# dtect vs Arista Reader

The clearest difference is in-app purchases: dtect at none against Arista Reader's 1. Arista Reader's advantage is update cadence (every 3 days vs every 5 weeks) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Arista Reader sells 1 in-app purchase, starting at $31.99 per year. dtect asks for nothing beyond the download.

dtect ships an update every 5 weeks, Arista Reader every 3 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | dtect | Arista Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (2 ratings)](https://appshunter.io/ios/app/arista-reader/id1604788879/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 days** |
| Monetization | **Free** | Freemium |
| Size | 2 MB | 45 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Philip Gurr](https://appshunter.io/developer/1586666414) | [Alpha-Kinetic Systems](https://appshunter.io/developer/483443617) |

## What reviewers say

### dtect

[App page](https://appshunter.io/ios/app/dtect-allergen-label-scanner/id1586666412)

Scan products to instantly understand their nutritional content, identify unhealthy ingredients, and check for allergens. Easily import lists of ingredients you react to, ensuring you can safely consume products without reading lengthy labels.

**Highlights:** Scan products for instant analysis, Identify unhealthy ingredients, Check for intolerances and allergies, Import custom ingredient lists, View product nutrition overview, Determine food safety

**In-app purchases:** none


### Arista Reader

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

This app uses OCR technology to scan product labels, identify ingredients, and flag potential allergens or harmful substances. Users can create custom lists of ingredients to avoid or include, personalizing their product analysis for informed purchasing decisions.

**Highlights:** OCR label scanning, Ingredient identification, Customizable avoid/include lists, Synonym recognition for ingredients, Extensive database of substances, Personalized product insights

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Yearly Subscription | $31.99 | per year |


## Frequently asked questions

### Is dtect free?

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

### Is Arista Reader free?

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

### Do dtect or Arista Reader have ads?

Neither dtect nor Arista Reader shows ads.

### Which is updated more often, dtect or Arista Reader?

dtect ships an update every 5 weeks, and Arista Reader every 3 days. Most recently, dtect was updated on October 25, 2026 and Arista Reader on October 24, 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.*