Free forever · Ad supported only
The modern PDF suite with every pro feature unlocked.
PDFFlow is a dark-mode studio for PDFs: merge, split, compress, convert, annotate, sign, batch-process, and chat with Peder — all without paywalls or upsells.
Merge, split, compress, convert — unlimited and free
Peder (AI) chats with your PDFs for instant answers
Batch modes for power users and teams
Mobile-friendly, dark-first UI, zero paywalls
Why ads?
PDFFlow will always be free. Light, respectful ads keep every tool open for students, creators, and teams — no tracking beyond what the ad network requires.
Peder, your AI copilot
Summaries, Q&A, citations, and key takeaways from any PDF in seconds.
How it works
From upload to done in one flow
Upload
Drop PDFs or docs; no account required.
Choose a tool
Merge, split, compress, convert, annotate, sign, or chat with Peder.
Download
Instant results; add them back to your workspace.