1Sec. Challenge Free
Free
1.2for iPhone, iPad
Age Rating
1Sec. Challenge Free Screenshots
About 1Sec. Challenge Free
1Sec. Challenge Free
1 1Sec. Challenge is the ultimate quick touch reflex English Vocabulary Game!
Train your brain to be faster than your friends!
1 1Sec. Challenge is the ultimate quick touch reflex English Vocabulary Game!
Train your brain to be faster than your friends!
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What's New in the Latest Version 1.2
Last updated on Jan 9, 2017
Old Versions
fixed bugs
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Version History
1.2
May 20, 2014
fixed bugs
1Sec. Challenge Free FAQ
Click here to learn how to download 1Sec. Challenge Free in restricted country or region.
Check the following list to see the minimum requirements of 1Sec. Challenge Free.
iPhone
iPad
1Sec. Challenge Free supports Chinese, English