# Interval Flow vs PerfectWOD Timer

The clearest difference is monetization model: PerfectWOD Timer at free against Interval Flow's subscription. PerfectWOD Timer also leads on rating (5.0 vs 4.7) and review sentiment (67% vs 48%). Interval Flow's advantage is ratings volume (168 vs 5). 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 PerfectWOD Timer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

PerfectWOD Timer holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Interval Flow has 168 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 48% of Interval Flow's written reviews are positive against 67% of PerfectWOD Timer's.

Interval Flow ships an update fortnightly, PerfectWOD Timer every 4 days. The most recent releases landed on September 5, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | Interval Flow | PerfectWOD Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (168 ratings)](https://appshunter.io/ios/app/interval-flow-wod-timer/id6444124987/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/perfectwod-timer/id6476435629/reviews)** |
| Number of ratings | **168** | 5 |
| Positive reviews | 48.1% of reviews | **66.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | Subscription | **Free** |
| Size | 20 MB | 7 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bence Kaposzta](https://appshunter.io/developer/1650069302) | [Sawyer Billings](https://appshunter.io/developer/943970174) |

## 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 |


### PerfectWOD Timer

[App page](https://appshunter.io/ios/app/perfectwod-timer/id6476435629)

This app simplifies workout timing with customizable presets for various interval training styles. It offers audible cues for round transitions and displays your timer on the lock screen and Dynamic Island for easy monitoring.

**Highlights:** Customizable timer presets, Audible cues for rounds, Live Activity on lock screen, Dynamic Island integration, AMRAP, For Time, EMOM, Tabata timers, Round count button, Background operation

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Workout Library | $1.99 | one-time |


## Frequently asked questions

### Is Interval Flow free?

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

### Is PerfectWOD Timer free?

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

### Which has better reviews, Interval Flow or PerfectWOD Timer?

PerfectWOD Timer is rated higher. Interval Flow averages 4.7 out of 5 from 168 ratings, while PerfectWOD Timer averages 5.0 from 5 ratings.

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

Neither Interval Flow nor PerfectWOD Timer shows ads.

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

Interval Flow ships an update fortnightly, and PerfectWOD Timer every 4 days. Most recently, Interval Flow was updated on September 5, 2026 and PerfectWOD Timer on June 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.*