A universal dropper device for vision-impaired people, suitable for providing a sound or vocal indication of the drop count of a liquid substance, for example a medicinal substance, while being poured into a container; the dropper device comprises a container 10 provided with a capacitive sensor 15 on the bottom 14, adapted to supply detection signals SR for detecting the drops 11; the capacitive sensor 15 is operatively connected to a process unit 16 suitable to generate SC counting signals co-related to the detection signals SR of the drops 11 emitted by the sensor 15; a sound module 18 comprising a sound transducer 19 provides sound signals or vocal information SO / SV co-related to the drop counting signals SC generated by the process unit 16. The container 10 for collecting the drops 11 may consist of a glass, a cup, a spoon, or may have any other suitable configuration.