Nope, no funny business. All it takes to start your account is your email address and a few other pieces of information. We don't even ask for your credit card.
Are there any limits?
The Free Plan has room for 3 studies and comes with 5 GB of data storage. After you've uploaded 3 studies or your studies exceed 5GB storage, you can upgrade to a paid plan for more space. Don't worry though, we've found 5 GB of data is enough for 95% of all users.
Do I have to worry about you selling my email or data?