AccountsOS

Compliance

Audit Trail

Every change. Every actor. Every time.Comprehensive audit log — every data change captured with timestamp, user, before/after values, source (UI / chat / API / MCP / messaging channel). Searchable. Exportable. HMRC-grade.

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Free for 14 days, no credit card required

Live

In short

AccountsOS captures a comprehensive audit trail: every data change recorded with timestamp, user, before/after values and source (UI, chat, API, MCP, messaging channel). Searchable, filterable, exportable — HMRC-grade evidence for any enquiry.

Every
Change logged
Source
Attributed
Exportable
For audit

Everything Audit Trail can do

What's captured

  • Timestamp + user
  • Before / after values
  • Source: UI / chat / API / MCP / WhatsApp / Slack / etc.
  • Linked entity (transaction / invoice / etc.)
  • API key attribution for programmatic actions

Capabilities at a glance

Comprehensive change logging

Before/after value capture

Source attribution

Searchable + filterable

Exportable for audit

API key + MCP call attribution

How It Works

1

Anything changes

UI edit, chat-driven action, API call, MCP — anywhere.

2

Logged

Timestamp, user, before/after, source, linked entity.

3

Search later

Filter by user, date, entity type, source.

4

Export for audit

CSV export for HMRC enquiry or accountant review.

Real-world Use Cases

HMRC enquiry

Show change history of every transaction with user attribution.

Co-founder review

See what changes your co-founder made last week.

Why founders pick this over the spreadsheet

HMRC-grade evidence on demand

Source attribution makes troubleshooting trivial

Roll back if needed

Frequently Asked Questions

What's captured?

Timestamp, user, before/after values, source channel, linked entity, API key attribution. Comprehensive — every data change.

Can I roll back?

Most transactional changes can be reverted from the audit log entry.

How long is it kept?

At least 6 years — HMRC retention. You can keep longer.

Searchable?

Yes — by user, date, entity, source. Exportable to CSV.

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Wherever you message, you can do accounting.

Ready to try Audit Trail?

Get started with AI-powered accounting for your UK limited company.

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