Hassle-free accountancy
and bookkeeping for the little guy

Accountancy & Bookkeeping graphic.

One Abacus provide complete accountancy and bookkeeping management for freelancers, contractors and SMEs. Whether you’re a sole trader or a limited company, whether you need support on a day-to-day basis or just want someone to handle your annual tax return, we’ve got your back.




Accountancy Software For Freelancers & Contractors


All of our bespoke packages include Free Agent, the premium, multiple-award winning online accountancy and bookkeeping software designed just for freelancers, contractors and SME's.


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We offer complete accountancy packages for small businesses, and standalone ad-hoc support, completely tailored to your needs. Read more on our services page.

Accountancy Services & Prices


Complete accountancy management packages start from as little as £55/month. Check out our pricing page for full details of our accountacy packeages for freelancers, contractors & small businesses.



One Abacus

Who are we and what do we do?