# COTRIL Products vs OPC Analysis

The clearest difference is review sentiment: COTRIL Products at 50% against OPC Analysis's 0%. COTRIL Products also leads on rating (5.0 vs 2.0) and ratings volume (4 vs 1). OPC Analysis's advantage is update cadence (weekly vs every 3 weeks) and iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

COTRIL Products holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews point the same way: 50% of COTRIL Products's written reviews are positive against 0% of OPC Analysis's.

COTRIL Products ships an update every 3 weeks, OPC Analysis weekly. The most recent releases landed on September 19, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | COTRIL Products | OPC Analysis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/cotril-products/id1118348541/reviews)** | [2.0 (1 ratings)](https://appshunter.io/ios/app/opc-analysis/id6737542113/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free | Free |
| Size | 44 MB | 89 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [APPSTYX SRLS](https://appshunter.io/developer/1025725393) | [HCH SRL](https://appshunter.io/developer/1348262417) |

## What reviewers say

### COTRIL Products

[App page](https://appshunter.io/ios/app/cotril-products/id1118348541)

Explore a world of professional hair coloring, styling, and treatment products. Discover the most loved and used professional hairstyle range, favored by celebrities and fashion professionals. This extensive collection meets every hair need and is exclusively available through top hairstylists.

**Highlights:** Professional hair coloring, Styling products, Hair treatments, Celebrity-endorsed, Fashion runway use, Exclusive hairstylist availability

**Features:** macOS Compatibility

**In-app purchases:** none


### OPC Analysis

[App page](https://appshunter.io/ios/app/opc-analysis/id6737542113)

This app, designed exclusively for iPads and Aram Huvis devices, allows you to analyze your scalp and hair health. Using an integrated micro-camera, it captures images for advanced analysis, providing personalized recommendations for natural hair care products.

**Highlights:** Scalp and hair image capture, Advanced image analysis, Hair density detection, Thinning signs detection, Personalized product suggestions, Progress monitoring

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is COTRIL Products free?

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

### Is OPC Analysis free?

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

### Which has better reviews, COTRIL Products or OPC Analysis?

COTRIL Products is rated higher. COTRIL Products averages 5.0 out of 5 from 4 ratings, while OPC Analysis averages 2.0 from 1 ratings.

### Do COTRIL Products or OPC Analysis have ads?

Neither COTRIL Products nor OPC Analysis shows ads.

### Which is updated more often, COTRIL Products or OPC Analysis?

COTRIL Products ships an update every 3 weeks, and OPC Analysis weekly. Most recently, COTRIL Products was updated on September 19, 2026 and OPC Analysis on September 17, 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.*