Your Obsidian Vault, Accelerated.

The fastest way to capture, review, and interact with your vault on Android. Local-first. Privacy-focused. Dead simple.

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Instant OCR
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Home Widgets
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100% Local
Capsidian App – Obsidian mobile companion interface

Mobile Obsidian is Frustrating

Sound familiar? You're not alone.

⏱️

Slow Vault Access

"Opening my vault on mobile takes forever…"

→ Capsidian Fix

Instant-access home screen widgets display your Daily Note, recent files, and calendar — no app launch required.

✍️

Clunky Mobile Input

"I have to manually type everything on a tiny keyboard…"

→ Capsidian Fix

AI-powered OCR captures text from books, whiteboards, and handwritten notes. Speech-to-text handles the rest.

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Messy Research

"My YouTube notes are a disaster of copy-pasted links…"

→ Capsidian Fix

Share a YouTube URL and Capsidian extracts the title, channel, metadata, and full subtitles into a clean Markdown note.

The Knowledge Snatcher

Turn any source of information into a perfectly structured Markdown note in seconds.

AI-Powered OCR — Extract text from images, book pages, and handwritten notes with near-perfect accuracy.

YouTube Integration — Share a video link to automatically save title, channel, timestamps, and full subtitles.

Voice-to-Vault — High-fidelity speech transcription that writes directly into your vault.

AI OCR capturing text from a book into Markdown

Your Vault, At a Glance

Customizable Android widgets keep your most important Obsidian data always visible on your home screen.

Daily Note Preview — See your morning plan, checklist, and journal without opening anything.

Recently Modified — One tap to jump back into your most active notes.

Quick Capture Widget — A single tap to create a new note from your home screen.

Android home screen widgets showing Obsidian vault data

Built for the Privacy-Conscious

Your ideas are your own. Capsidian respects that by staying completely out of the way.

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100% Local-First

No servers, no accounts, no telemetry. Your files never leave your device. Period.

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Respects Your Structure

No proprietary folders or hidden metadata. Standard Markdown files in your existing folder structure.

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Open & Independent

Built by Obsidian fans, for Obsidian fans. Works seamlessly with Sync, Syncthing, or Dropbox.

Frequently Asked Questions

Is Capsidian safe for my vault? +
Absolutely. Capsidian only writes standard Markdown (.md) files and properties. Capsidian follows Obsidian's file structure conventions precisely, ensuring 100% compatibility with your existing notes and plugins.
Does Capsidian work with Obsidian Sync? +
Yes! Capsidian writes to your local Android folder. Obsidian Sync, Syncthing, Dropbox, or any folder-based sync tool will pick up the changes automatically. We don't interfere with your sync workflow.
Is Capsidian free? +
Capsidian is currently in Beta and free to use. We plan to keep the core local-first features free forever, with premium AI-powered features (OCR, transcription) available via an optional subscription.
Will this mess up my vault? +
No. Capsidian creates clean Markdown files and never modifies your existing notes. No hidden migrations, no proprietary formats. What you see is what Obsidian sees.
Which devices support Capsidian? +
Capsidian is currently available for Android devices through Google Play.
Can Capsidian use my existing Obsidian vault? +
Yes. Choose your existing local vault folder and Capsidian will work with its standard Markdown files and folder structure.
Does Capsidian require an account? +
No. Capsidian is local-first, so you can use the core app without creating an account or sending your vault to our servers.

Don't let your best ideas evaporate.

Capture ideas faster and keep your Obsidian workflow moving wherever you are.