— guides & privacy —
Blog
Short pieces on privacy, files and how the tools work. No newsletter needed, no tracking.
4 min read
Convert a bank statement CSV to MT940 or CAMT.053 (no upload)
Turn a CSV bank statement from your bank, PayPal, Revolut or Wise into MT940 or CAMT.053 for your accounting. In your browser, without uploading.
Read more3 min read
Calculate Dutch VAT: add it to or take it from an amount
Add or remove Dutch VAT (btw) at 21%, 9% or 0%, with a note on the KOR and reverse-charge VAT. In your browser, without an account.
2 min read
IBAN name check: can you verify that a name matches an IBAN?
An honest look at what works locally and what does not: matching a name to an IBAN needs bank data, but validating the number itself is free in your browser.
3 min read
Uploading documents to the IND: formats and the 8 MB limit
The IND only accepts PDF and JPG, max 8 MB per file and 40 MB total. Check your documents up front and fix format and size in your browser.
2 min read
Open and read a UBL invoice without accounting software
A UBL invoice is an .xml file. Drop it into your browser and see a readable invoice with supplier, lines and totals, with download as PDF.
3 min read
Make text in a PDF truly unreadable (not just a black box)
A black box does not hide text, it lays something over it. Here is how to actually remove text from a PDF so no one reads it underneath. In your browser.
3 min read
Convert a PDF to JPG without uploading
You convert a PDF to JPG or PNG by rendering each page in your browser and saving it as an image. No upload, no account, and your file stays on your own device.
4 min read
Make a Dutch passport photo at home (no upload)
A Dutch passport, ID card or driving licence photo must be 35 by 45 mm, with your head straight, centred and 26 to 30 mm from chin to crown. You can crop it to size at home, in your browser and without uploading.
4 min read
How to type on a PDF without printing it
You can put text and checkmarks straight onto a PDF in your browser, without printing, scanning or an account. It works on a scanned or flat form too.
4 min read
How to check if an IBAN is valid
Check an IBAN on length, allowed characters and the MOD-97 checksum. That maths can run entirely in your browser, without uploading the number or making an account.
4 min read
E-invoicing is becoming mandatory: what it means for freelancers
Cross-border B2B in the EU: e-invoicing mandatory from 1 July 2030. Domestic Netherlands is not decided yet. What it is, what is already fixed, and how to open and create UBL invoices today.
3 min read
New: create an invoice with VAT as a PDF, no account or subscription
Build a clean invoice with VAT and download it as a PDF. No accounting subscription, no account, and your invoice data stays on your device.
3 min read
CSV opens wrong in Excel? Here is how to fix it, in your browser
Repair a CSV that opens as one column or with garbled characters: separator, encoding and line endings. All in your browser, no upload.
3 min read
Make a safe copy of your ID: watermark and redact in your browser
Lay a watermark over a copy of your passport or ID and black out sensitive fields, all in your browser. No government login, account or upload.
3 min read
Remove the background from a photo, in your browser with no upload
Cut the background out of a photo with a model that runs in your browser. No account, no credits, and your photo is never uploaded anywhere.
3 min read
Remove metadata from a photo or PDF, in your browser
Strip GPS location, camera, software and author from a photo or PDF. Drag-and-drop, all in your browser, and your file is never uploaded.
3 min read
Validate IBANs in bulk, without uploading your customer data
Paste a whole list of IBANs and see per line whether each is valid, plus the bank. Validation in your browser, no API call, no log.