Build a Home Puzzle Hunt
Create a mini puzzle hunt at home with at least three clues for family or housemates. Post a short write-up.
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Games · Facts & stats · iChallenge network
Daily facts and stats about escape rooms, puzzles and codes, plus real challenges to put them to work.
What do you get if you apply ROT13 twice to a message?
You went

One ranked attempt per day. Practice as much as you like.
Join one, log your days or post your proof. Finishing earns XP and the Finisher badge.
Create a mini puzzle hunt at home with at least three clues for family or housemates. Post a short write-up.
SponsorseCorp.comSavingTheWorld.orgVentureOS.com
Solve one logic puzzle, riddle or cipher every day. Check in once a day.
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Encode a short message with a Caesar shift and include the key. Post a short write-up.
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Live counts from ChallengesCape.com. All arena stats →
Earned on any arena, shown on your profile everywhere.
Add your email to keep your level, streak and badges if you switch devices, and carry them to every iChallenge arena. One email when you save; no spam.
Fund a prize on ChallengesCape.com and your brand sits on the challenge card, the leaderboard and every finisher's share. Prizes only appear once they're funded, so players can trust what they see.
Play today's quiz round, post your score, and start a streak.
XP, levels, streaks and badges. Save your progress with an email and it follows you to every arena on the iChallenge network.
Everyone on this arena gets the same five questions each day, from easy to hard. You get one ranked attempt; practice rounds are unlimited.
100 points per correct answer, up to 50 more for answering quickly, a combo multiplier for answers in a row, and 150 bonus points for a perfect round.
Yes. Playing, streaks, badges and leaderboards are free. Some challenges carry a sponsor-funded prize; the challenge card shows it when one is funded.