# Fit Interval vs HIITLY

The clearest difference is update cadence: HIITLY at every 6 days against Fit Interval's every 13 months. HIITLY also leads on iOS requirement (15.1 vs 17.6). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Fit Interval ships an update every 13 months, HIITLY every 6 days. The most recent releases landed on September 15, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Fit Interval | HIITLY |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/hiitly-smart-workout-timer/id6743633814/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 6 days** |
| Monetization | Free | Free |
| Size | 1 MB | 27 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ismail nermis](https://appshunter.io/developer/1783776861) | [Matys Bouziane](https://appshunter.io/developer/1785637310) |

## What reviewers say

### Fit Interval

[App page](https://appshunter.io/ios/app/fit-interval/id6739136200)

This workout companion helps you achieve fitness goals with customizable interval timers for HIIT, strength training, and more. Easily set work/rest periods, durations, and monitor your progress through an intuitive interface.

**Highlights:** Customizable work/rest intervals, HIIT and strength training support, Set workout durations, Track progress, Intuitive interface

**Features:** macOS Compatibility

**In-app purchases:** none


### HIITLY

[App page](https://appshunter.io/ios/app/hiitly-smart-workout-timer/id6743633814)

This interval timer app allows for quick setup of custom workouts with adjustable intervals, rest periods, and rounds. It offers voice cues or beeps, background functionality, and detailed workout history to track progress. Ideal for HIIT, Tabata, and circuit training.

**Highlights:** Customizable intervals, rest, and rounds, Voice cues or beeps, Background functionality, Detailed workout history and stats, Repeat past workouts, Unlimited custom timer creation

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

**In-app purchases:** none


## Frequently asked questions

### Is Fit Interval free?

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

### Is HIITLY free?

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

### Do Fit Interval or HIITLY have ads?

Neither Fit Interval nor HIITLY shows ads.

### Which is updated more often, Fit Interval or HIITLY?

Fit Interval ships an update every 13 months, and HIITLY every 6 days. Most recently, Fit Interval was updated on September 15, 2026 and HIITLY on September 8, 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.*