Open your JPG photos.
PNG is already chosen.
Press Convert and save the PNGs.
No. They are converted in your browser, so they never leave your device.
Usually, yes. PNG keeps every detail without compression loss, so photos take more space than as JPG.
Family photos, ID pictures and screenshots stay on your phone or computer from start to finish. Even where a photo was taken stays private.
How it stays privateFind the right tool for your photos.