# Eco Cat App vs Valdi Catalyst Market

The clearest difference is update cadence: Eco Cat App at every 2 weeks against Valdi Catalyst Market's every 2 months. Eco Cat App also leads on device support (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Eco Cat App sells 5 in-app purchases, starting at $24.99 per month and Valdi Catalyst Market sells 3 in-app purchases, starting at $39.99 per month. Whichever you choose, the download price is not the number that matters.

Eco Cat App ships an update every 2 weeks, Valdi Catalyst Market every 2 months. The most recent releases landed on November 9, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Eco Cat App | Valdi Catalyst Market |
| --- | --- | --- |
| 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 | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 92 MB | 72 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ecotrade Tech Company Limited](https://appshunter.io/developer/1735893382) | [Waldemar Konarski](https://appshunter.io/developer/1718085438) |

## What reviewers say

### Eco Cat App

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

This app provides real-time pricing for scrap catalytic converters, featuring a comprehensive catalog with over 20,000 items. It helps users determine fair market value for their catalytic converters, improving their negotiating position.

**Highlights:** Real-time catalytic converter pricing, Extensive catalog with 20,000+ items, Search by car brand or manufacturer, Accurate precious metal content analysis, Fair deal appraisal for sellers, On-site assessment by purchasers

**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


### Valdi Catalyst Market

[App page](https://appshunter.io/ios/app/valdi-catalyst-market/id6472909573)

This app provides quick and accurate valuations for used catalytic converters based on their precious metal content. It utilizes a comprehensive database compiled since 2008, updated thrice daily with market prices for palladium, rhodium, and platinum.

**Highlights:** Catalytic converter valuation, Precious metal price tracking (Pd, Rh, Pt), Database updated 3x daily, Catalog of 20,000 items, Safe buying and selling tool

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gold - Monthly | $39.99 | per month |
| Platinum - Monthly | $59.99 | per month |
| 20 Search Credits | $11.99 | one-time |


## Frequently asked questions

### Is Eco Cat App free?

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

### Is Valdi Catalyst Market free?

Valdi Catalyst Market is free to download, with in-app purchases available.

### Do Eco Cat App or Valdi Catalyst Market have ads?

Neither Eco Cat App nor Valdi Catalyst Market shows ads.

### Which is updated more often, Eco Cat App or Valdi Catalyst Market?

Eco Cat App ships an update every 2 weeks, and Valdi Catalyst Market every 2 months. Most recently, Eco Cat App was updated on November 9, 2026 and Valdi Catalyst Market on November 8, 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.*