The 23-year-old completed her Switzerland double after defeating Deta Hedman in the final in a repeat of Saturday's final at the BDO Swiss Open.
Nick Kenny won the men's tournament at the Helvetia Open. The Welshman booked victories against Marti Santamaria and Michael Unterbuchner, Saturday's finalists, en route to the title.
Men's
Last 16
Thomas Junghans 4-3 Dean Reynolds
Roger Janssen 4-1 Francis Carragher
Wayne Warren 4-1 Franz Roetzsch
Michael Unterbuchner 4-3 Pal Szekely
Andrew Beeton 4-2 Stefan Bellmont
Richie Edwards 4-0 Adrian Holzek
Nick Kenny 4-1 Kevin Harms
Marti Marti Santamaria 4-2 Andy Bless
Quarter-final
Thomas Junghans 4-2 Roger Janssen
Michael Unterbuchner 4-1 Wayne Warren
Andrew Beeton 4-3 Richie Edwards
Nick Kenny 4-3 Marti Marti Santamaria
Semi-final
Michael Unterbuchner 4-? Thomas Junghans
Nick Kenny 4-? Andrew Beeton
Final
Nick Kenny 5-4 Michael Unterbuchner
Ladies
Last 16
Deta Hedman 4-0 Regina Haenni
Margaret Sutton 4-3 Sandra Page
Margeta Chatzi 4-0 Andreea Brad
Paula Jacklin 4-0 Danielle IJpelaar
Fallon Sherrock 4-0 Deborah Speck
Jeannette Stoop 4-3 Daniela Neumayer
Laura Turner 4-1 Britta Gabriel
Fiona Gaylor 4-3 Aileen de Graaf
Quarter-final
Deta Hedman 4-1 Margaret Sutton
Paula Jacklin 4-3 Margeta Chatzi
Fallon Sherrock 4-0 Jeannette Stoop
Laura Turner 4-3 Fiona Gaylor
Semi final
Deta Hedman 4-1 Paula Jacklin
Fallon Sherrock 4-1 Laura Turner
Final
Fallon Sherrock 4-0 Deta Hedman