# Cat Daddies Converters vs DF Auto

The clearest difference is ads: Cat Daddies Converters at none against DF Auto's shown. Cat Daddies Converters also leads on update cadence (every 3 weeks vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Cat Daddies Converters ships an update every 3 weeks, DF Auto every 2 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Cat Daddies Converters | DF Auto |
| --- | --- | --- |
| 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 | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 7 MB | 38 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cat Daddies Cores](https://appshunter.io/developer/1674255934) | [Md Minhazur Rahman](https://appshunter.io/developer/1863959342) |

## 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


### DF Auto

[App page](https://appshunter.io/ios/app/df-auto/id6756973542)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cat Daddies Converters free?

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

### Is DF Auto free?

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

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

DF Auto shows ads; Cat Daddies Converters does not.

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

Cat Daddies Converters ships an update every 3 weeks, and DF Auto every 2 months. Most recently, Cat Daddies Converters was updated on November 3, 2026 and DF Auto on October 30, 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.*