Text and data
Rekenblad“rekenblad”, Dutch for spreadsheet
Convert CSV, Excel and JSON, remove duplicates, count words, make QR codes and passwords.
Online15 tools
All tools of Rekenblad (15)
Every tool has its own page on Rekenblad, in your language. Click and you can start right away.
- CSV to ExcelConvert a CSV to an Excel file, with correct numbers, dates and leading zeros.
- Excel to CSVConvert a worksheet from Excel or ODS to CSV, with a semicolon or comma as you choose.
- JSON to CSVConvert JSON to a CSV or Excel table, or a CSV back to JSON.
- Remove duplicatesRemove duplicate lines from a list or duplicate rows from a CSV, on the columns you choose.
- Compare two textsCompare two versions of a text and see what was removed and what was added.
- Word counterCount words, characters, sentences and paragraphs as you type, with reading and speaking time.
- Change caseChange text to upper case, lower case, title or sentence case, camelCase or snake_case.
- Clean up textClean up text from a PDF, website or email: double spaces, hard line breaks and invisible characters.
- QR code generatorMake a QR code for a link, text, Wi-Fi or contact card, as PNG or SVG, that never expires.
- Barcode generatorMake an EAN-13, EAN-8 or Code 128 barcode, with check digit, as PNG or SVG.
- Password generatorGenerate a strong random password or a passphrase of ordinary words you can remember.
- Sort linesSort lines alphabetically by language rules, by number, by length or at random.
- JSON formatterCheck JSON and tidy it up, with any mistake shown by line and column.
- Find and replaceReplace words or patterns in a text, with a count and a preview first.
- Table to MarkdownTurn a table from Excel or CSV into Markdown, HTML or tab text, and a Markdown table back into CSV.
What Rekenblad does
Rekenblad is Handig’s spreadsheet for small jobs with text and lists. Clean up a member list, lay two versions of a text side by side, a QR code for your poster. What you paste stays in your browser.
Where the work happens
On your device
Everything happens in your browser. Nothing is sent.
The page of each tool says it again, exactly for that tool.