50 useful tools.
Images, captions, PDFs, text, SEO checks and practical worksheets. Pick the task you need.
Image Compressor ↗Fit an image under your chosen KB limit.YouTube Thumbnail Resizer ↗Free browser tool. No signup.Signature Resizer ↗Free browser tool. No signup.Line Break Remover ↗Free browser tool. No signup.Duplicate Line Remover ↗Free browser tool. No signup.PNG to JPG Converter ↗Free browser tool. No signup.WebP to PNG Converter ↗Free browser tool. No signup.Character Counter ↗Free browser tool. No signup.CSV to JSON Converter ↗Free browser tool. No signup.UTM Link Builder ↗Free browser tool. No signup.Case Converter ↗Free browser tool. No signup.Image Resizer ↗Free browser tool. No signup.Image Cropper ↗Free browser tool. No signup.JPG to PNG Converter ↗Free browser tool. No signup.PNG to WebP Converter ↗Free browser tool. No signup.Image Rotate & Flip ↗Free browser tool. No signup.JSON Formatter ↗Free browser tool. No signup.URL Encoder / Decoder ↗Free browser tool. No signup.Base64 Text Converter ↗Free browser tool. No signup.URL Slug Generator ↗Free browser tool. No signup.XML Sitemap Validator ↗Check sitemap XML for malformed entries, duplicate URLs and basic URL issues.Robots Rule Tester ↗Test supplied allow and disallow rules against a path and user agent.Redirect Trace Analyzer ↗Inspect a pasted sequence of URLs for repeated steps and potential loops.Hreflang Tag Checker ↗Inspect language alternate tags in supplied page HTML.Heading Outline Extractor ↗Extract headings and flag skipped levels from supplied HTML.Image Alt Text Inventory ↗List image alt text and identify missing attributes in supplied HTML.Social Share Card Maker ↗Create a 1200 × 630 share image and starter Open Graph markup.Static QR Code Generator ↗Create a downloadable SVG QR code for a link or short text.Local Business Schema Builder ↗Create JSON-LD from your own business details.Breadcrumb Schema Builder ↗Turn name-and-URL pairs into a BreadcrumbList JSON-LD file.Subtitle Time Shifter ↗Shift all subtitle cue times by a chosen millisecond offset.Caption Line Length Checker ↗Flag subtitle lines longer than the limit you choose.Captions to Plain Text ↗Remove cue numbering and timings from SRT/WebVTT to recover readable text.Script Duration Estimator ↗Estimate spoken runtime from your script, selected pace and pauses.Vertical Video Safe Zone Preview ↗Overlay illustrative guides on a 9:16 image to review text placement.Image Print Size Calculator ↗Calculate physical print dimensions from pixels and your chosen PPI.PDF Merger ↗Combine PDFs in the file order shown by your browser.PDF Splitter ↗Split one PDF into fixed-size page groups and download a ZIP.PDF Page Extractor ↗Extract specified pages or ranges into a new PDF.PDF Page Reorderer ↗Rearrange one PDF using an explicit page-number order.PDF Page Number Stamper ↗Add sequential page numbers near the bottom of each page.PDF Cover Inserter ↗Combine a cover PDF and the main PDF in the shown order.Images to PDF ↗Place selected JPG, PNG or WebP images on A4 PDF pages.PDF Text Watermark ↗Add a translucent text watermark to every PDF page.Markdown to HTML ↗Convert Markdown into a sanitized standalone HTML document.HTML Table to CSV ↗Extract a selected table from pasted HTML into a CSV file.Website Project Brief Builder ↗Turn a list of pages and deliverables into a portable project brief.Freelance Rate Worksheet ↗Calculate required hourly revenue from your own annual targets and billable hours.Service Quote Comparator ↗Compare entered quote prices and inclusions in one ordered CSV.Packing Checklist Builder ↗Deduplicate your packing items into a printable plain-text checklist.