# Interval Timer vs RPN

The clearest difference is in-app purchases: RPN at none against Interval Timer's 3. RPN also leads on iOS requirement (15.6 vs 26.0). Interval Timer's advantage is update cadence (every 3 weeks vs every 6 months) and device support (4 vs 2). On price and ads there is nothing between them.

Both are free to download. Interval Timer sells 3 in-app purchases, starting at $4.99 per month. RPN asks for nothing beyond the download.

Interval Timer ships an update every 3 weeks, RPN every 6 months. The most recent releases landed on October 9, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Interval Timer | RPN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (25 ratings)](https://appshunter.io/ios/app/interval-timer-timewave/id1524345488/reviews)** | — |
| Number of ratings | **25** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 months |
| Monetization | Freemium | — |
| Size | 49 MB | 1 MB |
| Requires iOS | 26.0 | **15.6** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Muhammed Sahil Arayakandy](https://appshunter.io/developer/1524345491) | [Joachim Seland Graff](https://appshunter.io/developer/1845679029) |

## What reviewers say

### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-timewave/id1524345488)

This versatile timer app allows users to create custom sequences for various activities, from breathwork and workouts to focus sessions and cooking. It offers AI-powered voice guidance, iCloud synchronization across Apple devices, and a minimalist black-and-white interface.

**Highlights:** Customizable timer chains, Breathwork flow builder, Intermittent fasting timers, Workout routine creator, Focus and Pomodoro timers, AI voice guidance, iCloud sync across devices

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $4.99 | per month |
| Yearly Premium | $24.99 | per year |
| Lifetime Premium | $49.99 | one-time |


### RPN

[App page](https://appshunter.io/ios/app/rpn/id6754224532)

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

**In-app purchases:** none


## Frequently asked questions

### Is Interval Timer free?

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

### Is RPN free?

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

### Do Interval Timer or RPN have ads?

Neither Interval Timer nor RPN shows ads.

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

Interval Timer ships an update every 3 weeks, and RPN every 6 months. Most recently, Interval Timer was updated on October 9, 2026 and RPN 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.*