ScreenBolt

About

ScreenBolt — Free Screenshot & Screen Recording Tool

Capture, annotate, and record your screen with zero limitations. No account required, no time limits, and 100% local — your data never leaves your browser.

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📸 SCREENSHOT TOOLS

• Visible Area Capture — Instantly capture what's visible in your browser tab with one click or keyboard shortcut (Alt+Shift+V).

• Full Page Capture — Automatically scrolls through long pages and stitches the captures into one seamless tall image. Perfect for capturing entire articles, documentation, or design mockups.

• Selection Capture — Click and drag to capture any specific area on the page. A crosshair overlay with instructions guides you through the selection process (Alt+Shift+S).

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✏️ BUILT-IN ANNOTATION EDITOR

Every screenshot opens in a powerful built-in editor with 9 professional annotation tools:

• Arrow — Draw arrows to point at specific elements
• Rectangle — Outline areas with rounded-corner rectangles
• Ellipse — Circle important content
• Line — Draw straight lines
• Freehand Pen — Sketch freely with a smooth pen tool
• Text — Click anywhere to add text annotations with customizable size
• Blur / Pixelate — Obscure sensitive information (emails, passwords, personal data)
• Highlight — Draw semi-transparent yellow markers over text
• Crop — Select an area and trim your screenshot

Additional editor features:
• Color picker — Choose any annotation color
• Stroke width — Thin, Medium, or Thick
• Undo / Redo — Full history stack (Ctrl+Z / Ctrl+Shift+Z)
• Keyboard shortcuts — Every tool has a single-key shortcut (A, R, E, L, P, T, B, H, C)
• Export formats — Save as PNG, JPG, or PDF
• Copy to clipboard — Paste directly into emails, docs, or chat apps
• Real-time status bar — Shows dimensions and estimated file size

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🎥 SCREEN RECORDING

Record your screen with no time limits, no watermarks, and no sign-up:

• Tab Recording — Record the current browser tab with audio
• Screen / Window Recording — Record your entire screen or a specific window
• Camera Recording — Record from your webcam only

Recording features:
• Picture-in-Picture (PiP) webcam overlay — Show your face in a circular bubble while recording your screen, with configurable position (4 corners) and size (small/medium/large)
• Audio controls — Capture system/tab audio, microphone, or both
• Live audio level meter — See your mic input level before recording
• Mute / Unmute — Toggle microphone during recording
• Pause / Resume — Pause and resume without splitting the recording
• Countdown timer — Optional 3-2-1 countdown before recording starts
• Resolution options — 720p, 1080p, or 4K
• Floating controls widget — A draggable overlay with timer, pause, mute, and stop buttons appears on your page during recording

Recording export:
• WebM — Native format, instant download
• MP4 — Convert to MP4 using ffmpeg.wasm (runs entirely in your browser, loaded only when needed)

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📁 CAPTURE HISTORY

All your captures are saved locally with thumbnails:
• Grid view with image previews
• Filter by type (Screenshots / Recordings)
• Search by filename
• Sort by date, size, or name
• Click to re-open in editor
• Delete individual items or clear all
• Configurable history limit (50, 100, or 200 items)

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⚙️ CUSTOMIZABLE SETTINGS

• Screenshot format — PNG or JPG (with quality slider)
• After-capture action — Open in editor, save directly, or copy to clipboard
• Recording defaults — Resolution, audio, PiP, countdown, format
• Theme — Dark, Light, or System (auto-detect)
• Notifications — Toggle capture notifications on/off
• History — Enable/disable history, set max items

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⌨️ KEYBOARD SHORTCUTS

• Alt+Shift+V — Capture visible area
• Alt+Shift+F — Capture full page
• Alt+Shift+S — Capture selection
• Customizable in chrome://extensions/shortcuts

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🎨 BEAUTIFUL THEMES

Choose between Dark Mode, Light Mode, or System Auto-detect. The theme applies consistently across every page — popup, editor, recorder, history, and settings.

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🔒 PRIVACY FIRST

ScreenBolt is 100% local:
• No accounts or sign-ups
• No data collection or tracking
• No analytics
• No external servers
• All captures stay on your device
• All processing happens in your browser
• Open source

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🆓 TRULY FREE

No premium tiers, no watermarks, no time limits, no ads. Every feature is available to everyone.

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PERMISSIONS EXPLAINED

• activeTab — Access the current tab to capture its content
• tabCapture — Capture tab video/audio for recording
• desktopCapture — Capture full screen or window for recording
• downloads — Save captures and recordings to your Downloads folder
• storage — Store your preferences and capture history locally
• offscreen — Clipboard operations (copy screenshot to clipboard)
• scripting — Inject capture overlay when you initiate area selection
• notifications — Show capture completion notifications
• alarms — Keep background processes alive during recording

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Built with Manifest V3. No remote code. No bundled trackers. Just a clean, fast, privacy-respecting tool that does exactly what it says.