# Hool AI vs Smart Diet Pro

The clearest difference is update cadence: Hool AI at every 5 days against Smart Diet Pro's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Hool AI sells 2 in-app purchases, starting at $3.99 per month and Smart Diet Pro sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Hool AI ships an update every 5 days, Smart Diet Pro every 4 months. Both last shipped on October 28, 2026.

## The numbers

| Metric | Hool AI | Smart Diet Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hool-ai/id6754967454/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 4 months |
| Monetization | Freemium | — |
| Size | 81 MB | 54 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Damdinragchaa Gonchigsuren](https://appshunter.io/developer/1851170034) | [Lukasz Krawczak](https://appshunter.io/developer/1894196102) |

## What reviewers say

### Hool AI

[App page](https://appshunter.io/ios/app/hool-ai/id6754967454)

Effortlessly track your nutrition with AI-powered food recognition. Simply photograph your meals to get instant calorie and macronutrient breakdowns. Build healthy habits with gamified features and visualize your progress with intuitive charts.

**Highlights:** AI-powered food recognition via photo, Automatic calorie and macronutrient calculation, Daily calorie and macro goal tracking, Gamified streak system and achievements, Bilingual support (English & Mongolian), Smart meal organization, Progress visualization with charts

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $3.99 | per month |
| Annual Premium | $34.99 | per year |


### Smart Diet Pro

[App page](https://appshunter.io/ios/app/smart-diet-pro/id6762453246)

**Features:** Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $3.99 | per month |
| Yearly Premium | $34.99 | per year |


## Frequently asked questions

### Is Hool AI free?

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

### Is Smart Diet Pro free?

Smart Diet Pro is free to download, with in-app purchases available.

### Do Hool AI or Smart Diet Pro have ads?

Neither Hool AI nor Smart Diet Pro shows ads.

### Which is updated more often, Hool AI or Smart Diet Pro?

Hool AI ships an update every 5 days, and Smart Diet Pro every 4 months. Most recently, Hool AI was updated on October 28, 2026 and Smart Diet Pro 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.*