Reviewers mostly praise Sanity.io for strong developer experience, fast setup, and deep flexibility in modeling structured content and customizing the studio. Several say it works especially well for client websites and omnichannel content, with standout features like portable text and image hotspots. The makers of
Sheet Ninja add that it was easier to customize than many CMS tools. But criticism centers on rough edges: plugin support can be inconsistent, docs and integration examples feel uneven, and some users report frustrating UI and schema-data sync problems.