Comparison

X vs Chess Clock Deluxe

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

X

Experience realistic flight with a detailed physics engine and interactive 3D cockpits. Explore thousands of airports and engage in various missions. It's designed for aspiring pilots and aviation enthusiasts.

Highlights
  • Realistic flight physics engine
  • Interactive 3D cockpits
  • Detailed terrain and 3D airports
  • Full startup procedures
  • Emergency scenarios and combat missions
  • Massive multiplayer mode
Features
Read full description

The most realistic aircraft. The world at your fingertips. It’s not a game, it’s a flight simulator. ▶ "Highly recommended." — Mel Martin, Engadget ◀ ▶ Featured by Apple in "Best New Games" ◀ ▶ Over 1 million downloads! ◀ Come experience why real pilots fly X-Plane. It starts with the flight model—the same flight model used in our FAA-certified desktop simulator—that’s complete enough to model the flex in your wings & the tilt in your landing gear. Add to that our desktop-quality aircraft with multiple liveries and interactive 3-D cockpits—so detailed you can do a full startup procedure using the hundreds of buttons, knobs, & switches in the cockpit. With working gauges, flight displays, & more, these cockpits are as realistic as those in our full desktop sim. But aircraft are no good without a place to fly them. That's why each of our 5 ▸free◂ regions features detailed terrain, lifelike city buildings, & 3D airports—complete with terminal buildings, jetways, hangars, & more. Want more? Subscribe to unlock global scenery, and get access to over 37,000 airports, with more than 11,500 airports featuring 3D terminals, hangars, & more. ▶ FEATURES √ 9 ▸free◂ tutorials, teaching the basics of takeoffs & landings, traffic patterns, helicopters, & more √ Massive multiplayer with thousands of other pilots and controllers in a single shared world (Professional subscribers only; non-subscribers can get free trial flights for a limited time) √ Fully interactive cockpits on many aircraft, wired to real systems models, with working gauges, displays, buttons, & switches √ Full startup procedures supported on many aircraft (optionally start any aircraft from cold & dark) √ More than 50 systems modeled, each of which can be failed on command √ Emergency scenarios √ Combat missions ▶ AIRCRAFT The app includes 2 aircraft (plus 5 scenery regions) for free. In addition, the following aircraft are available as in-app purchases: • ▸Free!◂ Cessna 172SP w/ 4 liveries • ▸Free!◂ Cirrus Vision SF50 w/ 5 liveries • Cirrus SR22 w/ 3 liveries • Cessna Citation X w/ 3 liveries • Airbus A320 Airliner w/ 3 liveries • Airbus A330-300 Airliner w/ 3 liveries • Boeing B737-800 Airliner w/ 3 liveries • Boeing B777-200ER Airliner w/ 3 liveries • Boeing B747-400 Jumbo Jet w/ 3 liveries • Bombardier CRJ200 Regional Jet w/ 3 liveries • Douglas DC-3 Airliner w/ 3 liveries • McDonnell Douglas MD-80 w/ 3 liveries • A-10 Thunderbolt II (“Warthog”) Fighter • F-22 Raptor Fighter • F-4 Phantom II Fighter • Beechcraft Baron B58 • Beechcraft King Air C90B • Piper PA-18 Super Cub • Piaggio P.180 Avanti • Sikorsky S76 Helicopter ▶ SCENERY 5 scenery regions are ▸free◂ for everyone! • Oahu, Hawaii • Grand Canyon • Seattle/Tacoma, Washington • Juneau, Alaska • Innsbruck, Austria Global scenery is available by purchasing a monthly or yearly subscription. ▶ MULTIPLAYER Join tens of thousands of pilots and controllers in a single, shared world! Take part in the Fly-In of the Day to meet up with hundreds of other pilots, or explore the MMO world for spontaneous encounters with fellow aviators. X-Plane Mobile's massive multiplayer experience continues to grow, with ongoing updates bringing new features, refinements, and improvements to make flying together even better. Terms of Service available at: https://www.x-plane.com/x-plane-mobile-terms-of-service/ Download X-Plane now to experience aviation like never before.

About

Chess Clock Deluxe

Features
Read full description

Chess Clock Deluxe mimics the function of a traditional chess clock and includes some special features. The app provides two separate timer functions. When one timer is started the other timer is stopped. Tap the gear icon to activate the timer settings. A standard chess match is 30 minutes, but any time can be set using the up and down arrows. Speech and sound can be controlled by tapping these icons. Tap the pause/run icon to pause or restart the clock function.

Screenshots

X4 screens
Chess Clock Deluxe3 screens

Verdict

The call

The clearest difference is price: X at Free against Chess Clock Deluxe's $0.99. X also leads on update cadence (every 6 days vs every 22 months). Chess Clock Deluxe's advantage is in-app purchases (none vs 10) and iOS requirement (13.2 vs 16.0). 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

CostPrice · In-app purchases · Ads · Monetization

X is free to download; Chess Clock Deluxe costs $0.99 up front. X sells 10 in-app purchases, starting at $4.99 per month. Chess Clock Deluxe asks for nothing beyond the download.

UpkeepUpdate frequency

X ships an update every 6 days, Chess Clock Deluxe every 22 months. The most recent releases landed on November 11, 2026 and November 7, 2026 respectively.

Scorecard4 real differences · 6 level
X versus Chess Clock Deluxe: the parameters behind the verdict, then further details
ParameterXChess Clock Deluxe
PriceFree — better$0.99
Rating4.0 (25K ratings) — better—
Positive reviews58.0% of reviews—
Number of ratings25K — better—
Update frequencyEvery 6 days — betterEvery 22 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.013.2 — better
Further details — not scored
Size1.0 GB8 MB
Age rating9+4+
DeveloperLaminar ResearchVentura Educational Systems

Bugs and requests

X

Reported bugs

3 issues
  • Altitude hold issues in the MD-80
  • Inconsistent cockpit quality across different planes
  • Unexpected plane behavior during takeoff and landing

Requested features

5 requests
  • More free planes, especially commercial airliners
  • Larger free flight area and more airports
  • Improved autopilot and flight planning features
  • Addition of ground services like pushback and jetways
  • More realistic weather, lighting, and environmental effects

Chess Clock Deluxe

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

X

Subscriptions2
  • X-Plane Mobile Basic$4.991 Month
  • X-Plane Mobile Professional$5.991 Month
One-time8
  • Piper SuperCub$0.99
  • Baron B58$1.99
  • Sikorsky S76$2.99
Show 5 more
  • Airbus A320$4.99
  • F-22 Raptor$4.99
  • Boeing 777-200ER$4.99
  • Boeing 747-400$4.99
  • Boeing B737-800$4.99
None

Chess Clock Deluxe

No in-app purchases

Questions

Is X free?
X is free to download, with in-app purchases available.
Is Chess Clock Deluxe free?
Chess Clock Deluxe costs $0.99, with no in-app purchases.
Do X or Chess Clock Deluxe have ads?
Neither X nor Chess Clock Deluxe shows ads.
Which is updated more often, X or Chess Clock Deluxe?
X ships an update every 6 days, and Chess Clock Deluxe every 22 months. Most recently, X was updated on November 11, 2026 and Chess Clock Deluxe on November 7, 2026.

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