All members who sign-up to our web app automatically get a 'free credit'.
You can use this free credit towards any post you like and in turn, you'd get comments, likes, saves, shares, reach and impressions.
You do not need to add any payment details whatsoever to avail the free credit.
To access your free credit simply create an account, add a valid Instagram username (no login required) and tap a post from the feed, and choose 'Boost with Free Credit'.