
Google Workspace
LibreOffice
Apache OpenOffice
ONLYOFFICE
Google Drive
WPS Office
Zoho Docs
Boost your productivity with reliable access anywhere with services like email, calendar, file sharing, meetings, instant messaging, and Office Online

Kie.ai
ToAPIs
Crun.ai
APIPASS API Market
RunwayML
OpenRouter
Veo 3 Video Generator
Affordable AI API gateway - cheap access to OpenAI, Anthropic, Google models through unified interface. Low cost alternative to direct API integration
Which is more popular?
Based on our record, Microsoft 365 seems to be more popular. It has been mentioned 14 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | office.com | defapi.org |
| Company | Startup from the United States | — |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Microsoft 365 yet.
Defapi is a premier API aggregation platform for AI models, giving developers a single point of access to world-class models from across the globe. Using Defapi, you can quickly plug into the newest capabilities from OpenAI, Anthropic, Google and other top vendors. Defapi streamlines AI adoption...
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of Microsoft 365 yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Office 365 Complete Tutorial Zero to Hero
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Microsoft 365 and Defapi.org. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


I have been using Microsoft 365 for several months, and my experience has been very positive. The applications are smooth, fast, and helpful for both study and professional work. Word and Excel make document creation...
In today’s competitive business environment, having the right office suite is crucial for streamlined operations and effective collaboration. While Microsoft Office Suite has been a popular choice, these alternatives...
Office Editing For Docs, Sheets & Slides is an offline chrome extension that helps you edit Microsoft Word, Excel, and Powerpoint files without Office installed on your PC. It opens Docx and other files in a new tab...
We have no reviews of Defapi.org yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Ask the marketing department that destroyed one of the most famous brands on earth, MS Office, and renamed it to "Microsoft Copilot 365 app": https://office.com. - Source: Hacker News / 9 months ago
If you use Microsoft’s online Office.com suite or the popular Figma graphics tool, you’ve already used Wasm in production. If you’ve used a device to watch streaming services like BBC or Amazon Prime, you’ve already used Wasm in... - Source: dev.to / almost 2 years ago
Yes it does change, will not work for 2016, but it works for excel online at office.com, which is free with a microsoft account. Source: almost 3 years ago
Tracking Defapi.org since Dec 2025.
When comparing Microsoft 365 and Defapi.org, you can also consider the following products.

Google's encompassing suite of cloud-based business apps.
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Affordable DeepSeek R1 API with powerful reasoning and robust security.
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Free office suite, open source, and compatible with .doc, .docx, .xls, .xlsx, .ppt, .pptx files. Updated regularly – download for free. Originally based on OpenOffice.org.
Compare LibreOffice to Microsoft 365 or Defapi.org:

Enterprise AI API Gateway supporting GPT-5, Claude Sonnet 4.5, Gemini 2.5 and 50+ models. OpenAI compatible, 5-min migration, 99.9% SLA.
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Apache OpenOffice is an open source, office document productivity suite.
Compare Apache OpenOffice to Microsoft 365 or Defapi.org:

One API to access all top AI models—video, image, audio, and text. Fast integration, 30–70% cost savings, high-performance, and developer-friendly.
Compare Crun.ai to Microsoft 365 or Defapi.org: