Jack Cai
3x3x3 Blindfolded
WCA ID: 2014CAIJ02
Country: Australia 
Active since: 2014
16.22s
Best Single18.27s
Best Average68
Competitions1
Best Position221
Official Solves128
Rounds#52
Single WR#4
Single CR
#4
Single NR#25
Average WR#3
Average CR
#3
Average NR189
Podiums09/07/2026
Last ResultEvents
3x3x3 Cube
2x2x2 Cube
4x4x4 Cube
5x5x5 Cube
6x6x6 Cube
7x7x7 Cube
3x3x3 Blindfolded
3x3x3 Fewest Moves
3x3x3 One-Handed
Clock
Megaminx
Pyraminx
Skewb
Square-1
4x4x4 Blindfolded
5x5x5 Blindfolded
3x3x3 Multi-Blind
Competitions
Australian Nationals 2026
Spark Melbourne Autumn Saturday 2026
North-East Melbourne March Saturday 2026
Melbourne Summer 2026
Balam Cubes Jakarta New Year 2026
Melbourne Cube Days 2025
Megaminx in Mordialloc 2025
Spark Melbourne July 2025
Spark Melbourne February 2025
Spark Melbourne Spring Saturday 2024
Kew Clock Clash 2024
Cubing at The Game Expo 2024
The Big Cube Melbourne 2023
Rubik's WCA World Championship 2023
Monterrey Bogotá III 2023
Capitanejo 2023
Big Tunas 2023
Rubik's WCA Oceanic Championship 2022
Melbourne Trilogy Upstairs 2022
Rubik's WCA North American Championship 2022
Melbourne Summer 2022
Cranbourne Crazy Clock Attempt 2 2021
Altona Algorithms Attempt 2 2021
Barwon Cube for the Kids 2021
Melbourne Summer 2021
Bendigo Cube Blitz 2020
Melbourne Summer 2020
Surf Coast Cubing 2019
Melbourne Cube Days 2019
Odd Day in Sydney 2019
Japan Championship 2019
Puzzling Pakenham 2019
Altona Algorithms 2019
Box Hill Big Blind Bonanza 2019
Horsham 2019
WCA World Championship 2019
Warm Up Sydney 2019
Oceania 10th Anniversary 2019
Koalafication Melbourne 2019
Koalafication Adelaide 2019
Cube for Cambodia 2019
Solving in Sale 2019
Koalafication Brisbane 2019
Koalafication Sydney 2019
Hobart Open 2019
Melbourne Mental Mania 2019
Brilliant Ballarat 2019
Cool Down Sydney 2019
Melbourne Summer 2019
Adelaide Summer 2019
Northside Cube Day 2019
Melbourne Cube Days 2018
Malaysia Cube Championship 2018
Odd Day in Sydney 2018
St Kevin's College Spring 2018
Australian Nationals 2018
Horsham Winter 2018
WCA Asian Championship 2018
Adelaide Winter 2018
Melbourne Winter 2018
Cube for Cambodia 2018
ASFA Speedcubing 2018
Sydney Championship 2017
New Zealand Nationals 2017
Melbourne Cube Days 2017
Canberra Spring 2017
Australian Nationals 2017
World Rubik's Cube Championship 2017
Sydney Winter 2017
Cube for Cambodia 2017
Cubing Classic 2017
Lifestyle Seasons Summer 2017
Adelaide Summer 2017
Sydney Championship 2016
POPS Open 2016
New Zealand Nationals 2016
Melbourne Cube Days 2016
Cube for Cambodia 2016
Connor's Cube Day 2016
Melbourne Autumn 2016
Cubing Classic 2016
Melbourne Cube Days 2015
Australian Nationals 2015
Lifestyle Seasons Winter 2015
Cube for Cambodia 2015
Melbourne Autumn 2015
Melbourne Cube Day 2014
Event Progression
Event PB Progression
Position Progression
Result Distribution
