Clicker vs Open PVT

Count anything on your Apple Watch, iPhone, or iPad. Join hundreds of thousands of people that are keeping track of something important in their lives. How can you use Clicker? From our app reviews, here is what folks are counting: • Laps while running on a track • Rests in orchestra rehearsal • Ounces of water each day • Number of times you smoke to cut back • Consecutive days of exercising • Number of books read • Tips from customers • Rows while knitting • Number of summer swims • Pizza folds! You can count anything! Tapping the big plus button to update your counter and get haptic feedback. You don't have to stare at your device while counting! Includes an Apple Watch complication that lets you easily see and access the counter. Use the gear icon to change settings like the color, a goal count, and to reset the count. Records up to 9,223,372,036,854,775,807 taps. Knock yourself out!

Open PVT is a psychomotor vigilance and reaction-time testing application. The app provides configurable 3-minute, 5-minute, and 10-minute test sessions in which users respond as quickly as possible when a visual stimulus appears. Open PVT records trial-level and session-level measurements including reaction times, lapses, false starts, timeouts, session timing, and summary statistics. Features include: • 3-minute PVT-B testing • 5-minute modified PVT testing • 10-minute standard PVT testing • Reaction-time feedback • Lapse, false-start, and timeout tracking • Session history • Trial-level data review • CSV export for data analysis • Local on-device data storage • No advertising • No automatic cloud upload Test data remain stored locally on the device unless the user explicitly exports or shares them. Open PVT may be used for educational, analytical, or research-related purposes, but the app itself does not enroll users in studies or provide clinical services. Open PVT is not intended to diagnose, treat, cure, prevent, or provide medical advice regarding any disease or medical condition.