网页长截图、区域截图与录屏工具 – SnapScreen

免费网页长截图、区域截图、屏幕录制、截图标注编辑，支持 PDF 导出。数据本地存储，无需注册，不上传服务器。

SnapScreen is a free, privacy-first Chrome extension for full page screenshots, screen recording, and annotation. Capture an entire webpage, the visible area, or any selected region in seconds. Record your browser screen with audio, then annotate and edit your captures without leaving Chrome. Everything runs locally — no uploads, no account. KEY FEATURES • Full Page Screenshot Capture an entire webpage from top to bottom with automatic scroll-and-stitch, including content outside the visible area. • Select Area Drag to capture any region, with inline annotation tools right on the page. • Visible Area One-click capture of the current viewport. • Screen Recording Record your screen, window, or tab with optional audio. • Annotate and Edit Add arrows, shapes, lines, text, freehand drawing, emoji, and mosaic blur to hide sensitive information. Crop as needed. • Export as PNG or PDF Save annotated captures as PNG images or PDF documents, or copy straight to the clipboard. • Screenshot History Browse, search, and favorite all your captures — stored locally in your browser. • 100% Local and Private Your screenshots and recordings never leave your device. No uploads, no analytics, no tracking. • Fast and Free Lightweight, no account required. Keyboard shortcut: Alt+Shift+S PERFECT FOR • Creating tutorials and walkthroughs • Saving complete webpages for reference • Reporting bugs and documenting issues • Quick annotations for work or study • Sharing visual feedback with teammates and clients • Recording product demos Capture, record, annotate, and edit — all without leaving Chrome.