Neither WolframAlpha nor PDF Candy offers a free trial.
WolframAlpha is designed for Academics, Professionals, Researchers, School Teachers and Uncommon Use Cases.
PDF Candy is designed for Academics, Lawyers, Small Business Owners, Students and Academics and Uncommon Use Cases.
Pricing for WolframAlpha Starts at $5/month whereas for PDF Candy Starts at $3.64/month.
WolframAlpha offers several advantages, including Depth of Content, Accuracy, Educational Value, User Experience and many more functionalities.
The cons of WolframAlpha may include a Requires Internet Connection, Complex Queries.
PDF Candy offers several advantages, including Variety of Tools, User-Friendly, Free Access, No Installation Required and many more functionalities.
The cons of PDF Candy may include a Time-Limited File Availability, Internet Dependency.