Adobe Acrobat DC is a powerful PDF editor and viewer, but many teams need dedicated online proofing platforms for faster, collaborative feedback on design, marketing, and development assets. Below are 20 top alternatives that focus on web‑based review, annotation, and approval workflows.
Get targeted exposure with custom position pinning and highlighted placement.
Enterprise‑grade online proofing with version control, real‑time annotations, and automated approval workflows.
Central hub for creative review with video, image, and PDF proofing, inline comments, and deadline tracking.
Scalable proofing platform offering brand‑centric review, automated reminders, and integrations with Adobe Creative Cloud.
Simple, browser‑based proofing tool that lets teams comment directly on PDFs, images, and videos.
All‑in‑one review solution for PDFs, images, and videos with version history, task assignment, and e‑signatures.
Collaborative feedback platform with markup tools, approval pipelines, and integrations for marketing teams.
InVision’s proofing tool focused on visual feedback, version comparison, and stakeholder sign‑off.
Video‑centric proofing with frame‑accurate comments, approval status, and integration with Adobe Premiere.
High‑performance video review platform offering real‑time comments, versioning, and secure sharing.
Lightweight web app for annotating PDFs, images, and screenshots with instant sharing links.
Collaborative whiteboard that also supports design proofing with sticky notes, comments, and exportable PDFs.
Design‑first collaboration tool where stakeholders can comment directly on design files and prototypes.
Prototyping and design review platform with comment threads, handoff specs, and user testing integration.
Online sharing service for Sketch files that enables comment‑based feedback and version tracking.
Visual collaboration board with PDF annotation, real‑time chat, and task assignment.
Infinite canvas for brainstorming that also supports PDF uploads, sticky‑note comments, and approval lanes.
File‑sharing service with built-in proofing, comment threads, and secure download links.
Work management platform offering proofing sheets, attachment comments, and automated approval workflows.
Project management suite that includes a proofing view for PDFs, images, and videos with inline comments.
Work OS with a proofing column that lets teams annotate files, set due dates, and track approvals.