The best alternatives to Tock Alarm are Barcode Alarm Clock, CARROT Fit, and Alarmy. If these 3 options don't work for you, we've listed a few more alternatives below.
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Turn your room into a professional studio with this clock that provides you the most accurate time, up to 1/1000 second. Design and animations are inspired by the LED clocks from the 70s, still used by radio & television studios, airports, and more.