# PDFs, *without the busywork.* > Nimbo is the iPhone PDF app to scan documents, sign PDFs, translate whole PDFs in 31 languages, ask questions to a PDF and create designed PDFs with AI. No account. Turn anything into a clean PDF. Then ask it, translate it, sign it. [See how Nimbo works](https://nimbopdf.com/app/)[Or use the free PDF tools](https://nimbopdf.com/tools/) 1. Scan 2. Create with AI 3. Ask ## One app. *Every PDF job.* Tap a feature to see it in action. **Paper in. PDF out.** — Scan any document in one tap: edges found, pages cropped, one clean PDF. **Describe it. Nimbo designs it.** — Describe the document in a sentence; Nimbo writes and lays it out, in 55 designs. **Ask your PDF. Get page references.** — Answers quote the exact passage and page, so you can check them. **Translate the whole document. Keep the layout.** — Whole documents translated, headings, lists and tables kept. **Sign without printing.** — Signature, stamp, password, watermark, OCR, compress, merge. **Your documents. One place.** — Everything you scan, create or convert, in one searchable library. Scan ## Paper shouldn't stay paper. Scan any document in one tap: edges found, pages cropped, one clean PDF. Scanning is free and runs entirely on your iPhone. Multi-page scans in a single PDF. Make the text searchable with on-device OCR (Nimbo Pro). Create with AI ## Start with a sentence. Describe the document in a sentence; Nimbo writes and lays it out, in 55 designs. “A travel guide to Lisbon” A real layout: cover, headings, tables, timelines and callouts. Ask · Translate ## Your PDF can finally answer back. Answers quote the exact passage and page, so you can check them. Every answer cites the source passage and page. Follow-up questions keep the context. Nothing is sent before you allow it. Webpage ## Need one PDF right now? Free. In your browser. No upload. Reader mode removes ads, menus and banners. Links stay clickable in the PDF. Also works from Photos, Notes and Files. Private by design ## How your files are handled **Web tools** Processing happens in your browser. Files are not uploaded. **On iPhone** Scans, conversions, signatures and compression run on the device. **AI features** The text is sent for processing only when you use them, after asking you. **No account.** No ads, no tracking in the app or on this site. No upload · No sign-up · Free ## Free PDF tools. *Right in your browser.* 28 tools to merge, split, compress, convert, sign and edit PDFs. No sign-up, no upload, no watermark. [Merge PDF](https://nimbopdf.com/merge-pdf/)[Compress PDF](https://nimbopdf.com/compress-pdf/)[Split PDF](https://nimbopdf.com/split-pdf/)[JPG to PDF](https://nimbopdf.com/jpg-to-pdf/)[PDF to JPG](https://nimbopdf.com/pdf-to-jpg/)[Sign PDF](https://nimbopdf.com/sign-pdf/) ### Organize [Merge PDF](https://nimbopdf.com/merge-pdf/)[Split PDF](https://nimbopdf.com/split-pdf/)[Organize PDF](https://nimbopdf.com/organize-pdf/)[Extract pages](https://nimbopdf.com/extract-pdf-pages/)[Delete pages](https://nimbopdf.com/delete-pdf-pages/)[Rotate PDF](https://nimbopdf.com/rotate-pdf/) ### Convert to PDF [JPG to PDF](https://nimbopdf.com/jpg-to-pdf/)[PNG to PDF](https://nimbopdf.com/png-to-pdf/)[WEBP to PDF](https://nimbopdf.com/webp-to-pdf/)[HEIC to PDF](https://nimbopdf.com/heic-to-pdf/) ### Convert from PDF [PDF to JPG](https://nimbopdf.com/pdf-to-jpg/)[PDF to PNG](https://nimbopdf.com/pdf-to-png/)[PDF to Text](https://nimbopdf.com/pdf-to-text/)[OCR PDF](https://nimbopdf.com/ocr-pdf/)[Extract images](https://nimbopdf.com/extract-images-from-pdf/) ### Optimize [Compress PDF](https://nimbopdf.com/compress-pdf/)[Flatten PDF](https://nimbopdf.com/flatten-pdf/) ### Edit [Watermark PDF](https://nimbopdf.com/watermark-pdf/)[Page numbers](https://nimbopdf.com/add-page-numbers-to-pdf/)[Crop PDF](https://nimbopdf.com/crop-pdf/)[Fill PDF form](https://nimbopdf.com/fill-pdf-form/) ### Sign & secure [Edit metadata](https://nimbopdf.com/edit-pdf-metadata/)[Sign PDF](https://nimbopdf.com/sign-pdf/)[Redact PDF](https://nimbopdf.com/redact-pdf/)[Protect PDF](https://nimbopdf.com/protect-pdf/)[Unlock PDF](https://nimbopdf.com/unlock-pdf/) ### Read & compare [Compare PDF](https://nimbopdf.com/compare-pdf/)[PDF reader](https://nimbopdf.com/pdf-reader/) Processing happens in your browser: your files are not uploaded to a server. ## Free on the web. *Even better on iPhone.* The web tools cover the basics. The app does the rest, right where your documents are. Free web tools - [Merge PDF](https://nimbopdf.com/merge-pdf/) - [Split PDF](https://nimbopdf.com/split-pdf/) - [Compress PDF](https://nimbopdf.com/compress-pdf/) - [JPG to PDF](https://nimbopdf.com/jpg-to-pdf/) - [Sign PDF](https://nimbopdf.com/sign-pdf/) - [Redact PDF](https://nimbopdf.com/redact-pdf/) - [Compare PDF](https://nimbopdf.com/compare-pdf/) No sign-up · No upload Nimbo for iPhone - Scan paper with edge detection - Create a designed PDF from one sentence - Ask a PDF, answers with page sources - Translate a whole PDF, layout kept - Sign with a saved signature - Share extension: send any file to Nimbo - One library for all your PDFs Everything happens where you already work: on your iPhone. Nimbo Pro ## Make PDFs without making PDF problems. - Create beautiful documents. - Understand long PDFs. - Translate them. - Sign them. - Keep everything together. Nimbo Pro: create, transform, ask and translate with AI, the Share extension and every PDF tool. Scanning and converting are free. Nimbo Pro unlocks the AI (create, transform, ask, translate), the Share extension and every PDF tool. Weekly, monthly (with a 3-day free trial for new subscribers) or yearly. ## PDF guides [All guides](https://nimbopdf.com/guides/) 1. [How to sign a PDF on iPhone (in seconds) — Sign any PDF on your iPhone with your finger: draw once, reuse your saved signature, add a stamp, then share or password-protect the signed file.](https://nimbopdf.com/how-to-sign-a-pdf-on-iphone/) 2. [How to split a PDF into several files — Split a PDF into one file per page, by page ranges or every N pages: in your browser for free, or with Preview on a Mac.](https://nimbopdf.com/how-to-split-a-pdf/) 3. [How to translate a whole PDF on iPhone and keep the layout — Translate an entire PDF into 31 languages on iPhone, with headings, lists and tables kept in place. Works on scans and Word files too.](https://nimbopdf.com/how-to-translate-a-pdf-on-iphone/) 4. [How to reduce a PDF under 5 MB (or 1, 2, 10 MB) — Make a PDF small enough for an upload form or an email: target a size like 5 MB, see the saving, and know what quality trade-off you are making.](https://nimbopdf.com/how-to-reduce-a-pdf-to-5-mb/) 5. [How to scan a document to PDF on iPhone — Turn paper into a clean, cropped PDF with your iPhone camera: automatic edge detection, several pages in one file, text you can search.](https://nimbopdf.com/how-to-scan-a-document-to-pdf-on-iphone/) 6. [How to reorder, add and remove pages in a PDF — Rearrange PDF pages by drag and drop, insert pages from another PDF, duplicate, rotate or delete pages: in your browser or on a Mac.](https://nimbopdf.com/how-to-reorder-pages-in-a-pdf/) ## Your next PDF is one tap away. Scan, sign, translate and create on iPhone. Free to start, no account. --- Source: https://nimbopdf.com/ · Nimbo (English) · https://nimbopdf.com/llms.txt