Mathquizily - Personalized math tests
Mathway - Mathway is a freemium math solving app that helps you find the solutions to any math problem you can imagine.
MyScript Calculator - Perform mathematical operations naturally using your handwriting.
Math.com - Math.
Delta: Math helper - With Delta: Math helper, quickly solve any math problem with an algorithm. Save time checking your homework or studying for a test, it’s free!
WebMath - WebMath is a math site that creates answers to particular math inquiries and issues, as entered by a client, at a precise minute.