish every 5 days. Most recently, Fitmer was updated on October 12, 2026 and 4Fish on September 30, 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.*