Competition Results Table
| Competition | Date | Round | Single | Average | Position |
|---|---|---|---|---|---|
| Australian Nationals 2026 | 09/07/2026 | Final | 19.06s | — | #3 |
| Melbourne Summer 2026 | 24/01/2026 | Final | 19.24s | — | #5 |
| Balam Cubes Jakarta New Year 2026 | 10/01/2026 | Final | 20.48s | — | #2 |
| Melbourne Cube Days 2025 | 29/11/2025 | Final | — | — | #11 |
| Spark Melbourne July 2025 | 26/07/2025 | First round | 20.78s | — | #2 |
| Spark Melbourne February 2025 | 22/02/2025 | First round | 28.47s | — | #2 |
| Kew Clock Clash 2024 | 14/09/2024 | Final | 21.26s | — | #4 |
| The Big Cube Melbourne 2023 | 14/10/2023 | Final | 23.67s | — | #2 |
| Rubik's WCA World Championship 2023 | 12/08/2023 | Second round | 23.96s | — | #17 |
| Big Tunas 2023 | 18/03/2023 | Final | 20.29s | — | #1 |
| Rubik's WCA Oceanic Championship 2022 | 15/12/2022 | Final | 19.93s | — | #3 |
| Melbourne Trilogy Upstairs 2022 | 13/08/2022 | Final | 35.39s | — | #3 |
| Rubik's WCA North American Championship 2022 | 07/07/2022 | Final | 24.48s | — | #9 |
| Melbourne Summer 2022 | 21/01/2022 | Final | 19.82s | 20.75s | #1 |
| Altona Algorithms Attempt 2 2021 | 17/04/2021 | Final | 20.96s | — | #1 |
| Melbourne Summer 2021 | 23/01/2021 | Final | 21.29s | — | #1 |
| Bendigo Cube Blitz 2020 | 23/02/2020 | Final | 20.80s | — | #1 |
| Melbourne Summer 2020 | 25/01/2020 | Final | 18.11s | 21.24s | #1 |
| Surf Coast Cubing 2019 | 29/12/2019 | Final | 20.39s | — | #1 |
| Melbourne Cube Days 2019 | 30/11/2019 | Final | 16.46s | 18.27s | #1 |
| Odd Day in Sydney 2019 | 10/11/2019 | Final | 17.77s | — | #1 |
| Japan Championship 2019 | 02/11/2019 | Final | 20.67s | — | #1 |
| Altona Algorithms 2019 | 05/10/2019 | Final | 17.83s | — | #1 |
| Horsham 2019 | 10/08/2019 | Final | 20.21s | 21.85s | #1 |
| WCA World Championship 2019 | 11/07/2019 | Final | 23.07s | — | #13 |
| Warm Up Sydney 2019 | 06/07/2019 | Final | 21.03s | — | #4 |
| Oceania 10th Anniversary 2019 | 28/06/2019 | Final | 20.64s | — | #2 |
| Koalafication Melbourne 2019 | 18/05/2019 | Final | — | — | #11 |
| Koalafication Adelaide 2019 | 04/05/2019 | Final | — | — | #4 |
| Cube for Cambodia 2019 | 28/04/2019 | Final | 18.53s | 20.03s | #1 |
| Solving in Sale 2019 | 13/04/2019 | Final | 19.52s | — | #1 |
| Koalafication Brisbane 2019 | 06/04/2019 | Final | 19.77s | — | #1 |
| Koalafication Sydney 2019 | 16/03/2019 | Final | 20.27s | — | #1 |
| Hobart Open 2019 | 09/03/2019 | Final | 20.22s | — | #1 |
| Melbourne Mental Mania 2019 | 02/03/2019 | Final | 20.49s | 22.15s | #1 |
| Brilliant Ballarat 2019 | 16/02/2019 | Final | 21.34s | — | #1 |
| Cool Down Sydney 2019 | 10/02/2019 | Final | 20.51s | 22.40s | #1 |
| Melbourne Summer 2019 | 26/01/2019 | Final | 18.98s | 32.96s | #1 |
| Adelaide Summer 2019 | 19/01/2019 | Final | 19.39s | — | #1 |
