The keyboards installed by default by smartphone manufacturers are not always suitable for intensive use. Fortunately, Android allows the installation of alternative keyboards. Just to save you time, we offer our selection of the 5 best keyboards for Android smartphones..
Swype
A pioneer in swipe writing, Swype is certainly one of the best alternative keyboards available on the Play Store. Precise, intuitive, this keyboard accumulates superlatives. 
Its clever sliding input system allows you to write texts faster. The principle: instead of typing on the keyboard, you slide your finger from one letter to another until you form your word.
Swype also offers a predictive engine capable of guessing the word you are going to type. Word suggestions are displayed as you type your text. This system will save you considerable time..
SwiftKey
This keyboard stands out above all by its simplicity of use and the richness of its functionalities. The SwiftKey Store offers dozens of themes to personalize your keyboard. Like Swype, the SwiftKey application is able to predict what you will type and the emoticons you will use.
It adapts as well to the smartphone as to the tablet in order to offer users the best typing comfort. They can also adjust the layout of the keys if they wish. Finally, last important point, the SwiftKey keyboard has changed its pricing policy (freemium). The themes are now free, however, and some features are subject to charges..
Minuum
Little known, this keyboard for Android is nonetheless very interesting. Once taken in hand and with a little training it will save you significant time. Its prediction algorithm is particularly effective. Suddenly, the interface is limited to only two lines of characters.
It may seem very little but it frees up a lot of space on the screen. For refractory to this type of interface, Minuum has provided a normal input mode with a standard keyboard of normal size.
Fleshy
The Flesky keyboard won the title of the fastest keyboard in the world in 2014, beating the record speed for writing on a smartphone (25 words in just 18.19 seconds). To reach such a typing speed, Flesky uses a very efficient prediction system but also a very precise autocorrection functionality. 
Some users boast on the internet that they can write any text without even looking at their mobile screen. We let you try.
Flesky offers dozens of colorful themes such as the Snow Queen or Hunger. There is something for every taste. Emoticon lovers will be delighted to learn of the presence of 800 emojis within the application.
Kika Emoji Keyboard
This keyboard is certainly not the best known Android mobile typing application on the market, but Kika Emoji Keyboard is nonetheless very interesting. The themes are more or less in good taste but one thing is certain: they bring color to your smartphone. 
Personalization fans will even be able to add their own photos to the keyboard.
Kika Emoji Keyboard is very pleasant to use. The app also has over 1,200 emoticons and hundreds of stickers to make conversations more fun and engaging.