untied is the UK's personal tax app. Download, it links to your accounts, makes tax sense of your transactions and submits returns straight to HMRC. Contact us for partnerships. untied already works with partners such as Revolut, Deliveroo, Stuart and Deloitte. Don't want to use an app? untied also works in your browser, and if you're a platform economy worker you'll want untied for gig workers, the UK's only tax product designed explicitly for this community.