Ask.fm - Curious? Just ask! Openly or anonymously.
Sarahah - Sarahah is a Social Networking Application for providing anonymous feedback launched in 2016 and available to use on iOS and Android platforms.
piegonmsg.com - Get nameless feedback from family members, friends, classmates, or customer review.
Lipsi - This app is an often used app as an alternative for Sarahah.
Zabuu - Anonymous questions can also be from the follow-up list.
Yastalk - Receive honest feedbacks from your co-workers, friends or knowns