# HIIT Interval Timer | Cero vs Tabata Timer for Workout

The clearest difference is price: HIIT Interval Timer | Cero at Free against Tabata Timer for Workout's $19.99. HIIT Interval Timer | Cero also leads on update cadence (every 3 days vs monthly). Tabata Timer for Workout's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support there is nothing between them.

HIIT Interval Timer | Cero is free to download; Tabata Timer for Workout costs $19.99 up front. HIIT Interval Timer | Cero sells 2 in-app purchases, starting at $2.99 per month. Tabata Timer for Workout asks for nothing beyond the download.

HIIT Interval Timer | Cero ships an update every 3 days, Tabata Timer for Workout monthly. The most recent releases landed on October 16, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | HIIT Interval Timer | Cero | Tabata Timer for Workout |
| --- | --- | --- |
| Price | **Free** | $19.99 |
| Rating | **[4.7 (435 ratings)](https://appshunter.io/ios/app/hiit-interval-timer-cero/id1256319392/reviews)** | — |
| Number of ratings | **435** | — |
| Positive reviews | 74.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 42 MB | 60 MB |
| Requires iOS | 16.0 | **9.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Flawless Studio LLC](https://appshunter.io/developer/1228312508) | [Quang Huy Vo](https://appshunter.io/developer/1558345571) |

## What reviewers say

### HIIT Interval Timer | Cero

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


### Tabata Timer for Workout

[App page](https://appshunter.io/ios/app/tabata-timer-for-workout/id1565650502)

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

**In-app purchases:** none


## Frequently asked questions

### Is HIIT Interval Timer | Cero free?

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

### Is Tabata Timer for Workout free?

Tabata Timer for Workout costs $19.99, with no in-app purchases.

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

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

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

HIIT Interval Timer | Cero ships an update every 3 days, and Tabata Timer for Workout monthly. Most recently, HIIT Interval Timer | Cero was updated on October 16, 2026 and Tabata Timer for Workout on September 26, 2026.

---

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