# Interval Timer vs Interval(x)

The clearest difference is in-app purchases: Interval(x) at none against Interval Timer's 2. Interval(x) also leads on update cadence (every 10 days vs every 3 weeks). Interval Timer's advantage is ratings volume (143 vs 1). On price, rating, ads and device support there is nothing between them.

Both are free to download. Interval Timer sells 2 in-app purchases, starting at $2.99 per month. Interval(x) asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Interval Timer against 5.0 for Interval(x). That said, the two scores are not equally well evidenced: Interval Timer has 143 ratings behind it against 1, so its average is the more settled of the two.

Interval Timer ships an update every 3 weeks, Interval(x) every 10 days. The most recent releases landed on October 20, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Interval Timer | Interval(x) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (143 ratings)](https://appshunter.io/ios/app/interval-timer-multiple-hiit/id1598597704/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/intervalx/id6739734149/reviews)** |
| Number of ratings | **143** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 6 MB | 2 MB |
| Requires iOS | **18.0** | 18.1 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Duleep Madusanka](https://appshunter.io/developer/1536533862) | [ShapeHaven Innovations LLC](https://appshunter.io/developer/1747127977) |

## What reviewers say

### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-multiple-hiit/id1598597704)

Create personalized workout timers for HIIT, Tabata, and circuit training. Customize intervals, choose voice or beep cues, and run timers in the background with music. Includes a stopwatch and countdown timer for versatile fitness tracking.

**Highlights:** Custom interval timers, Voice or beep cues, Background operation, Customizable countdown, Stopwatch and countdown timer, Dark and light mode

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Interval Timer (Monthly) | $2.99 | per month |
| Interval Timer (Lifetime) | $14.99 | one-time |


### Interval(x)

[App page](https://appshunter.io/ios/app/intervalx/id6739734149)

An open-source interval timer designed for precision and privacy. Configure work and rest periods with millisecond accuracy for training or daily routines. It offers a transparent, data-free experience for users who value control and simplicity.

**Highlights:** Open Source Transparency, Zero Data Collection, Millisecond Interval Precision, Customizable Work/Rest Periods, Lightweight and Power-Efficient, Privacy-First Design

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Interval Timer free?

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

### Is Interval(x) free?

Interval(x) is free to download, with no in-app purchases.

### Which has better reviews, Interval Timer or Interval(x)?

Interval(x) is rated higher. Interval Timer averages 4.9 out of 5 from 143 ratings, while Interval(x) averages 5.0 from 1 ratings.

### Do Interval Timer or Interval(x) have ads?

Neither Interval Timer nor Interval(x) shows ads.

### Which is updated more often, Interval Timer or Interval(x)?

Interval Timer ships an update every 3 weeks, and Interval(x) every 10 days. Most recently, Interval Timer was updated on October 20, 2026 and Interval(x) on October 6, 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.*