# Timer Tabata for Workout, HIIT vs Interval Timer for HIIT | Cero

The clearest difference is ads: Timer Tabata for Workout, HIIT at none against Interval Timer for HIIT | Cero's shown. Interval Timer for HIIT | Cero's advantage is update cadence (every 3 days vs fortnightly). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Timer Tabata for Workout, HIIT sells 6 in-app purchases, starting at $2.99 per month and Interval Timer for HIIT | Cero sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for Timer Tabata for Workout, HIIT against 4.7 for Interval Timer for HIIT | Cero. Both are backed by a comparable volume of ratings — 533 and 436 respectively. Written reviews are what separate them: 81% of Timer Tabata for Workout, HIIT's written reviews are positive against 75% of Interval Timer for HIIT | Cero's.

Timer Tabata for Workout, HIIT ships an update fortnightly, Interval Timer for HIIT | Cero every 3 days. Both last shipped on October 20, 2026.

## The numbers

| Metric | Timer Tabata for Workout, HIIT | Interval Timer for HIIT | Cero |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (533 ratings)](https://appshunter.io/ios/app/timer-tabata-for-workout-hiit/id756930454/reviews) | [4.7 (436 ratings)](https://appshunter.io/ios/app/interval-timer-for-hiit-cero/id1256319392/reviews) |
| Number of ratings | **533** | 436 |
| Positive reviews | **80.6% of reviews** | 74.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 80 MB | 42 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Senin](https://appshunter.io/developer/697788524) | [Flawless Studio LLC](https://appshunter.io/developer/1228312508) |

## What reviewers say

### Timer Tabata for Workout, HIIT

[App page](https://appshunter.io/ios/app/timer-tabata-for-workout-hiit/id756930454)

This app provides a versatile interval timer for various training styles, including Tabata, HIIT, and general workouts. It offers background operation and round tracking, with optional premium features and Health app integration.

**Highlights:** Tabata Protocol timer, Rounds timer, Stopwatch mode, Interval timer, Workout of the day display, Background operation (premium), Round number and duration display

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Best Timer for a Month | $2.99 | per month |
| Best Timer for a Year | $12.99 | per year |
| Tip developer | $0.99 | one-time |
| Full version | $1.99 | one-time |
| Boost of Energy | $1.99 | one-time |
| Source of Inspiration | $3.99 | one-time |

**What reviewers like**

- 🚀 Simple and flexible
- 🚀 Works well in the background
- 👍 Reliable and convenient
- 👍 Versatile for different workouts
- 👍 Great for interval training

**What reviewers complain about**

- 💰 Subscription model for full features
- 💰 Paid app after previously being free
- 💰 Paid version doesn't restore previous purchases
- 🔇 Loud beeping sound
- 🐛 Glitchy on Apple Watch

**Reported bugs**

- Workout tracking stops working on Apple Watch
- Timer loses track when screen turns off

**Requested features**

- Ability to set custom intervals and rest times
- Option to repeat previous rounds
- Adjustable volume for alerts
- Ability to save and load custom workout routines


### Interval Timer for HIIT | Cero

[App page](https://appshunter.io/ios/app/interval-timer-for-hiit-cero/id1256319392)

This interval timer app enhances various workouts like HIIT, Tabata, and yoga with intuitive design and customizable timer modes. Create and save custom intervals, track calorie expenditure, and sync settings across devices, including Apple Watch.

**Highlights:** Customizable interval timers, Simple and advanced timer modes, Create and save multiple workout settings, Apple Watch compatibility with heart monitor, Automatic calorie tracking to Apple Health, Cross-device sync

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cero Pro Monthly | $2.99 | per month |
| Cero Pro | $14.99 | one-time |

**What reviewers like**

- 👍 Simple and straightforward
- 👍 Very practical and customizable
- 👍 Great for HIIT and Tabata
- 👍 Clear design and easy to use
- 👍 Good value, no subscription

**What reviewers complain about**

- 🔋 Drains battery
- 🎶 Music playback interrupted
- ⚠️ Ads interrupt timers
- 🔊 Weak or non-functional sound/haptics
- 🔄 Forced updates

**Reported bugs**

- App runs in background draining battery
- Rotation broke after update
- Apple workout app overrides Cero app on Apple Watch
- Interval signals too weak or not working

**Requested features**

- Ability to group timers
- Option to add warm-up and cool-down features
- Ability to type numbers for time adjustment
- Timer sounds through headphones or interrupting music
- Ability to change exercise names


## Frequently asked questions

### Is Timer Tabata for Workout, HIIT free?

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

### Is Interval Timer for HIIT | Cero free?

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

### Which has better reviews, Timer Tabata for Workout, HIIT or Interval Timer for HIIT | Cero?

Timer Tabata for Workout, HIIT and Interval Timer for HIIT | Cero are both rated 4.7 out of 5 on the App Store, from 533 and 436 ratings respectively.

### Do Timer Tabata for Workout, HIIT or Interval Timer for HIIT | Cero have ads?

Interval Timer for HIIT | Cero shows ads; Timer Tabata for Workout, HIIT does not.

### Which is updated more often, Timer Tabata for Workout, HIIT or Interval Timer for HIIT | Cero?

Timer Tabata for Workout, HIIT ships an update fortnightly, and Interval Timer for HIIT | Cero every 3 days. Most recently, Timer Tabata for Workout, HIIT was updated on October 20, 2026 and Interval Timer for HIIT | Cero on October 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.*