# Null Fasting vs LinkScan

The clearest difference is rating: Null Fasting at 4.5 against LinkScan's 1.0. Null Fasting also leads on update cadence (weekly vs every 6 months). LinkScan's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.6). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Null Fasting holds the better App Store score, 4.5 against 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Null Fasting ships an update weekly, LinkScan every 6 months. The most recent releases landed on September 10, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Null Fasting | LinkScan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/null-fasting/id6743633464/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/linkscan-ai-website-scanner/id6748355410/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 6 months |
| Monetization | Free | Free |
| Size | 21 MB | 20 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [YMMV](https://appshunter.io/developer/1224453829) | [Ashish Kapoor](https://appshunter.io/developer/1646673611) |

## What reviewers say

### Null Fasting

[App page](https://appshunter.io/ios/app/null-fasting/id6743633464)

This app helps you track intermittent fasting with flexible protocols, detailed statistics, and motivational tools. It integrates with health platforms and offers personalized goal setting for a healthier lifestyle.

**Highlights:** Flexible fasting protocols (16:8, OMAD, custom), Intelligent tracking with timers and notifications, Comprehensive statistics and progress analysis, Apple Health integration, Milestone tracking and educational content, Personalized motivation and goal setting, Smart scheduling and reminders

**Features:** macOS Compatibility

**In-app purchases:** none


### LinkScan

[App page](https://appshunter.io/ios/app/linkscan-ai-website-scanner/id6748355410)

Instantly understand and analyze any web link or product page with AI. Get concise summaries, safety checks, and extract key information from articles, blogs, or product listings in seconds.

**Highlights:** Concise page summaries, Safety and verification checks, Structured content extraction, Product detail analysis, AI-powered Q&A about page content

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

**In-app purchases:** none


## Frequently asked questions

### Is Null Fasting free?

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

### Is LinkScan free?

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

### Which has better reviews, Null Fasting or LinkScan?

Null Fasting is rated higher. Null Fasting averages 4.5 out of 5 from 2 ratings, while LinkScan averages 1.0 from 1 ratings.

### Do Null Fasting or LinkScan have ads?

Neither Null Fasting nor LinkScan shows ads.

### Which is updated more often, Null Fasting or LinkScan?

Null Fasting ships an update weekly, and LinkScan every 6 months. Most recently, Null Fasting was updated on September 10, 2026 and LinkScan on September 14, 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.*