A subscription is a right to use the app, granted under the End User License Agreement.
A subscription entitles you to:
Use the app on one or more devices.
Get assistance from Customer Service.
Receive updates.
Kaspersky Password Manager can be used with or without a subscription:
The free version of the app is distributed free of charge and can be used for an unlimited period of time. If you use the free version of Kaspersky Password Manager, the number of entries that you can add to the vault is limited.
If you buy a subscription for Kaspersky Password Manager, you can add an unlimited number of accounts to the vault. Subscription for Kaspersky Password Manager is time-limited. In case if you have not disabled autorenewal, it will be renewed automatically.