With App Inventor Master Tools, (real name Ai Master Power Tools) you can simplify the creations of yours apps.
Look here for detailed instructions: http://troublebustersmobile.altervista.org/gabrip765-how-to-speed-up-apps-development-with-app-inventor/
1) First of all, you can search (with a random research) types of colors to better show your buttons, background color, textcolor and button background color in yours applications.
2) With Color studio you can start with an example color and modify it to have new color but you can also search a new color selecting Alfa and R-G-B values.
3) With Button Size Controller, you can select a type of button, then insert a text, choose font dimension and this tool will show you the minimum size to avoid cut words when yours app are installed in phones with small screen.
4) Many activity starter functions to help you to remember what kind of informations you need.
5) A Web Inspector to see the real Url links and many others things.
6) This app is Multilanguage (English - Italian).
You are allowed to use this product only within the laws of your country/region. SharewareOnSale and its staff are not responsible for any illegal activity. We did not develop this product; if you have an issue with this product, contact the developer. This product is offered "as is" without express or implied or any other type of warranty. The description of this product on this page is not a recommendation, endorsement, or review; it is a marketing description, written by the developer. The quality and performance of this product is without guarantee. Download or use at your own risk. If you don't feel comfortable with this product, then don't download it.