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About this app
The one stop shop to train and prepare for your next level of lacrosse. Academy training, small group, 1on1, and at home training all in one place. Founded by Pro Lacrosse player Jack Jasinski, J50 sets out to be your partner in performance by providing everything you need to get to that next level.
What's new
Version 2.117296.0 · Mar 17, 2026
Bug fixes, performance improvements
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