Software
Wiki Answers
Answers.com: Wiki Q&A combined with free online dictionary, thesaurus, and encyclopedias.
AliPrice – AliExpress Price Tracker
AliPrice – AliExpress Price Tracker app lets you track the price history of any item from many online retailers like AliExpress, Daraz, and Amazon, etc.
Sicyon calculator
Sicyon is a freeware sci/eng all-in-one software tool - expression calculator, constant database, unit converter, solver