Google Cloud Spanner vs Google Cloud SQL
| Google Cloud Spanner | Google Cloud SQL | |
|---|---|---|
| Free plan | No | No |
| Free trial | Yes | Yes |
| Paid from | — | $0.04/mo |
| Open source | No | No |
| Platforms | api, Linux, self-hosted, Web | api, Linux, macOS, Web, Windows |
| Free plan | No | No |
Both are listed in Best Database Software. On Specifiction, Google Cloud SQL scores higher on our published basis.