ABRUPT SOFTWARE

Small studio.
Sharp apps.

We build mobile apps that make an immediate impact, starting with our own releases like Tempo's Alphabet.

See the apps Say Hello

Featured release

Tempo's Alphabet

A free cryptogram word puzzle

Decode hidden words one letter at a time, crack the code, and collect cards while uncovering the story behind Tempo's Alphabet. Play in the browser or grab the Android app.

Play in browser → Get it on Google Play →

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Small studio.Sharp apps.

Tempo's Alphabet

A free cryptogram word puzzle

Everything else, in one place

Small studio.
Sharp apps.