Harken is a smart flashcard app that uses spaced repetition to make remembering easy. You can easily create cards with our flexible WYSIWYG editor—it supports rich text, code blocks, images, and more. Learn more in less time with Harken.
Nifty Airdrop lets you quickly get a list of everyone who has collected your NFTs, so you can airdrop them special pieces without having to comb through Etherscan or your Activity feed.
HarkenSpaced repetition flashcard app that makes remembering easy
