Markup and comments
Comment directly on files
Start for free. No credit card required.

Collect precise feedback on designs and PDFs by letting clients comment directly on the page, with full version history and a clear approval status on every round.
Start from this template and describe what you want to change in plain English. Assembly Studio adapts the layout, fields, and flow to your firm, then publishes it to your client portal in minutes.
Key Features
Clients pin comments directly onto a design or PDF page, with threaded replies internal users can resolve
Upload revised versions with full version history; earlier versions and their comments stay viewable read-only
Status pipeline from Awaiting review through Changes requested, Revised, and Approved — shown to clients in plain language, not internal pipeline names
What you can customize
Branding, colors, and your own domain
Fields, sections, and the steps clients see
Automations, reminders, and notifications
Access and permissions per client or team
Perfect for
Marketing, Consulting, Legal, and Real estate firms running approvals workflows.
Add it, describe your changes, publish
- 01TemplatesClient project trackerMilestones and progress per engagementInstall
Add the template
It installs as a working app you can use as is.
- 02App builderClient project trackerMargotAdd a Client review stage between In progress and Done.AssemblyUpdated. Client review now sits between In progress and Done.Describe a change
Describe your changes
Tell the app builder what to change, from fields to steps, and it adapts the template to your business.
- 03portal.brandmages.comBrandmagesMeridian CorpMWebsite redesign3 of 5 milestones doneNext1LaunchIn progress0Client review1Homepage designDone3DiscoverySitemapWireframes
Publish to clients
It appears in your branded client experience, with sign-in and permissions already handled.
Start with the Markup and comments template
Start from this template for free and make it yours in minutes. No credit card required.