# Simple Workout Interval Timer vs Tom Fit Pro

The clearest difference is in-app purchases: Tom Fit Pro at none against Simple Workout Interval Timer's 1. Tom Fit Pro also leads on update cadence (every 2 months vs every 9 months) and iOS requirement (13.0 vs 18.5). On price, ads and device support there is nothing between them.

Both are free to download. Simple Workout Interval Timer sells 1 in-app purchase, starting at $7.99 per year. Tom Fit Pro asks for nothing beyond the download.

Simple Workout Interval Timer ships an update every 9 months, Tom Fit Pro every 2 months. The most recent releases landed on May 17, 2026 and August 27, 2026 respectively.

## The numbers

| Metric | Simple Workout Interval Timer | Tom Fit Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.5 (2 ratings)](https://appshunter.io/ios/app/tom-fit-pro/id6742209049/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 1 MB | 92 MB |
| Requires iOS | 18.5 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sidekick Digital Limited](https://appshunter.io/developer/1142261446) | [TomStar](https://appshunter.io/developer/1603034256) |

## What reviewers say

### Simple Workout Interval Timer

[App page](https://appshunter.io/ios/app/simple-workout-interval-timer/id6741739319)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Yearly | $7.99 | per year |


### Tom Fit Pro

[App page](https://appshunter.io/ios/app/tom-fit-pro/id6742209049)

This app connects to a smart ring to track sleep quality, daily activities, and provide personalized health insights. It offers advanced sleep analysis with a sleep score and recommendations, alongside 24/7 activity monitoring for steps and calories burned.

**Highlights:** Advanced sleep analysis, Daily sleep score and recommendations, 24/7 activity tracking, Step counting, Calorie and distance monitoring, User-friendly interface, Privacy protection

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

**In-app purchases:** none


## Frequently asked questions

### Is Simple Workout Interval Timer free?

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

### Is Tom Fit Pro free?

Tom Fit Pro is free to download, with no in-app purchases.

### Do Simple Workout Interval Timer or Tom Fit Pro have ads?

Neither Simple Workout Interval Timer nor Tom Fit Pro shows ads.

### Which is updated more often, Simple Workout Interval Timer or Tom Fit Pro?

Simple Workout Interval Timer ships an update every 9 months, and Tom Fit Pro every 2 months. Most recently, Simple Workout Interval Timer was updated on May 17, 2026 and Tom Fit Pro on August 27, 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.*