Plotly

Online, free, graphing and spreadsheet tool

You can use Plotly for scientific-quality graphing - Line graphs, bar charts, heatmaps, histograms, box plots and more - Import data from files, Dropbox, and Google Drive. - Analyze data with fits, functions, stats, and more. - Collaborate by sharing projects with your team. - Share graphs online, in presentations, or to social media sites. What People Are Saying "I am using the Plotly Chrome App to teach high school students how scientists really analyze and present data. This app goes well beyond anything else we have been able to find." -Dr. Michael Frank, 2011 Recipient, Presidential Award for Excellence in Mathematics and Science Teaching. "Plotly is my absolute favorite way to communicate data and complex ideas to my readers." -Dylan Matthews, Columnist, Washington Post "Plotly was key for getting NASA approval to launch a CubeSat for space exploration." -Professor Carl Brandon, Vermont Technical College