Devlog
What's new
What's changed on tinymath, as it happens.
October 18, 2026
Trend lines, bell curves and angles in a calculator
New in tinymath: slope and intercept for a trend line, normdist and norminv for bell-curve questions, plus sin, cos, tan, pi, factorial, choose and fractional powers.
October 17, 2026
Learn: the calculators now explain where their math comes from
A calculator answers one narrow question. The learn pages go one layer deeper — the history, the logic, the common misunderstanding — for anyone who wants more than the number.
October 17, 2026
Loan payments, logic and more: the math Excel users expect
tinymath calculators can now use pmt, fv and pv, and/or/not, ≥ ≤ ≠, mod, floor, ceil, logs and list functions. All of it exact, and all of it in Dotdown™.
October 16, 2026
Dotdown™: build a calculator by typing
A text box where you type .input and .r1 and a calculator appears. The format comes from TinyForm's Dotdown™; the math commands are new.
September 29, 2026
Exact decimal math, not floating point
Why every number in a tinymath calculator runs through a Rust/WASM engine instead of JavaScript's Number type.
September 28, 2026
Ten starter calculators, one pricing engine
Why tinymath's calculator library leads with named industries, not a generic no-code builder pitch.