# HIIT Interval Timer & Tabata vs Pass Alarm

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

Both are free to download. HIIT Interval Timer & Tabata sells 4 in-app purchases, starting at $0.99 per 7 days and Pass Alarm sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

HIIT Interval Timer & Tabata ships an update every 2 weeks, Pass Alarm daily. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | HIIT Interval Timer & Tabata | Pass Alarm |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Daily** |
| Size | 33 MB | 19 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | **iPhone, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Pavel Ilin](https://appshunter.io/developer/1081786723) | [no geass inc.](https://appshunter.io/developer/1879395534) |

## What reviewers say

### HIIT Interval Timer & Tabata

[App page](https://appshunter.io/ios/app/hiit-interval-timer-and-tabata/id6751461190)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly premium access | $0.99 | per 7 days |
| Monthly premium Access | $2.99 | per month |
| Annual premium subscription | $9.99 | per year |
| Annual premium subscription | $14.99 | per year |


### Pass Alarm

[App page](https://appshunter.io/ios/app/pass-alarm/id6759545599)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| パスアラーム Pro(月額) | $2.99 | per month |
| パスアラーム Pro(年額) | $22.99 | per year |


## Frequently asked questions

### Is HIIT Interval Timer & Tabata free?

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

### Is Pass Alarm free?

Pass Alarm is free to download, with in-app purchases available.

### Do HIIT Interval Timer & Tabata or Pass Alarm have ads?

Pass Alarm shows ads; HIIT Interval Timer & Tabata does not.

### Which is updated more often, HIIT Interval Timer & Tabata or Pass Alarm?

HIIT Interval Timer & Tabata ships an update every 2 weeks, and Pass Alarm daily. Most recently, HIIT Interval Timer & Tabata was updated on October 30, 2026 and Pass Alarm on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*