MongoDB Atlas vs PlanetScale
Managed document database with a free shared tier
Free M0, then paid
CompareManaged Postgres and Vitess clusters sized by SKU. Entry price: Paid clusters.
Managed document database with a free shared tier
Free M0, then paid
CompareServerless Postgres that can scale to zero
$0.106/CU-hour on Launch
ComparePostgres plus auth, storage, and a data API
Free tier, Pro from $25/mo
Compare