# FAR/AIM by ASA vs R66 PRO

The clearest difference is review sentiment: R66 PRO at 100% against FAR/AIM by ASA's 33%. FAR/AIM by ASA's advantage is price ($19.95 vs $59.99) and chart position (#5 vs unranked). On update cadence, ads, in-app purchases and iOS requirement there is nothing between them.

FAR/AIM by ASA costs $19.95 and R66 PRO $59.99 up front. Neither carries in-app purchases, so what you see is what you pay.

FAR/AIM by ASA ships an update every 5 months, R66 PRO every 2 months. The most recent releases landed on November 6, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | FAR/AIM by ASA | R66 PRO |
| --- | --- | --- |
| Price | **$19.95** | $59.99 |
| Rating | **[3.4 (253 ratings)](https://appshunter.io/ios/app/faraim-by-asa/id361784690/reviews)** | — |
| Number of ratings | **253** | — |
| Positive reviews | 33.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | **Free** | Paid |
| Best chart rank | **#5** | — |
| Size | 47 MB | 28 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [ASA](https://appshunter.io/developer/334278379) | [Gyronimo, LLC](https://appshunter.io/developer/536898885) |

## What reviewers say

### FAR/AIM by ASA

[App page](https://appshunter.io/ios/app/faraim-by-asa/id361784690)

**Currently charting:** #5 Top Paid · Reference, #149 Top Paid, #194 Top Grossing · Reference (US App Store)

Access comprehensive aviation regulations and information, including the FAR, AIM, and Pilot/Controller Glossary. Features include free updates, text search, study by certificate, and customizable reading options. Stay current with daily FAA changes.

**Highlights:** Free updates, Complete FAR/AIM content, Study by certificate, Text search functionality, Customizable reading options, Highlight and bookmark text

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

**In-app purchases:** none

**What reviewers like**

- 📱 Convenient offline access to FAR/AIM
- 💰 One-time purchase with free lifetime updates
- 🔍 Search functionality available
- ⭐ Well-organized content structure
- 🎯 Study by Certificate feature

**What reviewers complain about**

- 🔍 Search function is poorly designed and unreliable
- 🔄 No cross-device synchronization of highlights/bookmarks
- 🐛 Highlights disappear or move randomly after updates
- 🌙 No dark mode for text content (only menus)
- 📝 Cannot add notes or annotations

**Reported bugs**

- Search function returns too many irrelevant results or zero results
- Highlights disappear after app updates
- Highlights move randomly within text
- App resets to home screen when switching apps
- Bookmarks show blank pages

**Requested features**

- Cloud sync for highlights and bookmarks across devices
- Note-taking and annotation capabilities
- Multiple highlight colors
- Dark mode for text content
- Adjustable font size slider


### R66 PRO

[App page](https://appshunter.io/ios/app/r66-pro/id769041188)

This flight computer app calculates weight and balance and performance figures for the Robinson R66 Turbine helicopter. It features a professional load manifest with digital signature and graphical displays for easy understanding of complex calculations.

**Highlights:** Weight & Balance calculations, Performance figure calculations, Professional load manifest, Digital signature, Graphical E6B, Save helicopter setups

**In-app purchases:** none


## Frequently asked questions

### Is FAR/AIM by ASA free?

FAR/AIM by ASA costs $19.95, with no in-app purchases.

### Is R66 PRO free?

R66 PRO costs $59.99, with no in-app purchases.

### Do FAR/AIM by ASA or R66 PRO have ads?

Neither FAR/AIM by ASA nor R66 PRO shows ads.

### Which is updated more often, FAR/AIM by ASA or R66 PRO?

FAR/AIM by ASA ships an update every 5 months, and R66 PRO every 2 months. Most recently, FAR/AIM by ASA was updated on November 6, 2026 and R66 PRO on November 1, 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.*