App profile & analytics · Entertainment · Data updated 2026-09-30

Surprised!ReactionTimeChecker?

by NSC, K.K. · Free · Version 5.4

Availability On the App Store since April 2013 ↗

Surprised!ReactionTimeChecker? is made and published by NSC, K.K.. AppBrain is an independent app data site and isn't affiliated with NSC, K.K.. The app name, icon, screenshots and description belong to NSC, K.K. and are shown as published on the App Store.

About Surprised!ReactionTimeChecker?

Surprised!ReactionTimeChecker? is an entertainment app developed by NSC, K.K..

What is the rating of Surprised!ReactionTimeChecker??

Surprised!ReactionTimeChecker? has no ratings yet.

Is Surprised!ReactionTimeChecker? free?

Surprised!ReactionTimeChecker? is free. The app size is 24.32 MB. The latest version available is 5.4. The last update was on September 9, 2025.

What are the requirements for Surprised!ReactionTimeChecker??

The app has a content rating of Medium Maturity. The app has been available on the App Store since April 2013.

Description by NSC, K.K. (from the App Store)

This app " Surprised! Reaction Time Checker?” is not an app to measure reflexes.

When playing in a game that measures reflexes, it suddenly displays a fear image, and it is a surprise app to take a picture of the player of that moment.

Surprise your friends, lovers and family and get their photos!

You may get a photo of the surprised look of a yearning person ...

*This application has sound effects even in silent mode.
*In order to use the camera function to take photos, you need "Camera" and "Add photos only" permission to use this app.
*Please check the photos taken with the "Photos" app.
*Shaking the device violently can cause photos to be blurred.
*Be aware that the player is surprised and may break the device.
*Even if the user uses this game, the user or a third party other than the user, equipment, or even if there is a case where damage or a failure has occurred in human relations, we do not have any responsibility.
*If you are using iOS 14.5 or later, a dialog asking for tracking permission will be displayed at the first startup.

Production: NSC, K.K.
If you have any problems or requests, please check the contents of the “Contact Us” page on our website and send us an e-mail.
Click here for “Contact Us”: https://www.nscnet.jp/inquiry.html

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Screenshots

Screenshots by NSC, K.K., from the the App Store listing