Zoosk recommends showing your natural smile, citing a 2015 study that found people are drawn to a genuine show of pearly whites. That same study found people prefer a photo if the subject is tilting their head slightly, and if you're a woman seeking a man, make sure to incorporate the color red somewhere in your photo. If you really can't decide which photo to choose, don't be afraid to ask for a little outside help. A 2017 study found people tend to pick out less favorable photos of themselves when compared to letting others choose, so go ahead and ask your friends to help you!
Bumble works on a similar basis to Tinder. It's free, easy to set up and simple to use, and a right swipe indicates a like. A key difference, however, is that women have to begin the conversation, thus avoiding the countless cringey messages of Tinder. There's also a 24-hour time limit to start chatting, so if you find your soulmate you'd better move quickly.
The site has profile verification options to ensure you are matching with real people and not fake profiles. On top of that, the site has a Smart Match system that essentially allows it to learn your preferences the more you use it, and the option to send a “Mega Flirt” that reaches dozens of inboxes every 15 minutes. It's a site you won't easily grow bored of that aims to help you become a better dater.