The ISO 27001 Cost Calculator is a dynamic budgeting tool designed to reveal the true financial impact of achieving certification – helping organizations accurately forecast UKAS audit fees, uncover hidden SaaS subscription costs, and compare the exact 1-year and 3-year expenses across DIY toolkits, automated platforms, and traditional consultants based on mandatory ISO 27006 audit day guidelines.
In this guide, you will learn exactly how much ISO 27001 costs for your specific headcount—stripping away opaque pricing models to give you transparent, actionable budget estimates—with expert guidance from Lead Auditor Stuart Barker, founder of High Table and author of the ISO 27001 Toolkit.
ISO 27001 Cost Calculator (2027)
Estimated UKAS Audit Fee (Year 1)
Toolkit (DIY)
Year 1 TotalSaaS Platform (e.g. Vanta, Drata)
Year 1 TotalConsultant
Year 1 Total
*3 Year Cost includes Surveillance Audits (estimated at 33% of Year 1 audit fee per year) and recurring software subscriptions where applicable.
*Estimates based on ISO 27006 audit day guidelines and 2026 average day rates (£1,250).
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