Are the puzzles free?

Yes, all puzzle levels are completely free — no subscription or download required.

How many levels are there?

The number of levels varies by game. Many puzzle games include 20–100+ levels of increasing difficulty.

Can kids play Corona Lines?

Yes, puzzle games are suitable for all ages. The logic-based gameplay makes them great for kids and adults alike.

Some levels are timed, others are relaxed. Check the game's top bar — a clock icon means there's a time limit.

I'm stuck on a level — what should I do?

Most puzzle games include a hint button or a skip option after a few failed attempts. Take a break and return with fresh eyes if the hint doesn't help.

Corona Lines

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Fight the virus! Its Corona is constantly growing, it is necessary to rotate the core and find chains of thorns of the same color and destroy them. Chains can be searched in adjacent cells in all directions. Each step limited in time, take your time until the virus has collected the entire Corona. Train your brain with satisfying puzzles that challenge logic, spatial thinking and pattern recognition — all playable for free, directly in your browser.