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Download the Ultimate Ninjas App today to book and schedule your classes, camps, parties, open gym and events! From this mobile App, you can view class, camp, party, open gym and event schedules and sign up/book. Ensure you have selected the right location: Chicago or Elmhurst.
Optimize your time and maximize the convenience of signing up from your device!
Download this App today!
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What's New in Ult Ninjas
8.804.0
September 24, 2026
Booking and checkout got a little smoother this time, with clearer error messages and a handful of behind-the-scenes fixes. We also squashed a bunch of bugs to keep things running well.
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