PatternCall vs LetzFly Ground School
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PatternCall
Practice real air traffic control radio calls with personalized scenarios based on your home airport and callsign. Receive instant, detailed feedback on every transmission to build confidence and accuracy. Offers structured learning paths for various flight operations, from basic communication to advanced IFR procedures.
- Personalized ATC scenarios
- Real airport frequencies
- Instant element-by-element feedback
- Multiple difficulty modes
- Structured learning paths
- Offline functionality
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Stop dreading the mic. Practice real ATC radio calls at YOUR home airport, with YOUR callsign and real local frequencies — then get instant, word-by-word feedback on every transmission. Build the muscle memory so when you key the mic, the right words come out. PatternCall is the only radio communication trainer built around the airport you actually fly out of. Free to start with the Radio Basics path — upgrade to Pro for every scenario. PERSONALIZED TO YOU Enter your N-number and home airport. Every scenario uses your callsign and real frequencies from your field — so you practice exactly the calls you'll make. WHAT YOU GET - Training scenarios across structured learning paths - Real airport frequencies, airspace classes, and local procedures for 100+ US airports - Three difficulty modes: word panel (easy), hints only (medium), and free-type (hard) - Auto difficulty that levels up as you improve - Instant element-by-element feedback after every transmission — callsign, readback, runway, frequency, and more - ATC audio with ICAO phonetics and proper aviation number pronunciation LEARNING PATHS - Radio Basics — The Four W's, CTAF self-announce, readback rules - First Flight — Your first towered departure and arrival - Traffic Pattern — Downwind, base, final, touch-and-go - Ground Ops — Taxi clearances, ATIS copying, IFR clearances - XC VFR — Flight following, frequency changes, VFR diversions - Advanced VFR — Class C/B transitions, special VFR, weather - IFR Ops — Approaches, holds, vectors, missed approaches - Emergencies — Mayday, pan-pan, lost comm, diversions WORKS OFFLINE All scenarios run on-device. Practice on the ramp, in the FBO, or anywhere without cell service — no mic, no talking to your phone in public. FREE TO START The Radio Basics path is free. Unlock all scenarios and learning paths with PatternCall Pro: - PatternCall Pro Monthly — $5.99/month - PatternCall Pro Annual — $49.99/year (save 30%) Subscriptions auto-renew unless cancelled at least 24 hours before the renewal date. Manage or cancel from Settings > Apple ID > Subscriptions on your iPhone. PatternCall is a supplemental practice tool. It is not a certified flight training device. Always follow your CFI's guidance and current FAA procedures. Privacy Policy: https://patterncall.com/privacy.html Terms of Service: https://patterncall.com/terms.html
LetzFly Ground School
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Practice for your EASA PPL(A) theory exams and learn about different topics. This app allows you to learn, take mock tests, save questions, track your stats and examine your mistakes in order to prepare you for the exams. (This is not validated or endorsed by EASA or FIs and may contain inaccuracies and errors. Use it together with the official learning materials, not instead of them.)
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Verdict
The clearest difference is update cadence: PatternCall at daily against LetzFly Ground School's every 5 days. On price, ads, in-app purchases and device support 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
Both are free to download. PatternCall sells 2 in-app purchases, starting at $5.99 per month and LetzFly Ground School sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
PatternCall ships an update daily, LetzFly Ground School every 5 days. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.
| Parameter | PatternCall | LetzFly Ground School |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Daily — better | Every 5 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 10 MB | 188 MB |
| Age rating | 4+ | 4+ |
| Developer | Broken Cloud Group LLC | NeatCapital OU |
In-app purchases
PatternCall
- PatternCall Pro$5.991 Month
- PatternCall Pro Annual$49.991 Year
LetzFly Ground School
- Air Law$5.99
- Aircraft General Knowledge$5.99
- Flight Performance and Planning$5.99
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- Human Performance$5.99
- Meteorology$5.99
- Navigation$5.99
- Operational Procedures$5.99
- Principles of Flight$5.99
- Communications$5.99
- Unlock All Topics$29.99
Questions
Is PatternCall free?
Is LetzFly Ground School free?
Do PatternCall or LetzFly Ground School have ads?
Which is updated more often, PatternCall or LetzFly Ground School?
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