| What it does | Free PDF editor software and online tools for reading, editing, converting, merging, and signing PDFs
| Read papers. Keep what you learn.
|
|---|
| Stage | Not given
| Not given
|
|---|
| Founded | Not given
| Not given
|
|---|
| Based in | Not given
| Not given
|
|---|
| Pricing model | Freemium
| Freemium
|
|---|
| Pricing | Free for basic PDF editing, conversion, merging, splitting, signing, and annotation with no limits stated. eSignGear (related e-signing platform) offers "Start Signing Free" option.
| Free: desktop app and self-hosted server. Lite: $2/month or $20/year. Plus: $5/month or $50/year. Pro: $20/month or $200/year.
|
|---|
| Key features | - Edit text, images, shapes, signatures, links, and fillable form fields in PDF
- Annotate with highlights, underlines, strikethroughs, notes, comments, stamps, shapes, and text boxes
- Batch convert between PDF, Word, TXT, JPG, Excel, PPT with lossless quality
- OCR to extract text from scanned PDFs in 30+ languages
- AI-powered document summarization and analysis
- Merge, split, and delete PDF pages
- Sign PDFs with mouse-drawn signatures
- Extract text from specific areas of PDF
- Available on Windows, Mac, iOS, and Android
- Online tools for PDF tasks without installation
| - Highlight, draw, and annotate on PDFs with every mark becoming a note
- Outliner with live Markdown and LaTeX for mathematical notation
- AI chat to ask questions about papers with cited answers
- Full-library search across notes, highlights, and all PDFs
- Shared workspaces with live cursors and comments for collaboration
- Works offline on iPad, Android, and desktop with automatic sync
- Integrations with Zotero, Obsidian, Logseq, and Notion
- Browser extension for one-click saving papers with metadata
|
|---|
| What makes it different | - Completely free desktop and web-based PDF editing without signup or watermarks
- AI-powered features including document summarization and intelligent text extraction
- Works offline on desktop with enterprise-level features at no cost
- Seamless cross-platform workflow between Windows, Mac, iOS, and Android
- OCR support for 30+ languages to extract text from scanned documents
| - Self-hosted option with one Docker image for full control over data
- Live math support with Markdown and LaTeX directly in outliner notes
- Works on any device: Windows, macOS, Linux, iPad, Android, and browsers
- No vendor lock-in with SQLite files and export at any time
|
|---|
| Community votes | 0 | 0 |
|---|
| DR (Domain Rating by Ahrefs) | 69 ● no change since last check | Not checked yet ● no change since last check |
|---|
| Trust Flow (Majestic) | 16 | 0 |
|---|
| Citation Flow (Majestic) | 43 | 9 |
|---|
| Referring domains (Majestic) | 2091 | 1 |
|---|
PDFgear
Gamma PDF