Comparison

FAR/AIM vs ATPL Dictionary

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

FAR/AIM

Access comprehensive aviation regulations and the Aeronautical Information Manual on your mobile device. Stay updated with frequent content revisions and utilize powerful search and bookmarking tools for quick reference.

Highlights
  • Complete FAR/AIM text
  • Intelligent full-text search
  • Context-sensitive search
  • Bookmarks and highlights
  • Frequent content updates
  • Email sections
Features
Read full description

The FAR/AIM in your pocket. This app was built specifically for pilots and aviation professionals. It is a one-stop reference for those who are involved with flying. Updates? We do them frequently. About once per month for the regs and 2-3 times a year for the AIM and PC/G. You’ll be much more up-to-date than with the hard copies, which are typically updated only once per year. An in-app subscription grants access to ongoing content updates. Other features: • Free one-week trial for new users. Try it for yourself at no risk with no commitment. • Complete text FAR/AIM, namely 14 CFR, Chapter 1 (FAR) and NTSB 830, and Aeronautical Information Manual (AIM), including charts and images. • Lightning fast browsing. • Intelligent search with full-text and header options. • Context sensitive search (limit search to certain sections). • Bookmarks and user highlights. • Saved search term history. • Email sections to friends. Contents: The complete FAA FAR. Don't be left missing regs. CFR 14 Parts 1, 3, 11, 13, 14, 15, 16, 17, 21, 23, 25, 26, 27, 29, 31, 33, 34, 35, 36, 39, 43, 45, 47, 49, 60, 61, 63, 65, 67, 71, 73, 77, 91, 93, 95, 97, 99, 101, 103, 105, 117, 119, 120, 121, 125, 129, 133, 135, 136, 137, 139, 141, 142, 145, 147, 150, 151, 152, 153, 155, 156, 157, 158, 161, 169, 170, 171, 183, 185, 187, 189, 193, 198. CFR 49, Part 830 (NTSB 830), Aeronautical Information Manual, PC/G. Like this app? Check out our other aviation applications: • FAA Test Prep - Private Pilot (PVT) • FAA Test Prep - Instrument Pilot (IR) • FAA Test Prep - Commercial Pilot (COM) • FAA Test Prep - Fundamentals of Instructing • FAA Test Prep - Aviation Mechanic General • FAA Test Prep - Aviation Mechanic Airframe • FAA Test Prep - Aviation Mechanic Powerplant Comments or questions? Email us at support@lawstack.com.

About

ATPL Dictionary

This aviation reference app provides over 1000 definitions and 900 abbreviations related to the Airline Transport Pilot License syllabus. It covers a wide range of aviation subjects, making it a valuable tool for pilots and aviation enthusiasts alike. Purchases can be synced across devices using iCloud.

Highlights
  • 1000+ definitions
  • 900+ abbreviations
  • ATPL syllabus subjects
  • iCloud sync
  • Aviation reference
Features
Read full description

ATPL Dictionary is a must-have aviation reference with more than 30,000 users worldwide, with over 1000 definitions and 900 abbreviations in the full version. If you're an aviation enthusiast or aviation curious, there's plenty here for you too. Definitions are based on subjects in the Airline Transport Pilot License syllabus, such as: - Radio Navigation - Meteorology - Airframes - Operational Procedures - Human Performance and Limitations - Mass & Balance - Instrumentation - Principles of Flight - Aircraft Performance - Flight Planning - General Navigation - Air Law - VFR Communications - IFR Communications - iCloud sync: Sync your purchase across all your devices.

Screenshots

FAR/AIM4 screens
ATPL Dictionary2 screens

Verdict

The call

The clearest difference is price: FAR/AIM at Free against ATPL Dictionary's $1.99. FAR/AIM also leads on ratings volume (1.1K vs 81). ATPL Dictionary's advantage is review sentiment (72% vs 63%). On rating, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

FAR/AIM is free to download; ATPL Dictionary costs $1.99 up front. FAR/AIM sells 1 one-off in-app purchase and ATPL Dictionary sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for FAR/AIM against 4.7 for ATPL Dictionary. That said, the two scores are not equally well evidenced: FAR/AIM has 1.1K ratings behind it against 81, so its average is the more settled of the two. Written reviews are what separate them: 63% of FAR/AIM's written reviews are positive against 72% of ATPL Dictionary's.

UpkeepUpdate frequency

FAR/AIM ships an update fortnightly, ATPL Dictionary every 9 days. The most recent releases landed on October 14, 2026 and October 13, 2026 respectively.

Scorecard3 real differences · 7 level
FAR/AIM versus ATPL Dictionary: the parameters behind the verdict, then further details
ParameterFAR/AIMATPL Dictionary
PriceFree — better$1.99
Rating4.7 (1.1K ratings)4.7 (81 ratings)
Positive reviews63.2% of reviews71.7% of reviews — better
Number of ratings1.1K — better81
Update frequencyFortnightlyEvery 9 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, iPod
Requires iOS13.013.0
Further details — not scored
Size134 MB1 MB
Age rating4+4+
DeveloperTekk Innovations LLCLybron Sobers

Customer experience

FAR/AIM

All ratings1,108 ratings
Positive94.1%
Neutral1.4%
Negative4.5%
Written reviews95 reviews
Positive63.2%
Neutral4.2%
Negative32.6%

ATPL Dictionary

All ratings81 ratings
Positive92.6%
Neutral4.9%
Negative2.5%
Written reviews53 reviews
Positive71.7%
Neutral7.5%
Negative20.8%

Bugs and requests

FAR/AIM

Reported bugs

3 issues
  • Highlighting causes app to crash
  • Bookmarking feature is unreliable
  • Subscription issues and billing problems

Requested features

4 requests
  • Ability to highlight and bookmark content
  • Improved organization and navigation
  • Sync across devices
  • Rotorcraft-specific regulations

ATPL Dictionary

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

FAR/AIM

One-time1
  • 1-Year Subscription$24.99
1 purchases

ATPL Dictionary

One-time1
  • ATPL Aviation Dictionary Full Version$0.99

Questions

Is FAR/AIM free?
FAR/AIM is free to download, with in-app purchases available.
Is ATPL Dictionary free?
ATPL Dictionary costs $1.99, and also offers in-app purchases.
Which has better reviews, FAR/AIM or ATPL Dictionary?
FAR/AIM and ATPL Dictionary are both rated 4.7 out of 5 on the App Store, from 1.1K and 81 ratings respectively.
Do FAR/AIM or ATPL Dictionary have ads?
Neither FAR/AIM nor ATPL Dictionary shows ads.
Which is updated more often, FAR/AIM or ATPL Dictionary?
FAR/AIM ships an update fortnightly, and ATPL Dictionary every 9 days. Most recently, FAR/AIM was updated on October 14, 2026 and ATPL Dictionary on October 13, 2026.

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