PrivateTools
Word & Character CounterText · Count words, characters, sentences, reading time, speaking time, keyword density and writing progress.QR Code GeneratorGenerators · Create QR codes for URLs, text, Wi-Fi, contacts and events with local export.Secure Password GeneratorPrivacy · Generate strong Web Crypto passwords, passphrases and batches without sending anything away.Color & Contrast StudioAccessibility · Convert HEX, RGB, HSL, HSV and CMYK, test WCAG contrast and generate useful palettes.JSON Formatter & ValidatorDeveloper · Format, validate, minify and inspect JSON with precise browser-side parsing.Base64 Encoder / DecoderDeveloper · Encode UTF-8 text and files, decode Base64 and switch URL-safe mode locally.Hash GeneratorDeveloper · Generate MD5 compatibility checksums plus SHA-1, SHA-256, SHA-384 and SHA-512 digests locally.URL Encoder / DecoderDeveloper · Encode or decode URL components and inspect query parameters instantly.JWT DecoderDeveloper · Inspect JWT headers and payloads locally without verifying or uploading the token.Regex TesterDeveloper · Test JavaScript regular expressions, flags and matches directly in the browser.Diff CheckerDeveloper · Compare two text or code versions line by line entirely in the browser.UUID GeneratorDeveloper · Generate RFC 4122 UUID v4 identifiers locally with the browser cryptographic random source.Unix Timestamp ConverterDeveloper · Convert Unix seconds or milliseconds to dates and convert dates back to timestamps.HMAC GeneratorDeveloper · Create HMAC-SHA-256, SHA-384 and SHA-512 signatures locally with Web Crypto.IPv4 CIDR CalculatorDeveloper · Calculate network, broadcast, host range, mask and address count from an IPv4 CIDR.Hashtag WorkspaceCreator · Build, save and organize hashtag sets with transparent local relevance scoring.YouTube Creator UtilityCreator · Extract public thumbnails, check title/description length and build timestamps.Mortgage CalculatorFinance · Estimate payments, total interest, payoff time and amortization with scenario comparison.Loan CalculatorFinance · Compare loan payments, APR assumptions, total cost and accelerated payments.Compound Interest CalculatorFinance · Model recurring contributions and compound growth across years.Currency ConverterFinance · Convert currencies with timestamped daily reference rates and a 30-day history chart.Net Salary EstimatorFinance · Estimate take-home pay with configurable tax, social contribution and payroll deduction rates.Citation GeneratorAcademic · Create APA, MLA, Chicago, ABNT, ISO, DIN and NF-style citations with optional DOI/ISBN metadata lookup.GPA & Grade CalculatorAcademic · Calculate weighted GPA and compare common US, German and Japanese grading scales.Academic Word CounterAcademic · Count assignment words, estimate pages and optionally exclude a final references section.Bibliography BuilderAcademic · Build, sort and export a bibliography locally from multiple citation records.Merge PDFPDF · Combine multiple PDF files in your chosen order without uploading them.Split PDFPDF · Extract selected pages or page ranges into a new PDF locally.Rotate PDFPDF · Rotate selected PDF pages by 90, 180 or 270 degrees locally.Reorder PDF PagesPDF · Rearrange PDF pages into a new order without sending the file anywhere.Compress PDFPDF · Optimize PDF object streams, Flate compression and linearization locally with qpdf WebAssembly.Protect PDFPDF · Add AES-256 PDF passwords locally with qpdf WebAssembly.Unlock PDFPDF · Remove a known PDF password locally and download an unlocked copy.Extract Text from PDFPDF · Read selectable text from PDF pages locally with PDF.js.PDF to JPGPDF · Render PDF pages as high-quality JPG images directly in your browser.Images to PDFPDF · Combine JPEG, PNG, WebP or browser-readable images into a PDF locally.Watermark PDFPDF · Add a text watermark across every PDF page locally.Sign PDF VisuallyPDF · Place a signature image onto a PDF page locally. This is a visual signature, not a certificate-backed digital signature.Remove PDF MetadataPDF · Clear common PDF metadata fields and save a sanitized copy locally.Add PDF Page NumbersPDF · Add page numbers to every PDF page with configurable position and size.Flatten PDF FormsPDF · Flatten supported interactive PDF form fields into the document locally.Repair PDFPDF · Reload and rewrite readable PDFs to a fresh document structure locally.Compare PDF TextPDF · Compare