Online tests are either boring, or expensive or have no scientific value.
E-Diagnostics makes scientific online assessements that are fun and free!
So far 19,304,322 (over 19 million) unique users have taken our tests, without us doing any marketing!
We monetize via:
1. small fee for premium test results
2. sponsor, who pay for users liking their Facebook Page
3. clients, that want to have our test for user engagement