Highstock
7,841 websites

Highstock offers both free and paid options

http://www.highcharts.com/products/highstock

Highstock lets you create stock or general timeline charts in pure JavaScript, including sophisticated navigation options like a small navigator series, preset date ranges, date picker, scrolling and panning.

VS

SocketIO
21,541 websites

SocketIO is free to use

http://socket.io/

Socket.IO aims to make realtime apps possible in every browser and mobile device, blurring the differences between the different transport mechanisms. It's care-free realtime 100% in JavaScript.

Market Share by Top Websites

1 SocketIO is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, Highstock is clearly lagging behind, losing to SocketIO in all segments.

Websites Categories

1 SocketIO has better usage coverage in more websites categories. Including Adult, Computers Electronics & Technology, Games, Science & Education and 17 other categories.

2 Highstock is leading in Finance, Jobs & Career and Heavy Industry & Engineering.

Geography

1 SocketIO is leading in most countries, including United States, Poland, China, India and 120 other countries.

2 Highstock is leading in Iran, Nepal, Jordan, Albania and 17 other countries.