She was awarded by FIDE the titles Woman Grandmaster (WGM) in 2011 and International Master (IM) in 2015.

Her current chess clubs are "Lokomotiv-2000" from Plovdiv, Bulgaria, with which she has won two national championships, "Schwäbisch Hall" from Schwäbisch Hall, Germany, and "Liburnija" from Rijeka, Croatia.

In 2007 and 2008 Videnova became the Bulgarian women's champion in blitz chess.

Videnova has played for the Bulgarian national team in the Women's Chess Olympiad since 2010[1] and Women's European Team Chess Championship since 2009.

In the 2011 Women's European Team Championship, held in Porto Carras, Greece, she won the individual bronze medal on board two thanks to her score of 6/9 points.