Chess Jester vs Chess Lab
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Chess Jester
Engage in serious chess matches with a humorous twist. Features a witty AI commentator, multiple difficulty levels, and both local and online multiplayer options. Customize your game's appearance and share your matches.
- Hilarious AI commentary
- Play against powerful AI
- Local and online multiplayer
- Game import and export (PGN/FEN)
- Real-time browser monitoring
- External display support
- Full customization options
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Chess Jester (Chester) - Serious chess. Silly commentary. Stunning design. Step into the royal court of chess with Chess Jester, a beautifully crafted chess app for iPhone and iPad that mixes serious gameplay with a touch of humor. Whether you're a casual player, a chess enthusiast, or just someone looking to hear a jester mock your moves, Chester delivers a fun and engaging experience. Privacy First: - No data collection, No Tracking, No Accounts, No Ads Features: Hilarious AI Commentary: - Turn your chess games into a comedy act with funny, context-aware narration from Chester the Jester. The commentary can be toggled on or off at any time. Play vs. Powerful AI: - Challenge a robust chess engine with multiple difficulty levels. Whether you're learning the ropes or looking for a tough opponent, Chester adjusts to your skill level. Local Multiplayer (Same Device): - Play over the board with a friend right on your iPhone or iPad, no need for a physical board. Online Multiplayer: - Play online with a friend or a random opponent. Join a game instantly or host one with a unique code. * Hosting requires a one-time in-app purchase. Game Import & Export: - Load a game using a PGN or FEN string, and export completed games in PGN format to share or analyze later. Real-Time Game Monitoring in a Browser: - Spectators can watch your games live in any browser, perfect for events, parties, or classrooms. * Requires a one-time in-app purchase. External Display Support: - Mirror the game on a TV or projector using AirPlay or an HDMI dongle. Perfect for live viewing or teaching sessions. Full Customization: - Change the look and feel of your game with customizable board themes, piece styles, and background options. Supports both light and dark mode. - Choose your color (play as white or black), and fine-tune your experience with adjustable sound, haptic feedback, and AI commentary settings. Chester blends powerful gameplay with a unique personality. It’s elegant when it needs to be, silly when you want it to be, and always ready for a good match. Whether you're learning, competing, or just having fun, Chester makes every move memorable. Terms of Use: - https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: - https://chester.justshare.me/privacy.html
Chess Lab
Engage in chess matches with a powerful AI engine and a user-friendly interface. Offers various game modes including online multiplayer, local play, and AI training. Analyze your games with detailed insights and replay past matches.
- Arasan AI engine for analysis
- Online multiplayer and web invite play
- Offline CPU battles with adjustable strength
- Real-time evaluation and game replays
- Interactive history and PGN import
- 2.5D and 2D board views
- Assistive move highlights
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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
Verdict
The clearest difference is review sentiment: Chess Jester at 100% against Chess Lab's 33%. Chess Jester also leads on ads (none vs shown). Chess Lab's advantage is update cadence (every 5 days vs every 3 months). On price, in-app purchases, monetization model 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
Both are free to download. Chess Jester sells 2 one-off in-app purchases and Chess Lab sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Chess Jester ships an update every 3 months, Chess Lab every 5 days. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.
| Parameter | Chess Jester | Chess Lab |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews — better | 33.3% of reviews |
| Number of ratings | 3 — better | — |
| Update frequency | Every 3 months | Every 5 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 87 MB | 61 MB |
| Age rating | 4+ | 4+ |
| Developer | Erfan Reed | koji ozono |
Customer experience
Chess Jester
Chess Lab
In-app purchases
Chess Jester
- Online Game Play$0.99
- Monitor Game on Web$0.99
Chess Lab
- Chess Lab Pro$1.99









