Choose a column
Matching values merge. Send the next cube to a different column and plan at least one move ahead.
A calm cosmic number puzzle
Merge matching cubes, build chains and reach bigger numbers. Bright reactions, gentle cosmic sound—and all the time you need for your next move.
Android and iPhone · English and Russian · For children and adults

An example game situation in Nova Cubes
Nova Cubes
Drag a cube across the field and release it over your chosen column. No drop button. No rush.
Matching values merge. Send the next cube to a different column and plan at least one move ahead.
Merges in one move award +1, +2, +3, then +4 each. Build a reaction that rewards your planning.
Your biggest cube is a separate goal. As the number range grows, the smallest cubes retire and make room for new decisions.
A constellation of records
Compete with yourself or sign in for the shared top 100. You can also play without an account.
FAQ
Yes. Cubes do not fall on a countdown. Choose your move and release when ready.
No. Keep merging toward bigger cubes and a new record. A game ends when no legal column remains.
No. Sign in for the shared ranking, or play offline without an account. Ranked games start separately and their results are verified.
Yes. Open the gear beside “?” to switch sound on or off and choose English or Russian.
Yes. The rules are calm, with no move timer. The account service has no chat, photographs, real-name or email request. Children play as guests; an adult manages accounts and the public leaderboard through the parents section.
Your account and data