Compare Papermerge and PDF Expert on pricing, features, platforms, and ratings — both Documents & E-signature tools, Open Source vs Freemium pricing to decide…
At a Glance
Papermerge
PDF Expert
Primary category
Documents & E-signature
Documents & E-signature
Rating
Not documented
Not documented
Pricing model
Open Source
Freemium
Starting price
Free
Free (view/basic annotate); Premium from EUR 5.99/week or EUR 84.99/year; Lifetime EUR 149.99 (Mac only)
Free plan
Yes
Yes
Free trial
Not documented
Yes
Platforms
Not documented
iOS, Mac
Team collaboration
Not documented
Not documented
AI features
Not documented
Not documented
Public API
Yes
Not documented
Pricing Compared
Starting price reflects the lowest paid tier, not the full cost for every team size or usage level.
Papermerge
Self-Hosted (Open Source) — Free N/A - self-hosted, no subscription
Free and open source under the permissive Apache-2.0 license
API-first design makes it easy to automate and integrate
Multi-user permissions and sharing suited to small teams, not just individuals
Self-hosted, giving full control over data and privacy
Modern tech stack with a Python backend, TypeScript frontend and PostgreSQL database
Cons
Much smaller community and slower feature velocity than Paperless-ngx
Requires self-hosting expertise, including Docker and server maintenance
Less mature auto-tagging and machine-learning features than some competitors
Documentation and third-party tutorials are sparser than more popular alternatives
No official commercial support or SLA
PDF Expert
Pros
Native, well-designed apps for Mac, iPad, and iPhone
One-time Lifetime purchase option (Mac) as an alternative to subscription
AI-powered PDF Copilot assistant built in
Fast performance and Apple Pencil support on iPad
Strong OCR and form-filling tools
Cons
Lifetime license is limited to the Mac version only
Weekly and annual subscription pricing can be costly compared to some competitors
No native Windows or Android app, with a Mac/iOS/iPadOS focus
Some advanced features are gated behind the Premium subscription
Use Cases
Papermerge
API-driven document workflows — Build custom document automation on top of Papermerge's REST API.
Permissioned team document sharing — Give a small team shared, permissioned access to a self-hosted document archive.
Personal scanned document archive — Digitize and organize personal paper records into a searchable system.
PDF Expert
Mac and iPad document editing for professionals — Professionals use PDF Expert to annotate, edit, and sign contracts and reports natively on Mac and iPad.
Student note-taking and study — Students annotate lecture slides and textbooks with Apple Pencil support on iPad.
Digitizing and organizing scanned paperwork — Users scan paper documents, run OCR to make them searchable, and organize them into folders.