Considered by some to be the greatest women's squash player of all time, David's other notable achievements include the Asian Squash Championship, which she won a record nine times (in 1998, 2000, 2002, 2004, 2006, 2008, 2010, 2011 and 2015). She also held a 13-month, 51-match winning streak, from March 2006 until April 2007, when she finally lost to Natalie Grinham in the final of the 2007 Seoul Open. David has also obtained the WSA Player of the Year on seven occasions, 2005–2010 and 2012. In a poll conducted in 2018 by the Professional Squash Association (PSA), David was voted by fans as the greatest squash player of all-time in the women's category. In February 2019, Nicol announced her retirement plan, and decided to retire at the end of the 2018/2019 PSA season in June. In another poll conducted by the World Games in 2021, David was crowned as the World Games Greatest Athlete of All Time with receiving a total of 318,943 votes and being the only Malaysian and Asian athlete among 24 candidates. She is Malaysia's 1st professional female squash player and is also known till today.