FLWR Tools
Useful tools. Private by design.
Free tools for images, invoices, bank exports, PDFs and websites. Your files are processed in your browser and never uploaded.
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45 toolsInvoice & BankingUBL Invoice ViewerOpen a UBL XML invoice or credit note as a readable document. Check the amounts, lines and parties, then print or save a summary. Nothing is uploaded.Invoice & BankingRF Creditor Reference CheckerCheck RF creditor references (ISO 11649) for the correct structure and MOD-97 check digits, and format them for payments. Free, nothing uploaded.SEOSitemap Comparison ToolCompare an old and a new XML sitemap to find added, removed and unchanged URLs before or after a website migration. Free, nothing uploaded.SEORedirect Map CheckerCheck a redirect spreadsheet for loops, chains, self-redirects and conflicting targets before a website migration. Free, no live requests, nothing uploaded.Invoice & BankingCSV to Excel Without Losing Leading ZerosConvert CSV to an Excel XLSX file that keeps leading zeros, long account numbers and IDs exactly as written. Free, runs in your browser, nothing uploaded.PDFMake PDF Pages the Same SizeResize every page of a PDF to A4 or US Letter so all pages are the same size. Mixed sizes are scaled to fit and centred, never cropped. Free, nothing uploaded.PDFPDF Page Size CheckerCheck the size of every page in a PDF in millimetres and inches, see A4, Letter or custom sizes, and spot mixed page sizes. Free, nothing uploaded.Invoice & BankingInvoice Number Sequence CheckerFind missing and duplicate invoice numbers in a list or spreadsheet. Series such as INV-2025 and INV-2026 are checked separately. Free, nothing uploaded.Invoice & BankingBank Statement CSV FormatterConvert a bank statement CSV to clean dates (YYYY-MM-DD) and amounts with a dot decimal, ready for accounting software or Excel. Free, nothing uploaded.SEOHreflang Tag GeneratorGenerate hreflang link tags for every language version of a page, with an optional x-default. Codes and URLs are checked as you go. Free, nothing uploaded.Invoice & BankingIBAN CheckerCheck whether an IBAN is correctly formed: country format, length and check digits, for one IBAN or a whole list. Free, runs in your browser, nothing uploaded.ImageCompress Image to a Target SizeReduce a JPEG, PNG or WebP image to the file size an upload form requires, such as 100 KB or 1 MB, at the best quality that fits. Free, nothing uploaded.ImageRemove Image MetadataSee and remove hidden GPS location, camera, date and author data from photos before sharing. JPEG, PNG and WebP, without quality loss. Free, nothing uploaded.PDFExtract or Delete PDF PagesSave selected pages of a PDF as a new file, or delete pages you do not need. Enter pages like 1-3, 5. Text and quality are unchanged. Free, nothing uploaded.PDFRotate PDF PagesRotate all or selected pages of a PDF by 90° or 180° and save the result permanently. Text and quality are unchanged. Free, nothing uploaded.PDFMerge PDF FilesCombine several PDFs into one file in the order you choose. Text stays selectable and quality is unchanged. Free, and your files are never uploaded.PDFJPG to PDFTurn JPG and PNG images into one PDF, one image per page, on A4, Letter or image-sized pages. Photos stay upright and keep their quality. Nothing is uploaded.PDFReorder PDF PagesRearrange the pages of a PDF by typing the new order, like 3, 1-2, or reverse the whole document. Quality is unchanged. Free, nothing uploaded.ImageImage ConverterConvert images between JPG, PNG and WebP, including WebP, HEIC, GIF, BMP, AVIF and SVG files. Convert up to 50 at once. Free, nothing uploaded.ImageResize ImageResize images to a width, height, exact size or percentage, one or 50 at a time. Keeps the proportions and the original format. Free, nothing uploaded.ImageFavicon GeneratorCreate favicon.ico, Apple touch icon, Android icons and the web manifest from your logo, with the HTML to add. PNG, JPG or SVG. Free, nothing uploaded.Invoice & BankingSWIFT / BIC CheckerCheck SWIFT/BIC codes for typos: length, country, location and branch code, with the country shown. Check one or 1,000 at once. Free, nothing uploaded.Invoice & BankingDuplicate Invoice FinderFind invoices entered twice in an accounting export: the same number written differently, or the same supplier, amount and date. CSV, free, nothing uploaded.SEORobots.txt TesterGoogle retired its robots.txt Tester. Test which URLs your robots.txt allows or blocks for Googlebot, Bingbot or GPTBot, and which rule decides. Free.SEOSERP Snippet PreviewSee how your page title and meta description look in Google search results on desktop and mobile, with pixel widths and where they will be cut. Free.Invoice & BankingEU VAT Number CheckerCheck EU VAT numbers for every member state and Northern Ireland: the country format and the check digit, one by one or as a list. Free, nothing uploaded.Invoice & BankingInvoice Aging ReportTurn a list of unpaid invoices into an aging report: what each customer owes, grouped into current, 30, 60, 90 and over 90 days overdue. Free, nothing uploaded.Invoice & BankingRunning Balance CheckerCheck that every balance in a bank statement CSV follows from the previous one, and find the rows where a transaction is missing or duplicated. Free.PDFSplit PDFSplit a PDF into single pages, files of a fixed number of pages, or the ranges you choose, and download them as a ZIP. Free, no upload.PDFAdd Page Numbers to PDFNumber the pages of a PDF: choose the format, such as "Page 1 of 10", the position, the first number and which pages to number. Free, no upload.PDFRemove PDF MetadataSee and remove the hidden properties of a PDF: author, title, software, dates and XMP metadata, before you send it. Free, nothing uploaded.ImageImage Print Size CalculatorFind out how large you can print an image: the DPI on photo, A4, A3 and poster sizes, and the largest size at 300 DPI. Free, nothing uploaded.ImageCrop Image to Aspect RatioCrop images to square, 4:5, 3:2, 16:9, 9:16 or your own proportions, from the centre or an edge, one image or many at once. Free, no upload.SEOUTM Parameter RemoverRemove utm_source, gclid, fbclid and other tracking parameters from URLs, and unwrap Outlook Safe Links and redirect links. Bulk, free, runs in your browser.SEOUTM Link BuilderBuild campaign links with utm_source, utm_medium and utm_campaign for one URL or many, with consistent lowercase tags. Free, runs in your browser.Invoice & BankingLate Payment Interest CalculatorCalculate the interest and fixed compensation you can claim on late invoices, at the reference rate plus 8%, for one invoice or a whole list. Free.Invoice & BankingBank CSV to OFX ConverterConvert a bank statement CSV to OFX or QIF to import into QuickBooks, Xero, Sage, GnuCash or Quicken. Converted in your browser; nothing is uploaded.PDFWatermark PDFAdd a text watermark such as CONFIDENTIAL, DRAFT or COPY to a PDF, diagonal or horizontal, in the colour and opacity you choose. Free, no upload.PDFCrop PDFTrim the margins of PDF pages by the millimetres you choose, on every page or selected pages, for printing, reading on screen or slides. Free, no upload.PDFCombine Front and Back ScansMerge separately scanned fronts and backs into one PDF in the right page order, even when the backs were scanned in reverse. Free, no upload.ImageImage to Base64Convert images to Base64 data URIs, ready for CSS, HTML, Markdown or email templates. SVG is written as compact text. Free, nothing uploaded.ImageAdd Watermark to ImageAdd a text watermark such as © Your Name to photos: in a corner, across the centre or repeated, with your size and opacity. Batch, free, no upload.ImageImage Color PaletteFind the main colours of a photo, logo or screenshot, with hex, RGB and HSL values and CSS variables to copy. Free, runs in your browser.SEOOpen Graph PreviewCheck a page's Open Graph and Twitter card tags, see how its link looks when shared, and get a corrected set of tags to copy. Free, runs in your browser.SEORedirect Rules GeneratorTurn a list of old and new URLs into 301 redirect rules for Apache .htaccess, Nginx, Netlify or Vercel. Chains are shortened and loops found. Free.