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What is Klass-RM Uploader?

Klass-RM Uploader is an app that makes it easy to get documents, articles, and notes onto your reMarkable tablet. Instead of emailing files to yourself or using reMarkable's own desktop app, Klass-RM Uploader gives you faster, more flexible ways to send content to your device from your Mac today, with iPhone and iPad coming soon.

What can it do?

At its core, the app uploads files to your reMarkable tablet. But it goes further than a basic uploader:

  • Upload from anywhere - drag and drop files on Mac, or print directly to reMarkable from any app, with the iPhone and iPad share sheet coming soon.
  • Upload articles from the web - paste a URL and the app fetches the article and sends it to your tablet as a clean, readable document.
  • Auto-upload folders on Mac - drop files into a watched folder and they upload automatically.
  • Sync your calendar as a planner - generate a full-featured daily planner from your calendar and keep it updated on your tablet, with your handwriting preserved.
  • Sync Obsidian notes - turn a folder of Markdown notes into a single, navigable PDF on your tablet, updated automatically.
  • Upload comics - convert CBZ and CBR comic archives into a format your reMarkable can display.

Who is it for?

Anyone who uses a reMarkable tablet and wants a better way to get content onto it. Particularly useful if you:

  • Read a lot of articles or long-form content on your tablet.
  • Print documents for annotation.
  • Keep notes in Obsidian and want them on your device.
  • Use your reMarkable as a planner alongside a calendar app.
  • Work with large PDF collections.

Where does it run?

Klass-RM Uploader runs on Mac today, with more platforms coming soon:

  • Mac (macOS 14 Sonoma or later)
  • iPhone and iPad - coming soon (iOS 26.4 or later)
  • Apple Vision Pro - coming soon (visionOS 26.4 or later)

Some features are Mac-only, including watched folders, calendar planner sync, Obsidian note sync, comic conversion, and large-file optimization.

Free vs. Pro

The app has a free tier that covers everyday uploading. A paid Pro license unlocks advanced features.

Free (no purchase required):

  • Upload PDFs, images, EPUBs, text files, and web articles
  • Use the share extension on Mac, with iPhone and iPad coming soon
  • Print to reMarkable from any Mac app
  • Shortcuts and Siri integration
  • Upload queue and history
  • Large-file optimization on Mac

Pro license required:

  • Choose which folder on your reMarkable uploads land in
  • Convert files to editable reMarkable Notebooks (also requires a reMarkable Connect subscription)
  • Auto-upload watched folders on Mac
  • Convert CBZ/CBR comic archives on Mac
  • Calendar planner sync on Mac
  • Obsidian note sync on Mac
  • Unlimited stickers per sticker pack on Mac

See the Pro License page for pricing and how to activate.

reMarkable Connect

reMarkable Connect is reMarkable's own paid cloud subscription (separate from this app). One feature - converting uploads to editable reMarkable Notebooks - requires both a Pro license and a Connect subscription. Everything else works on a free reMarkable account.

How to get the app

Klass-RM Uploader is available at klasspaperless.com. Download for Mac or Windows directly from the site; iPhone, iPad, and Apple Vision Pro are coming soon to the App Store.