✦ Free cross-device sync, always

Your PDF library,
redefined.

Annotate, bookmark, search, and sync your PDFs across every device. No lock-in. No subscription required to get started.

Open App → See pricing
FolioReader — document library

Everything you need to
read seriously.

Built for students, researchers, and professionals who live in PDFs.

✏️
Rich Annotations

Highlight, underline, strikethrough, and draw freehand. All annotations sync across your devices in real time.

🔍
Full-Text Search

Search inside any document instantly. Results show the surrounding context so you find exactly what you need.

📑
Table of Contents

Navigate long documents in seconds. Jump to any chapter directly from the side panel.

🔖
Bookmarks & Notes

Mark pages, write per-document notes, and pick up exactly where you left off — on any device.

🏷️
Tags & Labels

Organise your library with coloured tags. Filter by tag to find related documents instantly.

☁️
Cross-Device Sync

Reading progress, annotations, and bookmarks sync automatically. Switch devices without losing your place.

A reading experience
built for focus.

From the cover to the last page — with highlights, notes, and bookmarks that follow you everywhere.

Opening a PDF

Open any PDF instantly

Highlights while reading

Highlight and annotate as you read

Annotations panel

All your annotations in one panel

Read anywhere.

Web, Android, and iOS. One account, every device.

🌐 Web Browser
🤖 Android
🍎 iOS
💻 Tablet

Simple, honest pricing.

Sync is free for everyone. Pay only when your library grows.

Free
€0

Forever free. No credit card required.

  • Up to 30 documents
  • 200 MB storage
  • Cross-device sync
  • Annotations & highlights
  • Bookmarks & notes
  • Tags & full-text search
  • Priority support
Get started free