# Polycheck vs Puro

The clearest difference is rating: Puro at 5.0 against Polycheck's 4.1. Polycheck's advantage is update cadence (every 5 days vs fortnightly) and ratings volume (8 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Polycheck sells 2 in-app purchases, starting at $3.99 per month and Puro sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Puro holds the better App Store score, 5.0 against 4.1. Both are backed by a comparable volume of ratings — 8 and 2 respectively.

Polycheck ships an update every 5 days, Puro fortnightly. The most recent releases landed on October 1, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Polycheck | Puro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (8 ratings)](https://appshunter.io/ios/app/polycheck-find-microplastics/id6739971441/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/puro-microplastic-scanner/id6761509206/reviews)** |
| Number of ratings | **8** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Fortnightly |
| Monetization | Subscription | Subscription |
| Size | 21 MB | 51 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Renaissance Apps LLC](https://appshunter.io/developer/1220536592) | [A&E Commerce LLC](https://appshunter.io/developer/1890063196) |

## What reviewers say

### Polycheck

[App page](https://appshunter.io/ios/app/polycheck-find-microplastics/id6739971441)

This app uses AI to scan everyday products, like food and cosmetics, to detect microplastics. It provides insights into product risks and suggests safer alternatives, helping you make informed choices for your health and the environment.

**Highlights:** AI-powered microplastic detection, Scan food and cosmetic products, Product risk insights, Safer alternative suggestions, Track scanned items, Sustainability goal tracking

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plastic AI Monthly Sub | $3.99 | per month |
| Plastic AI Annual Sub | $24.99 | per year |


### Puro

[App page](https://appshunter.io/ios/app/puro-microplastic-scanner/id6761509206)

Identify and reduce your exposure to microplastics in everyday products. Scan items with your camera or barcode to get a risk score and understand your daily intake. Build healthier habits with guided quests and discover safer alternatives.

**Highlights:** AI-powered product scanning, Microplastic risk scoring, Personalized exposure tracking, Daily reduction quests, Safer alternative suggestions, Science-based knowledge base

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Puro Premium Monthly | $9.99 | per month |
| Puro Premium Annual | $39.99 | per year |


## Frequently asked questions

### Is Polycheck free?

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

### Is Puro free?

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

### Which has better reviews, Polycheck or Puro?

Puro is rated higher. Polycheck averages 4.1 out of 5 from 8 ratings, while Puro averages 5.0 from 2 ratings.

### Do Polycheck or Puro have ads?

Neither Polycheck nor Puro shows ads.

### Which is updated more often, Polycheck or Puro?

Polycheck ships an update every 5 days, and Puro fortnightly. Most recently, Polycheck was updated on October 1, 2026 and Puro on October 3, 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.*