Tools that never upload your files.
Free utilities that run entirely in your browser. No account, no upload, no queue, no watermark — your files are processed on your own machine and never touch a server. Which is also why there is nothing to charge for.
No upload
Your file is opened from disk and processed in this tab. It never reaches a server, so there is nothing to leak and nothing to delete afterwards.
No account, no limits
Nothing to sign up for and no daily quota. There is no per-file cost to recover, because the work runs on your machine rather than mine.
Works offline
Once a tool has loaded it keeps working without a connection — the processing was never happening remotely in the first place.
Merge, split and reorganise documents locally.
- PDF EditorReplace existing text, sign, draw and annotate. Opens full screen.
- Merge PDFCombine several PDFs into one, in the order you choose.
- Split PDFPull out specific pages, or break a document into pieces.
- Organise PDFReorder, rotate and delete pages, then export.
- Images to PDFTurn photos or scans into a single PDF.
Image
Convert, compress and resize without an upload.
Developer
The small utilities you reach for daily.
- JSON FormatterFormat, validate and inspect JSON.
- JSON DiffCompare two JSON documents structurally.
- JWT DecoderDecode a token and read its claims.
- Base64 Encode / DecodeText and files, both directions.
- Hash & ChecksumSHA-1, SHA-256, SHA-384, SHA-512 for text or files.
- UUID GeneratorCryptographically random v4 UUIDs, in bulk.
- Cron ExpressionExplain a cron schedule, and see when it next runs.
- Timestamp ConverterEpoch to date, in any timezone.
- QR Code GeneratorMake a QR code, download it as SVG or PNG.
- Text DiffCompare two blocks of text line by line.
- Case ConvertercamelCase, snake_case, kebab-case and the rest.