Free CSV preview — parse & preview NNS transactions free.

Try Free Demo
CSV Uploads

Your tax workspace

Sign in with Internet Identity to save your progress and unlock your report.

Filing outside the UK? Register Your Country Interest
NNS export
Drag and drop your NNS transactions CSV below, or click to browse. Then run the calculation.
How to export your CSV

Pasting or dropping a CSV file parses automatically. Click "Clear Old Data" to reset your inputs.

Parsed transactions
Your uploaded NNS rows will appear here.

No transactions uploaded yet.

Unlock your summary
Summary figures are locked. Unlock with Stripe Checkout to view your realized gains, cost basis, charts, and Section 104 pool.
£49.00p/ report

How this payment works

One-time purchase — single report

  1. Choose Pay with Card or Pay with Crypto to complete this one-time purchase.
  2. This report unlocks instantly the moment payment succeeds — no waiting.
  3. An HMRC-ready PDF receipt is delivered to your account for your records.

One payment unlocks this report permanently. Refunds are not available once the report is unlocked.

No refunds once unlocked. Due to the digital nature of the goods, refunds are not available once the report is unlocked.

Report
Your full HMRC-ready report lives on its own page — preview the document, unlock it, and download PDF or JSON.

Realized gains

—

Cost basis

—

Disposals

0

Status

Locked

Unlock on the report page with Stripe or on-chain payment.

View full report
My Unlocked Reports
Your previously unlocked tax reports and re-download links.

You have no unlocked reports yet. Upload a CSV and unlock your report to get started.