# ChronoFast AI vs Intake Calorie Deficit Tracker

The clearest difference is ads: Intake Calorie Deficit Tracker at none against ChronoFast AI's shown. ChronoFast AI's advantage is update cadence (every 2 weeks vs every 5 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. ChronoFast AI sells 2 in-app purchases, starting at $4.99 per month and Intake Calorie Deficit Tracker sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ChronoFast AI ships an update every 2 weeks, Intake Calorie Deficit Tracker every 5 weeks. Both last shipped on October 31, 2026.

## The numbers

| Metric | ChronoFast AI | Intake Calorie Deficit Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chronofast-ai/id6759078045/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 5 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 121 MB | 8 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 12+ |
| Developer | [Soundarya Srinivas](https://appshunter.io/developer/1896661055) | [Aras Can AKIN](https://appshunter.io/developer/6780262294) |

## What reviewers say

### ChronoFast AI

[App page](https://appshunter.io/ios/app/chronofast-ai/id6759078045)

This app acts as an AI coach for intermittent fasting, helping users understand if their food intake breaks their fast. It provides detailed metabolic insights, tracks progress, and offers social features for fasting with friends.

**Highlights:** AI-powered 'Did I Break My Fast?' analysis, Live Activity and Dynamic Island integration, Detailed metabolic stage tracking, Apple Health integration for activity and sleep, AI meal scan and barcode scanning, Social fasting features and leaderboards

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ChronoFast-AI-Monthly-Yearly | $4.99 | per month |
| ChronoFast-AI-Monthly-Yearly | $39.99 | per year |


### Intake Calorie Deficit Tracker

[App page](https://appshunter.io/ios/app/intake-calorie-deficit-tracker/id6780262292)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Intake Pro Monthly | $4.99 | per month |
| Intake Pro Yearly | $24.99 | per year |


## Frequently asked questions

### Is ChronoFast AI free?

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

### Is Intake Calorie Deficit Tracker free?

Intake Calorie Deficit Tracker is free to download, with in-app purchases available.

### Do ChronoFast AI or Intake Calorie Deficit Tracker have ads?

ChronoFast AI shows ads; Intake Calorie Deficit Tracker does not.

### Which is updated more often, ChronoFast AI or Intake Calorie Deficit Tracker?

ChronoFast AI ships an update every 2 weeks, and Intake Calorie Deficit Tracker every 5 weeks. Most recently, ChronoFast AI was updated on October 31, 2026 and Intake Calorie Deficit Tracker on October 31, 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.*