Draw, Collaborate & Stay Organized

Essential Drawing &
Collaboration Tools for
AEC Professionals

Supercharge your productivity with professional grade PDF editing and markup tools designed to be fast, intuitive, and efficient for architectural, engineering, and construction workflows.

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Purpose·Built
Drawing & Markup Tools
Time·Saving
Organized Drawing Sets
Real·Time
Collaboration
Web·Based
Access Anywhere
The Right Tools
At your fingertips

Redline PDF was designed to help you with the tasks you tackle every day: Draw to scale, mark up and measure, collaborate in real time, and keep your drawing sets organized — all in one fast, focused application.

Draw with precision
Draw with precision
Draw with precision
01

Draw with precision

Quickly and intuitively create conceptual and technical drawings with a comprehensive set of drawing tools built for precision and speed.

  • Draw to scale with actual dimensions
  • Snaps and guides keep your drawings accurate
  • Easily modify your drawings with intuitive editing tools
02

Annotate and measure

Quickly and accurately mark-up drawings and perform quantity take-offs with a comprehensive set of annotation and markup tools.

  • Get accurate areas and dimensions
  • Perform quantity take-offs
  • Full suite of annotation tools including callouts, clouds, and text
Annotate and Measure
Annotate and Measure
Annotate and Measure
Collaborate with ease
Collaborate with ease — placeholder 2
Collaborate with ease — placeholder 3
03

Collaborate with ease

Easily share documents with collaborators and clients, and keep everyone on the same page with real-time collaboration tools.

  • Share drawings with your team and clients
  • Real-time collaboration and commenting
  • Use your own cloud storage to keep your files secure
  • Google Drive and OneDrive integration for seamless file access and control
04

Keep your drawings organized

Featuring a first-of-its-kind system for drawing management and seamless team collaboration.

  • Keep track of drawings and revisions
  • Simple drag-and-drop organization
  • Easily share drawings with your team
  • Effortlessly track progress
Keep your drawings organized
Keep your drawings organized — placeholder 2
Keep your drawings organized — placeholder 3

Upgrade your Workflow

From Concept
to Completion

Draw, collaborate, and track progress, all in one place.

01

Concept Sketch

Draw concept plans quickly and easily, to scale, with accurate areas and dimensions without having to fire up your BIM or CAD software.

02

Share with Collaborators

Easily share your concept plans with team members and stakeholders for real-time feedback and collaboration directly within the platform; skip the exports, uploads, and emails.

03

Track Progress

Auto-organize drawings and add team members to track markup progress and maintain up-to-date drawing sets.

Feature
Lite
Pro
Pro Plus
Drawing
Drawing tools (lines, polylines, polygons, etc.)
✓
✓
✓
Draw to scale
✓
✓
✓
Drawing aides (grid, snap, align)
✓
✓
✓
CAD-like precision
✓
✓
✓
Line types & hatch patterns
✓
✓
✓
Group, duplicate, clone
✓
✓
✓
Annotation
Markup tools (cloud, pen, highlight, etc.)
✓
✓
✓
Callouts & text
✓
✓
✓
Dimension strings
✓
✓
✓
Area & distance labels
✓
✓
✓
Count tool
✓
✓
✓
General
Add, remove, and rearrange pages
✓
✓
✓
Open pages as new documents
✓
✓
✓
Bookmarks & document outline
✓
✓
✓
Extract sheet number & title
✓
✓
✓
Automatic view reference discovery
✓
✓
✓
Groups and Collections
✓
✓
✓
Advanced Features
Viewports
−
✓
✓
Schedules & tables
−
✓
✓
Area summaries
−
✓
✓
DXF import and export
−
✓
✓
Compare drawing changes
−
✓
✓
Object Library
Built-in AEC object library
−
✓
✓
Parametric objects
−
✓
✓
Save groups to library
−
✓
✓
Collaboration
Built-in sharing and viewer
−
✓
✓
Assign collaborator roles
−
✓
✓
Connect your own cloud storage1
−
✓
✓
Drawing Management
Projects & revision tracking
−
−
✓
Assign collaborators to projects
−
−
✓
Drag-and-drop drawing organization
−
−
✓
Track markup progress
−
−
✓
Export PDF drawing sets
−
−
✓
Save drawings to network or cloud1
−
−
✓
Platform
Web-based - access anywhere2
✓
✓
✓
  1. 1 Cloud storage integration connects Redline PDF to your own Google Drive or Microsoft OneDrive account, so your drawings stay in storage you own and control. An active account with the respective provider is required. Google Drive is a trademark of Google LLC and OneDrive is a trademark of Microsoft Corporation; neither company is affiliated with, sponsors, or endorses Redline PDF. Your use of those services remains subject to their own terms of service and privacy policies.
  2. 2 Redline PDF runs in the browser. For the best performance and full feature availability we recommend the latest version of a Chromium-based browser such as Google Chrome, Microsoft Edge, Brave, or Opera. Some features may be limited or unavailable on other browsers or on older versions.