UltraCalculator can use numbers up to 10^10^308 The operations it can do right now is exponentation, multiplication, logarithms, and addition
v3.0 released project 12/28/2025 v3.1 fixed a bug 12/28/2025 v3.2 fixed the title 12/29/2025 v3.3 added multiplication (NOT DONE YET) 12/31/2025 v3.4 finished multiplication 1/1/2026 v3.5 added logarithms (answer “log” when it asks for the operation to calculate logarithms) 1/10/2026 v3.6 added addition 1/10/2026 v3.7 added subtraction (not working) 1/10/2026 v3.8 made exponentation also answer in base and exponent 1/13/2026 v3.9 did the same thing as update v3.8 but also made it work with addition 1/13/2026 v3.10 added copy and pasting 2/12/2026 v3.11 dark mode 2/15/2026