# Weight Loss Fasting Timer Lyn vs Longevity Deck

The clearest difference is in-app purchases: Longevity Deck at none against Weight Loss Fasting Timer Lyn's 2. Longevity Deck also leads on update cadence (every 4 days vs every 2 months) and ratings volume (10 vs 2). Weight Loss Fasting Timer Lyn's advantage is review sentiment (100% vs 80%) and rating (5.0 vs 4.8). On price, ads and device support 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. Longevity Deck asks for nothing beyond the download.

Weight Loss Fasting Timer Lyn holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Longevity Deck has 10 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of Weight Loss Fasting Timer Lyn's written reviews are positive against 80% of Longevity Deck's.

Weight Loss Fasting Timer Lyn ships an update every 2 months, Longevity Deck every 4 days. The most recent releases landed on October 8, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Weight Loss Fasting Timer Lyn | Longevity Deck |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/weight-loss-fasting-timer-lyn/id6751187697/reviews)** | [4.8 (10 ratings)](https://appshunter.io/ios/app/longevity-deck/id6753670965/reviews) |
| Number of ratings | 2 | **10** |
| Positive reviews | **100.0% of reviews** | 80.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 16 MB | 78 MB |
| Requires iOS | 26.0 | **18.5** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 12+ | 17+ |
| Developer | [Mykola Harmash](https://appshunter.io/developer/1746395857) | [HYPE4MOBILE MALEWICZ I WSPOLNICY SPOŁKA JAWNA](https://appshunter.io/developer/501938616) |

## 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 |


### Longevity Deck

[App page](https://appshunter.io/ios/app/longevity-deck/id6753670965)

Track over 125 science-backed health protocols, from sauna and cold plunge to sleep optimization and supplements. Get automatic updates based on the latest research and expert recommendations. Prioritizes user privacy with no account or data collection required.

**Highlights:** Track 125+ science-backed protocols, Automatic research updates, Visual timeline tracking, Privacy-focused, no account needed, Optional Apple HealthKit integration, Home screen widgets for key metrics

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

**In-app purchases:** none


## 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 Longevity Deck free?

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

### Which has better reviews, Weight Loss Fasting Timer Lyn or Longevity Deck?

Weight Loss Fasting Timer Lyn is rated higher. Weight Loss Fasting Timer Lyn averages 5.0 out of 5 from 2 ratings, while Longevity Deck averages 4.8 from 10 ratings.

### Do Weight Loss Fasting Timer Lyn or Longevity Deck have ads?

Neither Weight Loss Fasting Timer Lyn nor Longevity Deck shows ads.

### Which is updated more often, Weight Loss Fasting Timer Lyn or Longevity Deck?

Weight Loss Fasting Timer Lyn ships an update every 2 months, and Longevity Deck every 4 days. Most recently, Weight Loss Fasting Timer Lyn was updated on October 8, 2026 and Longevity Deck on October 13, 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.*