| Northside Cube Day 2019 | 12/01/2019 | Final | 21.53s | — | #1 |
| Melbourne Cube Days 2018 | 08/12/2018 | Final | 20.00s | 27.03s | #1 |
| Malaysia Cube Championship 2018 | 23/11/2018 | Final | 19.59s | 20.59s | #1 |
| Odd Day in Sydney 2018 | 11/11/2018 | Final | 20.22s | — | #1 |
| Australian Nationals 2018 | 06/10/2018 | Final | 19.97s | — | #1 |
| Horsham Winter 2018 | 25/08/2018 | Final | 21.05s | 21.72s | #1 |
| WCA Asian Championship 2018 | 17/08/2018 | Final | 22.96s | — | #3 |
| Adelaide Winter 2018 | 14/07/2018 | Final | 51.76s | — | #2 |
| Melbourne Winter 2018 | 02/06/2018 | Final | — | — | #9 |
| Cube for Cambodia 2018 | 06/05/2018 | Final | 21.83s | — | #1 |
| ASFA Speedcubing 2018 | 17/03/2018 | Final | 21.86s | — | #1 |
| Sydney Championship 2017 | 16/12/2017 | Final | 29.71s | — | #1 |
| New Zealand Nationals 2017 | 08/12/2017 | Final | 24.28s | 26.15s | #1 |
| Melbourne Cube Days 2017 | 18/11/2017 | Final | — | — | #5 |
| Canberra Spring 2017 | 04/11/2017 | Final | 20.54s | — | #1 |
| Australian Nationals 2017 | 23/09/2017 | Final | 23.14s | 25.10s | #1 |
| World Rubik's Cube Championship 2017 | 13/07/2017 | Final | 25.62s | — | #4 |
| Sydney Winter 2017 | 17/06/2017 | Final | 25.16s | 26.67s | #1 |
| Cube for Cambodia 2017 | 07/05/2017 | Final | 39.04s | — | #1 |
| Cubing Classic 2017 | 18/03/2017 | Final | 34.53s | — | #1 |
| Lifestyle Seasons Summer 2017 | 18/02/2017 | Final | 37.34s | — | #1 |
| Adelaide Summer 2017 | 21/01/2017 | Final | 29.42s | — | #1 |
| Sydney Championship 2016 | 17/12/2016 | Final | 35.12s | — | #1 |
| New Zealand Nationals 2016 | 03/12/2016 | Final | 31.54s | — | #1 |
| Melbourne Cube Days 2016 | 05/11/2016 | Final | 31.42s | — | #1 |
| Cubing Classic 2016 | 19/03/2016 | Final | 54.91s | — | #3 |
| Melbourne Cube Days 2015 | 07/11/2015 | Final | — | — | #5 |
| Australian Nationals 2015 | 03/10/2015 | Final | 1:48.13 | — | #2 |
| Melbourne Cube Day 2014 | 09/11/2014 | Final | — | — | #5 |
Round Breakdown
| Competition | Date | Round | Single | Average | Position |
|---|---|---|---|---|---|
| Australian Nationals 2026 | 09/07/2026 | First round | 19.31s | — | #5 |
| Australian Nationals 2026 | 09/07/2026 | Second round | 21.31s | — | #4 |
| Australian Nationals 2026 | 09/07/2026 | Final | 19.06s | — | #3 |
| Melbourne Summer 2026 | 24/01/2026 | First round | 21.47s | — | #5 |
| Melbourne Summer 2026 | 24/01/2026 | Final | 19.24s | — | #5 |
| Balam Cubes Jakarta New Year 2026 | 10/01/2026 | Final | 20.48s | — | #2 |
| Melbourne Cube Days 2025 | 29/11/2025 | First round | 22.26s | — | #4 |
| Melbourne Cube Days 2025 | 29/11/2025 | Final | — | — | #11 |
| Spark Melbourne July 2025 | 26/07/2025 | First round | 20.78s | — | #2 |
| Spark Melbourne February 2025 | 22/02/2025 | First round | 28.47s | — | #2 |
| Kew Clock Clash 2024 | 14/09/2024 | First round | 30.20s | — | #4 |
