# RUN interval vs Interval Timer HIIT Workout

The clearest difference is ads: RUN interval at none against Interval Timer HIIT Workout's shown. RUN interval also leads on review sentiment (77% vs 67%) and ratings volume (1K vs 332). Interval Timer HIIT Workout's advantage is update cadence (weekly vs every 3 months). On price, rating, in-app purchases and monetization model there is nothing between them.

Both are free to download. RUN interval sells 2 one-off in-app purchases and Interval Timer HIIT Workout sells 5 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for RUN interval against 4.8 for Interval Timer HIIT Workout. Both are backed by a comparable volume of ratings — 1K and 332 respectively. Written reviews are what separate them: 77% of RUN interval's written reviews are positive against 67% of Interval Timer HIIT Workout's.

RUN interval ships an update every 3 months, Interval Timer HIIT Workout weekly. The most recent releases landed on October 12, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | RUN interval | Interval Timer HIIT Workout |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (1K ratings)](https://appshunter.io/ios/app/run-interval-running-timer/id1352270752/reviews) | **[4.8 (332 ratings)](https://appshunter.io/ios/app/interval-timer-hiit-workout/id6741055716/reviews)** |
| Number of ratings | **1K** | 332 |
| Positive reviews | **77.5% of reviews** | 66.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 34 MB | 96 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [CAN YOU HEAR ME SOFTWARE](https://appshunter.io/developer/711042540) | [Roli LLC](https://appshunter.io/developer/1792785559) |

## What reviewers say

### RUN interval

[App page](https://appshunter.io/ios/app/run-interval-running-timer/id1352270752)

This app simplifies interval and Fartlek running by allowing you to set custom targets for time or distance during hard, easy, and rest efforts. It offers detailed post-run summaries, audio and visual feedback, and an Apple Watch app for enhanced training.

**Highlights:** Customizable interval sessions, Time and distance targets, Distance Goal option, Audio and visual feedback, Detailed run summaries, Apple Watch app, Strava sharing

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| The full RUN interval | $1.99 | one-time |
| The full RUN interval | $3.99 | one-time |


### Interval Timer HIIT Workout

[App page](https://appshunter.io/ios/app/interval-timer-hiit-workout/id6741055716)

Customize your HIIT and Tabata workouts with this versatile interval timer. Features AI voice cues from celebrity personalities, music integration, and Apple Health syncing. Track your progress and share routines with ease.

**Highlights:** Customizable work/rest periods, AI voice cues from celebrity personalities, Music integration, Apple Health & Apple Watch sync, Save and organize workouts, Real-time exercise on-screen cues, Share workouts with others

**Features:** Family Sharing, Apple Watch app

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Monthly Subscription | $2.99 | per month |
| Yearly Subscription | $29.99 | per year |
| Yearly Subscription | $29.99 | per year |
| One Time Purchase | $19.99 | one-time |


## Frequently asked questions

### Is RUN interval free?

RUN interval is free to download, with in-app purchases available.

### Is Interval Timer HIIT Workout free?

Interval Timer HIIT Workout is free to download, with in-app purchases available.

### Which has better reviews, RUN interval or Interval Timer HIIT Workout?

Interval Timer HIIT Workout is rated higher. RUN interval averages 4.7 out of 5 from 1K ratings, while Interval Timer HIIT Workout averages 4.8 from 332 ratings.

### Do RUN interval or Interval Timer HIIT Workout have ads?

Interval Timer HIIT Workout shows ads; RUN interval does not.

### Which is updated more often, RUN interval or Interval Timer HIIT Workout?

RUN interval ships an update every 3 months, and Interval Timer HIIT Workout weekly. Most recently, RUN interval was updated on October 12, 2026 and Interval Timer HIIT Workout on October 9, 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.*