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Amazon DynamoDB alternatives: 5 apps ranked by verified data

Facts checked Oct 25, 2026AppBreakup editorialHow we rank

Common reasons people leave Amazon DynamoDB: data model must be designed around access patterns in advance, and limited ad-hoc querying compared with SQL. We ranked 5 alternatives by how directly each one replaces Amazon DynamoDB, then by reviews, real visits and how recently each app's facts were checked against its own website. Azure Cosmos DB currently ranks first.

Quick comparison

#AppPricingOpen sourcePlatformsVerified factsScore
1Azure Cosmos DB logoAzure Cosmos DBFree plan + paidNoWeb4 of 466.5
2MongoDB Atlas logoMongoDB AtlasFree plan + paidNoWeb4 of 462.6
3Firebase logoFirebaseFree plan + paidNoWeb, iOS, Android4 of 459.6
4Upstash logoUpstashFree plan + paidNoWeb3 of 357.2
5Amazon RDS logoAmazon RDSPaidNoWeb4 of 455.3
  1. Azure Cosmos DB logo

    1. Azure Cosmos DBTop pick

    Best for: Azure-based teams that need a globally replicated NoSQL or vector database

    Free plan + paidWeb

    66.5

    score / 100

    Why switch from Amazon DynamoDB

    Microsoft's serverless NoSQL database with multiple APIs.

    Pros

    • Global replication with tunable consistency
    • MongoDB and Cassandra-compatible APIs ease migrations
    • Serverless mode for spiky workloads

    Cons

    • Request-unit pricing is hard to predict
    • Costs grow quickly with multi-region writes
    • Only available on Azure
    Visit Azure Cosmos DB Details and reviews
    How this score is calculated
    Editorial fit ×0.3100
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Azure Cosmos DB a good Amazon DynamoDB alternative?

    Verified facts

    4 of 4 verified
    Database type
    Serverless NoSQL and vector database
    Checked Oct 25, 2026azure.microsoft.com(opens source in a new tab)
    Vector search
    Built in
    Checked Oct 25, 2026azure.microsoft.com(opens source in a new tab)
    Free tier
    First 1000 RU/s and 25 GB
    Checked Oct 25, 2026learn.microsoft.com(opens source in a new tab)
    APIs
    NoSQL, MongoDB, Cassandra, Gremlin, Table
    Checked Oct 25, 2026learn.microsoft.com(opens source in a new tab)
  2. MongoDB Atlas logo

    2. MongoDB Atlas

    Best for: Teams building on MongoDB who want it managed on their preferred cloud

    Free plan + paidWeb

    62.6

    score / 100

    Why switch from Amazon DynamoDB

    Document database with richer querying on any major cloud.

    Pros

    • Run by the MongoDB company on AWS, Google Cloud or Azure
    • Built-in full-text and vector search
    • Free cluster for learning and prototypes

    Cons

    • Dedicated clusters get expensive as data grows
    • Database only, with no end-user auth or storage layer
    • Document modelling can be awkward for heavily relational data
    Visit MongoDB Atlas Details and reviews
    How this score is calculated
    Editorial fit ×0.387
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is MongoDB Atlas a good Amazon DynamoDB alternative?

    Verified facts

    4 of 4 verified
    Free cluster
    512MB storage, free forever
    Checked Oct 25, 2026mongodb.com(opens source in a new tab)
    Flex cluster
    Up to $30/month
    Checked Oct 25, 2026mongodb.com(opens source in a new tab)
    Dedicated cluster
    From $56.94/month
    Checked Oct 25, 2026mongodb.com(opens source in a new tab)
    Search
    Full-text and vector search built in
    Checked Oct 25, 2026mongodb.com(opens source in a new tab)
  3. Firebase logo

    3. Firebase

    Best for: Mobile and web teams who want realtime sync, auth and push messaging from one vendor

    Free plan + paidWeb, iOS, Android

    59.6

    score / 100

    Why switch from Amazon DynamoDB

    Managed NoSQL with client SDKs, auth and realtime sync.

    Pros

    • Mature SDKs for Android, iOS, Flutter and web
    • Realtime sync and offline support built into the client libraries
    • Wide set of mobile services such as crash reporting and push messaging

    Cons

    • Ties your app closely to Google Cloud
    • NoSQL query limits often force data duplication
    • Pay-as-you-go bills can spike with heavy reads
    Visit Firebase Details and reviews
    How this score is calculated
    Editorial fit ×0.377
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Firebase a good Amazon DynamoDB alternative?

