Houdini Aquarium 2019 & ChessOK Aquarium 2021
ChessOK Aquarium 2021 is a new powerful analysis, database and chess publishing tool, powered by the world's strongest chess engines and 7-piece Lomonosov Tablebases.

ChessOK Aquarium 2021 €35.95
Houdini 6 Aquarium 2019 €53.95

ChessOK.com » Free Game Service Archive

Free Game Service Archive

Every Friday, starting October 2011, new database updates of about 2000 games played in the latest tournaments will be available for download in Chess Assistant and PGN formats. You only need the updates released after your Aquarium product. All the updates before that date are already included.

After Chess Assistant 20 / Aquarium 2020

September 2019 October 2019 November 2019 December 2019
Already included in the databases coming with Chess Assistant 20 and Aquarium 2020. download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
January 2020 February 2020 March 2020 April 2020
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
May 2020 June 2020 July 2020 August 2020
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
September 2020 October 2020 November 2020 December 2020
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4

New releases: Chess Assistant 21, Aquarium 2021

After Chess Assistant 19 / Houdini 6 Aquarium 2019 / Aquarium 2019

September 2018 October 2018 November 2018 December 2018
Already included in the databases coming with Chess Assistant 19, Houdini Aquarium 2019, Aquarium 2019. download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
January 2019 February 2019 March 2019 April 2019
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
May 2019 June 2019 July 2019 August 2019
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
September 2019 October 2019 November 2019 December 2019
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4

New releases: Chess Assistant 20, Aquarium 2020

After Chess Assistant 18 / Houdini 6 Aquarium 2018 / Aquarium 2018
September 2017 October 2017 November 2017 December 2017
Already included in the databases coming with Chess Assistant 18, Houdini Aquarium 2018, Aquarium 2018. download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
January 2018 February 2018 March 2018 April 2018
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
May 2018 June 2018 July 2018 August 2018
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
September 2018 October 2018 November 2018 December 2018
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4

New releases: Chess Assistant 19, Aquarium 2019

After Chess Assistant 17 / Houdini Aquarium 2017 / Aquarium 2017
September 2016 October 2016 November 2016 December 2016
Already included in the databases coming with Chess Assistant 17, Houdini Aquarium 2017, Aquarium 2017. download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
January 2017 February 2017 March 2017 April 2017
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
May 2017 June 2017 July 2017 August 2017
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
September 2017 October 2017 November 2017 December 2017
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1

New releases: Chess Assistant 18, Aquarium 2018

After Chess Assistant 16 / Houdini Aquarium 2016 / Aquarium 2016
September 2015 October 2015 November 2015 December 2015
Already included in the databases coming with Chess Assistant 16. download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
January 2016 February 2016 March 2016 April 2016
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
May 2016 June 2016 July 2016 August 2016
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
September 2016 October 2016 November 2016 December 2016
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1 New releases: Chess Assistant 17, Houdini Aquarium 2017 and Aquarium 2017. See above.
After Chess Assistant 15 / Houdini Aquarium 2015 / Aquarium 2015
September 2014 October 2014 November 2014 December 2014
Already included in the databases coming with Chess Assistant 15, Houdini Aquarium 2015 and Aquarium 2015 download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
January 2015 February 2015 March 2015 April 2015
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
May 2015 June 2015 July 2015 August 2015
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
September 2015 October 2015 November 2015 December 2015
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
New releases: Chess Assistant 14, Houdini 4 Aquarium and Aquarium 2014. See above.
After Chess Assistant 14 / Houdini 4 Aquarium / Aquarium 2014
September 2013 October 2013 November 2013 December 2013
Already included in the databases coming with Chess Assistant 14, Houdini 4 Aquarium and Aquarium 2014 download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
January 2014 February 2014 March 2014 April 2014
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
May 2014 June 2014 July 2014 August 2014
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
September 2014 October 2014 November 2014 December 2014
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
New releases: Chess Assistant 14, Houdini 4 Aquarium and Aquarium 2014. See above.
After Chess Assistant 13 / Houdini 3 Aquarium / Aquarium 2012
September 2012 October 2012 November 2012 December 2012
Already included in the databases coming with Chess Assistant 13, Houdini 3 Aquarium and Aquarium 2012 download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
January 2013 February 2013 March 2013 April 2013
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
May 2013 June 2013 July 2013 August 2013
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
September 2013 October 2013 November 2013 December 2013
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
New releases: Chess Assistant 14, Houdini 4 Aquarium and Aquarium 2014. See above.
After Chess Assistant 12 / Houdini 2 Aquarium / Aquarium 2011
September 2011 October 2011 November 2011 December2011
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
January 2012 February 2012 March 2012 April 2012
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
May 2012 June 2012 July 2012 August 2012
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
download Part 5
September 2012 October 2012 November 2012 December 2012
download Part 1
download Part 2
download Part 3
download Part 4
download Part 1
download Part 2
download Part 3
download Part 4
New releases: Chess Assistant 13, Houdini 3 Aquarium and Aquarium 2012. See above.

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