| Kew Clock Clash 2024 | 14/09/2024 | Final | 21.26s | — | #4 |
| The Big Cube Melbourne 2023 | 14/10/2023 | First round | 20.77s | — | #1 |
| The Big Cube Melbourne 2023 | 14/10/2023 | Final | 23.67s | — | #2 |
| Rubik's WCA World Championship 2023 | 12/08/2023 | First round | 21.21s | — | #20 |
| Rubik's WCA World Championship 2023 | 12/08/2023 | Second round | 23.96s | — | #17 |
| Big Tunas 2023 | 18/03/2023 | First round | 22.64s | 44.41s | #1 |
| Big Tunas 2023 | 18/03/2023 | Final | 20.29s | — | #1 |
| Rubik's WCA Oceanic Championship 2022 | 15/12/2022 | First round | 36.09s | — | #9 |
| Rubik's WCA Oceanic Championship 2022 | 15/12/2022 | Second round | 19.18s | 25.49s | #1 |
| Rubik's WCA Oceanic Championship 2022 | 15/12/2022 | Final | 19.93s | — | #3 |
| Melbourne Trilogy Upstairs 2022 | 13/08/2022 | First round | 31.57s | — | #4 |
| Melbourne Trilogy Upstairs 2022 | 13/08/2022 | Second round | 21.57s | — | #2 |
| Melbourne Trilogy Upstairs 2022 | 13/08/2022 | Final | 35.39s | — | #3 |
| Rubik's WCA North American Championship 2022 | 07/07/2022 | First round | 17.14s | — | #4 |
| Rubik's WCA North American Championship 2022 | 07/07/2022 | Second round | 24.41s | — | #8 |
| Rubik's WCA North American Championship 2022 | 07/07/2022 | Final | 24.48s | — | #9 |
| Melbourne Summer 2022 | 21/01/2022 | First round | 19.52s | — | #1 |
| Melbourne Summer 2022 | 21/01/2022 | Second round | 30.78s | — | #5 |
| Melbourne Summer 2022 | 21/01/2022 | Final | 19.82s | 20.75s | #1 |
| Altona Algorithms Attempt 2 2021 | 17/04/2021 | First round | 17.18s | — | #1 |
| Altona Algorithms Attempt 2 2021 | 17/04/2021 | Final | 20.96s | — | #1 |
| Melbourne Summer 2021 | 23/01/2021 | First round | 18.73s | — | #1 |
| Melbourne Summer 2021 | 23/01/2021 | Final | 21.29s | — | #1 |
| Bendigo Cube Blitz 2020 | 23/02/2020 | Final | 20.80s | — | #1 |
| Melbourne Summer 2020 | 25/01/2020 | First round | 19.34s | — | #1 |
| Melbourne Summer 2020 | 25/01/2020 | Final | 18.11s | 21.24s | #1 |
| Surf Coast Cubing 2019 | 29/12/2019 | Final | 20.39s | — | #1 |
| Melbourne Cube Days 2019 | 30/11/2019 | First round | 18.32s | — | #1 |
| Melbourne Cube Days 2019 | 30/11/2019 | Final | 16.46s | 18.27s | #1 |
| Odd Day in Sydney 2019 | 10/11/2019 | First round | 17.54s | — | #1 |
| Odd Day in Sydney 2019 | 10/11/2019 | Final | 17.77s | — | #1 |
| Japan Championship 2019 | 02/11/2019 | First round | 18.43s | — | #1 |
| Japan Championship 2019 | 02/11/2019 | Final | 20.67s | — | #1 |
| Altona Algorithms 2019 | 05/10/2019 | First round | 24.78s | — | #1 |
| Altona Algorithms 2019 | 05/10/2019 | Final | 17.83s | — | #1 |
| Horsham 2019 | 10/08/2019 | First round | 19.63s | 21.04s | #1 |
| Horsham 2019 | 10/08/2019 | Final | 20.21s | 21.85s | #1 |
| WCA World Championship 2019 | 11/07/2019 | First round | 23.29s | — | #14 |
