On iOS it seems the wallet software only accepts "dot" when you don't want to send an even $Oxen amount. Keyboard only shows "comma" as option (even if choosing English (USA) keyboard), which makes it impossible right now to send uneven $Oxen amounts.
![20210411_065321000_iOS](https://user-images.githubusercontent.com/77722427/114301297-e6bbb800-9acc-11eb-858b-e11e700c69b7.png)