Alternatives to CT-ART 6.0
The classic tactics trainer, now multi-platform. If that's not for you — or you want to try something different — here are apps that overlap on features and use cases.

Chess King Learn
Chess King (Convekta)
Huge Convekta course catalog in one app.
Free
4.8Web · iOS · Android
C
Chess.com
Chess.com, LLC
The default home of online chess.
Free · from $6.99/mo
4.5Web · iOS · Android
A
Aimchess
Aimchess (Chess.com group)
AI that finds your chess weaknesses and drills them.
Free · from $4.99/mo
4.4Web · iOS · Android
C
Chess Tempo
Chess Tempo
The serious puzzle grinder's tool.
Free · from $3.50/mo
4.6Web · iOS · Android
L
Lichess
Lichess (non-profit)
Free, open-source chess. Forever.
Free
4.8Web · iOS · Android
F
Forward Chess
Forward Chess, LLC
Interactive chess ebook reader with embedded engine.
Free
4.8Web · iOS · Android
C
Chessable
Chessable (Chess.com)
MoveTrainer + spaced repetition for openings and tactics.
Free · from $9.99/mo
4.5Web · iOS · Android
M
Magnus Trainer
Chess.com (ex-Play Magnus)
Gamified learning with lessons featuring Magnus Carlsen.
Free · from $7.99/mo
4.4iOS · Android · Web