# DNJ Catalog vs SPC AlignPro™

The clearest difference is iOS requirement: DNJ Catalog at 11.0 against SPC AlignPro™'s 15.6. On price, in-app purchases, monetization model and device support there is nothing between them.

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

## The numbers

| Metric | DNJ Catalog | SPC AlignPro™ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.7 (7 ratings)](https://appshunter.io/ios/app/spc-alignpro/id1638642751/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Monthly |
| Monetization | Free | Free |
| Size | 6 MB | 45 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DNJ Engine Components, Inc.](https://appshunter.io/developer/1588770801) | [Niwot Corporation](https://appshunter.io/developer/1638642753) |

## What reviewers say

### DNJ Catalog

[App page](https://appshunter.io/ios/app/dnj-catalog/id1450604935)

Access a comprehensive catalog of quality engine parts for all cars and trucks. This app provides listings of all engines, trusted by engine rebuilders globally.

**Highlights:** Comprehensive engine parts catalog, Listings for all engines, Trusted by engine rebuilders, Covers all cars and trucks, 30+ years of experience

**In-app purchases:** none


### SPC AlignPro™

[App page](https://appshunter.io/ios/app/spc-alignpro/id1638642751)

Access manufacturer alignment specifications for vehicles dating back to 1985. Quickly diagnose and fix alignment and suspension issues with VIN scanning, license plate lookup, and detailed illustrations of adjustment methods and service parts.

**Highlights:** Manufacturer alignment specifications since 1985, Service parts information, VIN scanning, License plate ID lookup, Alignment adjustment illustrations, Suspension height specifications

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DNJ Catalog free?

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

### Is SPC AlignPro™ free?

SPC AlignPro™ is free to download, with no in-app purchases.

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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.*