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Cronometro

Link to the app
Cronometro icon

Progressive web application of a stopwatch, simple and compatible with all devices.

This application was created to explore the operation of web applications and add efficient animations.

Images

App screenshot

Interesting Parts

Animations

The animations are made with pure CSS; there are several animations.

When the start button is clicked, the two side buttons appear from the center.

If the stopwatch is running and the lap button is clicked, the counter is raised to make room for the list with the times of each lap.

Installation of the application

When opening the application, the option to install it appears, which allows you to use it offline and to have a shortcut on the device's home screen.

Install app prompt

Deployment

The application is deployed on GitHub Pages and, being a PWA, it can be installed on any device and has offline support. Link to the application

Application source code

The code is open source and is available on GitHub: link to the code