# Sytno vs LetAI

The clearest difference is rating: Sytno at 5.0 against LetAI's 1.0. Sytno also leads on review sentiment (100% vs 60%) and device support (3 vs 1). LetAI's advantage is iOS requirement (16.4 vs 18.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

Sytno holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 5 and 2 respectively. Written reviews point the same way: 100% of Sytno's written reviews are positive against 60% of LetAI's.

Both ship on a similar rhythm, roughly weekly. Both last shipped on November 10, 2026.

## The numbers

| Metric | Sytno | LetAI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/sytno/id6781735937/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/letai/id6787684399/reviews) |
| Number of ratings | **5** | 2 |
| Positive reviews | **100.0% of reviews** | 60.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | Free | Free |
| Size | 17 MB | 73 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Aleksei Boldyrev](https://appshunter.io/developer/6781735939) | [LETAI L.L.C-FZ](https://appshunter.io/developer/6787684401) |

## What reviewers say

### Sytno

[App page](https://appshunter.io/ios/app/sytno/id6781735937)

Easily track your nutrition by simply photographing your meals. Get instant calorie, macronutrient, and ingredient breakdowns. Receive personalized dietary advice and meal suggestions based on your fridge contents.

**Highlights:** Photo-based calorie and macro tracking, Voice and barcode food logging, AI-powered nutrition assistant, Ingredient analysis and scoring, Recipe suggestions from fridge contents, Daily AI-driven progress summary, Integration with Apple Health

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### LetAI

[App page](https://appshunter.io/ios/app/letai/id6787684399)

This AI-powered nutrition diary helps you understand your diet by calculating calories, macronutrients, and micronutrients. Easily log meals via photo, text, or voice, and receive personalized advice to make informed food choices.

**Highlights:** AI-powered meal logging, Calorie and macronutrient tracking, Personalized dietary advice, Restaurant menu integration, Customizable reports and meal cards, Barcode scanning

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

**In-app purchases:** none


## Frequently asked questions

### Is Sytno free?

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

### Is LetAI free?

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

### Which has better reviews, Sytno or LetAI?

Sytno is rated higher. Sytno averages 5.0 out of 5 from 5 ratings, while LetAI averages 1.0 from 2 ratings.

### Do Sytno or LetAI have ads?

Neither Sytno nor LetAI shows ads.

### Which is updated more often, Sytno or LetAI?

Sytno ships an update weekly, and LetAI weekly. Most recently, Sytno was updated on November 10, 2026 and LetAI on November 10, 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.*