# Interval Timer vs Interval Flow

The clearest difference is update cadence: Interval Flow at fortnightly against Interval Timer's every 5 weeks. Interval Timer's advantage is iOS requirement (15.0 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

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

Interval Timer ships an update every 5 weeks, Interval Flow fortnightly. The most recent releases landed on September 10, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | Interval Timer | Interval Flow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (168 ratings)](https://appshunter.io/ios/app/interval-flow-wod-timer/id6444124987/reviews)** |
| Number of ratings | — | **168** |
| Positive reviews | — | 48.1% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | — | Subscription |
| Size | 14 MB | 20 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sebastian Prasa](https://appshunter.io/developer/1500038034) | [Bence Kaposzta](https://appshunter.io/developer/1650069302) |

## What reviewers say

### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-hiit-and-tabata/id1633488334)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium One Month | $1.99 | per month |
| Premium One Year | $8.49 | per year |
| Premium Lifetime | $16.99 | one-time |


### 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 |


## Frequently asked questions

### Is Interval Timer free?

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

### Is Interval Flow free?

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

### Do Interval Timer or Interval Flow have ads?

Neither Interval Timer nor Interval Flow shows ads.

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

Interval Timer ships an update every 5 weeks, and Interval Flow fortnightly. Most recently, Interval Timer was updated on September 10, 2026 and Interval Flow on September 5, 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.*