Lightning-Fast. Privacy-First. Screen Capture for Mac.
The lightweight menu bar utility built with Tauri v2 and Rust. Crop with sub-pixel precision, annotate with professional tools, and extract text instantly with on-device Apple Vision OCR.
Requires macOS 11.0 (Big Sur) or newer • 100% Free & Open Source • Zero Telemetry
// EiSen Core - Native Rust Capture Orchestrator
use objc2_app_kit::{NSApplication, NSImage};
pub fn capture_region(display_id: u32, crop: Rect) -> Result<CaptureResult> {
let display = find_display_under_cursor(cursor_pos)?;
let image = screencapture::capture_rect(crop)?;
let text = vision::recognize_text_local(&image)?;
Ok(CaptureResult { image, ocr_text: text })
}
"use objc2_app_kit::{NSApplication, NSImage};"
Press ⌥⌥ anywhere to capture, crop, annotate, and copy in milliseconds.
No telemetry, no analytics, no cloud uploads. Everything stays strictly on your Mac.
Built with Rust and Tauri v2 for a snappy overlay and a small memory footprint.
Extract text from any capture offline, using on-device macOS Vision.
Runs silently as an accessory app. Quick access to settings, history, and instant capture.
Everything you need to capture, annotate, and communicate.
No Electron, no subscriptions, no account. Capture, annotate, and copy — all on this Mac.
Smart Crop & Instant Multi-Monitor Selection
Trigger with double-tap Option (⌥⌥) or a custom hotkey. EiSen targets the display under your cursor, lets you nudge the crop with arrow keys, and exports Retina-correct PNGs.
- ✓ Global hotkeys: ⌥⌥ (Double Option), ⇧⇧ (Double Shift), ⌘⇧4, and more
- ✓ Fine-tune crop dimensions with keyboard arrows
- ✓ Multi-display aware with zero coordinate offset bugs
Pixel-Perfect Tools for Clear Visual Explanations
Turn raw screenshots into polished visuals in seconds. Every tool is tuned with high-DPI precision, smooth vectors, and modern dark glassmorphism styling.
- ✓ Arrows, ellipses, rectangles, and smooth freehand pen with arrowheads
- ✓ Numbered steps (1, 2, 3...) that increment automatically for tutorials & bug reports
- ✓ Text markers with custom typography, font sizes, and rich color palette
Blur Sensitive Information in One Drag
Keep API tokens, passwords, credit card numbers, and private customer information safe. The smooth blur tool conceals data cleanly before you share.
- ✓ Gaussian privacy blur baked into the exported PNG
- ✓ Non-destructive undo and redo support
- ✓ Exported PNGs never leak covered underlying data
Instant Text Extraction with Apple Vision
Stop retyping text from screenshots. Use OCR on a capture via the native macOS Vision framework and copy the result to the clipboard.
- ✓ Fully on-device — no external APIs, works 100% offline
- ✓ High-accuracy multi-language recognition
- ✓ One-click copy to clipboard with toast confirmation
Precision Eyedropper Loupe for Designers
Inspect colors down to the exact pixel with a magnified loupe. Copy the HEX code with a click or keyboard shortcut.
- ✓ Live 11×11 pixel grid under the cursor
- ✓ One-click HEX copy to the clipboard
- ✓ Essential utility for UI/UX designers and frontend developers
In-Memory Session History at Your Fingertips
Review and re-edit your last 50 captures from the Menu Bar hub. EiSen keeps your workspace clean by keeping history in memory, sweeping temporary files automatically on app launch.
- ✓ Quick re-open, copy, or delete from the gallery
- ✓ Temporary files stored securely in owner-only sandbox directories
- ✓ Temp PNGs are swept on launch; Save writes ordinary files you keep
Up and running in three simple steps.
Because EiSen respects your privacy, macOS requires explicit Screen Recording permission before taking captures.
1. Download & Drag to Applications
Download the signed DMG, open it, and drag EiSen into your /Applications folder.
2. Grant Screen Recording Permission
Open macOS System Settings → Privacy & Security → Screen Recording, and enable the toggle for EiSen.
3. Press ⌥⌥ and Start Capturing
EiSen sits silently in your menu bar. Double-tap Option (⌥⌥) anywhere to take your first capture!
💡 EiSen does not show a macOS permission prompt. Grant Screen Recording in System Settings, then quit from the menu bar and relaunch once.
How EiSen Compares.
All the powerful capabilities of professional screen capture tools while staying fully open-source and privacy-first.
| Feature | EiSen Recommended | macOS Default (⌘⇧4) | Proprietary Commercial Tools |
|---|---|---|---|
| Distribution Model | 100% Free & Open Source | Built-in macOS Utility | Closed Source / Commercial |
| Privacy & Telemetry | Zero Telemetry (100% Local) | Apple Diagnostics | Cloud Sync / Telemetry |
| Menu Bar Resident | Yes (No Dock clutter) | No | Yes |
| Annotation Suite (Steps, Loupe, Blur) | Yes (Full & Vector-based) | Basic markup only | Yes |
| On-Device Apple Vision OCR | Yes (on-device, offline) | Limited Live Text | Yes |
| Account / License Key Required | None (Zero onboarding) | None | Required / Account Sign-in |
| App Bundle Size | ~4.1 MB (Ultra-light) | System Dependent | 40 MB - 100 MB |
Frequently Asked Questions
Why does EiSen require macOS Screen Recording permission?
Is EiSen compatible with Apple Silicon and Intel Macs?
How does the OCR feature work without an internet connection?
Why doesn't EiSen appear in my Dock?
How do I update to newer versions of EiSen?
Ready for a faster, cleaner screenshot workflow?
Get EiSen today. Free, open source, and built with love for the Mac.
Version 0.1.0 • Apple Silicon (aarch64) • 4.1 MB • macOS 11.0+
SHA256: 2f848f787035d353f42e0062f3df0bc4de0e938c22babcaa5c153b365c3f0b30