# Eco Cat App vs ALLDATA

The clearest difference is review sentiment: Eco Cat App at 88% against ALLDATA's 10%. Eco Cat App also leads on rating (4.7 vs 3.5) and ratings volume (2K vs 8). ALLDATA's advantage is in-app purchases (none vs 5). On price, ads, device support and iOS requirement there is nothing between them.

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

Eco Cat App holds the better App Store score, 4.7 against 3.5. That said, the two scores are not equally well evidenced: Eco Cat App has 2K ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 88% of Eco Cat App's written reviews are positive against 10% of ALLDATA's.

Eco Cat App ships an update fortnightly, ALLDATA every 5 weeks. The most recent releases landed on October 29, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Eco Cat App | ALLDATA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (2K ratings)](https://appshunter.io/ios/app/eco-cat-app/id1129130217/reviews)** | [3.5 (8 ratings)](https://appshunter.io/ios/app/alldata/id1146971588/reviews) |
| Number of ratings | **2K** | 8 |
| Positive reviews | **88.0% of reviews** | 9.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 92 MB | 91 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ecotrade Tech Company Limited](https://appshunter.io/developer/1735893382) | [ALLDATA, LLC](https://appshunter.io/developer/697105394) |

## 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


### ALLDATA

[App page](https://appshunter.io/ios/app/alldata/id1146971588)

Access comprehensive OEM automotive repair and diagnostic data on your mobile device. Streamline inspections with photo documentation and generate detailed reports. Identify vehicle issues efficiently with built-in diagnostic tools for faster customer approvals and increased productivity.

**Highlights:** OEM repair procedures, Diagnostic trouble codes (DTCs), Technical service bulletins (TSBs), Integrated inspection tools, Photo documentation, Live sensor data graphing, Full-system scan reports

**In-app purchases:** none

**What reviewers like**

- 👍 VIN scanning helpful in shop
- 👍 Easier than website for phone use
- 👍 App is fantastic, user-friendly, quick, responsive
- 👍 Huge boost to garage
- 👍 Works like a charm on iPad Air 3

**What reviewers complain about**

- 🐛 Extremely slow and unreliable
- 🐛 Expensive subscription for functionality
- 🐛 App does not support repair side
- 🐛 App crashes or closes instantly
- 🐛 Does not work on mobile devices

**Reported bugs**

- App opens and closes instantly
- App works on iPad but not mobile
- App crashes frequently
- Latest update prevents loading ALLDATA
- Login issues, access denied repeatedly

**Requested features**

- Offline usability for critical jobs
- Mobile-friendly website or app for repair info
- Ability to access repair info on the go
- App should be designed for phones, not just tablets
- Access to repair data on the phone


## Frequently asked questions

### Is Eco Cat App free?

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

### Is ALLDATA free?

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

### Which has better reviews, Eco Cat App or ALLDATA?

Eco Cat App is rated higher. Eco Cat App averages 4.7 out of 5 from 2K ratings, while ALLDATA averages 3.5 from 8 ratings.

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

Neither Eco Cat App nor ALLDATA shows ads.

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

Eco Cat App ships an update fortnightly, and ALLDATA every 5 weeks. Most recently, Eco Cat App was updated on October 29, 2026 and ALLDATA on October 26, 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.*