# Cat Daddies Converters vs Cat Auto Tech

The clearest difference is in-app purchases: Cat Daddies Converters at none against Cat Auto Tech's 3. Cat Auto Tech's advantage is update cadence (weekly vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Cat Auto Tech sells 3 in-app purchases, starting at $24.99 per month. Cat Daddies Converters asks for nothing beyond the download.

Cat Daddies Converters ships an update every 3 weeks, Cat Auto Tech weekly. The most recent releases landed on October 18, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Cat Daddies Converters | Cat Auto Tech |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/cat-daddies-converters/id6445854481/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 7 MB | 32 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Cat Daddies Cores, LLC](https://appshunter.io/developer/1674255934) | [Catalytic auto technology llc](https://appshunter.io/developer/1888712502) |

## What reviewers say

### Cat Daddies Converters

[App page](https://appshunter.io/ios/app/cat-daddies-converters/id6445854481)

This app allows approved customers to quickly check the value of catalytic converters. Search by part number or manufacturer to access thousands of inventory items. Pricing is based on laboratory analysis for accuracy.

**Highlights:** Catalytic converter value lookup, Search by part number, Search by manufacturer, Thousands of inventory items, Laboratory-analyzed pricing, Customer-exclusive access

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

**In-app purchases:** none


### Cat Auto Tech

[App page](https://appshunter.io/ios/app/cat-auto-tech/id6761292995)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TIER I | $24.99 | per month |
| Tier II | $49.99 | per month |
| Tier III | $300.00 | per month |


## Frequently asked questions

### Is Cat Daddies Converters free?

Cat Daddies Converters is free to download, with no in-app purchases.

### Is Cat Auto Tech free?

Cat Auto Tech is free to download, with in-app purchases available.

### Do Cat Daddies Converters or Cat Auto Tech have ads?

Neither Cat Daddies Converters nor Cat Auto Tech shows ads.

### Which is updated more often, Cat Daddies Converters or Cat Auto Tech?

Cat Daddies Converters ships an update every 3 weeks, and Cat Auto Tech weekly. Most recently, Cat Daddies Converters was updated on October 18, 2026 and Cat Auto Tech 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.*