The site also offers a premium membership which enables access to advanced speed solving videos.

[9] Zemdegs attended St Kevin's College, Toorak and graduated in 2013 with a perfect study score in VCE English and an ATAR of 99.90.

[10][11] Zemdegs has a Bachelor of Commerce from the University of Melbourne, majoring in economics, with a breadth study track in mechanical engineering.

[14] Zemdegs won the 3×3×3 event at the first competition he attended, the New Zealand Championships 2009 on 18 July 2009, with an average of 13.74 seconds in the final round.

[16] He held the 3×3×3 average world record continuously from then until 23 April, 2017, improving it 8 times, eventually to 6.45 seconds.

[21] On 5 June 2021, Zemdegs lost his last world record (his 5.53 3x3x3 average) to Chinese speedcuber Ruihang Xu.

[25] Listed below are Zemdegs' personal records achieved in official World Cube Association competitions as of January 2025.