iChessOne vs Openings Mastermind
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
iChessOne
Experience traditional chess with a smart electronic board. Play online, train with AI, analyze games, and customize your experience with interactive LEDs. It connects the feel of physical pieces with the convenience of modern software for an enhanced chess ecosystem.
- Play online on a real chessboard
- Offline play and Stockfish training
- Game analysis and PGN export
- Interactive LED support
- Advanced personalization settings
- Board management and firmware updates
- Reliable wireless Bluetooth connection
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iChessOne is the official app for the foldable electronic chessboard designed for natural play on a real board. Built by chess players for chess players, the iChessOne app combines the feel of traditional over-the-board chess with the convenience of modern software. It unlocks the full potential of the iChessOne board, allowing you to play online, train with Stockfish, analyze your games, manage your board, and customize your playing experience. Whether you want to play at home, train on the go, or enjoy online chess on a real wooden board, iChessOne gives you one connected ecosystem for playing, learning, and improving. Key Features 1. Play online on a real chessboard Connect your iChessOne board and play on popular platforms such as Lichess and Chess.com while keeping the natural feel of physical pieces. The board recognizes individual pieces and their positions in real time, so you can focus on the game instead of the screen. 2. Offline play and training with Stockfish Play against the built-in Stockfish engine with multiple difficulty levels, or use the full strength of the engine for analysis. You can also play local games 1v1 on the same board, making iChessOne suitable for both training and casual play. 3. Game analysis, history, and PGN export Review your games, analyze positions, and improve your chess skills over time. Games can be saved, revisited later, and exported in PGN format for further analysis or sharing. 4. Interactive LED support The iChessOne board uses multicolor LED indicators to highlight moves, show your opponent’s actions, and support gameplay. The app lets you customize LED colors, brightness, and effects to match your preferences. 5. Advanced personalization Adjust key gameplay and board settings to fit your style. Customize move detection, premoves, LED behavior, and other options to create the experience that works best for you. 6. Board management and firmware updates Use the app to monitor battery status, manage your board, and install firmware updates that bring improvements and new features over time. 7. Reliable wireless connection The app communicates with the board via Bluetooth Low Energy, providing stable and efficient wireless connectivity designed for everyday play. 8. More than a companion app iChessOne is not just a controller for the board - it is the central place where traditional chess meets online play, analysis, training, and regular feature updates. With iChessOne, you can enjoy the authenticity of a real chessboard together with the flexibility of modern chess software - at home, during training, or while playing online.
Openings Mastermind
Master chess openings with this app. Import studies, explore with advanced engines, and practice specific lines through repetition. Track your progress and improve your game.
- Import Lichess Studies or PGNs
- Explore openings with Stockfish 15
- Practice openings by repetition
- Smart practice queue
- Track learning progress
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Get ready to take your chess game to the next level with Openings Mastermind, the ultimate chess opening app! Some of the features include: - Import Lichess Studies or custom PGNs - Explore openings with Stockfish 17 and the Lichess position database - Practice openings by repetition against your own custom openings database - Take advantage of the smart practice queue and improve your learning - Observe your learning progress in different openings With our app, you can take your opening game to the next level by practicing against the specific lines you want to master. Whether you're a beginner or an experienced player, our app is the perfect tool to help you improve your opening moves and become a better chess player. Planned Features: - Continue against engine, after study line ends - Analysis of your games from Lichess and Chess.com compared to your openings database
Screenshots
Verdict
The clearest difference is review sentiment: iChessOne at 100% against Openings Mastermind's 50%. iChessOne also leads on iOS requirement (15.0 vs 18.6). Openings Mastermind's advantage is rating (4.3 vs 4.0) and update cadence (fortnightly vs every 6 weeks). On price, ads, in-app purchases and monetization model 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.
Openings Mastermind holds the better App Store score, 4.3 against 4.0. Both are backed by a comparable volume of ratings — 2 and 6 respectively. Written reviews complicate that: 100% of iChessOne's written reviews are positive against 50% of Openings Mastermind's, so the app with the better star average is not the one people write more warmly about.
iChessOne ships an update every 6 weeks, Openings Mastermind fortnightly. The most recent releases landed on June 1, 2026 and September 19, 2026 respectively.
| Parameter | iChessOne | Openings Mastermind |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (2 ratings) | 4.3 (6 ratings) — better |
| Positive reviews | 100.0% of reviews — better | 50.0% of reviews |
| Number of ratings | 2 | 6 — better |
| Update frequency | Every 6 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 86 MB | 88 MB |
| Age rating | 12+ | 4+ |
| Developer | Janusz Lisowski | Christian Heise |
Customer experience
iChessOne
Openings Mastermind
In-app purchases
iChessOne
No in-app purchases
Openings Mastermind
No in-app purchases
Questions
Is iChessOne free?
Is Openings Mastermind free?
Which has better reviews, iChessOne or Openings Mastermind?
Do iChessOne or Openings Mastermind have ads?
Which is updated more often, iChessOne or Openings Mastermind?
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