The web servers log the IP addresses, languages or locations of users to make our service secure but those information are regularly deleted and never used except for refusing fraud accesses, abuses including web scraping. Log data also has users' the types of browsers or accesses timestamp.
AtQED uses Google Analytics to:
Please check the details in Google Analytics Terms of Service.
AtQED collects and stores words you input in the search form to improve our service. The data users' input (except the mathematical values) are not directly used to prevent from recording personal information like names or addresses malicious people input. AtQED is NOT an evil service collecting and selling personal data.
AtQED is a cloud calculator so records all the numbers or equations you input. If you input a certain integer, AtQED record it behind showing the page about the value's characteristics for better performance. If malicious users input the data suggesting the particular personal information, AtQED doesn't record anything about it.