WorldFab
Modification WorldFab enables you to utilize six tools for altering maps in Minecraft Pocket Edition. Once you get the hang of it, you’ll be able to modify the landscape as you wish – but first, you need to learn how.
Let’s outline the features that will be available in Minecraft:
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The brush tool, also known as the paintbrush, enables users to perform various actions in Minecraft:

Comes in various shapes and sizes.
Coloring serves as a sub-tool of the previous type:
The third item randomly arranges blocks that you can select yourself in MCPE.

Take advantage of the pre-made templates! The creator of the mod offers a decent selection.
The selection feature allows you to use commands within specific parameters – height and width. Enabling experimental settings is essential for functionality!