What are some alternatives?
When comparing Swype Keyboard and Sparkling Heart Keyboard Theme, you can also consider the following products
Fleksy Keyboard - Type fast, on a customizable keyboard. Most personal gif keyboard. +45 languages to type in, add your colourful theme. Access apps from your keyboard.
Keyboard for Phone X - Keyboard for Phone X is a free to use application that allows you to enjoy Phone X like chatting experience and bring your phone a new look.
Swiftkey - SwiftKey keyboard allows for seamless typing and adapts to the way you type, so you can spend less time correcting typos and more time saying what you mean.
Love Keyboard - Love Keyboard developed and published by launcher 2018.
TouchPal Keyboard - Unique patented technologies of TouchPal Keyboard:
Keyboard for Galaxy Note 8 - Keyboard for Galaxy Note 8 is a stunning app that will make your phone cooler and smarter.