# HIIT Timer vs Obsid Workout

The clearest difference is device support: Obsid Workout at 3 against HIIT Timer's 1. Obsid Workout also leads on iOS requirement (14.0 vs 18.2). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. HIIT Timer sells 3 in-app purchases, starting at $0.49 per month and Obsid Workout sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

HIIT Timer ships an update every 3 months, Obsid Workout every 2 months. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | HIIT Timer | Obsid Workout |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 21 MB | 172 MB |
| Requires iOS | 18.2 | **14.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [KAZUNORI WAKAMATSU](https://appshunter.io/developer/1721880240) | [Matvey Guralskiy](https://appshunter.io/developer/1861552522) |

## What reviewers say

### HIIT Timer

[App page](https://appshunter.io/ios/app/hiit-timer-workout-and-tabata/id6749171654)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium plan (1 month) | $0.49 | per month |
| Premium plan (annual) | $5.99 | per year |
| PremiumPlan(one-time purchase) | $14.99 | one-time |


### Obsid Workout

[App page](https://appshunter.io/ios/app/obsid-workout/id6761681081)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Access | $9.99 | one-time |


## Frequently asked questions

### Is HIIT Timer free?

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

### Is Obsid Workout free?

Obsid Workout is free to download, with in-app purchases available.

### Do HIIT Timer or Obsid Workout have ads?

Neither HIIT Timer nor Obsid Workout shows ads.

### Which is updated more often, HIIT Timer or Obsid Workout?

HIIT Timer ships an update every 3 months, and Obsid Workout every 2 months. Most recently, HIIT Timer was updated on November 9, 2026 and Obsid Workout 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.*