# Null Fasting vs ChatMCP

The clearest difference is review sentiment: Null Fasting at 100% against ChatMCP's 59%. Null Fasting also leads on in-app purchases (none vs 3) and rating (4.5 vs 4.3). ChatMCP's advantage is ratings volume (64 vs 2) and device support (3 vs 1). On price, update cadence and ads there is nothing between them.

Both are free to download. ChatMCP sells 3 in-app purchases, starting at $19.99 per month. Null Fasting asks for nothing beyond the download.

Null Fasting holds the better App Store score, 4.5 against 4.3. That said, the two scores are not equally well evidenced: ChatMCP has 64 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of Null Fasting's written reviews are positive against 59% of ChatMCP's.

Null Fasting ships an update weekly, ChatMCP every 6 days. The most recent releases landed on September 29, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Null Fasting | ChatMCP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/null-fasting/id6743633464/reviews)** | [4.3 (64 ratings)](https://appshunter.io/ios/app/chatmcp/id6745196560/reviews) |
| Number of ratings | 2 | **64** |
| Positive reviews | **100.0% of reviews** | 58.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 6 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 21 MB | 61 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [YMMV](https://appshunter.io/developer/1224453829) | [Kitsune Apps, LLC](https://appshunter.io/developer/1731851388) |

## 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


### ChatMCP

[App page](https://appshunter.io/ios/app/chatmcp/id6745196560)

This app allows AI models to interact with native iOS functionalities and external data sources. It provides a standardized protocol for seamless integration, enabling AI to access system services like calendars and photos, and can be extended with custom tools.

**Highlights:** Local tool integration with iOS frameworks, Remote tool connectivity, Secure and standardized AI interactions, Customizable tool extensions, Access to calendar and photos

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (Monthly) | $19.99 | per month |
| Premium (Yearly) | $199.00 | per year |
| Pro Access Mode | $12.99 | one-time |


## Frequently asked questions

### Is Null Fasting free?

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

### Is ChatMCP free?

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

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

Null Fasting is rated higher. Null Fasting averages 4.5 out of 5 from 2 ratings, while ChatMCP averages 4.3 from 64 ratings.

### Do Null Fasting or ChatMCP have ads?

Neither Null Fasting nor ChatMCP shows ads.

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

Null Fasting ships an update weekly, and ChatMCP every 6 days. Most recently, Null Fasting was updated on September 29, 2026 and ChatMCP on October 12, 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.*