# Advance Professional vs O'Reilly Pro

The clearest difference is rating: O'Reilly Pro at 4.4 against Advance Professional's 3.0. O'Reilly Pro also leads on review sentiment (61% vs 24%) and ads (none vs shown). Advance Professional's advantage is iOS requirement (9.0 vs 16.0). On price, in-app purchases 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.

O'Reilly Pro holds the better App Store score, 4.4 against 3.0. That said, the two scores are not equally well evidenced: O'Reilly Pro has 375 ratings behind it against 27, so its average is the more settled of the two. Written reviews point the same way: 24% of Advance Professional's written reviews are positive against 61% of O'Reilly Pro's.

Advance Professional ships an update every 6 months, O'Reilly Pro every 4 weeks. The most recent releases landed on September 21, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Advance Professional | O'Reilly Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (27 ratings)](https://appshunter.io/ios/app/advance-professional/id955512451/reviews) | **[4.4 (375 ratings)](https://appshunter.io/ios/app/oreilly-pro/id6467030803/reviews)** |
| Number of ratings | 27 | **375** |
| Positive reviews | 24.4% of reviews | **61.1% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 4 weeks** |
| Monetization | Ad-supported | **Free** |
| Best chart rank | — | **#95** |
| Size | 6 MB | 53 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Advance Auto Parts](https://appshunter.io/developer/955512450) | [O'Reilly Auto Parts](https://appshunter.io/developer/867284451) |

## What reviewers say

### Advance Professional

[App page](https://appshunter.io/ios/app/advance-professional/id955512451)

Scan vehicle barcodes to quickly retrieve VIN information and search for parts. Order directly through your professional account and access your assigned Parts Pro. Store scanned vehicle data for future use and upload it to your online account.

**Highlights:** Scan vehicle barcodes (VIN), Search for parts, Order directly from the app, Access Professional Parts Pro, Store recent vehicles, Upload scanned data to online account

**Features:** macOS Compatibility

**In-app purchases:** none


### O'Reilly Pro

[App page](https://appshunter.io/ios/app/oreilly-pro/id6467030803)

**Currently charting:** #95 Top Free · Business (US App Store)

Streamline vehicle service and parts management with this app designed for automotive repair professionals. Features include VIN scanning, parts lookup, ordering, and customer quoting. Supports English and Spanish.

**Highlights:** VIN scanner and license plate decoder, Parts lookup and ordering, Real-time inventory access, Part number interchange, Order placement and tracking, Customer quoting via text/email, Bilingual support (English/Spanish)

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast and quick
- 👍 Smooth and quick research
- 👍 Keeps cars rotating off lifts
- 👍 Simple to use, parts categorized
- 👍 Wonderful app, made job easier

**What reviewers complain about**

- 🔒 Cannot use without making an account, no guest mode
- ⚠️ Invoices on web and app do not include tax, inconvenient

**Reported bugs**

- Cannot get into app past login screen after 8 pm

**Requested features**

- Vehicle data/spec like Google
- Print invoices with tax


## Frequently asked questions

### Is Advance Professional free?

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

### Is O'Reilly Pro free?

O'Reilly Pro is free to download, with no in-app purchases.

### Which has better reviews, Advance Professional or O'Reilly Pro?

O'Reilly Pro is rated higher. Advance Professional averages 3.0 out of 5 from 27 ratings, while O'Reilly Pro averages 4.4 from 375 ratings.

### Do Advance Professional or O'Reilly Pro have ads?

Advance Professional shows ads; O'Reilly Pro does not.

### Which is updated more often, Advance Professional or O'Reilly Pro?

Advance Professional ships an update every 6 months, and O'Reilly Pro every 4 weeks. Most recently, Advance Professional was updated on September 21, 2026 and O'Reilly Pro on September 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*