FAQ Section: Charts and Graphs

Frequently Asked Questions
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AI2 Charts Component

AI2 Charts Component Help - MIT Oct 2022

AI2 Charts Usage Guide - @elatoskinas

Charting CSV Data by DateTime in the AI2 DataFile component - ABG

Charting from TinyDB by Date - ABG

Charting with Date Labels - Oct 2025 ABG

Realtime Chart sample - @Kevinkun

Charting from ESP32 via Bluetooth - @Patryk_F

Charting by HH:MM code sample - @ABG Jan 2026

Javascript based

Chart..js examples / Spanish / Juan Antonio

How to generate an animated Pie Chart using the Chart.js library

Charting by HH:MM Sample - @ABG Jan 2026

Gauge Charts

Plotly JS file to display real time data - Giriraj Pawar

Highcharts Setup on AI2

Charting Extensions

ChartMaker Extension - Kager & Manning

ChartMaker extension decoded - TimAI2

[Free] ChartMakerPlus - an extension to make google charts - TimAI2

Dynamic Graph Extension - Juan_Antonio

Chartmaker Extension - Two Line Charts

Blocks based on Canvas

Donut/Pie/Radar graphs - Alejo Arué Ocampo

Dynamic graph, sinusoidal wave, shift left graph - Juan Antonio

Line Graphs using Blocks - Ryan Cheung

Plotting sin, cos, tan - Scott Ferguson

Scrolling graph - Martyn_HK

Scrolling Graph of potentiometer via BlueTooth - kio4.com

Torus charts using Draw Arc block - TimAI2

Google Script Based Charts

Google Sheet Pie Chart Image - TimAI2

Google Charts

Sankey Diagram in Google Charts from a Google Sheet - @manyone

Web Service Chart APIs

Create bar or line charts without any extensions, with the QuickChart API - Gordon_Lu

Tables

Dynamic table layout with any number of rows and columns including table listpicker - Taifun

