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PDFs, photos, data and everyday tasks. Choose a tool and get started.
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US Sales Tax Calculator
Estimate purchase tax for all 50 US states and DC, with additional local rates.
US Income Tax Calculator
Estimate federal and state bracket tax from taxable income and filing status.
Scan to PDF
Combine 1–20 JPEG, PNG or WebP photos into an A4 PDF. No OCR or automatic cropping.
Organize PDF
Reorder, rotate and remove PDF pages. Up to 100 MB and 100 pages. Forms, signatures and attachments are unsupported; links, bookmarks and tags are removed.
Repair PDF
Rebuild recoverable PDF structure and check the output. Up to 100 MB / 100 pages. Cannot restore missing content or remove malware.
PDF to PDF/A
Create and validate image-based PDF/A-2b. Up to 100 MB / 50 pages. Selectable text, vectors, tags and links are lost. Confirmation is required.
PDF Accessibility Checker
Check machine-detectable PDF/UA issues and separate them from manual review. A passing check is not an accessibility certificate.
PDF Metadata Viewer
Inspect metadata, fonts, pages, attachments and structural diagnostics. The original PDF is unchanged.
ZUGFeRD Validator
Validate technical ZUGFeRD PDF and invoice XML rules. PDF and XML layers are reported separately. No legal or tax certification.
Remove EXIF Data
Remove ordinary EXIF and GPS metadata from JPEG, PNG and WebP images by re-encoding. Visible text is not removed; animation is unsupported.
CSV Encoding Converter
Convert CSV text to UTF-8 and preview the selected source encoding. Check accents before downloading; automatic detection can be wrong.
JSON Formatter & Validator
Format, validate or minify JSON without rounding large integer tokens. Syntax validation does not validate your application schema.
Image Resizer
Resize still JPEG, PNG and WebP images and export your chosen format. Maximum input: 30 MB and 26 megapixels. Re-encoding can change image quality.
CSV Duplicate Remover
Remove exact duplicate CSV rows while preserving quoted fields and multiline values. This is not fuzzy matching or a database merge.
Subtitle Time Shifter
Shift SRT or WebVTT timestamps while keeping subtitle dialogue. Review timing in your video player; this does not transcribe or translate audio.
Tracking Link Cleaner
Remove recognized tracking parameters from HTTP and HTTPS links. Review the cleaned destination; signed or campaign-dependent links may need their parameters.