# B737 Checklist vs X

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.

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.

## The numbers

| Metric | B737 Checklist | X |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [4.4 (9 ratings)](https://appshunter.io/ios/app/b737-checklist/id988863379/reviews) | **[4.8 (4 ratings)](https://appshunter.io/ios/app/x-plane-map/id1577984625/reviews)** |
| Number of ratings | **9** | 4 |
| Positive reviews | 78.6% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 5 weeks** |
| Monetization | Paid | **Free** |
| Size | 1 MB | 5 MB |
| Requires iOS | 18.2 | **18.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Lukasz Musial](https://appshunter.io/developer/670046692) | [Xavier Ramos Oliver](https://appshunter.io/developer/1561637136) |

## What reviewers say

### B737 Checklist

[App page](https://appshunter.io/ios/app/b737-checklist/id988863379)

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.

**Highlights:** B737 standard operating checklists, Intuitive user interface, Tap to complete checklist items, Progress auto-save, Dark mode support, Optimized for iPhone & iPad

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### X

[App page](https://appshunter.io/ios/app/x-plane-map/id1577984625)

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.

**Highlights:** Real-time flight data display, Connects to X-Plane 11/12, View speeds and altitudes, Download Simbrief flight plans, Automatic network discovery

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is B737 Checklist free?

B737 Checklist costs $0.99, with no in-app purchases.

### Is X free?

X is free to download, with no in-app purchases.

### Which has better reviews, B737 Checklist or X?

X is rated higher. B737 Checklist averages 4.4 out of 5 from 9 ratings, while X averages 4.8 from 4 ratings.

### Do B737 Checklist or X have ads?

Neither B737 Checklist nor X shows ads.

### Which is updated more often, B737 Checklist or X?

B737 Checklist ships an update every 5 months, and X every 5 weeks. Most recently, B737 Checklist was updated on November 1, 2026 and X on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*