Comparison

Chess 3D Pro Trainer vs Chess Lab

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

Head to head
About

Chess 3D Pro Trainer

Features
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Train your logic and strategic skills with one of of the most popular board games worldwide and play a cool 3D version of chess! Challenge a friend on the same device or play against the computer. You can select one of 7 difficulties which matches your abilities best. Can you improve your skills and become a true Grandmaster?

About

Chess Lab

Analyze chess games with a powerful AI engine, practice against 30 difficulty levels, or watch live top-tier matches. Save and replay games, import PGNs, and customize your board view for a premium experience.

Highlights
  • AI-powered game analysis
  • 30 difficulty levels for CPU play
  • Local 2-player mode
  • Lichess spectating with channel selection
  • Save and replay games
  • PGN import
  • Customizable 2D/2.5D board views
Features
Read full description

Open the app and your last channel is right there. Catch world-class games in your spare moments, save the ones that catch your eye, and analyze them. Chess Lab: Arasan Engine brings a world-class chess engine and Lichess spectating together in one beautifully intuitive app. ▪ Play instantly with Web Invite ・No downloads or accounts needed for your opponent. ・Just send an invite link and they can join right from their phone or PC browser. ▪ Plenty of play modes ・Web Invite: quick private matches via URL. ・Offline vs CPU: play the powerful Arasan engine with 30 difficulty levels to practice at your pace. ・Local 2-player: face off on a single device. ▪ World chess on your phone. Lichess spectating ・Watch top-level games right in the app, just like watching TV or manga on your phone. ・Channel selection (Top Rated / Bullet / Blitz / Rapid / Classical), thumbnail/list views, and display counts (10/20/30). ・See the board, moves, clocks, playback controls, and end reason. Step back to revisit any move. ・Your last tab and channel reopen automatically, so the world's games are always moments away. ・Save games that catch your eye to History and turn them into your own study material. ▪ Rich analysis and replay ・Powered by Arasan: a robust UCI engine that computes accurate evaluations and best moves. ・Engine analysis: real-time eval bar and position graph during play. Recalculate saved games with Analyze Position and save the graph too. ・Interactive history: step through, fast-forward, or jump to any position. ・Visual insights: big evaluation swings (blunders) are highlighted automatically. Long thinks are color-coded (red/yellow) so you can see time management. ・PGN import: bring in external game data (PGN). ▪ A premium board experience ・2.5D & 2D views: switch between an immersive tilted 2.5D perspective and a classic 2D board. ・Piece design: choose between text pieces and detailed image pieces. ・Full promotion support: pick queen, rook, bishop, or knight precisely when promoting. ・Pause & resume: unfinished games are saved automatically and can be resumed later. ▪ A refreshed menu and settings ・The bottom menu now has three tabs: Match / History / Lichess. The header changes with the tab. ・Your selected tab is saved, so the same tab opens next time.

Screenshots

Chess 3D Pro Trainer4 screens
Chess Lab4 screens

Verdict

The call

The clearest difference is in-app purchases: Chess 3D Pro Trainer at none against Chess Lab's 1. Chess 3D Pro Trainer also leads on iOS requirement (13.0 vs 17.6). On price, update cadence, 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

Both are free to download. Chess Lab sells 1 one-off in-app purchase. Chess 3D Pro Trainer asks for nothing beyond the download.

UpkeepUpdate frequency

Chess 3D Pro Trainer ships an update every 5 days, Chess Lab every 6 days. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 6 level
Chess 3D Pro Trainer versus Chess Lab: the parameters behind the verdict, then further details
ParameterChess 3D Pro TrainerChess Lab
PriceFreeFree
Positive reviews—33.3% of reviews
Update frequencyEvery 5 days — betterEvery 6 days
AdsYesYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better17.6
Further details — not scored
Size43 MB61 MB
Age rating4+4+
Developerfamobikoji ozono

In-app purchases

None

Chess 3D Pro Trainer

No in-app purchases

1 purchases

Chess Lab

One-time1
  • Chess Lab Pro$0.99

Questions

Is Chess 3D Pro Trainer free?
Chess 3D Pro Trainer is free to download, with no in-app purchases.
Is Chess Lab free?
Chess Lab is free to download, with in-app purchases available.
Do Chess 3D Pro Trainer or Chess Lab have ads?
Both Chess 3D Pro Trainer and Chess Lab show ads.
Which is updated more often, Chess 3D Pro Trainer or Chess Lab?
Chess 3D Pro Trainer ships an update every 5 days, and Chess Lab every 6 days. Most recently, Chess 3D Pro Trainer was updated on October 25, 2026 and Chess Lab on October 31, 2026.

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