Get the right app for your business needs

Find solutions that enable innovation, drive business outcomes, and help you get more done with what you already have.

Explore business solutions nowSee all apps

Popular apps in Microsoft 365

See all Microsoft 365 apps
ratings(16 ratings)
QuillBotKeuji Co
+1
Save time and immediately improve your writing with QuillBot’s Paraphrasing and Summarizing Tool.
1 out of 10
ratings(625 ratings)
Grammarly for Microsoft WordGrammarly
+1
Compose clear, mistake-free writing with Grammarly for Microsoft Word on Mac.
2 out of 10
ratings(283 ratings)
MathTypeWiris
+1
The easiest way to write math equations in Microsoft Word.
3 out of 10
ratings(585 ratings)
HubSpot SalesHubSpot
+1
Organize leads, track email opens and clicks, and send email templates all in one place.
4 out of 10

Recommendations from our customers

“Using Seismic, we now have accurate usage data which drives decision making on future initiatives, and where to focus our energy.”
Brad RogersDirector, CRM & Content Strategy, Mackenzie Investments
Sales Enablement Automation Platform

Seismic Sales Enablement Automation Platform

Sales Enablement Automation PlatformLearn more
Sales Enablement Automation Platform

Seismic Sales Enablement Automation Platform

Sales Enablement Automation PlatformLearn more
We’re here to help
Purchase in AppSource

Learn how to find, try, and buy the business applications you need on AppSource.

Learn more
Sell in AppSource

Accelerate your business by publishing your offers on AppSource. Reach millions of customers with our global sales, partner ecosystem, and go-to-market resources.

Sell with us
Help + Support

Need assistance with Microsoft AppSource? We’ll get you the help you need. Contact Microsoft support to get help and support.

Contact us