7-Day No-Spend Streak
Go one week without buying anything beyond essentials you already planned for. Check in once a day.
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Money · Facts & stats · iChallenge network
Daily facts and stats about cash and currency: the history of money, coins and banknotes, plus real challenges to put them to work.
Which US agency prints paper money?
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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.
Go one week without buying anything beyond essentials you already planned for. Check in once a day.
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Sort and count the loose change in your home and note the total. Post a short write-up.
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Write down every purchase you make each day for two weeks. Check in once a day.
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Live counts from ChallengeCash.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 ChallengeCash.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.
No. These are educational games and habit challenges, not advice.
Play the daily round and finish challenges. Leaderboards rank XP for today, this week and all time.
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.