Overview
Open the extension on the top-right to open the popup and play against Stockfish at a chosen Elo.
⚠️ Do not use this extension to cheat. Use it for practice, fun, and quick chess breaks. ♟️ Play against Stockfish directly on top of whatever you are working on. No new tabs. No switching windows. Just open the board and start playing. Perfect for short thinking breaks during the day. ✨ Features 🧠 Play instantly against Stockfish 🪟 Overlay board that appears on top of any webpage ⚡ Start a game in seconds 🧩 Lightweight and distraction free ⏱️ Great for quick chess breaks while working Whether you are waiting for code to compile, reading an article, or just need a quick mental challenge, open the board and make your move. ♜ Your browser. Your position. Your next move.
Details
- Version1.0.0
- UpdatedMarch 31, 2026
- FeaturesOffers in-app purchases
- Offered byextensiae
- Size6.42MiB
- LanguagesEnglish
- Developer
Email
extensiae@gmail.com - Non-traderThis developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.
Privacy
This developer declares that your data is
- Not being sold to third parties, outside of the approved use cases
- Not being used or transferred for purposes that are unrelated to the item's core functionality
- Not being used or transferred to determine creditworthiness or for lending purposes
