Dear Diamantino,
Sorry for that our category may have limited resources on the Microsoft Loop desktop app for Mac releasing related issues and questions.
About the question, it seems that you have posted the thread Microsoft Loop desktop app for MacOS - Microsoft Community on our specific support category. I'm afraid that it is the right category for you to get further information about the Microsoft Loop desktop app for Mac releasing. I suggest you better post a new thread there to see whether you can get further information.
Get started with Microsoft Loop - Microsoft Support
Based on Microsoft Loop - Microsoft Apps and Get started with Microsoft Loop - Microsoft Support, there seems to be no Loop app for Mac. You can currently use the web version on your Mac.
After searching many information, there seems to be no articles mentioning the Microsoft Loop desktop app for Mac releasing now. If it is convenient, you can also keep close eyes on our official blogs for the latest updates of Loop.
You searched for Loop | Microsoft 365 Blog
As our product developers are willing to hear users' requirements, I suggest you submit your feedback and convey your suggestions to our new Feedback platform mentioned in the following article for the product developers to know your suggestions and opinions for product improvements.
Introducing Feedback for Microsoft 365 - Microsoft Community Hub
Please note the platform page will be loaded after some time based on the network environments.
You may access the page as follows to submit the feedback as well.
You may use a personal account or a Microsoft 365 business work or school account to submit the feedback.
Thanks for your understanding and have a nice day!
Sincerely
Cliff | Microsoft Community Moderator