# Interval Timer ++ vs RUN interval

The clearest difference is ads: RUN interval at none against Interval Timer ++'s shown. Interval Timer ++'s advantage is update cadence (every 3 weeks vs every 3 months) and ratings volume (15K vs 1K). On price, rating, review sentiment and in-app purchases there is nothing between them.

Both are free to download. Interval Timer ++ sells 8 in-app purchases, starting at $0.99 per 2 months and RUN interval sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for Interval Timer ++ against 4.7 for RUN interval. That said, the two scores are not equally well evidenced: Interval Timer ++ has 15K ratings behind it against 1K, so its average is the more settled of the two. Written reviews split almost evenly too, at 78% and 77% positive.

Interval Timer ++ ships an update every 3 weeks, RUN interval every 3 months. Both last shipped on September 24, 2026.

## The numbers

| Metric | Interval Timer ++ | RUN interval |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (15K ratings)](https://appshunter.io/ios/app/interval-timer-plus-plus/id1327053127/reviews)** | [4.7 (1K ratings)](https://appshunter.io/ios/app/run-interval-running-timer/id1352270752/reviews) |
| Number of ratings | **15K** | 1K |
| Positive reviews | **78.0% of reviews** | 77.2% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 87 MB | 34 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Sunny Studio](https://appshunter.io/developer/430274590) | [CAN YOU HEAR ME SOFTWARE](https://appshunter.io/developer/711042540) |

## What reviewers say

### Interval Timer ++

[App page](https://appshunter.io/ios/app/interval-timer-plus-plus/id1327053127)

This app provides a customizable interval timer for high-intensity interval training (HIIT) and circuit workouts. Easily set up work, rest, and repeat intervals, track your progress, and integrate with your health data. Enjoy your workouts with background music and notifications.

**Highlights:** Customizable work/rest/repeat intervals, Supports iPhone and Apple Watch, Workout history in calendar view, Health app integration (HealthKit), Background notifications, Listen to music during workouts, Premium timers for mixed fitness types

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Interval Timer Pro | $0.99 | per 2 months |
| Interval Timer Pro | $0.99 | per 7 days |
| Interval Timer Pro | $1.99 | per 7 days |
| Interval Timer Pro | $1.99 | per month |
| Interval Timer Pro for a Year | $5.99 | per year |
| Premium Timer for One Week | $2.99 | one-time |
| Premium Timer for One Year | $7.99 | one-time |
| Premium Timer for Entire Life | $8.99 | one-time |

**What reviewers like**

- 👍 Simple and intuitive interface
- 🚀 Straightforward interval timer functionality
- 💡 Customizable timers and workouts
- 🔒 No ads or in-app purchases required

**What reviewers complain about**

- 🐛 Inconsistent sound and volume issues
- 🐛 Bugs with timer functionality and data sync
- 🔋 High battery consumption when running in background
- 🚫 Limited customization options for timers and workouts

**Reported bugs**

- Timers not working correctly after app updates
- Custom timers not saving or syncing across devices
- Unexpected pausing or stopping of timers during use

**Requested features**

- Ability to name and save custom workouts
- Option to adjust rest time for individual exercises
- Countdown beeps or voice cues during intervals
- Integration with Apple Watch and other fitness devices


### 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 |


## Frequently asked questions

### Is Interval Timer ++ free?

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

### Is RUN interval free?

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

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

Interval Timer ++ is rated higher. Interval Timer ++ averages 4.8 out of 5 from 15K ratings, while RUN interval averages 4.7 from 1K ratings.

### Do Interval Timer ++ or RUN interval have ads?

Interval Timer ++ shows ads; RUN interval does not.

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

Interval Timer ++ ships an update every 3 weeks, and RUN interval every 3 months. Most recently, Interval Timer ++ was updated on September 24, 2026 and RUN interval on September 24, 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.*