Korean and US patented watch keyboard app that overcomes the size limit

It is a watch keyboard patented in Korea and the United States. You can move the cursor to correct typos in the middle of the text using the side buttons or bezel(rotary). [Input Method] After entering the representative vowel ‘a’, press and release the character display window in the center to enter ‘z’ which is displayed on the key boundary as the previous character in alphabetical order, and press and release according to the number of times to enter ‘y’, ‘x’ etc. as the previous consonant in alphabetical order, and press and hold according to the number of times to enter ‘b’, ‘c’, ‘d’ etc. as the next consonant in alphabetical order. Press and release ‘a’ to enter ‘a’, press ‘a’ and drag to the inner character display window and release to enter ‘b’, drag to the displayed ‘c’ and release to enter ‘c’, drag to ‘c’ and then drag inward and release to enter ‘d’. If you press the button on the lower side of the watch quickly twice (within about 0.5 seconds) or turn the bezel in the opposite direction of the clock, the cursor will move forward. If you press the back button on the lower side of the watch slowly twice (between 1 and 2 seconds) or turn the bezel in the direction of the clock, the cursor will move backward.” If you press and hold ‘a’, it will be converted to the uppercase keyboard, and if you press and hold ‘A’, it will be converted to the lowercase keyboard. Press and release 7# to switch to number input screen. Press and release odd numbers at watch time display position to enter odd numbers, drag inside and release to enter paired even numbers. Press and hold 7# to return to main screen. (Premium version) The space key is spaced one space each time you press and release it, and erased one space each time you drag it inside after pressing it. After entering uppercase and lowercase alphabets, press and release the globe-shaped conversion key to display the Latin series characters, select and enter the corresponding characters. After entering the character, press the space key to leave a space and press the character conversion key, press the representative symbol key and the representative emoticon key to display the symbols or emoticons contained in it and press and release to select and enter. If you press and hold the globe-shaped conversion key or press and release the central character display window, it will return to the alphabet main screen. Press and hold the Space Key to drag and select the surroundings to settings, ENTER. You can select Predictive, Add Neo-Latin, Font Size by pressing Settings. (Premium version) You can send the character by dragging the Enter Key after pressing and holding the Space. After installing app, you can purchase premium version that allows you to use all functions of keyboard by pressing blue button at bottom of keyboard manual. If you delete app then reinstall or update like when initializing phone, you can restore premium version you purchased by pressing red button.