Edit text in place, sign, redact, reorganize. True content-stream rewrite, not stamp-on-top.
LaunchEdit, sign, redact, and reorganize PDF files in your browser. The Adobe Acrobat alternative that runs on your device — no upload, no subscription.
Pixel-perfect PDF diff with word-level text view, metadata + form-field compare, ruler, and exclusion zones.
LaunchSide-by-side or overlay PDF diff. Highlights pixel-level differences plus a word-level text diff in a modal.
Open any PCB Gerber bundle in your browser. Gerber X2, Excellon, layer compare, snap-to-pad measure, snapshot URLs.
LaunchOpen RS-274X / X2 Gerber and Excellon files. Inspect layers, measure traces, export to PNG / SVG / DXF.
Compress, merge, split, convert, and manipulate PDF files.
Resize, compress, convert, and transform images.
Format, encode, decode, and validate code and data — safe for production secrets.
Transform, analyze, and format text with instant results as you type.
Edit, convert, and optimize audio and video files.
Sourdough baker math, altitude baking adjustments, canning processing times, and homebrew ABV.
AES-256 file encryption and self-destructing encrypted notes.
Open CAD, BIM, medical, and enterprise files without paying $300-30K/year for the native software. Gerber Viewer ships first.
Add highlights, notes, shapes, and text annotations to PDF documents with an easy editor.
Drop a PDF here or click to browse — up to 100 MB
Highlight, underline, strikethrough, sticky notes, text boxes, freehand drawing, arrows, and shapes.
Yes. Existing bookmarks, form fields, and other annotations remain intact; new highlights and notes are appended as a separate annotation layer.
Reads PDF 1.0 through 2.0. Output is written as PDF 1.7 (the version that introduced the modern annotation dictionary).