| WCA World Championship 2019 | 11/07/2019 | Second round | 19.99s | — | #4 |
| WCA World Championship 2019 | 11/07/2019 | Final | 23.07s | — | #13 |
| Warm Up Sydney 2019 | 06/07/2019 | First round | 19.91s | — | #3 |
| Warm Up Sydney 2019 | 06/07/2019 | Final | 21.03s | — | #4 |
| Oceania 10th Anniversary 2019 | 28/06/2019 | First round | 18.84s | — | #2 |
| Oceania 10th Anniversary 2019 | 28/06/2019 | Final | 20.64s | — | #2 |
| Koalafication Melbourne 2019 | 18/05/2019 | First round | 18.77s | — | #1 |
| Koalafication Melbourne 2019 | 18/05/2019 | Final | — | — | #11 |
| Koalafication Adelaide 2019 | 04/05/2019 | Final | — | — | #4 |
| Cube for Cambodia 2019 | 28/04/2019 | Final | 18.53s | 20.03s | #1 |
| Solving in Sale 2019 | 13/04/2019 | First round | 21.01s | 23.27s | #1 |
| Solving in Sale 2019 | 13/04/2019 | Final | 19.52s | — | #1 |
| Koalafication Brisbane 2019 | 06/04/2019 | First round | 16.22s | 20.35s | #1 |
| Koalafication Brisbane 2019 | 06/04/2019 | Final | 19.77s | — | #1 |
| Koalafication Sydney 2019 | 16/03/2019 | First round | 18.96s | 21.53s | #1 |
| Koalafication Sydney 2019 | 16/03/2019 | Final | 20.27s | — | #1 |
| Hobart Open 2019 | 09/03/2019 | Final | 20.22s | — | #1 |
| Melbourne Mental Mania 2019 | 02/03/2019 | First round | 18.87s | — | #1 |
| Melbourne Mental Mania 2019 | 02/03/2019 | Second round | 20.87s | — | #1 |
| Melbourne Mental Mania 2019 | 02/03/2019 | Final | 20.49s | 22.15s | #1 |
| Brilliant Ballarat 2019 | 16/02/2019 | First round | 21.93s | — | #1 |
| Brilliant Ballarat 2019 | 16/02/2019 | Second round | 19.06s | — | #1 |
| Brilliant Ballarat 2019 | 16/02/2019 | Final | 21.34s | — | #1 |
| Cool Down Sydney 2019 | 10/02/2019 | First round | 23.11s | — | #1 |
| Cool Down Sydney 2019 | 10/02/2019 | Final | 20.51s | 22.40s | #1 |
| Melbourne Summer 2019 | 26/01/2019 | First round | 19.29s | 20.83s | #1 |
| Melbourne Summer 2019 | 26/01/2019 | Second round | 19.63s | — | #1 |
| Melbourne Summer 2019 | 26/01/2019 | Final | 18.98s | 32.96s | #1 |
| Adelaide Summer 2019 | 19/01/2019 | First round | 17.04s | — | #1 |
| Adelaide Summer 2019 | 19/01/2019 | Final | 19.39s | — | #1 |
| Northside Cube Day 2019 | 12/01/2019 | Final | 21.53s | — | #1 |
| Melbourne Cube Days 2018 | 08/12/2018 | First round | 54.19s | — | #2 |
| Melbourne Cube Days 2018 | 08/12/2018 | Second round | 22.30s | — | #1 |
| Melbourne Cube Days 2018 | 08/12/2018 | Final | 20.00s | 27.03s | #1 |
| Malaysia Cube Championship 2018 | 23/11/2018 | First round | 21.21s | — | #1 |
| Malaysia Cube Championship 2018 | 23/11/2018 | Final | 19.59s | 20.59s | #1 |
| Odd Day in Sydney 2018 | 11/11/2018 | First round | 21.16s | — | #1 |
| Odd Day in Sydney 2018 | 11/11/2018 | Final | 20.22s | — | #1 |
| Australian Nationals 2018 | 06/10/2018 | First round | 36.60s | — | #2 |
