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Dynamo. The business engine.

We build one system for the whole company.

DYNAMO is a company incorporated in the United Kingdom. We build DynamoOS so a growing company can run sales, stock, accounts, people and projects from the same numbers, in every currency it trades in, and in English or Arabic.

Why we exist

Most growing companies run on an accounting app, a pile of spreadsheets and approvals in chat. Every new branch, currency or country makes the whole business harder to see.

DynamoOS puts every team on the same numbers, with a public price list and every employee free for self-service, so a company of 10 or 250 people can move onto one system without a six-month project.

What we believe

  • Clarity over complexity

    Business software should make the next step obvious, so every screen is designed to be understood at a glance.

  • Connected by default

    An app that keeps its own copy of the customer creates work. Everything we build works from the same customers, items and figures.

  • Your data, your choice

    Each company's data is kept separate, and you can export all of it in standard formats at any time.

  • Honest by design

    We publish our prices, date our changelog and say plainly what is not ready yet.

  • Global by design, local where it counts

    Every currency in one set of books, several companies under one sign-in, English or Arabic with the Arabic interface in preview, and country packs for local rules.

What you can check

  • E-invoicing tested in ZATCA's developer sandbox

    On 2 October 2026 the sandbox accepted all six e-invoice document types from DynamoOS with no errors. This is a sandbox test, not a certification.

    The Saudi Arabia pack
  • A dated changelog

    Every release is listed with its date, what changed and what was fixed.

    Open the changelog
  • A status page that says what it measures

    See the state of every service, straight from our monitoring.

    Open the status page
  • Security in plain words

    Roles and approvals, a history of every change, and encryption for every connection and every backup.

    Visit the trust centre

How we make claims

  • Every claim on this site describes what DynamoOS does today.
  • Customer logos, quotes and results appear on this site only with the customer's written approval, and we never publish user counts we cannot show.
  • Saudi e-invoicing is described as tested against ZATCA's developer sandbox, never as certified.

Company details

The registered details of DYNAMO. A detail that has not been published yet is marked as such.

Company
DYNAMO
Incorporated in
United Kingdom
Sales and general e-mail
sales@dynamoos.com
Privacy e-mail
privacy@dynamoos.com
Security e-mail
security@dynamoos.com

See DynamoOS for yourself.

Start a 14-day free trial with every app, or book a demo and we will walk you through it.