# Weight Loss Fasting Timer Lyn vs 9toFast

The clearest difference is ads: Weight Loss Fasting Timer Lyn at none against 9toFast's shown. 9toFast's advantage is update cadence (fortnightly vs every 2 months) and device support (3 vs 1). On price and in-app purchases there is nothing between them.

Both are free to download. Weight Loss Fasting Timer Lyn sells 2 in-app purchases, starting at $5.99 per year and 9toFast sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Weight Loss Fasting Timer Lyn ships an update every 2 months, 9toFast fortnightly. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Weight Loss Fasting Timer Lyn | 9toFast |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/weight-loss-fasting-timer-lyn/id6751187697/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 47 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Mykola Harmash](https://appshunter.io/developer/1746395857) | [Esther Yekini](https://appshunter.io/developer/1847063956) |

## What reviewers say

### Weight Loss Fasting Timer Lyn

[App page](https://appshunter.io/ios/app/weight-loss-fasting-timer-lyn/id6751187697)

This app helps you track your intermittent fasting periods with a clean, minimalist interface. It offers customizable timers, timely notifications, and helpful insights into your fasting habits. Widgets and Siri integration provide convenient access to your progress.

**Highlights:** Customizable fasting timer, Progress notifications, Home and lock screen widgets, Fasting pause functionality, Vital metrics tracking, Siri and Shortcuts integration

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lyn Plus Yearly | $5.99 | per year |
| Lyn Plus Lifetime | $14.99 | one-time |


### 9toFast

[App page](https://appshunter.io/ios/app/9tofast/id6754204142)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $0.99 | per month |
| Premium Yearly | $9.99 | per year |
| Premium Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is Weight Loss Fasting Timer Lyn free?

Weight Loss Fasting Timer Lyn is free to download, with in-app purchases available.

### Is 9toFast free?

9toFast is free to download, with in-app purchases available.

### Do Weight Loss Fasting Timer Lyn or 9toFast have ads?

9toFast shows ads; Weight Loss Fasting Timer Lyn does not.

### Which is updated more often, Weight Loss Fasting Timer Lyn or 9toFast?

Weight Loss Fasting Timer Lyn ships an update every 2 months, and 9toFast fortnightly. Most recently, Weight Loss Fasting Timer Lyn was updated on October 30, 2026 and 9toFast on October 28, 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.*