Version 4.0 adds:
- bug fixing
- new database for CAREL codes and Cross References
Version 3.8 adds:
- new languages Polish and Suomi
- bug fixing
Version 3.5 adds:
- new languages
- bug fixing
Version 3.0 adds:
- save and share by PDF
- bug fixing
Version 2.0 adds:
- new languages added: german, french, spanish, portuguese
- search function added