5 Likes
Real time graph
Graph generator
Trying to create a graph
Create "dynamic" screens
Connecting SQLite extension and ChartMaker extension
Multiple Line Graphs on a Single Canvas
Adding labels on the axes in a canvas of App Inventor
Help with TinyDB and creating charts/graphs
How do I make a graph in MIT App Inventor?
Dynamic graph. Sinusoidal wave. Shift left graph
How do I chart with the data in TinyDB?
¿Se pueden hacer graficos con lienzo usando el Mit App Inventor?
Creating a real-time graph
The line of the graph is not constant, it jumps all over again
ChartMaker does not work
I'm trying to turn a simple on/off indicator into a more detailed/complex display of the information from serial
Chart Plot Labels
Err_file_not_found
Can you help with Extension Gauge App Inventor?
Question - App Testing on GUI Application Testing Programs
เราจะนำข้อมูลจาก Firebase มาทำเป็นกราฟยังไง ต้องทำยังไง
Sending realtime data EMG to my Android via BluetoothLE
Storing result in TinyDB and using its data for bar chart
Bluetooth Client Polling Rate
Application not displaying correct graph with HC,05
Не обновляется график
Display different chart on different button
Sending realtime data EMG to my Android via BluetoothLE
How do i make a Chart from a CSV file?
ChartMakerPlus - Update the graphs automatically from firebase
Creating charts in MIT App Inventor
Creating charts in MIT App Inventor
How do you use the chart2D plugin to create a chart with time as the horizontal axis
"Seeking Expert Advice: Optimal Block Selection and Logical Organization for a Dynamic Percentage Calculator App in App Inventor"
I have some problem about my code block project. I am collecting data in first screen using tinyDB to diplay in second screen but after i am back to first screen and come back again to the second screen the data disappear. what's wrong?
Line graph please help
How do you parse text?
Looking for help with water tracking app
Live data in list view ,how?
Can anyone help solve the block?
Draw a line graph from data
Error: bad Arguments to DrawLine
Help with comparing numbers
How do you make a line chart?
Regarding receiving epoch value
Glitched data printing using bluetooth
List of Lists - Create, Update, Extract
How can I creat a graph of a sensor?
How to split data received from Arduino?
How do I make analyst dashboard?
[HOWTO] 📈 Create Charts using QuickChart API (no extensions required)
How do we add graph for the analog output coming from Arduino in MIT?
Pointer on graph
Request for Assistance display data from CSV file
How to log and chart data
How do you display real time data in graphical representation on MIT app?
:bar_chart: [Free] ChartMakerPlus - an extension to make google charts
How can I create data storage using clock component and display it in a table using calendar?
Line graph that update live on MIT APP
Señal ECG y lienzo (ECG (EKG) signal and canvas )
How do I plot ECG (EKG) graphs from BLE devices please?
How do I use google sheet data in App Inventor to make a pie chart?
Variables data store and display
How do you set x- and y- dots on a 2Dchart?
Interactive Graphs?
With successive clicks on a button, the quadrants of the circle with different colors will appear, of course, using canvas and arc
How do you create chart with fix of x-axis and y-axis?
Firebase vs Lists & Listview?
How can I highlight regions on my ChartData2D line plot and requesting help on my project?
Formatting time in Chart
About vertical bar charts
Before I start, is this possible?
App Inventor working with Firebase database
Price trend of a product on a graph
Graph Values Are Too Small
Connecting TinyDB to ChartData2D
Create graphs with input values from ESP32
Create graphs with input values from ESP32
Is it possible to have my Chart with text axis?
Showing data in graph
Fetch the data from the firebase and show it in the graphs and tables
How do you use charts? Through data Is there a simple?
Real time graphically representation of Arduino readings via HC-06
Line Chart with time on x axis
Canvas graph not plotting
Visualising button presses on MIT App
Parabolic Jump for an school project
How do you use a Wheatstone Bridge to calculate Resistance using Bluetooth?
¿Cómo puedo graficar en App Inventor los datos de temperatura y humedad recibidos por Bluetooth?
:bar_chart: [Free] ChartMakerPlus - an extension to make google charts
Chart shows "invalid entry" error when plotting data from a dictionary
Saving and recovering data from tinyDB
Seeking help for creating a calibration cruve app
Using chart.umd.js to create chart
How do you use a Wheatstone Bridge to calculate Resistance using Bluetooth?
Analytics & Statistics Tracker
How can I fix this problem (with the Chart component)
I have trouble in saving data in list and import to chart
Formato del gráfico de línea de Chart
Using Canvas to override numerical y-labels on a Chart
RE: Timer and Device battery
App to realize graphical data from a microcontroller(PSOC) and storing the data
Refresh chart with bluetooth
Data grid for AppInventor?
How to connect bluetooth data to Chart component, dynamic chart
Which Line Graph?
Fill any shape with a color?
Negative variable for quadratic equation
Help with fetching the link to a .js file that I uploaded into my MIT 2 App in order to correctly point the .HTM <src> path
MIT App Inventor 2 & Highcharts data.csv configuration with RSSI and Distance Variables
Need help with split items from list and merge them in another list
Statistical charts
:green_square: HOWTO: Get Chart Image from Google Sheet
CSV file to Graf Apps
Is this app idea possible with MIT App Inventor
Please help with line chart
Drawing graphics from google sheet to the application
Pie Chart update automatically
Changing bar chart colour
Dictionary error "not a well-formed list"
:bar_chart: [Free] ChartMakerPlus - an extension to make google charts
Data Visualization Add-In for Google Sheets and Microsoft Excel 365
How do I compare and save data from bluetooth?
How to display bluetooth data onto listview
How do I convert a Label from Arduino to a signed number
What are possible visualizations available to depict data insights?
Breaking up a lists of lists into separate lists
Oscilloscope screen on app
EMG sensor App to send data to google sheet
[Extension] Dynamic graph. Shift left graph. Sinusoidal wave. Bluetooth
When ever I go to block section, the page freezes
Which is the block that defines any item in the list to be added to another list?
Elaboración de Dash board
Which is the block that defines any item in the list to be added to another list?
Plotting Data in App Inventor from Google Sheets
How to receive the instant timestamp of ADC value received for BLE
Problem with Google charts in webviewer
SANKEY Diagram for data visualization
Graphing help to get some reaction
How can i display current 3 sensor variables from HC05 as a graph?
Bubble Sort Visualizer