# Simple Stretch Timer vs Interval Workout & HIIT Timer

The clearest difference is in-app purchases: Simple Stretch Timer at none against Interval Workout & HIIT Timer's 2. Simple Stretch Timer also leads on ratings volume (23 vs 1) and iOS requirement (15.0 vs 26.2). Interval Workout & HIIT Timer's advantage is update cadence (every 3 weeks vs every 22 months). On price, rating, ads and device support there is nothing between them.

Both are free to download. Interval Workout & HIIT Timer sells 2 one-off in-app purchases. Simple Stretch Timer asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Simple Stretch Timer against 5.0 for Interval Workout & HIIT Timer. That said, the two scores are not equally well evidenced: Simple Stretch Timer has 23 ratings behind it against 1, so its average is the more settled of the two.

Simple Stretch Timer ships an update every 22 months, Interval Workout & HIIT Timer every 3 weeks. The most recent releases landed on October 12, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Simple Stretch Timer | Interval Workout & HIIT Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (23 ratings)](https://appshunter.io/ios/app/simple-stretch-timer/id1594685221/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/interval-workout-and-hiit-timer/id6757612687/reviews)** |
| Number of ratings | **23** | 1 |
| Positive reviews | 87.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 22 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 0 MB | 17 MB |
| Requires iOS | **15.0** | 26.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Rex Garland](https://appshunter.io/developer/1590208096) | [Massive Interface LLC](https://appshunter.io/developer/1456804634) |

## What reviewers say

### Simple Stretch Timer

[App page](https://appshunter.io/ios/app/simple-stretch-timer/id1594685221)

This app helps you time your stretches with customizable duration and alert settings. It offers vibration and sound cues, allowing you to keep your device in your pocket. Designed for simplicity, it requires no complex setup or user accounts.

**Highlights:** Customizable timer duration, Sound alerts, Vibration alerts, Repeat timer function, Pocket-friendly vibration cues, No user accounts

**Features:** macOS Compatibility

**In-app purchases:** none


### Interval Workout & HIIT Timer

[App page](https://appshunter.io/ios/app/interval-workout-and-hiit-timer/id6757612687)

This minimalist interval timer helps you focus on your workout by managing your timing. It offers multiple modes for HIIT, Tabata, and standard intervals, with customizable transition times and focus-friendly audio or haptic feedback. Seamlessly track progress on your lock screen.

**Highlights:** Multiple timer modes (HIIT, Tabata, standard), Customizable interval and rest periods, Smart 'Interval Gap' transition timer, Focus-friendly audio cues and haptic feedback, Live Activities and Dynamic Island integration, Background notifications

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Home and Lock Screen Support | $0.99 | one-time |
| Live Activities and Dynamic Island | $1.99 | one-time |


## Frequently asked questions

### Is Simple Stretch Timer free?

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

### Is Interval Workout & HIIT Timer free?

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

### Which has better reviews, Simple Stretch Timer or Interval Workout & HIIT Timer?

Interval Workout & HIIT Timer is rated higher. Simple Stretch Timer averages 4.9 out of 5 from 23 ratings, while Interval Workout & HIIT Timer averages 5.0 from 1 ratings.

### Do Simple Stretch Timer or Interval Workout & HIIT Timer have ads?

Neither Simple Stretch Timer nor Interval Workout & HIIT Timer shows ads.

### Which is updated more often, Simple Stretch Timer or Interval Workout & HIIT Timer?

Simple Stretch Timer ships an update every 22 months, and Interval Workout & HIIT Timer every 3 weeks. Most recently, Simple Stretch Timer was updated on October 12, 2026 and Interval Workout & HIIT Timer on October 16, 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.*