# Interval Flow vs Tabata Timer | HIIT Timer

The clearest difference is monetization model: Tabata Timer | HIIT Timer at free with in-app purchases against Interval Flow's subscription. Tabata Timer | HIIT Timer also leads on rating (4.9 vs 4.7) and update cadence (weekly vs fortnightly). Interval Flow's advantage is ratings volume (168 vs 33). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Interval Flow sells 10 in-app purchases, starting at $4.99 per 3 months and Tabata Timer | HIIT Timer sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Tabata Timer | HIIT Timer holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: Interval Flow has 168 ratings behind it against 33, so its average is the more settled of the two.

Interval Flow ships an update fortnightly, Tabata Timer | HIIT Timer weekly. The most recent releases landed on October 6, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Interval Flow | Tabata Timer | HIIT Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (168 ratings)](https://appshunter.io/ios/app/interval-flow-wod-timer/id6444124987/reviews) | **[4.9 (33 ratings)](https://appshunter.io/ios/app/tabata-timer-hiit-timer/id6444250805/reviews)** |
| Number of ratings | **168** | 33 |
| Positive reviews | 48.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 20 MB | 6 MB |
| Requires iOS | 18.6 | **18.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Bence Kaposzta](https://appshunter.io/developer/1650069302) | [Duleep Madusanka](https://appshunter.io/developer/1536533862) |

## What reviewers say

### Interval Flow

[App page](https://appshunter.io/ios/app/interval-flow-wod-timer/id6444124987)

This app revolutionizes fitness routines with deep customization and advanced tracking for various activities like HIIT, Yoga, and CrossFit. It allows users to create, share, and follow personalized workouts with features like color-coded intervals, real-time progress tracking, and voice assistance.

**Highlights:** Color-coded intervals, Customizable circuits, Real-time progress tracking, Voice assist and search, Exercise library, Workout sharing

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3 Month | $4.99 | per 3 months |
| 1 Month | $9.99 | per month |
| 1 Month, 3 day trial | $9.99 | per month |
| Annual | $14.99 | per year |
| 1 Year discounted | $25.95 | per year |
| 1 Year, 3 day trial | $39.99 | per year |
| 1 Year | $39.99 | per year |
| 1 Year Intro month | $39.99 | per year |
| Free Lifetime subscription | Free | one-time |
| Lifetime | $24.99 | one-time |

**What reviewers like**

- 👍 Nicely designed with good features
- 👍 Unique and brilliantly for keeping fit
- 👍 Simplicity gets it done

**What reviewers complain about**

- 🐛 App crashes on launch
- 🐛 App doesn't remember interval settings
- 🐛 App rearranges workout order
- 🐛 Cannot see questionnaire properly
- 🐛 Robot voice with no visual instructions

**Reported bugs**

- Programs deleted after update
- App crashes when adding a program
- Show/Hide Instructions adds time to interval
- App defaults to unused workout
- Cannot permanently skip to end of timed activity

**Requested features**

- Increase repetitions to 20
- Streamline adding intervals
- Make it possible to hide unused workouts
- Add music integration or option
- Provide visual instructions for moves


### Tabata Timer | HIIT Timer

[App page](https://appshunter.io/ios/app/tabata-timer-hiit-timer/id6444250805)

Easily start high-intensity interval training (HIIT) or Tabata workouts with pre-made templates or custom intervals. Enjoy background operation, music integration, and customizable sound or haptic feedback for effective training.

**Highlights:** Pre-made workout templates, Customizable intervals, Background operation, Music app integration, Haptic feedback, Voice or beep sound alerts, Silent mode with screen lock prevention

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tabata Timer (Monthly) | $1.99 | per month |
| Tabata Timer - Monthly | $2.99 | per month |
| Tabata Timer - Lifetime | $14.99 | one-time |


## Frequently asked questions

### Is Interval Flow free?

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

### Is Tabata Timer | HIIT Timer free?

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

### Which has better reviews, Interval Flow or Tabata Timer | HIIT Timer?

Tabata Timer | HIIT Timer is rated higher. Interval Flow averages 4.7 out of 5 from 168 ratings, while Tabata Timer | HIIT Timer averages 4.9 from 33 ratings.

### Do Interval Flow or Tabata Timer | HIIT Timer have ads?

Neither Interval Flow nor Tabata Timer | HIIT Timer shows ads.

### Which is updated more often, Interval Flow or Tabata Timer | HIIT Timer?

Interval Flow ships an update fortnightly, and Tabata Timer | HIIT Timer weekly. Most recently, Interval Flow was updated on October 6, 2026 and Tabata Timer | HIIT Timer on October 2, 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.*