# Tabaline vs Interval Timer for HIIT | Cero

The clearest difference is review sentiment: Interval Timer for HIIT | Cero at 75% against Tabaline's 0%. Interval Timer for HIIT | Cero also leads on ratings volume (437 vs 1). Tabaline's advantage is ads (none vs shown) and rating (5.0 vs 4.7). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. Tabaline sells 1 one-off in-app purchase 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.

Tabaline holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Interval Timer for HIIT | Cero has 437 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 0% of Tabaline's written reviews are positive against 75% of Interval Timer for HIIT | Cero's, so the app with the better star average is not the one people write more warmly about.

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Tabaline | Interval Timer for HIIT | Cero |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tabaline-tabata-timer-free/id1185270026/reviews)** | [4.7 (437 ratings)](https://appshunter.io/ios/app/interval-timer-for-hiit-cero/id1256319392/reviews) |
| Number of ratings | 1 | **437** |
| Positive reviews | 0.0% of reviews | **74.6% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 days | Every 3 days |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 7 MB | 45 MB |
| Requires iOS | **9.3** | 16.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [林 卢](https://appshunter.io/developer/457379404) | [Flawless Studio LLC](https://appshunter.io/developer/1228312508) |

## What reviewers say

### Tabaline

[App page](https://appshunter.io/ios/app/tabaline-tabata-timer-free/id1185270026)

This app provides a customizable timer for high-intensity interval training (HIIT) and other workout types. It features a clean design, voice guidance, and background operation. Track your progress and sync with your health data.

**Highlights:** Customizable Tabata and HIIT timers, Voice guidance for workouts, Background operation support, Workout tracking, Health app integration, Universal app support (iPhone, iPad, Apple Watch)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Features | $2.99 | one-time |


### 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 Tabaline free?

Tabaline 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, Tabaline or Interval Timer for HIIT | Cero?

Tabaline is rated higher. Tabaline averages 5.0 out of 5 from 1 ratings, while Interval Timer for HIIT | Cero averages 4.7 from 437 ratings.

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

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

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

Tabaline ships an update every 3 days, and Interval Timer for HIIT | Cero every 3 days. Most recently, Tabaline was updated on October 6, 2026 and Interval Timer for HIIT | Cero on October 24, 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.*