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Summable
A tile-matching puzzle game where players combine equal numbers to reach increasingly challenging goals
since Jun 16, 2026 · HTTP 404
CohortClass of 2026What it is
A tile-matching puzzle game where players combine equal numbers to reach increasingly challenging goals. Features diagonal, horizontal, and vertical merging mechanics with a difficulty curve designed to reward both newcomers and experienced puzzle enthusiasts.
HTTP liveness
8 probes since Jun 16Jun 16Jul 15
AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)
Observed events
probes · press · GitHub- Jun 16, 2026First probe — downDead · 404
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Pulse Indexobserved activity
8 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