# HIIT Timer vs PWR Studios

The clearest difference is ads: PWR Studios at none against HIIT Timer's shown. HIIT Timer's advantage is update cadence (every 2 weeks vs every 6 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

HIIT Timer ships an update every 2 weeks, PWR Studios every 6 weeks. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | HIIT Timer | PWR Studios |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Monetization | Ad-supported | — |
| Size | 90 MB | 57 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [tsyk-app](https://appshunter.io/developer/1586870924) | [TeamUp Sports](https://appshunter.io/developer/1449504626) |

## What reviewers say

### HIIT Timer

[App page](https://appshunter.io/ios/app/hiit-timer-interval-and-tabata/id1586870922)

This app provides a simple interval timer for various high-intensity training styles like HIIT, Tabata, EMOM, and AMRAP. Track your workouts, maintain streaks, and save custom timer presets for easy access. It's designed for home or gym training and requires no account or subscription.

**Highlights:** HIIT & Tabata timer, EMOM interval training, AMRAP workout mode, Workout calendar tracking, Streak and stats tracking, Customizable presets, Smart workout reminders

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

**In-app purchases:** none


### PWR Studios

[App page](https://appshunter.io/ios/app/pwr-studios/id6796209380)

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

**In-app purchases:** none


## Frequently asked questions

### Is HIIT Timer free?

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

### Is PWR Studios free?

PWR Studios is free to download, with no in-app purchases.

### Do HIIT Timer or PWR Studios have ads?

HIIT Timer shows ads; PWR Studios does not.

### Which is updated more often, HIIT Timer or PWR Studios?

HIIT Timer ships an update every 2 weeks, and PWR Studios every 6 weeks. Most recently, HIIT Timer was updated on October 7, 2026 and PWR Studios on October 10, 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.*