# Interval Timer Plus vs Interval Randomizer

The clearest difference is in-app purchases: Interval Randomizer at none against Interval Timer Plus's 1. Interval Randomizer also leads on update cadence (monthly vs every 2 months). Interval Timer Plus's advantage is device support (4 vs 2) and iOS requirement (15.0 vs 18.2). On price and ads there is nothing between them.

Both are free to download. Interval Timer Plus sells 1 one-off in-app purchase. Interval Randomizer asks for nothing beyond the download.

Interval Timer Plus ships an update every 2 months, Interval Randomizer monthly. The most recent releases landed on November 5, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Interval Timer Plus | Interval Randomizer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (6.4K ratings)](https://appshunter.io/ios/app/interval-timer-plus/id1554256831/reviews)** | — |
| Number of ratings | **6.4K** | — |
| Positive reviews | 95.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 24 MB | 6 MB |
| Requires iOS | **15.0** | 18.2 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Su-Au Hwang](https://appshunter.io/developer/1554256833) | [Hitfire Production AB](https://appshunter.io/developer/1517601288) |

## What reviewers say

### Interval Timer Plus

[App page](https://appshunter.io/ios/app/interval-timer-plus/id1554256831)

This versatile timer app offers a simple yet powerful way to manage timed activities. Customize multiple intervals with individual colors and sounds, and save them as presets for quick access. It's designed for ease of use and visibility, even from a distance, and works seamlessly in the background.

**Highlights:** Customizable intervals, Named intervals with voice readout, Individual colors and sounds, Count time or repetitions, Unlimited presets, Works in background, Full screen color coding

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |

**What reviewers like**

- 🚀 Simple and effective
- 🚀 Customizable and streamlined
- 👍 Easy to configure and edit
- 👍 Convenient for workouts and circuits
- 👍 Minimal ads and no purchases required

**What reviewers complain about**

- 🐛 Occasional issues with audio playback in the background
- 💡 Desire for more color customization options

**Reported bugs**

- Audio alerts not working when app is in the background

**Requested features**

- Support for Apple Watch integration
- Ability to delete saved workouts


### Interval Randomizer

[App page](https://appshunter.io/ios/app/interval-randomizer-hiit/id6742220783)

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

**In-app purchases:** none


## Frequently asked questions

### Is Interval Timer Plus free?

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

### Is Interval Randomizer free?

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

### Do Interval Timer Plus or Interval Randomizer have ads?

Neither Interval Timer Plus nor Interval Randomizer shows ads.

### Which is updated more often, Interval Timer Plus or Interval Randomizer?

Interval Timer Plus ships an update every 2 months, and Interval Randomizer monthly. Most recently, Interval Timer Plus was updated on November 5, 2026 and Interval Randomizer on October 30, 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.*