# HIIT & Tabata vs HAYLOU

The clearest difference is rating: HIIT & Tabata at 4.7 against HAYLOU's 2.9. HIIT & Tabata also leads on review sentiment (50% vs 11%) and ratings volume (1.1K vs 74). HAYLOU's advantage is in-app purchases (none vs 13) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. HIIT & Tabata sells 12 in-app purchases, starting at $0.99 per 7 days. HAYLOU asks for nothing beyond the download.

HIIT & Tabata holds the better App Store score, 4.7 against 2.9. That said, the two scores are not equally well evidenced: HIIT & Tabata has 1.1K ratings behind it against 74, so its average is the more settled of the two. Written reviews point the same way: 50% of HIIT & Tabata's written reviews are positive against 11% of HAYLOU's.

HIIT & Tabata ships an update every 3 weeks, HAYLOU every 3 days. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | HIIT & Tabata | HAYLOU |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (1.1K ratings)](https://appshunter.io/ios/app/hiit-and-tabata-interval-timer/id1035873240/reviews)** | [2.9 (74 ratings)](https://appshunter.io/ios/app/haylou/id1486710129/reviews) |
| Number of ratings | **1.1K** | 74 |
| Positive reviews | **50.1% of reviews** | 11.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Subscription | **Free** |
| Size | 239 MB | 80 MB |
| Requires iOS | 16.0 | **9.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ZipoApps](https://appshunter.io/developer/1671444635) | [Dongguan Liesheng Electronic Co.,Ltd.](https://appshunter.io/developer/1479377043) |

## What reviewers say

### HIIT & Tabata

[App page](https://appshunter.io/ios/app/hiit-and-tabata-interval-timer/id1035873240)

This app provides a versatile interval timer for high-intensity interval training (HIIT) and Tabata workouts. It offers professionally designed routines, custom interval creation, and progress tracking, making fitness accessible anywhere.

**Highlights:** HIIT and Tabata interval timer, Professionally designed workouts, Customizable intervals, Progress tracking, Boxing games, Run tracker, Video classes

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Access | $0.99 | per 7 days |
| H&T Master One | $6.99 | per month |
| Unlimited Access | $7.99 | per 7 days |
| Unlimited Access | $8.99 | per 7 days |
| Unlimited Access | $9.99 | per year |
| H&T Master Three | $17.49 | per 3 months |
| Unlimited Access | $19.99 | per month |
| H&T Master Six | $29.99 | per 6 months |
| Unlimited Access | $29.99 | per month |
| Unlimited Access | $39.99 | per year |
| Unlimited Access | $49.99 | per year |
| H&T Pro | $19.99 | one-time |

**What reviewers like**

- 👍 Great app
- 🚀 Excellent functionality
- 💡 Customizable settings
- 🔥 Best HIIT timer

**What reviewers complain about**

- 🔍 Too many ads
- 🔋 Battery drain issue
- 🐛 Crashing/buggy
- 🔊 Annoying cheer sound effect
- 💰 Excessive charges

**Reported bugs**

- Timer resets unexpectedly
- Workout data not syncing
- Watch app not functioning properly
- Restore purchases not working

**Requested features**

- Allow custom interval times
- Sync with Apple Watch/Health
- Integrate with own music library
- Add reps tracking


### HAYLOU

[App page](https://appshunter.io/ios/app/haylou/id1486710129)

Track your daily steps, calories burned, and exercise duration with detailed analysis. Monitor your sleep patterns, set fitness goals, and receive intelligent reminders. Manage your TWS headset settings and enjoy a healthier lifestyle.

**Highlights:** Accurate exercise records, Detailed sleep analysis, Pedometer with calorie and distance tracking, GPS route recording, Sleep stage monitoring, Goal setting, Intelligent silent alarm

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

**In-app purchases:** none

**What reviewers like**

- 👍 Good sound quality
- ⏱️ Long battery life
- 🎯 Accurate activity tracking
- 💪 Comfortable fit
- 📊 Quality reports available

**What reviewers complain about**

- 🐛 Frequent app crashes
- 🔌 Poor connectivity issues
- ❌ Registration/verification code failures
- ⚠️ Data synchronization problems
- 🌐 Abandoned/outdated app

**Reported bugs**

- Verification code not being sent
- Registration fails with error messages
- App crashes on startup
- App crashes when accessing heart rate settings
- Device not detected/recognized

**Requested features**

- Add more watch faces
- Custom watch face support
- Weather synchronization settings
- Celsius/Fahrenheit toggle
- Russian language support


## Frequently asked questions

### Is HIIT & Tabata free?

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

### Is HAYLOU free?

HAYLOU is free to download, with no in-app purchases.

### Which has better reviews, HIIT & Tabata or HAYLOU?

HIIT & Tabata is rated higher. HIIT & Tabata averages 4.7 out of 5 from 1.1K ratings, while HAYLOU averages 2.9 from 74 ratings.

### Do HIIT & Tabata or HAYLOU have ads?

HIIT & Tabata shows ads; HAYLOU does not.

### Which is updated more often, HIIT & Tabata or HAYLOU?

HIIT & Tabata ships an update every 3 weeks, and HAYLOU every 3 days. Most recently, HIIT & Tabata was updated on October 24, 2026 and HAYLOU 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.*