A tool for your next task.

Shift every SRT or WebVTT timestamp by one explicit offset without changing cue text.

Arrange a PDF into printer-ready booklet order for A4 or Letter paper.

Count UTF-8 bytes, review repeated terms, and check a chosen Amazon search-term limit.

Merge CSV files with an exact file-by-column review, source-row quarantine, and no automatic header matching.

Create an Excel-safe CSV for selected barcode, SKU, phone, and postal-code columns without guessing lost digits.

Turn JSON Lines data into CSV without silently dropping late columns or nested object fields.

Review Gmail dot and plus-tag aliases before choosing which duplicate email addresses to remove.

Split one XML sitemap into upload-ready sitemap files and a sitemap index without silently dropping URLs.

Normalize known Windows timezone labels in an ICS file without shifting event times or deleting recurrence rules.

Review inconsistent CSV rows, normalize verified rows, and keep problem rows in a separate review file.

Remove selected OpenAPI paths, preserve shared schemas, and download a JSON spec with checked schema references.

Compare .env files by key, find missing variables, flag simple syntax issues, and create a safe empty-value template locally.

Remove supported secrets from HAR headers, URL parameters, JSON, and form bodies without silently changing unknown body formats.

Find known API keys, tokens, webhooks, database passwords, and Bearer headers before sharing text.

Inspect hidden sheets, rows, columns, comments, links, and document properties in an XLSX workbook before sharing it.

Mask deterministic sensitive details before sharing text with an AI, then restore exact tokens locally.

Remove selected privacy fields from a VCF file while keeping every other vCard line unchanged.

Remove embedded contact photos from a VCF file while keeping remote photo links and other fields unchanged.

Create calibrated Avery 5160 or A4 barcode label sheets from a CSV with product quantities.

Review and remove standard PDF /Info fields and XMP metadata locally.

Review exact duplicate contact signals before deciding whether to merge anyone.

Split a CSV address column into street, city, region, and postal code.

Fix Excel serial numbers and multiple CSV date columns with an explicit format for each column.

Build and validate an XML sitemap from CSV URLs with row-by-row checks.

Validate calendar rows and download a Google Calendar-ready CSV or one-time ICS file without guessing dates.

Aggregate order quantities by SKU, sort by bin, and print one pick list.

Create printable packing slips from CSV orders, with row-by-row delivery checks.

Extract embedded contact photos from one or more VCF files and download them as a ZIP.

Add a text watermark to multiple PDFs locally, with page ranges and file-by-file results.

Convert calendar events to CSV without shifting original event times.

Create EAN-13, UPC-A or Code 128 barcodes from CSV with row-by-row validation.

Create campaign URLs from a CSV, report invalid rows, and download only valid links.

Create QR codes from a CSV column, review invalid rows, and download valid SVG files together as a ZIP.

Join images vertically or horizontally, then split oversized results into safe PNG parts instead of creating a broken file.

Extract editable English text from clear images locally in your browser. Choose a layout for documents, articles, signs, and screenshots.

Split CSV files by size or row count. Keep related rows together, repeat headers and download every part as a ZIP — privately in your browser.

Compare two texts and spot added, removed, and edited lines with word or character highlights. Your text stays in your browser.

Turn PDF pages into JPG or PNG images. Preview pages, choose your resolution, and download images without uploading your PDF.

Generate safe JSON-LD for organizations, local businesses, articles, products, events, and people.

Build properly encoded campaign URLs while preserving existing query parameters and fragments.

Generate placeholder text by words, sentences, or paragraphs with predictable local output.

Encode HTML-sensitive characters or decode named and numeric character references locally as plain text.

Count words, Unicode characters, sentences, paragraphs, lines, bytes, and estimated reading time locally.

Convert text to uppercase, lowercase, title, sentence, camel, Pascal, snake, kebab, or constant case.

Calculate SHA-256, SHA-384, or SHA-512 checksums for files locally and compare an expected hash.

Convert Unix seconds or milliseconds to readable dates and timezone-explicit ISO dates back to timestamps.

Percent-encode or decode URL components and full URLs locally with strict Unicode validation.

Convert CSV to JSON or JSON objects to CSV locally with validation and spreadsheet-safe output.

Encode UTF-8 text to Base64 or decode validated Base64 text locally in your browser.

Format, minify, sort, and validate JSON locally with clear syntax feedback.

Generate one or many cryptographically secure UUID v4 identifiers directly in your browser.

Check XML sitemap structure, URLs, dates, limits, duplicates, and host consistency locally.

Build standards-aware crawler rules with live validation, safe presets, and clear guidance.

Create safe search, Open Graph, and X meta tags with honest live previews.

Crop, rotate, and flip JPG, PNG, or WebP images privately in your browser.

Inspect and remove privacy metadata from static JPG, PNG, and WebP images without recompressing pixels.

Convert and resize JPG, PNG, and WebP images privately in your browser.

Create private QR codes for text, URLs, Wi-Fi, email, phone, and SMS directly in your browser.

Combine JPG, PNG, and WebP images into one ordered PDF without uploading them.

Reduce PDF file size by recompressing compatible images locally in your browser.

Rearrange every page into a new order without uploading your PDF to a server.

Remove unwanted pages and create a new PDF without uploading your document to a server.

Rotate all or selected PDF pages left, right, or 180 degrees without uploading your document.

Separate selected pages into new PDF files without uploading your document to a server.

Combine multiple PDF files in your chosen order without uploading them to a server.

Convert VCF and vCard contact files into an editable CSV directly in your browser.

Convert a contact CSV into a vCard file for iPhone, Android, and other contact apps.

Convert a Google Contacts CSV into an iPhone-ready vCard file directly in your browser.

Convert an Outlook contacts CSV into an iPhone-ready vCard file directly in your browser.

Convert an Outlook contacts CSV into a Google Contacts-ready CSV directly in your browser.

Prepare CSV and VCF contact files for Google Contacts before importing.

Generate Code 128, Code 39, EAN-13, UPC-A and other barcodes instantly in your browser.