PreFlight vs 787 ECL
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PreFlight
This app helps aircrew practice normal and emergency drills for the Grob Tutor T1 aircraft. It provides instant feedback on instrument and switch selections, serving as a memory aid for flight reference cards.
- Practice normal and emergency drills
- Instant feedback on instrument/switch selection
- Supports Grob Tutor T1 (Classic & EA)
- Memory aid for flight reference cards
- Designed for aircrew training
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PreFlight is a bespoke application designed for use by aircrew undertaking Elementary Flying Training, University Air Squadron, Grading, Air Experience Flying, or any other flying duties on the Grob Tutor T1, both Classic and EA variants. Pilots are able to learn and practice both normal and emergency drills for the Tutor, with the app giving instant feedback on whether the instrument or switch selection is correct. This app is also intended as a proof of concept to facilitate further development of iOS training aids for aircrew on other service aircraft in future. PreFlight is only intended for use as a memory aid to issued Flight Reference Cards (FRCs). It should not be relied upon to conduct flight safety critical tasks as it is not subject to direct amendment and may not be up to date. It is your responsibility to check the official issue documentation to ensure accuracy.
787 ECL
This app provides offline electronic checklists for B787 and B777 aircraft, designed for pilots and aviation enthusiasts. It offers an interactive way to study procedures and aircraft systems for training and self-study purposes.
- Offline Electronic Checklists
- Normal and Non-Normal Checklists
- Interactive QRH/ECL Logic Study
- Simulator Preparation
- Self-Study Tool
- Long-Haul Downtime Review
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This application is designed for B787 and B777 pilots and aviation enthusiasts. Important Notice This app is intended for educational and training purposes only. It is not an operational tool and must not be used for real-world flight operations. What This App Offers A complete Electronic Checklist (ECL) experience presented offline Access to Normal and Non-Normal checklists without an internet connection An interactive way to study and understand QRH/ECL logic and flows Ideal for simulator preparation, self-study, and long-haul downtime All checklists are available offline, allowing you to review procedures anytime, anywhere—perfect for long sectors and simulator preparation. This app is designed to enhance procedural understanding and familiarity with aircraft systems in a safe, educational environment. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Wishing you safe flights and effective training!
Screenshots
Verdict
The clearest difference is review sentiment: PreFlight at 100% against 787 ECL's 0%. PreFlight also leads on in-app purchases (none vs 5) and iOS requirement (11.0 vs 17.6). 787 ECL's advantage is price (Free vs $2.99) and update cadence (monthly vs every 10 months). On ads 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
787 ECL is free to download; PreFlight costs $2.99 up front. 787 ECL sells 5 in-app purchases, starting at $1.99 per month. PreFlight asks for nothing beyond the download.
PreFlight ships an update every 10 months, 787 ECL monthly. The most recent releases landed on June 5, 2026 and June 25, 2026 respectively.
| Parameter | PreFlight | 787 ECL |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | — | 1.0 (1 ratings) — better |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 10 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPad | iPhone, iPad — better |
| Requires iOS | 11.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 57 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Mountain Wave Media Ltd | Mohamed Farhadi |
Customer experience
PreFlight
787 ECL
In-app purchases
PreFlight
No in-app purchases
787 ECL
- B787 ECL$1.991 Month
- B787 ECL$12.991 Year
- B787 ECLFree
- B787 ECL - Life Time$49.99
- B787 ECL - Life Time$59.99








