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Apps are billed based on the number of users in your Atlassian product. Jira Cloud apps are priced based on the maximum users of the Jira products on your instance. For example, if you have Jira Software (50 users) and Jira Service Management (10 agents) on the same instance, you pay the 50-user price for apps.
Note: While this app has features specific to Jira Service Management and Jira Software, the app is technically available across the whole Jira instance. Therefore the above guidelines for licensing across maximum users still apply.
The pricing structure for cloud apps is as follows:
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