# Simply Fast vs The Compound

The clearest difference is price: The Compound at Free against Simply Fast's $0.99. Simply Fast's advantage is in-app purchases (none vs 2). On ads, device support and iOS requirement there is nothing between them.

The Compound is free to download; Simply Fast costs $0.99 up front. The Compound sells 2 in-app purchases, starting at $7.99 per month. Simply Fast asks for nothing beyond the download.

## The numbers

| Metric | Simply Fast | The Compound |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/simply-fast/id1463942932/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Paid | — |
| Size | 2 MB | 2 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, Apple Watch** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Mpathy Tech](https://appshunter.io/developer/1463942931) | [Zach Johnson](https://appshunter.io/developer/1878687452) |

## What reviewers say

### Simply Fast

[App page](https://appshunter.io/ios/app/simply-fast/id1463942932)

This minimalist app helps you achieve time-restricted fasting goals with a simple, intuitive interface. Configure fasting start times and durations, and receive timely notifications for your fasting and eating windows. No account or sign-in is required.

**Highlights:** Simple and easy-to-use design, Customizable fasting start times, Adjustable fasting durations (12-23 hours), Fasting and eating window notifications, No sign-in or account required, Privacy-focused, no data collection

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

**In-app purchases:** none


### The Compound

[App page](https://appshunter.io/ios/app/the-compound-peptide-tracker/id6762317669)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| The Compound Monthly | $7.99 | per month |
| The Compound Annual | $54.99 | per year |


## Frequently asked questions

### Is Simply Fast free?

Simply Fast costs $0.99, with no in-app purchases.

### Is The Compound free?

The Compound is free to download, with in-app purchases available.

### Do Simply Fast or The Compound have ads?

Neither Simply Fast nor The Compound shows ads.

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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.*