B737 Checklist vs X
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
B737 Checklist
This app provides digital checklists for the Boeing 737 aircraft, ideal for flight simulator enthusiasts. It features an intuitive interface with progress saving and dark mode support. Designed for entertainment, it simulates standard operating procedures.
- B737 standard operating checklists
- Intuitive user interface
- Tap to complete checklist items
- Progress auto-save
- Dark mode support
- Optimized for iPhone & iPad
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The B737 Checklist app brings paperless checklists straight to your palm. Checklists are complete for generic standard operations of an B737 series aircraft. This app is ideally suited for pilots flying on Flight Simulators at home, especially for Flight Simulator add-ons such as PMDG B737. Features: * B737 standard operating checklists * Very easy and intuitive user interface * You can tap anywhere on checklist items to complete them * Checklist items now turn green as they are checked as complete * When a checklist is complete a new checklist complete checkmark and confirmation message appear to confirm that all items have been completed * Progress Auto-Save – Saves checklist progress automatically, even if the app is closed * Reset Checklists – Reset individual checklists or all checklists at once * Dark Mode Support – Adapts seamlessly to iOS light/dark mode * A completely new design optimised for iPhones & iPads *** This app is for entertainment purposes only! We are not affiliated with Boeing or any airline ***
X
This app displays your X-Plane simulator flight data on a map in real-time. Connect your device to the same network to view speeds, altitudes, and flight plans from Simbrief.
- Real-time flight data display
- Connects to X-Plane 11/12
- View speeds and altitudes
- Download Simbrief flight plans
- Automatic network discovery
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iPhone and iPad app to run in parallel with your X-Plane simulator (it supports both X-Plane 11 and X-Plane 12). Make sure your device is connected to the same network as the machine where X-Plane is running and the app will automatically find it and will link to it. Once linked, your flight data will start arriving to the app and therefore displayed in the map. On the Menu you can see flight information like your speeds and altitudes. You can also connect and download your current flight plan from Simbrief to get some extra flight information like arrival, destination, flight time, distance traveled, etc. Enjoy!
Screenshots
Verdict
The clearest difference is price: X at Free against B737 Checklist's $0.99. X also leads on rating (4.8 vs 4.4) and review sentiment (100% vs 79%). On ratings volume, 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
X is free to download; B737 Checklist costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
X holds the better App Store score, 4.8 against 4.4. Both are backed by a comparable volume of ratings — 9 and 4 respectively. Written reviews point the same way: 79% of B737 Checklist's written reviews are positive against 100% of X's.
B737 Checklist ships an update every 5 months, X every 5 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.
| Parameter | B737 Checklist | X |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 4.4 (9 ratings) | 4.8 (4 ratings) — better |
| Positive reviews | 78.6% of reviews | 100.0% of reviews — better |
| Number of ratings | 9 — better | 4 |
| Update frequency | Every 5 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.2 | 18.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Lukasz Musial | Xavier Ramos Oliver |
Customer experience
B737 Checklist
X
In-app purchases
B737 Checklist
No in-app purchases
X
No in-app purchases









