# Part66 vs Part

The clearest difference is iOS requirement: Part66 at 10.3 against Part's 18.5. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Part66 sells 11 one-off in-app purchases and Part sells 2 in-app purchases, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 30, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Part66 | Part |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (10 ratings)](https://appshunter.io/ios/app/part66-engineer/id889659306/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 38 MB | 10 MB |
| Requires iOS | **10.3** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [DAVID SOUTHERN](https://appshunter.io/developer/889659309) | [Selcuk Dolapci](https://appshunter.io/developer/1509031121) |

## What reviewers say

### Part66

[App page](https://appshunter.io/ios/app/part66-engineer/id889659306)

Prepare for EASA Part 66 aircraft maintenance license exams with sample tests and flashcards. Generate unlimited random exams and analyze results to identify weak areas. Covers modules relevant to B1.1 and potentially FAA licenses.

**Highlights:** Sample exams for EASA Part 66 modules, Flashcards for purchased modules, Unlimited random exam generation, Exam timer with real-world time limits, Analysis of results and weak point identification, Email results for review

**Features:** macOS Compatibility

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Module 10 Exam 2 | $0.99 | one-time |
| module 10 Exam 3 | $0.99 | one-time |
| Module 15 Exam 2 | $0.99 | one-time |
| Module 7 Exam 2 | $0.99 | one-time |
| Module 8 Exam 2 | $0.99 | one-time |
| Module 8 Exam 3 | $0.99 | one-time |
| Module 8 Bank = 409 Questions. | $7.99 | one-time |
| Module 17 Full Bank = 614 Q | $8.99 | one-time |
| Module 10 Bank. 730 Questions. | $10.99 | one-time |
| Module 15 Full Bank = 1,129 Q | $11.99 | one-time |
| Module 7 Bank = 1,624 Question | $11.99 | one-time |


### Part

[App page](https://appshunter.io/ios/app/part-66-pro-easa-mock-exam/id6751455095)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Monthly) | $8.99 | per month |
| Pro (Yearly) | $89.99 | per year |


## Frequently asked questions

### Is Part66 free?

Part66 is free to download, with in-app purchases available.

### Is Part free?

Part is free to download, with in-app purchases available.

### Do Part66 or Part have ads?

Neither Part66 nor Part shows ads.

### Which is updated more often, Part66 or Part?

Part66 ships an update every 2 months, and Part every 2 months. Most recently, Part66 was updated on September 30, 2026 and Part on October 11, 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.*