# Arista Reader vs Pure Ninja

The clearest difference is update cadence: Arista Reader at every 5 days against Pure Ninja's every 5 months. On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Arista Reader sells 2 in-app purchases, starting at $2.99 per month and Pure Ninja sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Arista Reader ships an update every 5 days, Pure Ninja every 5 months. The most recent releases landed on November 7, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Arista Reader | Pure Ninja |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/pure-ninja-ingredient-scanner/id6477880943/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 5 months |
| Monetization | Freemium | Free with in-app purchases |
| Size | 39 MB | 3 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Alpha-Kinetic Systems](https://appshunter.io/developer/483443617) | [Krzysztof Guz](https://appshunter.io/developer/1463664836) |

## What reviewers say

### Arista Reader

[App page](https://appshunter.io/ios/app/arista-reader/id1604788879)

Scan ingredient labels directly from your camera or photos without needing an internet connection. Customize your lists to check ingredients against your preferences, with support for English and Spanish.

**Highlights:** On-device text recognition for labels, Offline scanning and analysis, Customizable Avoid and Look for lists, English and Spanish language support, Preset ingredient collections, Unlimited scans and saved scans

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Arista Pro Monthly | $2.99 | per month |
| Arista Pro Yearly | $19.99 | per year |


### Pure Ninja

[App page](https://appshunter.io/ios/app/pure-ninja-ingredient-scanner/id6477880943)

Scan product ingredient lists with your camera to identify potentially harmful substances in food and cosmetics. Get instant analysis and learn about health risks associated with ingredients to make informed choices for a healthier lifestyle.

**Highlights:** Ingredient recognition via image scanning, Database of harmful ingredients, Instant analysis of product labels, Health risk information for ingredients, User-friendly interface, Educational resources on healthier alternatives, Community support forum

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ninja Pure Monthly | $0.99 | per month |
| Ninja Pure Yearly | $8.99 | per year |


## Frequently asked questions

### Is Arista Reader free?

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

### Is Pure Ninja free?

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

### Do Arista Reader or Pure Ninja have ads?

Neither Arista Reader nor Pure Ninja shows ads.

### Which is updated more often, Arista Reader or Pure Ninja?

Arista Reader ships an update every 5 days, and Pure Ninja every 5 months. Most recently, Arista Reader was updated on November 7, 2026 and Pure Ninja on November 4, 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.*