# Interval Timer & Workout Timer vs Plus One

The clearest difference is in-app purchases: Plus One at none against Interval Timer & Workout Timer's 1. Interval Timer & Workout Timer's advantage is iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

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

## The numbers

| Metric | Interval Timer & Workout Timer | Plus One |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Size | 3 MB | 1 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | **iPhone, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [YINGDONG LIU](https://appshunter.io/developer/1706285656) | [Thomas Kientz](https://appshunter.io/developer/1153578919) |

## What reviewers say

### Interval Timer & Workout Timer

[App page](https://appshunter.io/ios/app/interval-timer-and-workout-timer/id6757140776)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Premium Features | $6.99 | one-time |


### Plus One

[App page](https://appshunter.io/ios/app/plus-one-workout-set-counter/id6759555445)

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

**In-app purchases:** none


## Frequently asked questions

### Is Interval Timer & Workout Timer free?

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

### Is Plus One free?

Plus One is free to download, with no in-app purchases.

### Do Interval Timer & Workout Timer or Plus One have ads?

Neither Interval Timer & Workout Timer nor Plus One shows ads.

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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.*