# HIIT Timer vs Custom Interval Timers

The clearest difference is review sentiment: Custom Interval Timers at 100% against HIIT Timer's 0%. Custom Interval Timers also leads on rating (5.0 vs 4.5). HIIT Timer's advantage is update cadence (every 6 weeks vs every 4 months) and ratings volume (42 vs 14). 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.

Custom Interval Timers holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 42 and 14 respectively. Written reviews point the same way: 0% of HIIT Timer's written reviews are positive against 100% of Custom Interval Timers's.

HIIT Timer ships an update every 6 weeks, Custom Interval Timers every 4 months. The most recent releases landed on September 25, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | HIIT Timer | Custom Interval Timers |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (42 ratings)](https://appshunter.io/ios/app/hiit-timer-training-timer/id1512459496/reviews) | **[5.0 (14 ratings)](https://appshunter.io/ios/app/custom-interval-timers/id1552160706/reviews)** |
| Number of ratings | **42** | 14 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 6 weeks** | Every 4 months |
| Monetization | Ad-supported | Ad-supported |
| Size | 28 MB | 40 MB |
| Requires iOS | **13.4** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Marc Prez Calmet](https://appshunter.io/developer/1481950395) | [Alex Rich](https://appshunter.io/developer/1030627712) |

## What reviewers say

### HIIT Timer

[App page](https://appshunter.io/ios/app/hiit-timer-training-timer/id1512459496)

This app provides a versatile timer for various high-intensity interval training routines like HIIT, EMOM, and Tabata. It allows users to create custom workouts, track progress, and offers multiple training modes with an intuitive interface.

**Highlights:** Customizable interval timers, Support for HIIT, EMOM, Tabata, AMRAP, Progress tracking for workouts, Multiple training modes, Intuitive and easy-to-use interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Custom Interval Timers

[App page](https://appshunter.io/ios/app/custom-interval-timers/id1552160706)

Design personalized interval timers for workouts or productivity. Its intuitive editor allows for custom flows with various settings like countdowns and personalized interfaces. Offers light/dark modes and an option to disable ads.

**Highlights:** Customizable interval flows, Intuitive timer editor, Count up or down timers, Personalized running interface, Light/dark mode, Ad-free option

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

**In-app purchases:** none


## Frequently asked questions

### Is HIIT Timer free?

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

### Is Custom Interval Timers free?

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

### Which has better reviews, HIIT Timer or Custom Interval Timers?

Custom Interval Timers is rated higher. HIIT Timer averages 4.5 out of 5 from 42 ratings, while Custom Interval Timers averages 5.0 from 14 ratings.

### Do HIIT Timer or Custom Interval Timers have ads?

Both HIIT Timer and Custom Interval Timers show ads.

### Which is updated more often, HIIT Timer or Custom Interval Timers?

HIIT Timer ships an update every 6 weeks, and Custom Interval Timers every 4 months. Most recently, HIIT Timer was updated on September 25, 2026 and Custom Interval Timers on October 5, 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.*