See a full history of changes to your Microsoft Word document

Simul is a version control and collaboration tool for Microsoft Word. It shows you a full history of all changes made to your Word document in a simple interface.

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Used in thousands of organisations worldwide

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How It Works

Easily upload documents from anywhere

Drag and drop Word documents from your computer, or import them from cloud file services like Dropbox, Box, OneDrive, SharePoint & Google Drive.

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Automatically create versions each time the document is changed

Invite people to collaborate on your document and each time they make a change, Simul automatically creates a new version.


Here's how it works:

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Open the latest version in 1 click

Collaborators can access and open the latest version of a document in just 1 click.

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Make edits in Word or Word Online

Simul integrates directly with Word and Word Online, so you can make edits to a document in their preferred environment.

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Automatically create a new version

When you click 'Save' in Word or Word Online, a new version is automatically created in Simul and instantly available to all collaborators to continue working on.

See what changed between each version

Simul makes it easy to see what changed between each version, regardless of whether tracked changes were turned on or not.

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See the full history of a document

See every version of a document - including what changed, who changed it and when - in a simple interface.

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Easily access content from previous versions

Open previous versions of your document in Word or Word Online in 1 click, and then simply copy and paste content from the old version into the latest one (or into other documents).

Revert to a previous version in 1 click

Revert back to a previous version of your document in just 1 click, or create a copy of it and take your document in a new direction whilst retaining all the content from your other versions.

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“Simul allows anyone on our team to access the latest version of a document instantly. It automatically creates versions, allows us to compare them to see what changed, and gives us a full version history of the document. It’s made writing research reports so much easier.”

Nikolas UCLA Version Control Word

Nikolas Balanis - Cancer Researcher, UCLA

Get Started For Free

It's free to collaborate on 1 document, and paid plans start at just $15 per month.