PC vs X
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PC
This tool assists pilots in verifying weight and balance and calculating aircraft performance for various Pilatus PC-12 models. It includes a crosswind calculator and is intended for plausibility checks.
- Weight and balance verification
- Takeoff, climb, cruise, landing performance calculation
- Supports multiple PC-12 aircraft variants
- Crosswind calculator
- Plausibility checks for aircraft data
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The PC-12 Weight & Balance and Performance Calculator (PC-12 Calculator) is a pilot support tool designed to assist in verifying weight and balance, as well as calculating takeoff, climb, cruise, and landing performance for the Pilatus PC-12. It supports the following aircraft variants: PC-12/41, PC-12/45, PC-12/47, PC-12/47E (NG and NGX), and PC-12/47G. The app shall only be used after confirming that the specific aircraft configuration matches the selected version within the PC-12 Calculator. The app also includes a crosswind calculator. This tool is intended solely for plausibility checks of aircraft data. Use of the PC-12 Calculator is at the sole responsibility of the pilot or operator.
X
This utility helps pilots calculate wind speed limits based on crosswind and tailwind conditions. It provides essential data for flight planning and safety.
- Crosswind calculation
- Tailwind calculation
- Wind speed limit determination
- Flight planning aid
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Calculate the wind speed limit based on the selected Crosswind, Tailwind Limit.
Screenshots
Verdict
The clearest difference is rating: PC at 3.0 against X's 1.8. PC also leads on review sentiment (19% vs 0%). X's advantage is update cadence (every 3 weeks vs every 5 months) and iOS requirement (10.0 vs 16.0). On price, ratings volume, ads and in-app purchases 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.
PC holds the better App Store score, 3.0 against 1.8. Both are backed by a comparable volume of ratings — 2 and 4 respectively. Written reviews point the same way: 19% of PC's written reviews are positive against 0% of X's.
PC ships an update every 5 months, X every 3 weeks. The most recent releases landed on October 16, 2026 and October 24, 2026 respectively.
| Parameter | PC | X |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) — better | 1.8 (4 ratings) |
| Positive reviews | 18.5% of reviews — better | 0.0% of reviews |
| Number of ratings | 2 | 4 — better |
| Update frequency | Every 5 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 10.0 — better |
| Further details — not scored | ||
| Size | 15 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | Pilatus Aircraft Ltd. | Hiroyuki Nishijima |
Customer experience
PC
X
In-app purchases
PC
No in-app purchases
X
No in-app purchases
