# Fastly vs Fasting Clock

The clearest difference is in-app purchases: Fasting Clock at none against Fastly's 1. Fastly's advantage is device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. Fastly sells 1 in-app purchase, starting at $2.99 per year. Fasting Clock asks for nothing beyond the download.

Fastly ships an update every 3 months, Fasting Clock every 4 months. The most recent releases landed on October 24, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Fastly | Fasting Clock |
| --- | --- | --- |
| 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 3 months** | Every 4 months |
| Monetization | Free | — |
| Size | 6 MB | 3 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Tejas Patel](https://appshunter.io/developer/1197936144) | [LEAN ASIA CO., LTD](https://appshunter.io/developer/1815050814) |

## What reviewers say

### 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, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fastly Pro | $2.99 | per year |


### Fasting Clock

[App page](https://appshunter.io/ios/app/fasting-clock-168-omad-log/id6772257547)

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

**In-app purchases:** none


## Frequently asked questions

### Is Fastly free?

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

### Is Fasting Clock free?

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

### Do Fastly or Fasting Clock have ads?

Neither Fastly nor Fasting Clock shows ads.

### Which is updated more often, Fastly or Fasting Clock?

Fastly ships an update every 3 months, and Fasting Clock every 4 months. Most recently, Fastly was updated on October 24, 2026 and Fasting Clock on October 11, 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.*