Files & Documents
Arc PDF
By Hongxing Hu · Creator
A mature lightweight Mac PDF editor with direct content editing, OCR, annotations, page tools, and optional BYOK AI, backed by a long update history.
- macOS
Current product facts
Key facts
- Pricing
- FreeOfficial Mac App Store listing. · Official product site.
- Subscription
- No subscription required
- Offline
- Works offline
- Account
- Not verified
- Source
- Closed Source
- Local-first
- Yes
Editorial context
Why this app exists
Many PDF workflows still require switching between readers, editors, OCR tools, and AI services.
CurioBeam’s view
Why we like it
It combines genuinely useful PDF editing with privacy-conscious local processing and BYOK AI instead of forcing a cloud document workflow.
Product fit
Is it a fit?
Good for
- Mac users who edit, annotate, OCR, organize, or ask questions about PDFs.
Probably not for you if
- Users who want a fully managed cloud AI service or need Windows support.
Facts & verification
These labels reflect CurioBeam’s currently verified product information. Unknown and planned capabilities are not presented as current facts.
- Pricing
- FreeOfficial Mac App Store listing. · Official product site.Checked Sep 2026.
- Subscription
- No subscription requiredChecked Sep 2026.
- Offline
- Works offlineChecked Sep 2026.
- Account
- Not verified
- Source
- Closed Source
- Local-first
- YesChecked Sep 2026.
Maker
About the maker
Hongxing Hu
Creator
Next step
Ready to explore Arc PDF?
Continue at the approved official destination.