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Privacy-First Offline Tools
Choose these utilities when the input may contain private, confidential, or identifying information. Processing happens locally, and the downloaded standalone versions make no analytics requests.
7 tools
Open a hosted tool or download its standalone version from the main directory.
- CSV FixerRepair CSV encoding, delimiters, dates, leading zeros, whitespace, and unsafe formulas locally.
- PDF Split & MergeSplit a PDF into page groups or merge multiple PDFs in a chosen order without uploading them.
- File HashCalculate SHA-256, SHA-384, or SHA-512 checksums locally.
- Password GeneratorGenerate strong random passwords locally with the Web Crypto API.
- Invisible Character InspectorFind and remove zero-width spaces, non-breaking spaces, direction marks, and hidden control characters locally.
- EXIF Metadata CleanerRemove embedded metadata from JPEG, PNG, and WebP images by re-encoding locally.
- Duplicate File FinderFind byte-for-byte duplicate files in a selected folder using local SHA-256 hashes.