Daily challenge
One puzzle a day, the same for everyone, with a bonus reward and a streak calendar.
Five levels from Easy to Master, a daily puzzle for everyone, and themes to unlock. Plays offline.

Clean boards, smart hints and a little reward for every puzzle you solve.
One puzzle a day, the same for everyone, with a bonus reward and a streak calendar.
From Easy to Master. Every puzzle is generated with exactly one solution.
Stuck? A hint shows the next logical step and explains it in one sentence.
Pencil notes, undo, erase and highlights for rows, columns, boxes and matching numbers.
Light, Dark, Mono, Paper, Ocean, Ink Wash and Neon, unlocked with the coins you earn.
No account and no sign-up. Your progress stays on your device.






Yes. The game is free and supported by ads. Optional ads can give you a reward. You choose your ad consent in Settings.
Yes. Everything except ads works without a connection.
No. There is no sign-in. Your progress is stored on your device.
We collect none ourselves. The ad provider (Google AdMob) may use device identifiers to show and measure ads, subject to your consent choice. Read the privacy policy.
Players aged 13 and over.
Write to yves@technologyharvest.com.