Terms: http://www.myfitnesspal.com/welcome/terms_of_use
Privacy: http://www.myfitnesspal.com/welcome/privacy_policy
1. Can you control who has access to your data?
You grant MyFitnessPal a “perpetual” and “irrevocable” license to your data, including for advertising and publicity, and MyFitnessPal “may publish […] your name”. MyFitnessPal also “shares anonymized and Demographic Data with its advertisers and marketing partners”.
2. Can you export your data?
Only through their (invite-only) API.
3. Can you close your account?
You can close your account, but what data is retained is not clear
4. Can the terms change without prior notice?
“MyFitnessPal reserves the right, at any time and without notice, to add to, update, change or modify this Privacy Policy, simply by posting such update, change or modification on this page.”
5. Can I trust them to keep my data secure?
MyFitnessPal uses a secure connection (HTTPS), but only for signing in.