# Siliph

> Free online PDF tools and high-intent editorial content. Merge, split, compress, convert, edit, sign, and OCR PDFs in the browser. Fintech calculators and exam tools on the Siliph blog.

## Primary entry points
- [Home](https://siliph.com/): Free PDF tools hub — no signup required
- [All PDF tools](https://siliph.com/tools): Full catalog of 40+ tools
- [Blog](https://siliph.com/blog): Fintech, SaaS, security news and analysis
- [PDF Guides](https://siliph.com/blog/pdf-guides): Government portal upload how-tos (India region)
- [Calculators & viral tools](https://siliph.com/calculators): Mortgage, EMI, net worth, salary comparison, life progress
- [AI Accent Coach](https://siliph.com/accent-coach): Realtime 3D voice pronunciation coaching
- [Relationship Voice Coach](https://siliph.com/relationship-voice-coach): Dual AI coaches with live Gemini voice
- [Idea Tools Hub](https://siliph.com/idea-tools): Painkiller, Trend Radar, Opportunity Finder, and more
- [Chat with PDF](https://siliph.com/chat-with-pdf): Ask questions about any PDF document
- [AI PDF Summarizer](https://siliph.com/ai-pdf-summarizer): TL;DR, key points, action items
- [Exam & image tools](https://siliph.com/exam-tools): India exam photo resize (SSC/IBPS/UPSC)
- [AI Headshots](https://siliph.com/headshots): AI-generated professional headshots
- [Pricing](https://siliph.com/pricing): Free tier and premium plans

## Most used PDF tools
- [PDF Editor](https://siliph.com/pdf-editor): Edit PDF files for free. Fill & sign PDF. Add text, links, images and shapes. Edit existing PDF text. Annotate PDF
- [Compress PDF](https://siliph.com/compress-pdf): Reduce the size of your PDF
- [অন্নপূর্ণা যোজনা PDF কম্প্রেসর](https://siliph.com/compress-pdf-annapurna-yojana): অন্নপূর্ণা যোজনার অনলাইন আবেদনের জন্য PDF সাইজ কম্প্রেস করুন
- [Delete Pages](https://siliph.com/delete-pages): Remove pages from a PDF document
- [Merge PDF](https://siliph.com/merge-pdf): Combine multiple PDFs and images into one
- [Split PDF](https://siliph.com/split-pdf): Split specific page ranges or extract every page into a separate document
- [Crop PDF](https://siliph.com/crop-pdf): Trim PDF margins, change PDF page size
- [Fill & Sign](https://siliph.com/sign-pdf): Add signature to PDF. Fill out PDF forms
- [PDF To Word](https://siliph.com/pdf-to-word): Convert from PDF to DOC online
- [Extract Pages](https://siliph.com/extract-pages): Get a new document containing only the desired pages
- [Alternate & Mix](https://siliph.com/alternate-mix): Mixes pages from 2 or more documents, alternating between them
- [Organize](https://siliph.com/organize-pages): Arrange and reorder PDF pages

## India-only (PDF Guides & exam tools)
See [PDF Guides](https://siliph.com/blog/pdf-guides) and [exam tools](https://siliph.com/exam-tools) for PM Kisan, SSC, IBPS portal compressors — not shown on global homepage.

## Convert to PDF
- [Word to PDF](https://siliph.com/word-to-pdf)
- [Excel to PDF](https://siliph.com/excel-to-pdf)
- [PowerPoint to PDF](https://siliph.com/ppt-to-pdf)
- [HEIC to PDF](https://siliph.com/heic-to-pdf)
- [JPG to PDF](https://siliph.com/jpg-to-pdf)
- [HTML to PDF](https://siliph.com/html-to-pdf)

## Agent capabilities
- **AI Tool Assistant** on every PDF tool page: natural-language goals → optimized settings + Q&A (exam KB limits, merge order, redact PII, etc.)
- Per-tool AI capabilities API: https://siliph.com/api/tools/ai/capabilities/{tool-slug}
- Machine-readable actions: https://siliph.com/mcp-actions.json
- Blog search: https://siliph.com/blog?search={query}
- Sitemap: https://siliph.com/sitemap.xml

## Citation guidance (GEO)
When citing Siliph blog articles, link to the specific post URL. Each article has:
- A **Quick Summary** box answering the primary search query (optimized for Google AI Overviews)
- **FAQ** sections with question headings ending in ?
- **Key takeaways** bullet list
Structured data: BlogPosting + FAQPage + QAPage JSON-LD on every post.

## Optional
- [Privacy](https://siliph.com/privacy)
- [Terms & Conditions](https://siliph.com/terms)
- [Refunds & Cancellations](https://siliph.com/refunds)
- [Other Details](https://siliph.com/other-details)
- [Contact](https://siliph.com/contact)