Betafish.js

What is Betafish.js?

Betafish.js is a web-based chess AI tool that allows users to play against a computer opponent. It's an open-source project written in JavaScript, designed to challenge players of various skill levels with its advanced move-finding capabilities.

Top Features:

• Customizable thinking time: users can set the AI's thinking time to 1, 3, 5, or 10 seconds.
• FEN position support: allows players to set up specific board positions for analysis or practice.
• Interactive chessboard: provides a user-friendly interface for moving pieces and playing games.
• Move history: enables players to take back moves and review game progress.

Pros and Cons

Pros:

• Free to use: accessible to anyone with an internet connection and a web browser.
• No installation required: runs directly in the browser, making it convenient for quick games.
• Adjustable difficulty: suitable for players of different skill levels through thinking time adjustment.

Cons:

• Limited features: lacks advanced analysis tools found in professional chess engines.
• No offline mode: requires an internet connection to function, limiting portability.
• Basic interface: may not appeal to users looking for a more polished visual experience.

Use Cases:

• Chess practice: players can improve their skills by challenging the AI at various levels.
• Position analysis: users can set up specific board positions to study different scenarios.
• Quick games: ideal for players looking for a quick chess match during breaks.

Who Can Use Betafish.js?

• Chess enthusiasts: players of all levels looking to practice and improve their game.
• Casual players: those who enjoy occasional chess games without needing professional-level tools.
• Web developers: programmers interested in integrating a chess AI into their projects.

Pricing:

• Free: Betafish.js is completely free to use with no hidden costs or premium features.

Our Review Rating Score:

• Functionality and Features: 3.5/5
• User Experience (UX): 3/5
• Performance and Reliability: 4/5
• Scalability and Integration: 3/5
• Security and Privacy: 4/5
• Cost-Effectiveness and Pricing Structure: 5/5
• Customer Support and Community: 2/5
• Innovation and Future Proofing: 3/5
• Data Management and Portability: 3/5
• Customization and Flexibility: 3/5
• Overall Rating: 3.5/5

Final Verdict:

Betafish.js is a solid choice for chess enthusiasts seeking a free, web-based opponent. While it lacks advanced features, its accessibility and adjustable difficulty make it valuable for casual players and those looking to improve their skills.

FAQs:

1) How strong is the Betafish.js chess engine?

Betafish.js is estimated to have an Elo rating of 1800-2000, depending on the thinking time allowed. It can beat Stockfish Level 6 on Lichess.

2) Can I play against Betafish.js on my mobile device?

Yes, you can play against Betafish.js on any device with a web browser and internet connection, including smartphones and tablets.

3) Does Betafish.js require an account to play?

No, Betafish.js doesn't require an account. You can start playing immediately by visiting the website.

4) Can I analyze my games with Betafish.js?

While Betafish.js doesn't have a dedicated analysis feature, you can use the 'Take Back' function to review moves and experiment with different positions.

5) Is Betafish.js suitable for beginners?

Yes, Betafish.js is suitable for beginners. By adjusting the AI's thinking time, you can set an appropriate difficulty level for your skill.