Next vs 737 Master Caution
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Next
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Introducing the Next-AT Aviation Training app, designed to support technical personnel involved in the maintenance of aircraft and helicopters with regards to their training needs to achieve or extend their EASA Part-66 and/or GCAA CAR 66 Aircraft Maintenance License (AML). This app is your one-stop app for managing your certification process according to Part-66/ CAR 66 syllabus. With our user-friendly interface, students can: - easily book examination sessions and courses - access training materials like manuals and notes - have a personal training schedule always available - access examination results - download training certificates in pdf format - get a copy of invoices - be informed about new training or examination sessions and much more. Overall, the Next-AT Aviation Training app is designed to make your training management seamless and efficient. Download it today to start managing your personal profile and boost your aviation career!
737 Master Caution
This app provides a comprehensive reference for over 200 warning lights and messages across B737 Classic, NG, and MAX aircraft families. It includes tools for abbreviations, FMC messages, circuit breakers, and electrical buses, aiding pilot training and aviation enthusiasts.
- References over 200 B737 warning lights and messages
- Filter by aircraft family (Classic, NG, MAX)
- Full text search for specific lights
- Personal notes and bookmarking
- Reference tools for abbreviations, FMC messages, circuit breakers, and electrical buses
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This app references more than 200 warning lights and messages of the B737 Classic, NG and MAX families. You are a pilot preparing your initial 737 type rating training, or an aviation enthusiast, or a flight simulator fan. You should enjoy this app. - Warning lights are grouped by FCOM chapters. - You may filter warning lights by airplane family / generation (Classic, NG or MAX). - Full text search to find a specific light. - Add your personal notes for each light and use the app as a notebook. - Place a bookmark to specific warning lights. You will also find 4 other tools, as reference : - A complete list of abbreviations with more than 400 definitions. - Full explanation of more than 100 FMC messages. - Position of more than 500 circuit breakers, sorted by ATA codes or by panels. - List of all electrical buses and more than 500 associated services. A great tool during your initial type rating training or during a refresher later. For training purposes ONLY. Do not use in-flight. Should you spot any error or have any suggestion, feel free to contact : support@babdreams.com Enjoy.
Screenshots
Verdict
The clearest difference is update cadence: Next at every 3 weeks against 737 Master Caution's every 3 months. 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. Neither carries in-app purchases, so what you see is what you pay.
Next ships an update every 3 weeks, 737 Master Caution every 3 months. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.
| Parameter | Next | 737 Master Caution |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.4 (7 ratings) — better |
| Number of ratings | — | 7 — better |
| Update frequency | Every 3 weeks — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 55 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Next-AT SA | Studio BabDreams |
In-app purchases
Next
No in-app purchases
737 Master Caution
No in-app purchases
Questions
Is Next free?
Is 737 Master Caution free?
Do Next or 737 Master Caution have ads?
Which is updated more often, Next or 737 Master Caution?
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