Touchscreen keyboards are subjective, some you like, some you don't. If you love the pure Google keyboard on the Nexus 4, you can download if from the the Google Play Store for free and use it on your Samsung Glaxy S 3/4 , HTC One or other Android 4.0 or later device.
Some manufacturers use their own keyboard, this app gives you the Google Keyboard. Some users have noted that is smaller than the keyboards installed on their Android smartphones.
The Google Keyboard is apparently is faster than SwiftKey or the Samsung keyboard on the Samsung Galaxy S 3/4. It can use a swiping motion similar to Swype keyboards.
Key features:
• Gesture Typing with dynamic floating preview.
• Voice Typing.
• Next-word suggestions and current-word completions.
• Dictionaries for 26 languages.
• Advanced keyboard layouts.
• Works across your Android devices (tablets and phones).
There's no support for Korean or Japanese languages. Android 4.0 Ice Cream Sandwich or later required.