Stealth Mode means that your profile is invisible for Taimi users unless you swipe them right, send them a like. This mode guarantee that random user won't be able to find you on Taimi and your personal data will be disclosed only to users you interacted with. Stealth mode is available for free for all users.
To activate Stealth mode, please, do the following:
Open Taimi;
Go to your Profile (icon in the bottom-right corner);