# SDK

- [Migrate to SDK v3.0](/purchasely/faq/migration-guides/sdk/migrate-to-sdk-v3.0.md)
- [v2.2.0](/purchasely/faq/migration-guides/sdk/migrate-to-sdk-v3.0/v2.2.0.md): Until this version, presentations were tied to a specific product. This constraint made multi-product presentations impossible and version 2.2.0 prepares app code to unlock that possibility.
- [v2.1.3](/purchasely/faq/migration-guides/sdk/migrate-to-sdk-v3.0/v-2.1.3.md)
- [Migrate to SDK v3.1](/purchasely/faq/migration-guides/sdk/migrate-to-sdk-v3.1.md)
- [Migrate to SDK v3.2](/purchasely/faq/migration-guides/sdk/migrate-to-sdk-v3.2.md)
- [Migrate to SDK v4.0.0](/purchasely/faq/migration-guides/sdk/migrate-to-sdk-v4.0.0.md)