# Interval(x) vs Interval Timer

Interval(x) and Interval Timer are too close to call on the numbers: across 9 compared parameters — price, rating, ratings volume and update cadence among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

On the App Store both sit at effectively the same score — 5.0 for Interval(x) against 5.0 for Interval Timer. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Interval(x) ships an update every 10 days, Interval Timer every 2 weeks. The most recent releases landed on October 6, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Interval(x) | Interval Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/intervalx/id6739734149/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/interval-timer-timetotrain/id6757983634/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Monetization | Free | Free |
| Size | 2 MB | 2 MB |
| Requires iOS | 18.1 | **17.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ShapeHaven Innovations LLC](https://appshunter.io/developer/1747127977) | [Danila Dundukov](https://appshunter.io/developer/1776675659) |

## What reviewers say

### 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


### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-timetotrain/id6757983634)

This app provides a precise interval timer for high-intensity interval training (HIIT), Tabata, and circuit workouts. It features customizable intervals, smart audio cues, and a clear countdown display to keep users focused during intense training sessions.

**Highlights:** Customizable work and rest intervals, Built-in Tabata and HIIT presets, Smart audio and haptic feedback, Large countdown display, Workout history and statistics, Adjustable rounds and sets

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Interval(x) free?

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

### Is Interval Timer free?

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

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

Interval(x) and Interval Timer are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

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

Neither Interval(x) nor Interval Timer shows ads.

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

Interval(x) ships an update every 10 days, and Interval Timer every 2 weeks. Most recently, Interval(x) was updated on October 6, 2026 and Interval Timer on October 14, 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.*