Square

Start accepting in-app, online and in-person payments with our industry-leading APIs. Redeem up to €2500 in free processing fees at square.com/campaign/api + up to 300€ discount on hardware with code BIENVENUE. Square offers APIs, hardware and omnichannel payment solutions - accept single and recurring payments, create subscriptions and gift cards, automate invoicing, make 3DS easier, all in one place. Choose from our curated selection of pre-built partner apps or leverage our APIs to transfer transaction data into a CRM, OMS, ERP or any enterprise business solution. Design an app to benefit merchants by building on Square APIs and list it on the App Marketplace to reach millions of businesses around the world.