Azure Cosmos DB alternatives: 4 apps ranked by verified data
Common reasons people leave Azure Cosmos DB: request-unit pricing is hard to predict, and costs grow quickly with multi-region writes. We ranked 4 alternatives by how directly each one replaces Azure Cosmos DB, then by reviews, real visits and how recently each app's facts were checked against its own website. Amazon DynamoDB currently ranks first.
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Show all 4 alternativesThe best Azure Cosmos DB alternative for…
The highest-ranked app in this list for each need.
Best Azure Cosmos DB alternative for a free plan you can upgrade
MongoDB AtlasManaged MongoDB on Azure or other clouds, with the full MongoDB feature set.
Best Azure Cosmos DB alternative for self-hosting
CockroachDBGlobally distributed SQL if you need relational data across regions.
Best Azure Cosmos DB alternative for iPhone and Android
FirebaseManaged NoSQL with client-side SDKs and auth included.
Best Azure Cosmos DB alternative for working in the browser
Amazon DynamoDBAWS's serverless NoSQL equivalent.
Azure Cosmos DB alternatives: common questions
What is the best alternative to Azure Cosmos DB?
Amazon DynamoDB ranks first right now. AWS's serverless NoSQL equivalent. MongoDB Atlas and Firebase follow it in our ranking.
Is there a free alternative to Azure Cosmos DB?
Yes. Amazon DynamoDB (free plan + paid), MongoDB Atlas (free plan + paid) and Firebase (free plan + paid) have a free option. Check each app's verified facts for current plan limits.
Is there an open-source alternative to Azure Cosmos DB?
None of the 4 alternatives in this list is open source.
Why do people switch from Azure Cosmos DB?
The complaints we hear most: request-unit pricing is hard to predict; costs grow quickly with multi-region writes; only available on Azure.
How is this list ranked?
Every app is scored with the same published formula: how directly it replaces Azure Cosmos DB, reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.