Beacons - Monetize your TikTok, Twitter, and Instagram bio links
Decidr - Make better decisions with quick A/B polls
Stacky.me - Easily manage all your bio links in one place.
Go Fucking Do It - Set a deadline and a price. If you fail, you pay.
Last Link - The last Instagram bio link you will ever need
AbTest.io - A free url shortener with A/B testing features