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kalker
A browser-based calculator that interprets mathematical notation naturally, featuring syntax highlighting and automatic symbol conversion
since May 23, 2026 · HTTP 200
CohortClass of 2026What it is
A browser-based calculator that interprets mathematical notation naturally, featuring syntax highlighting and automatic symbol conversion. It handles complex numbers, function definitions, derivatives, and integrals while running efficiently through WebAssembly.
HTTP liveness
11 probes since May 23May 23Jul 13
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- May 23, 2026First probe — redirectedRedirected offsite
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Pulse Indexobserved activity
11 probes0 pressGitHub –Tranco –
Not enough observed signals for a Pulse Index (needs 2+ signal families).
Cohort survival · Class of 2026weekly
567 products launched in 2026 · 100% still active
567 active0 sunset
Still active
100%
Median lifespan
4.9y