Knobelarena
Competitive logic puzzles with friends.
No ads. No trackers. Free.
No account needed — the daily puzzle is free to play.
What Knobelarena offers
One puzzle for everyone
The same puzzle for everyone, every day — same numbers, same chances, honest comparison.
Arenas & leaderboards
Start an arena with your friends — every daily scores points in your league standings.
Beat my time
Share a link after solving — whoever opens it plays the same puzzle against your time.
Nothing to lose
Your streak survives a missed day, and taking a break costs you nothing. What we refuse to do
Our games
SummenLogicThe number logic puzzle: remove, keep, hit the target sums.
RatenWordsThe word puzzle: guess the word of the day in six tries.
NullsenLogicThe binary logic puzzle: dot or ring — two symbols, clear rules.
KopfrechnenMathThe daily mental-math sprint: plus, minus, times, divided — against the clock.
UmfüllenLogicThe sorting puzzle: pour colors between tubes until each one holds a single color — in as few moves as possible.
RäumenArcadeThe placement puzzle: drop pieces, clear rows and columns — and chase the high score.
SchüttelnWordsThe word sprint: shake the letter cup and find what the grid holds, in two minutes.
SuchenWordsThe word sprint: finished words lie hidden in the grid — find as many as you can spot in two minutes.
PlatzenArcadeThe bubble game: shoot a bubble into the cluster until three of a colour burst.
KreuzenWordsThe daily crossword.
PflanzenLogicThe flower-bed logic puzzle: exactly one flower per bed — with room to grow.
KritzelnPhysicsThe physics puzzle: scribble shapes onto squared paper — they turn solid and fall. Get the ball to the goal using as little ink as possible.
AnschubsenLogicThe parking-lot puzzle: push the cars off the board in the right order.
AusfädelnLogicThe embroidery puzzle: pull the threads out of the picture in the right order.
VerknüpfenLogicThe connection puzzle: drag matching-colour pegs together without crossing another colour.
SchlängelnLogicThe snake puzzle: drag a single line across the whole board, checkpoint by checkpoint.
VermehrenGrowGuide your swarm of lights through the night – what you gather keeps glowing in your lantern.
HüpfenGrowLumi, the last light: collect sparks, light the lanterns – and the meadow wakes up.
EnglishLearningLearn English in short lessons – your progress stays.
FrenchLearningLearn French in short lessons – your progress stays.
MatheLearningMental math – short lessons, lasting progress.
MusicLearningRead notes, find keys, tap rhythms – in short lessons.
WurzelnGrowTend your grove, ring the harvest – and let Moosbart's garden take root.