Too Many Items is the best mod there is to have complete control of your items and blocks in your inventory. It also adds features for management of your gameplay such as switching between day and night and accessibility to a large variety of buttons to simplify your gameplay.
All Features
Get any item/block you want (even items/blocks added in mods!)
Switch between day/night, creative/survival
Heal button & kill
Set spawn
Ride animal (gives you an item which you can tap with on an animal to ride it)
Entity manager (advanced mobs adding system)
Settings allow you to change the button positions
Caution: This application created by a third party that is not a subsidiary of Minecraft Pocket Edition
or manufacturers (Mojang AB). Title Minecraft, Minecraft brand and assets are the property
of Minecraft Mojang AB or its owner. All rights reserved. In accordance with
http://account.mojang.com/documents/brand_guidelines
