MIT App Inventor Help

Topic	Replies	Views	Activity
FAQ - Power Users faq Frequently Asked Questions about programming in MIT App Inventor 2, and answers to those questions or links to sites that answer those questions. Purpose of this FAQ This is a supplement to the old google group for AI2 …	2	6517	September 26, 2019
About the MIT App Inventor Help category	13	5161	March 1, 2023
Why is an application with FirebaseDB slow when installed on Windows 11(when using Windows Subsystem for Android to emulate)?	3	44	December 12, 2025
Calories tracking app listview , ai	4	107	December 11, 2025
Download on browser	7	135	December 11, 2025
I need help rotating an image sprite help , imagesprite	2	40	December 11, 2025
setTop error running on phone ios , runtime-error	3	43	December 11, 2025
Runtime Error Error from Companion: Attempt to invoke virtual method 'boolean java.lang.String.equals(java.lang.Object)' on a null object reference firebase , firebase-storage	19	532	December 11, 2025
Error 4200: Error from the ChatBot code 429 You have exceeded your free usage today, chatbot	0	79	December 10, 2025
HELP Me for my project solver sudoku	5	106	December 11, 2025
What is the easiest way to save spinner in a choosen position?	53	292	December 11, 2025
Is it possible to make new sprites/balls while playing	22	2609	December 10, 2025
I need help building an educational app – Easy Learning	20	304	December 10, 2025
Trouble connecting BluetoothClient.Connect block to ListPicker.AfterPicking event bluetooth	2	76	December 10, 2025
How can i put the destination? navigate , map , uber	2	81	December 10, 2025
NFC para registro sensors , nfc	2	71	December 10, 2025
App go freeze when phone time out, SoundPressureLevel extension	9	173	December 10, 2025
Get attention from a ‚sleeping‘ phone	12	124	December 9, 2025
Can't open Mit app inventor project from project list bug-or-problem	18	154	December 9, 2025
Help app stopped working	11	136	December 9, 2025
AI Chatbot Amazon Blog / Do I need Open AI token chatbot	0	60	December 9, 2025
My code is not really working bug-or-problem	4	119	December 9, 2025
Student code grayed out. No color display for different commands	1	72	December 9, 2025
Blocks grayed out	2	86	December 9, 2025
Importing data from a csv file	9	174	December 9, 2025
How check or set the media type of a Request?	2	88	December 8, 2025
What Magic Is Needed to Get an MIT App to Connect to HC-05? arduino , bluetooth , hc-05	4	139	December 8, 2025
Error runtime : Error from Companion: Attempt to invoke virtual method 'boolean java.lang.String.equals(java.lang.Object)' on a null object reference firebase	8	107	December 8, 2025
Problems with App Icon icons	53	10831	December 8, 2025
HC-05 bluetooth not working bug-or-problem , arduino , bluetooth , help	12	144	December 7, 2025

FAQ - Power Users

faq

Frequently Asked Questions about programming in MIT App Inventor 2, and answers to those questions or links to sites that answer those questions. Purpose of this FAQ This is a supplement to the old google group for AI2 …