J.S. Technology Ltd.

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TestCard ProHD
Free
Professionals use test cards to calibrate broadcast systems and cinemas use them too, so why shouldnt home cinemas or theatres use them too?...
iOS
MetroBaby
Free
MetroBaby is the ideal app when you need to entertain or distract a baby or toddler. With interactive animation and audio its just right for young...
iOS
Home Theater SPL
Paid
Home Theater SPL InformationProfessionals use SPL meters to calibrate audio reproduction systems in cinemas, so why shouldnt Home Theaters or Home...
iOS