# Interval Timer Plus vs Interval Timer by STRNTH

The clearest difference is ads: Interval Timer Plus at none against Interval Timer by STRNTH's shown. Interval Timer by STRNTH's advantage is update cadence (every 10 days vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Interval Timer Plus sells 1 one-off in-app purchase and Interval Timer by STRNTH sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Interval Timer Plus ships an update every 2 months, Interval Timer by STRNTH every 10 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Interval Timer Plus | Interval Timer by STRNTH |
| --- | --- | --- |
| 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 | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 24 MB | 55 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod, Apple Watch | iPhone, iPad, iPod, Apple Watch |
| Age rating | 4+ | 12+ |
| Developer | [Su-Au Hwang](https://appshunter.io/developer/1554256833) | [Next Big Leap Ltd](https://appshunter.io/developer/369344938) |

## 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 Timer by STRNTH

[App page](https://appshunter.io/ios/app/interval-timer-by-strnth/id6787253056)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $9.99 | one-time |


## Frequently asked questions

### Is Interval Timer Plus free?

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

### Is Interval Timer by STRNTH free?

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

### Do Interval Timer Plus or Interval Timer by STRNTH have ads?

Interval Timer by STRNTH shows ads; Interval Timer Plus does not.

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

Interval Timer Plus ships an update every 2 months, and Interval Timer by STRNTH every 10 days. Most recently, Interval Timer Plus was updated on November 5, 2026 and Interval Timer by STRNTH on October 31, 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.*