R-Digit by Chris Torrente

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With R-DIGIT, the calculator numbers will magically travel from your spectator’s phone to yours! A sweep of numbers and magical effects then opens up to you! Definitely expect amazement and laughter from your audience.
A turnkey routine lasting more than 2 minutes by Chris Torrente.

Features:
Same operation as a real calculator.
Switch from calculator mode to routine mode and vice versa right in front of your audience and whenever you want.
Possibility of chaining any calculator routine in your repertoire (eg: Toxic) before or after R-DIGIT without leaving the application.
Set of fully configurable effects (trigger mode, delays, etc.)
Possibility of connecting a universal Bluetooth remote control, but everything is designed to do without it.
Instant reset
Detailed explanation video (French/English) (subtleties are discussed to reinforce the effects)
No need for wifi or Bluetooth (can be done in airplane mode)
Two versions: fun and classic
Very easy to do
System requirements: Apple (iPhone) iOs 12 minimum and later versions.