To begin with, Microsoft Dynamics does not offer free software. However, you can test the software for 30 days for free. To do so, you must already have a business e-mail address associated with a Microsoft business account.
The prices of Microsoft Dynamics are difficult to summarize since they depend on various criteria: modules used, the number of users, functionalities, etc. So, we recommend you take a look for yourself directly on their website.
Microsoft Dynamics Sales is among the most expensive CRM systems in our selection (starting from $65 per user, per month, up to $135 for their highest plan). But this can be explained by the richness of the features offered and especially the companies for which the software is intended.