# Intervals One vs 941 Reps

The clearest difference is update cadence: 941 Reps at every 4 days against Intervals One's every 4 months. 941 Reps also leads on device support (5 vs 2). Intervals One's advantage is iOS requirement (17.0 vs 26.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Intervals One sells 3 in-app purchases, starting at $1.99 per month and 941 Reps sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Intervals One ships an update every 4 months, 941 Reps every 4 days. The most recent releases landed on October 9, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Intervals One | 941 Reps |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 4 days** |
| Size | 64 MB | 22 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac, Apple TV, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Ninety Six Software Ltd](https://appshunter.io/developer/1728731100) | [Christopher Crosley](https://appshunter.io/developer/1746609307) |

## What reviewers say

### Intervals One

[App page](https://appshunter.io/ios/app/intervals-one-interval-timer/id6741439106)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $1.99 | per month |
| Pro Annual | $14.99 | per year |
| Pro Lifetime | $19.99 | one-time |


### 941 Reps

[App page](https://appshunter.io/ios/app/941-reps-workout-tracker/id6776044339)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Reps Pro Monthly | $4.99 | per month |
| Reps Pro Yearly | $29.99 | per year |


## Frequently asked questions

### Is Intervals One free?

Intervals One is free to download, with in-app purchases available.

### Is 941 Reps free?

941 Reps is free to download, with in-app purchases available.

### Do Intervals One or 941 Reps have ads?

Neither Intervals One nor 941 Reps shows ads.

### Which is updated more often, Intervals One or 941 Reps?

Intervals One ships an update every 4 months, and 941 Reps every 4 days. Most recently, Intervals One was updated on October 9, 2026 and 941 Reps on October 12, 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.*