Apps like Snapchat, Instagram, or Facebook are usually combined with Face Chat apps like WhatsApp. Although, have you ever wondered, why the combination? Well people meet on social media apps, exchange numbers, and start calling and chatting on video. Basically, this method is meeting someone on one platform and take them to another platform for calling.
This way of finding women is sort of strange. There are many people on those apps and for all you know, they could be lying about their age, and you could be involved in a crime due to the 'love' you gave to them. Instead try dating sites. Adults will only come on dating sites, so that is one issue crossed. Now you just need to find a good video call dating site.