Chess Opener Lite 4+

Chess opening trainer

Stanislav Basovnik

Designed for iPad

    • 4.3 • 16 Ratings
    • Free



Chess Opener, the ultimate chess opening trainer, helps to explore new openings, build your repertoire and train the opening variations.

- Chess opening tree with game statistics
- The Encyclopedia of Chess Openings (ECO)
- Compare ECO and opening tree moves side by side in any position
- Export chess openings in PGN format
- Build your own opening repertoire
- Add or edit comments on moves
- Automatically classify any sequence of moves using the ECO system
- Chess opening explorer highlights moves already in your repertoire
- Chess database includes all transpositions
- Interactive trainer to memorize your chess openings and variations
- Train multiple variations at once against random opponent moves from your repertoire
- Set up a starting position for training
- Track your training progress
- Customize chessboard colors and chess pieces
- Supports dark mode
- Works completely offline

Search in the Encyclopedia of Chess Openings or browse the chess opening tree. Swipe left or right to switch between the exploration features in any position.

Add your favorite opening lines to your repertoire using the chess opening explorer. You can always edit the names of your openings and organize them in your repertoire.

A simple and efficient method to memorize variations of openings in your repertoire. You can train either white’s moves or black’s moves only or both. Optionally, you can train all variations at once. The trainer chooses the opponent’s moves randomly from your opening repertoire. Chess Opener tracks your progress and shows your stats.

Upgrade to Chess Opener PRO to unlock more features:
- Unlimited repertoire size
- Unlimited depth of openings
- 6x larger opening tree with game statistics
- Database of top 100+ grandmasters’ repertoires
- Powerful chess engine analysis
- Import openings in PGN format

What’s New

Version 1.20.0

- Support Apple Silicon Macs
- Bug fixes

Ratings and Reviews

4.3 out of 5
16 Ratings

16 Ratings

Placentero ,

Best Chess Openings app!

This is an outstanding application for learning chess openings and for setting up, storing and practicing the ones that you prefer.
It would be useful to include the five most often used openings as a starting point for beginners, with comments if possible.

DrHotBunz ,

Very easy way to master openings

It’s easy to remember your openings. Love it!

App Privacy

The developer, Stanislav Basovnik, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Not Linked to You

The following data may be collected but it is not linked to your identity:

  • Usage Data

Privacy practices may vary, for example, based on the features you use or your age. Learn More

More By This Developer

You Might Also Like

Chess Opening Trainer
Chess Studio Lite
Chess Openings Trainer
Chess Openings - Train, Retain
Chess Tablebase for Stockfish