# R.A.B. Intervals Timer vs Simple Workout Tracker

The clearest difference is ads: Simple Workout Tracker at none against R.A.B. Intervals Timer's shown. R.A.B. Intervals Timer's advantage is update cadence (every 4 days vs every 2 weeks) and iOS requirement (10.0 vs 13.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. R.A.B. Intervals Timer sells 1 one-off in-app purchase and Simple Workout Tracker sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

R.A.B. Intervals Timer ships an update every 4 days, Simple Workout Tracker every 2 weeks. The most recent releases landed on September 5, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | R.A.B. Intervals Timer | Simple Workout Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 45 MB | 36 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hyun-il Kim](https://appshunter.io/developer/1273509681) | [Sick App Developers GmbH](https://appshunter.io/developer/1507412735) |

## What reviewers say

### R.A.B. Intervals Timer

[App page](https://appshunter.io/ios/app/rab-intervals-timer/id1456220476)

Create custom interval timers with detailed settings for rounds and repetitions. Features simple animations to guide you through Ready, Action, and Break phases. An in-app purchase is available to remove banner ads.

**Highlights:** Detailed interval time settings, Customizable round repetitions, Timeline animation for phases, Create multiple timers, Ad removal via in-app purchase

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ad | $0.99 | one-time |


### Simple Workout Tracker

[App page](https://appshunter.io/ios/app/simple-workout-tracker-gym/id6763028416)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Simple Workout Tracker Premium | $1.99 | per month |
| Simple Workout Tracker Premium | $14.99 | per year |


## Frequently asked questions

### Is R.A.B. Intervals Timer free?

R.A.B. Intervals Timer is free to download, with in-app purchases available.

### Is Simple Workout Tracker free?

Simple Workout Tracker is free to download, with in-app purchases available.

### Do R.A.B. Intervals Timer or Simple Workout Tracker have ads?

R.A.B. Intervals Timer shows ads; Simple Workout Tracker does not.

### Which is updated more often, R.A.B. Intervals Timer or Simple Workout Tracker?

R.A.B. Intervals Timer ships an update every 4 days, and Simple Workout Tracker every 2 weeks. Most recently, R.A.B. Intervals Timer was updated on September 5, 2026 and Simple Workout Tracker on September 19, 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.*