# Eco Cat App vs Adify

The clearest difference is in-app purchases: Adify at none against Eco Cat App's 5. Adify also leads on iOS requirement (10.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Eco Cat App sells 5 in-app purchases, starting at $24.99 per month. Adify asks for nothing beyond the download.

Eco Cat App ships an update fortnightly, Adify weekly. The most recent releases landed on November 2, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Eco Cat App | Adify |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (2K ratings)](https://appshunter.io/ios/app/eco-cat-app/id1129130217/reviews)** | — |
| Number of ratings | **2K** | — |
| Positive reviews | 88.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 92 MB | 52 MB |
| Requires iOS | 15.1 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ecotrade Tech Company Limited](https://appshunter.io/developer/1735893382) | [Top Line](https://appshunter.io/developer/645744832) |

## What reviewers say

### Eco Cat App

[App page](https://appshunter.io/ios/app/eco-cat-app/id1129130217)

This app provides a comprehensive catalog of over 20,000 catalytic converters, allowing users to look up their value by car brand or manufacturer. It offers accurate appraisals based on precious metal content analysis and helps sellers negotiate fair deals.

**Highlights:** Catalytic converter price catalog, Search by car brand, Search by manufacturer, Precious metal content analysis, Scrap cat appraisals, Fair deal negotiation

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gold - Monthly | $24.99 | per month |
| Platinum - Monthly | $28.90 | per month |
| Gold - Yearly | $219.99 | per year |
| Platinum - Yearly | $289.00 | per year |
| Pass searches | $12.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Accurate real-time prices
- 💎 Comprehensive catalog with photos
- 💰 Helps maximize scrap value

**What reviewers complain about**

- 🐛 Some missing or incorrect data
- 💳 Paid subscription required for full access
- 🕰️ Slow response times at times
- 🔍 Limited free searches per day

**Reported bugs**

- Login issues and account verification problems
- Occasional app crashes or freezes

**Requested features**

- More free search credits
- Ability to save favorite models
- Integration with scrap buyer platforms
- Localized pricing for different regions


### Adify

[App page](https://appshunter.io/ios/app/adify/id1502115220)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Eco Cat App free?

Eco Cat App is free to download, with in-app purchases available.

### Is Adify free?

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

### Do Eco Cat App or Adify have ads?

Neither Eco Cat App nor Adify shows ads.

### Which is updated more often, Eco Cat App or Adify?

Eco Cat App ships an update fortnightly, and Adify weekly. Most recently, Eco Cat App was updated on November 2, 2026 and Adify on October 25, 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.*