text extracted from two PDFs and highlight line-level differences locally.Compress ImageImage · Compress JPEG, PNG, WebP or AVIF images locally with quality control and batch processing.Convert Image FormatImage · Convert images between JPEG, PNG, WebP and AVIF without uploading them.Resize ImageImage · Resize one or many images to a maximum width while preserving aspect ratio.Crop ImageImage · Crop images by precise percentages and combine crop with resize, rotate or conversion.Rotate & Flip ImageImage · Rotate and flip images locally with no upload.Remove Image MetadataImage · Strip most embedded image metadata by decoding and re-encoding locally.Favicon GeneratorImage · Generate browser, Apple and PWA favicon sizes plus manifest and HTML snippets locally.CSV ViewerData · Open CSV data locally, detect delimiters and inspect rows in a responsive table.CSV CleanerData · Trim whitespace, remove empty rows and normalize CSV records locally.CSV DeduplicatorData · Remove duplicate CSV rows locally using all columns or a selected key.Merge CSV FilesData · Combine compatible CSV files into one dataset directly in the browser.Split CSVData · Split a large CSV into smaller files by row count and download the parts.CSV to JSONData · Convert CSV rows to formatted JSON locally.JSON to CSVData · Convert an array of JSON objects into a downloadable CSV locally.OCR Scanned PDFPDF · Extract text from scanned PDF pages locally with Tesseract OCR. The language model may download on first use.Redact PDFPDF · Permanently cover sensitive regions by rasterizing the output locally so underlying page content is removed.PDF Scan CleanerPDF · Improve scanned PDF readability with grayscale and contrast cleanup locally.Image Palette ExtractorImage · Extract dominant colors from an image locally.Social Media Image ResizerImage · Center-crop and resize images for common social media dimensions locally.Blur ImageImage · Apply adjustable blur to an image locally and download the result.Pixelate ImageImage · Pixelate an image locally for stylization or obscuring visual details.Duplicate Image DetectorImage · Find byte-identical images locally using SHA-256 hashes.YAML to JSONData · Convert YAML to formatted JSON locally.JSON to YAMLData · Convert JSON to readable YAML locally.XML to JSONData · Parse XML and convert its structure to JSON locally.JSON to XMLData · Convert JSON objects to XML locally.Excel to CSVData · Read a spreadsheet locally and export the first sheet as CSV.CSV to ExcelData · Convert CSV data to an XLSX workbook locally.CSV Delimiter DetectorData · Detect comma, semicolon, tab or pipe delimiters locally.Missing Values AnalyzerData · Count blank values by CSV column locally.Remove Empty CSV RowsData · Remove completely empty CSV rows locally.CSV Date Format ConverterData · Normalize values in a selected CSV date column locally.SQL FormatterDeveloper · Pretty-print SQL locally with a dedicated formatter.SQL MinifierDeveloper · Remove comments and unnecessary whitespace from SQL locally.HTML FormatterDeveloper · Beautify HTML locally.CSS FormatterDeveloper · Beautify CSS locally.JavaScript FormatterDeveloper · Beautify JavaScript locally.JavaScript MinifierDeveloper · Apply a lightweight whitespace/comment minification pass locally.Nano ID GeneratorDeveloper · Generate URL-friendly random identifiers locally with Web Crypto.ULID GeneratorDeveloper · Generate sortable ULID-style identifiers locally.Cron BuilderDeveloper · Build and copy standard five-field cron expressions locally.Cron ExplainerDeveloper · Break a five-field cron expression into its individual fields.URL ParserDeveloper · Inspect protocol, host, path, hash and query parameters locally.Query String BuilderDeveloper · Convert key=value lines into an encoded query string locally.CSP Policy HelperDeveloper · Normalize a Content Security Policy and flag broad unsafe directives.CORS Header AnalyzerDeveloper · Inspect pasted CORS response headers for common configuration conflicts.PEM InspectorDeveloper · Decode a PEM block locally, show DER size and calculate a SHA-256 fingerprint.JSON Schema GeneratorDeveloper · Infer a basic JSON Schema structure from example JSON locally.Passphrase GeneratorPrivacy · Generate memorable random passphrases locally with cryptographic randomness.Password Strength AnalyzerPrivacy · Estimate password entropy and flag obvious weak patterns locally.File Hash CalculatorPrivacy · Calculate SHA-256, SHA-384 and SHA-512 file hashes locally.Checksum VerifierPrivacy · Compare a file SHA-256 checksum against an expected value locally.Tracking URL CleanerPrivacy · Remove common UTM and click-tracking parameters from a URL locally.Local Text EncryptionPrivacy · Encrypt or decrypt text locally with PBKDF2 and AES-GCM using a password you choose.Accessible Palette GeneratorAccessibility · Generate tonal variants and check their contrast against a chosen background.HTML Accessibility CheckerAccessibility · Run a lightweight local static check for heading, image alt and link-text issues.Touch Target CheckerAccessibility · Check interface target dimensions against a common 44×44 CSS pixel reference.Accessible Font Size CalculatorAccessibility · Convert pixel font sizes to rem values and review body-text sizing.Reading Level AnalyzerAccessibility · Estimate reading ease and grade level for English prose locally.Reduced Motion HelperAccessibility · Generate a safe prefers-reduced-motion CSS starting point and implementation reminders.Title AnalyzerCreator · Measure title length and readability format without pretending to predict CTR.Social Character Limit CheckerCreator · Check content length against common publishing limits for major platforms.UTM Link BuilderCreator · Build campaign URLs with UTM source, medium and campaign parameters locally.Share Link CleanerCreator · Remove common tracking parameters before sharing a link.Aspect Ratio CalculatorCreator · Reduce image or video dimensions to a simple aspect ratio.SRT / VTT Subtitle ConverterCreator · Convert subtitle text between SRT and WebVTT locally.Subtitle CleanerCreator · Remove subtitle numbering and timestamps to recover clean transcript text.Transcript FormatterCreator · Clean spacing and paragraph breaks in transcript text locally.Timestamp List GeneratorCreator · Turn a list of segment names into a starter timestamp outline.Profit Margin CalculatorFinance · Calculate gross profit and margin from revenue and cost.Markup CalculatorFinance · Calculate markup percentage and gross profit from cost and selling price.Discount CalculatorFinance · Calculate sale price and savings from a percentage discount.Break-even CalculatorFinance · Estimate break-even unit volume from fixed costs and contribution per unit.ROI CalculatorFinance · Calculate simple return on investment from gain and cost.ROAS CalculatorFinance · Calculate return on advertising spend from revenue and ad cost.CPM CalculatorFinance · Calculate advertising cost per thousand impressions.CPC CalculatorFinance · Calculate advertising cost per click.CPA CalculatorFinance · Calculate advertising cost per acquisition or conversion.Customer Acquisition Cost CalculatorFinance · Calculate CAC from sales and marketing cost divided by new customers.Customer Lifetime Value CalculatorFinance · Estimate simple customer lifetime value from purchase value, frequency and years.Hourly to Salary CalculatorFinance · Estimate weekly, monthly and annual earnings from an hourly rate.Loan Amortization CalculatorFinance · Estimate monthly payment, total paid and total interest for a standard amortizing loan.Savings Goal CalculatorFinance · Estimate monthly saving needed to reach a target by a chosen date horizon.Inflation CalculatorFinance · Project an amount forward using a configurable annual inflation rate.Simple Rent vs Buy CalculatorFinance · Compare cumulative rent with a purchase price before ownership costs and appreciation.Import Cost CalculatorFinance · Estimate landed cost from goods value, a configurable duty rate and other costs.Shipping Cost CalculatorFinance · Estimate shipping cost from weight, rate per unit and fixed charges.Reference DeduplicatorAcademic · Remove duplicate bibliography lines locally after normalized comparison.Reference SorterAcademic · Sort bibliography lines alphabetically using normalized text.BibTeX CleanerAcademic · Normalize and reorder common BibTeX fields locally.BibTeX to RISAcademic · Convert common BibTeX entries to RIS locally.Citation Metadata InspectorAcademic · Detect DOI, ISBN, year and URL patterns in pasted citation text locally.
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Text Tools

Focused text analysis and writing utilities.

1 tools
Text Word & Character CounterCount words, characters, sentences, reading time, speaking time, keyword density and writing progress. Open tool