    Verified facts

    4 of 4 verified
    Free plan
    Spark plan (no-cost)
    Checked Oct 25, 2026firebase.google.com(opens source in a new tab)
    Paid plan
    Blaze, pay as you go
    Checked Oct 25, 2026firebase.google.com(opens source in a new tab)
    Database
    Firestore, a NoSQL document database
    Checked Oct 25, 2026firebase.google.com(opens source in a new tab)
    SQL option
    PostgreSQL via Firebase SQL Connect
    Checked Oct 25, 2026firebase.google.com(opens source in a new tab)
  4. Upstash logo

    4. Upstash

    Best for: Serverless and edge apps that need Redis, queues or scheduled jobs over HTTP

    Free plan + paidWeb

    57.2

    score / 100

    Why switch from Amazon DynamoDB

    Serverless key-value storage over HTTP, usable from any cloud.

    Pros

    • HTTP APIs work from edge and serverless runtimes
    • Pay-per-request pricing with a free tier
    • Queues and workflows alongside Redis

    Cons

    • Not a primary database or a full backend
    • Per-command pricing gets costly for very chatty workloads
    • Some Redis commands and modules are not supported
    Visit Upstash Details and reviews
    How this score is calculated
    Editorial fit ×0.369
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Upstash a good Amazon DynamoDB alternative?

    Verified facts

    3 of 3 verified
    Free plan
    $0
    Checked Oct 25, 2026upstash.com(opens source in a new tab)
    Pay as you go
    $0.2 per 100K commands
    Checked Oct 25, 2026upstash.com(opens source in a new tab)
    Fixed plan
    From $10/month
    Checked Oct 25, 2026upstash.com(opens source in a new tab)
  5. Amazon RDS logo

    5. Amazon RDS

    Best for: AWS-based teams that want standard SQL databases with managed backups and failover

    PaidWeb

    55.3

    score / 100

    Why switch from Amazon DynamoDB

    Relational databases on AWS when you need SQL and joins.

    Pros

    • Choice of six relational engines plus Aurora
    • Automated backups, replicas and Multi-AZ failover
    • Fits into AWS networking and IAM

    Cons

    • Configuring networking and security on AWS is complex
    • More expensive than smaller Postgres hosts for small apps
    • Database only, with no backend layer
    Visit Amazon RDS Details and reviews
    How this score is calculated
    Editorial fit ×0.363
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Amazon RDS a good Amazon DynamoDB alternative?

    Verified facts

    4 of 4 verified
    Pricing
    Pay for what you use, no minimum fees
    Checked Oct 25, 2026aws.amazon.com(opens source in a new tab)
    Purchase options
    On-Demand or Reserved Instances
    Checked Oct 25, 2026aws.amazon.com(opens source in a new tab)
    Free tier engines
    MySQL, MariaDB, PostgreSQL, SQL Server Express
    Checked Oct 25, 2026aws.amazon.com(opens source in a new tab)
    Multi-AZ replication transfer
    Free
    Checked Oct 25, 2026aws.amazon.com(opens source in a new tab)

The best Amazon DynamoDB alternative for…

The highest-ranked app in this list for each need.

Azure Cosmos DB logo

Best Amazon DynamoDB alternative for most people

Azure Cosmos DB

Microsoft's serverless NoSQL database with multiple APIs.

MongoDB Atlas logo

Best Amazon DynamoDB alternative for a free plan you can upgrade

MongoDB Atlas

Document database with richer querying on any major cloud.

Firebase logo

Best Amazon DynamoDB alternative for iPhone and Android

Firebase

Managed NoSQL with client SDKs, auth and realtime sync.

Upstash logo

Best Amazon DynamoDB alternative for working in the browser

Upstash

Serverless key-value storage over HTTP, usable from any cloud.

Amazon DynamoDB alternatives: common questions

What is the best alternative to Amazon DynamoDB?

Azure Cosmos DB ranks first right now. Microsoft's serverless NoSQL database with multiple APIs. MongoDB Atlas and Firebase follow it in our ranking.

Is there a free alternative to Amazon DynamoDB?

Yes. Azure Cosmos DB (free plan + paid), MongoDB Atlas (free plan + paid), Firebase (free plan + paid) and Upstash (free plan + paid) have a free option. Check each app's verified facts for current plan limits.

Is there an open-source alternative to Amazon DynamoDB?

None of the 5 alternatives in this list is open source.

Why do people switch from Amazon DynamoDB?

The complaints we hear most: data model must be designed around access patterns in advance; limited ad-hoc querying compared with SQL; only available on AWS.

How is this list ranked?

Every app is scored with the same published formula: how directly it replaces Amazon DynamoDB, reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.