Check if magnets stick to surfaces by touching them on the screen. A magnetic symbol appears when a surface is magnetic, accompanied by vibration and sound feedback. Test surfaces like refrigerators, kitchens, and washing machines.
Change file and folder creation and last modified dates. Set custom dates or generate random ones. Process files within folders. Adjust date and time settings for multiple items.
The app generates test tones including sine, square, triangle, sawtooth waves, and noise. Users can combine up to four independent sources with phase switching for each channel.