| Australian Nationals 2018 | 06/10/2018 | Final | 19.97s | — | #1 |
| Horsham Winter 2018 | 25/08/2018 | Final | 21.05s | 21.72s | #1 |
| WCA Asian Championship 2018 | 17/08/2018 | First round | 19.20s | — | #1 |
| WCA Asian Championship 2018 | 17/08/2018 | Final | 22.96s | — | #3 |
| Adelaide Winter 2018 | 14/07/2018 | First round | 19.95s | — | #1 |
| Adelaide Winter 2018 | 14/07/2018 | Final | 51.76s | — | #2 |
| Melbourne Winter 2018 | 02/06/2018 | First round | 19.78s | — | #1 |
| Melbourne Winter 2018 | 02/06/2018 | Final | — | — | #9 |
| Cube for Cambodia 2018 | 06/05/2018 | First round | 22.69s | — | #1 |
| Cube for Cambodia 2018 | 06/05/2018 | Final | 21.83s | — | #1 |
| ASFA Speedcubing 2018 | 17/03/2018 | First round | 33.41s | — | #2 |
| ASFA Speedcubing 2018 | 17/03/2018 | Final | 21.86s | — | #1 |
| Sydney Championship 2017 | 16/12/2017 | First round | 22.29s | — | #1 |
| Sydney Championship 2017 | 16/12/2017 | Final | 29.71s | — | #1 |
| New Zealand Nationals 2017 | 08/12/2017 | First round | 22.89s | 23.56s | #1 |
| New Zealand Nationals 2017 | 08/12/2017 | Final | 24.28s | 26.15s | #1 |
| Melbourne Cube Days 2017 | 18/11/2017 | First round | 20.48s | — | #1 |
| Melbourne Cube Days 2017 | 18/11/2017 | Final | — | — | #5 |
| Canberra Spring 2017 | 04/11/2017 | First round | 34.33s | — | #1 |
| Canberra Spring 2017 | 04/11/2017 | Final | 20.54s | — | #1 |
| Australian Nationals 2017 | 23/09/2017 | First round | 23.77s | — | #1 |
| Australian Nationals 2017 | 23/09/2017 | Final | 23.14s | 25.10s | #1 |
| World Rubik's Cube Championship 2017 | 13/07/2017 | First round | 23.44s | — | #4 |
| World Rubik's Cube Championship 2017 | 13/07/2017 | Second round | 28.35s | — | #7 |
| World Rubik's Cube Championship 2017 | 13/07/2017 | Final | 25.62s | — | #4 |
| Sydney Winter 2017 | 17/06/2017 | Final | 25.16s | 26.67s | #1 |
| Cube for Cambodia 2017 | 07/05/2017 | Final | 39.04s | — | #1 |
| Cubing Classic 2017 | 18/03/2017 | Final | 34.53s | — | #1 |
| Lifestyle Seasons Summer 2017 | 18/02/2017 | Final | 37.34s | — | #1 |
| Adelaide Summer 2017 | 21/01/2017 | First round | 38.93s | — | #1 |
| Adelaide Summer 2017 | 21/01/2017 | Final | 29.42s | — | #1 |
| Sydney Championship 2016 | 17/12/2016 | First round | 29.42s | — | #1 |
| Sydney Championship 2016 | 17/12/2016 | Final | 35.12s | — | #1 |
| New Zealand Nationals 2016 | 03/12/2016 | Final | 31.54s | — | #1 |
| Melbourne Cube Days 2016 | 05/11/2016 | First round | 33.77s | — | #1 |
| Melbourne Cube Days 2016 | 05/11/2016 | Final | 31.42s | — | #1 |
| Cubing Classic 2016 | 19/03/2016 | Final | 54.91s | — | #3 |
| Melbourne Cube Days 2015 | 07/11/2015 | Final | — | — | #5 |
| Australian Nationals 2015 | 03/10/2015 | Final | 1:48.13 | — | #2 |
| Melbourne Cube Day 2014 | 09/11/2014 | Final | — | — | #5 |
✉️
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