# HIIT Interval Timer vs HIIT Workout Timer by Zafapp

The clearest difference is update cadence: HIIT Workout Timer by Zafapp at every 3 weeks against HIIT Interval Timer's every 5 months. HIIT Workout Timer by Zafapp also leads on rating (4.5 vs 4.2). HIIT Interval Timer's advantage is review sentiment (53% vs 40%) and ratings volume (102 vs 15). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. HIIT Interval Timer sells 1 one-off in-app purchase and HIIT Workout Timer by Zafapp sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

HIIT Workout Timer by Zafapp holds the better App Store score, 4.5 against 4.2. That said, the two scores are not equally well evidenced: HIIT Interval Timer has 102 ratings behind it against 15, so its average is the more settled of the two. Written reviews complicate that: 53% of HIIT Interval Timer's written reviews are positive against 40% of HIIT Workout Timer by Zafapp's, so the app with the better star average is not the one people write more warmly about.

HIIT Interval Timer ships an update every 5 months, HIIT Workout Timer by Zafapp every 3 weeks. The most recent releases landed on October 13, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | HIIT Interval Timer | HIIT Workout Timer by Zafapp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (102 ratings)](https://appshunter.io/ios/app/hiit-interval-timer/id980471893/reviews) | **[4.5 (15 ratings)](https://appshunter.io/ios/app/hiit-workout-timer-by-zafapp/id1502215429/reviews)** |
| Number of ratings | **102** | 15 |
| Positive reviews | **52.6% of reviews** | 40.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 10 MB | 96 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Thang Nguyen](https://appshunter.io/developer/921360262) | [Cuneyt Zafer](https://appshunter.io/developer/1183636133) |

## What reviewers say

### HIIT Interval Timer

[App page](https://appshunter.io/ios/app/hiit-interval-timer/id980471893)

This app provides a flexible interval timer for high-intensity training. Customize workout cycles, rest periods, and receive color, voice, and sound navigation cues. It runs in the background and offers a built-in music player.

**Highlights:** Customizable interval and rest times, Background and screen-locked operation, Color, voice, and sound navigation, Built-in music player, Create and manage custom timers, Multiple themes

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Upgrade | $4.99 | one-time |


### HIIT Workout Timer by Zafapp

[App page](https://appshunter.io/ios/app/hiit-workout-timer-by-zafapp/id1502215429)

This app helps you create custom interval training routines with adjustable sets, rounds, and exercise times. It also tracks your workout history, calculates calorie burn, and integrates with Apple Watch for heart rate monitoring and workout control.

**Highlights:** Custom interval timers (HIIT, Tabata), Reps and weight logging, Workout routine planner, Calorie burn calculation, Workout history and analysis, Apple Watch integration, Background music control

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version | $1.99 | one-time |
| Pro Version | $10.99 | one-time |
| Pro Version | $11.99 | one-time |


## Frequently asked questions

### Is HIIT Interval Timer free?

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

### Is HIIT Workout Timer by Zafapp free?

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

### Which has better reviews, HIIT Interval Timer or HIIT Workout Timer by Zafapp?

HIIT Workout Timer by Zafapp is rated higher. HIIT Interval Timer averages 4.2 out of 5 from 102 ratings, while HIIT Workout Timer by Zafapp averages 4.5 from 15 ratings.

### Do HIIT Interval Timer or HIIT Workout Timer by Zafapp have ads?

Both HIIT Interval Timer and HIIT Workout Timer by Zafapp show ads.

### Which is updated more often, HIIT Interval Timer or HIIT Workout Timer by Zafapp?

HIIT Interval Timer ships an update every 5 months, and HIIT Workout Timer by Zafapp every 3 weeks. Most recently, HIIT Interval Timer was updated on October 13, 2026 and HIIT Workout Timer by Zafapp on September 20, 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.*