# Fast vs Fastly

The clearest difference is in-app purchases: Fastly at none against Fast's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Fast sells 1 in-app purchase, starting at $0.99 per month. Fastly asks for nothing beyond the download.

## The numbers

| Metric | Fast | Fastly |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fastly-fast-timer-and-tracker/id6762475115/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 9 days |
| Monetization | — | Free |
| Size | 45 MB | 5 MB |
| Requires iOS | 17.4 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [EngineZero](https://appshunter.io/developer/1573141529) | [Tejas Patel](https://appshunter.io/developer/1197936144) |

## What reviewers say

### Fast

[App page](https://appshunter.io/ios/app/fast/id1576995647)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $0.99 | per month |


### Fastly

[App page](https://appshunter.io/ios/app/fastly-fast-timer-and-tracker/id6762475115)

This app helps you track intermittent fasting with a clean interface, customizable plans, and motivational features. Monitor your body's response through different fasting zones and visualize progress with charts and widgets. Your data remains private, stored locally or optionally via iCloud.

**Highlights:** Customizable fasting plans (16:8, OMAD, etc.), Real-time circular timer and zone tracking, Motivational streaks, badges, and calendar heatmap, Weight tracking with trend visualization, Home screen widgets and Live Activities, Optional iCloud sync and CSV export

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

**In-app purchases:** none


## Frequently asked questions

### Is Fast free?

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

### Is Fastly free?

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

### Do Fast or Fastly have ads?

Neither Fast nor Fastly 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.*