JustPDF vs Ariv

JustPDF is a minimalist PDF reader for people who want one simple place for the PDFs that matter. Import PDFs from Files, Mail, Safari, AirDrop, or other apps and keep them stored locally on your device. Read offline, zoom naturally, scroll without clutter, and reopen documents from a quiet private library built for focus. Why people choose JustPDF: • Offline PDF reader • Private on-device storage • Clean PDF viewer with no ads • No account and no cloud dependency • Fast access to your personal PDF library • One-time purchase, no subscription Start free with your first 3 PDFs. When you need more, unlock unlimited imports with a single lifetime purchase. JustPDF is built for reading, not for bloat. If you want a calm, local PDF reader that stays out of your way, this is it.

Ariv is a local-first second brain for notes, tasks, journaling, study, projects, and personal knowledge management. Capture ideas, organize work, search your vault, ask questions about your notes, and keep your thinking connected without building a complicated plugin setup. Everything is built in: - Markdown notes and daily writing - Smart dashboard for active work - Tasks and Kanban - Quick capture - Voice memos with transcription - Ask Brain, an AI assistant for your notes - Calendar-aware planning and meeting context - Graph view and visual maps - Templates and presentation mode - Unified search across files, tags, and content Ariv is designed around a simple idea: your notes have a life. New thoughts land in your inbox. Active notes stay visible while you are working on them. Older notes move out of the way but stay searchable, linkable, and ready to resurface when you need them. No manual filing system required. No weekend spent setting up plugins. Open the app and start thinking. Your files stay yours: - Notes are stored as plain Markdown - Works with existing Markdown folders and vaults - No proprietary format - No account required to use the local app - Optional end-to-end encrypted sync is available AI is optional and on your terms. Use your own API key, run supported local models, or use Ariv's managed AI add-on. Ask Brain can answer questions from your vault and point back to the notes it used. Whether you are a student, writer, researcher, developer, founder, or lifelong learner, Ariv gives you one place to capture, connect, and use what you know. Think freely. No setup required.