Amazon DynamoDB

Serverless NoSQL database with single-digit millisecond latency

4.4(545 across the web)

What is Amazon DynamoDB?

Amazon DynamoDB (database builders): Serverless NoSQL database with single-digit millisecond latency. DynamoDB is AWS's serverless NoSQL database that scales automatically from zero to millions of requests per second. You don't manage servers, patches, or capacity planning. Single-digit millisecond latency at any scale makes it ideal for applications where speed matters. Global tables replicate data across regions. Pricing scales with actual usage. Amazon DynamoDB is paid-only, with most plans including a trial period. Buyers most often compare Amazon DynamoDB against Amazon Redshift, TiDB, Yugabyte.

TL;DR - Amazon DynamoDB

Amazon DynamoDB is a serverless NoSQL database designed for applications requiring single-digit millisecond latency
It scales automatically to handle any workload with built-in security and backup capabilities
Free tier with 25GB storage, then pay per read/write capacity or on-demand

Pricing: Paid only

Best for: Enterprises & pros

4.4/5 across review platforms

Pros & Cons

Pros

Fully managed NoSQL
Single-digit millisecond latency
Scales automatically
Serverless option
Global tables

Cons

Pricing complex
Query limitations
No joins or complex queries
Vendor lock-in
Learning curve for data modeling

Ratings Across the Web

4.4(545 reviews)

Ratings aggregated from independent review platforms. Learn more

Key Features

NoSQL databaseServerlessSingle-digit latencyAuto-scalingGlobal tablesAWS

Pricing Plans

Free Trial

Free Tier

Usage-based pricing

25 GB storage
25 WCUs
25 RCUs
200M requests/month

On-Demand

$1.25/per 1M writes

Pay-per-request

$0.25/1M reads
Auto-scaling
No capacity planning
Serverless

Provisioned

$0.001/per WCU/hour

Predictable workloads

$0.00013/RCU/hour
Reserved capacity
Up to 75% savings

View full pricing

About Amazon DynamoDB

LCLouis CorneloupUpdated Apr 29, 2026

DynamoDB is AWS's serverless NoSQL database that scales automatically from zero to millions of requests per second. You don't manage servers, patches, or capacity planning. Single-digit millisecond latency at any scale makes it ideal for applications where speed matters. Global tables replicate data across regions. Pricing scales with actual usage. Companies building on AWS choose DynamoDB when they need a database that won't become a bottleneck as they grow. It handles scale that would overwhelm traditional databases.

How we evaluate tools →Source: aws.amazon.com

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Best Amazon DynamoDB Alternatives

Top alternatives based on features, pricing, and user needs.

View full list →

Amazon RedshiftPaid

Petabyte-scale data warehouse on AWS

TiDBFreemium

Distributed SQL database for hybrid workloads

YugabyteFreemium

AI-ready, distributed, PostgreSQL-compatible database for modern cloud-native applications.

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Amazon DynamoDB FAQ

Is DynamoDB free?

AWS Free Tier includes 25GB storage and 25 read/write capacity units forever. Enough for small apps or testing. Beyond that, pay per read/write or use on-demand pricing.

How does DynamoDB pricing work?

Two modes: On-demand (pay per request) or Provisioned (pay for capacity). On-demand: $1.25 per million writes, $0.25 per million reads. Storage is $0.25/GB/month.

What is DynamoDB?

DynamoDB is AWS's NoSQL database service. Key-value and document store with single-digit millisecond latency at any scale. Fully managed, serverless option available.

When to use DynamoDB vs RDS?

DynamoDB for high-scale, simple query patterns. RDS for complex queries and joins. DynamoDB for serverless apps; RDS when you need relational features. Different tools for different jobs.

Does DynamoDB scale automatically?

Yes, DynamoDB handles scaling automatically. On-demand mode scales instantly. Provisioned capacity can auto-scale based on utilization. No downtime for scaling.

Source: aws.amazon.com