| Software | Type | Strength (Elo) | Features | Free? | |----------|------|----------------|----------|-------| | (via any GUI) | Engine only | ~3550 | Neural net, multi-variation, infinite analysis | Yes (open source) | | Lc0 (Leela Chess Zero) | Engine only | ~3500 | Pure neural net, GPU acceleration | Yes (open source) | | Arena Chess GUI + Stockfish | GUI + engine | 3550 | Database, tournaments, engine matches | Yes | | Scid vs. PC | GUI + database | N/A | Opening explorer, engine integration, tactics | Yes | | Chess.com Analysis Board | Web-based | Stockfish 16 | Cloud-based, position explorer | Free tier | | Lichess.org Analysis Board | Web-based | Stockfish 16 | Unlimited cloud analysis, opening book, endgame tablebases | Yes (completely free) |
For those considering the full version , it includes specialized training tools not available in the free reader: chessbase fritz 18 free download