Trainer Fish: Chess Trainer

Trainer Fish — Serious Chess Training in One App



Trainer Fish helps players improve through tactics, calculation, endgames, practical play, and game review. Train with a massive offline puzzle database, challenge Trainer Fish, record games, and watch live chess through Chess TV.



New in Trainer Fish 5.1



• Chess TV with live Lichess top games

• Live tournament broadcasts

• Engine analysis and FAN notation

• Favorite-player live alerts

• Persistent broadcast selections during the app session

• Automatic Chess TV stream recovery

• Keep-screen-awake option

• Faster tactics cycle loading

• Improved branded puzzle-sharing posters

• Bug fixes and interface improvements



Train Tactics Seriously



Trainer Fish includes more than 2 million rated tactics puzzles covering ratings from 1200 to 3500. Train by difficulty, tactical theme, or mixed sets while building pattern recognition and calculation skill.



Woodpecker-Style Training Cycles



Create a tactics cycle, solve through it, and continue where you left off. Repeated exposure helps turn tactical ideas into instinct.



Endgame Training



Practice essential endgames, tactical endings, and studies. Improve calculation, technique, and practical decision-making in critical positions.



Beat the Fish



Play against Trainer Fish personalities of different strengths. Use custom positions, record games, save them, and review your play afterward.



Game Recorder



Record your own games move by move, including move times, then save them for later study and analysis.



Chess TV



Watch live Lichess top games and tournament broadcasts inside Trainer Fish. Follow the board, clocks, moves, and engine evaluation while games are in progress.



Choose multiple broadcast boards and switch between them easily. Your selected games remain available during the app session, even after leaving Chess TV to solve puzzles. Follow favorite players and receive an alert when one of them appears in a live broadcast.



Customization



Choose from multiple boards, piece sets, pane colors, and interface themes for comfortable training during the day or at night.



Puzzle Sharing



Share a branded puzzle poster showing the position, theme, rating, and your result. Invite friends to download Trainer Fish and start solving fun puzzles too.



Training Reminders



Daily reminders help you maintain a consistent chess-training habit, even when you only have a few minutes available.



No Ads and No Subscription



Trainer Fish remains free to use without advertising or recurring subscription fees. An optional lifetime Pro unlock is available for users who wish to support continued development.



Download Trainer Fish and start solving fun puzzles today.



Trainer Fish: train, solve, review, play, and improve.

Recent changes:
Added Chess TV with live Lichess top games
Added live tournament broadcast viewing
Added FAN notation support in Chess TV
Added engine-assisted live game viewing
Added favorite-player live alerts
Added keep-screen-awake option for Chess TV
Broadcast selections now persist during the app session
Faster tactics loading for new and continued cycles
Improved puzzle sharing posters with stronger branding
Added Google Play branding to puzzle posters
Various bug fixes and UI improvements