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Best Transaction Data Store Software in 2026

Transaction data store software stores application records and supports transaction workloads. This list is for people comparing hosted services, self-hosted software, APIs, and desktop or server platforms.

29 apps
Research read 28 Sept 2026
How the order is worked out

1

Aerospike Database
by Aerospike Database
Free plan Open source APILinuxMac+3

Aerospike Database offers multiple data models, storage choices, and replication modes in one engine. Check edition support and licensing notes for connectors and security features when assessing fit.

9.3 Free plan Visit site
2

Apache Cassandra
by Apache Cassandra
Free plan Open source APILinuxMac+3

Cassandra offers a distributed, self-managed database with multiple deployment options and tunable consistency.

9.1 Open source Visit site
3

SQLite
by SQLite
Free plan Open source AndroidAPIiPhone+5

SQLite provides an embedded database with broad SQL capabilities and a simple single-file format. Its one-writer-per-file limit is important when evaluating it for write-heavy workloads.

8.6 Free plan Visit site
4

TiDB Cloud
by TiDB Cloud
Free plan Open source APILinuxSelf-hosted+1

TiDB Cloud pairs managed database hosting with a free Starter quota and support for transactional and analytical workloads.

8.6 Free plan Visit site
5

Amazon DynamoDB

Free plan AndroidAPIiPhone+5

DynamoDB offers managed NoSQL storage with automatic scaling, multiple access patterns and recovery options.

7.6 Free plan Visit site
6

Apache CouchDB
by Apache CouchDB
Free plan APILinuxMac+3

Apache CouchDB offers a flexible document model, replication, and clustering in free self-hosted software.

7.5 Free plan Visit site
7

Amazon RDS

Free plan APISelf-hostedWeb

Amazon RDS combines a broad engine selection with managed backups, scaling, and AWS security and monitoring integrations.

7.4 Visit site
8

Azure SQL Database

Free plan AndroidAPIiPhone+4

Azure SQL Database pairs managed operations with development interfaces, APIs, and recovery capabilities. Review the free-tier limits and overage behavior before relying on the free offer.

7.4 Free plan Visit site
9

Firebird

Free plan LinuxMacSelf-hosted+1

Firebird combines broad SQL capabilities with several deployment choices and a no-fee free plan. Check the maintained release series and recovery limits when choosing a version and backup approach.

7.4 Free plan Visit site
10

Amazon DocumentDB
by Amazon DocumentDB
Free plan APIWeb

Amazon DocumentDB offers managed document storage with MongoDB compatibility, serverless scaling, replicas, and integrated AWS services.

7.3 30-day trial Visit site
11

CockroachDB Cloud
by CockroachDB Cloud
Free plan APILinuxWeb

CockroachDB Cloud combines managed operations with distributed SQL and deployments across regions and cloud providers.

7.3 From $0.06 · 30-day trial Visit site
12

IBM Db2

Free plan APILinuxSelf-hosted+2

Choose IBM Db2 if you need a database for varied enterprise workloads, with query optimization, vector queries, and options for availability and security.

7.3 Free plan · paid from $630/mo Visit site
13

Amazon Aurora
by Amazon Aurora
Free plan API

Choose Amazon Aurora if you need a managed relational database with PostgreSQL, MySQL, or DSQL engines and want database operations through the RDS console, CLI, or API.

7.2 Visit site
14

Azure Cosmos DB for NoSQL
by Azure Cosmos DB for NoSQL
Free plan APISelf-hosted

Choose Azure Cosmos DB for NoSQL if your application needs a managed cloud database with JSON documents, transactions, scaling, or multi-region support.

7.2 Free plan · 30-day trial Visit site
15

Microsoft SQL Server

Free plan APILinuxSelf-hosted+1

SQL Server offers database, integration, and virtualization capabilities, with editions for production, development, and learning uses.

7.2 Free plan Visit site
16

MySQL

Free plan APILinuxMac+2

7.2 Free plan Visit site
17

Neon

Free plan APILinuxMac+2

Neon combines managed PostgreSQL with compute that can pause during inactivity, database branching, and programmatic management.

7.1 Free plan Visit site
18

PostgreSQL

Free plan LinuxMacSelf-hosted+1

PostgreSQL offers extensive data, transaction, recovery, and security capabilities without a license fee.

7.1 Free plan Visit site
19

TiKV

Free plan APILinuxMac+2

TiKV provides distributed key-value storage with replication and both raw and transactional APIs.

7.0 Open source Visit site
20

Turso
by Turso
Free plan AndroidAPIiPhone+3

Turso combines an embedded SQLite-compatible engine with managed cloud services, synchronization, and deployment controls.

6.9 Free plan · paid from $4.99/mo (annual) Visit site
21

Neo4j
by Neo4j
Free plan Self-hosted

Neo4j offers graph database capabilities with several deployment choices and a free AuraDB tier.

6.7 Free plan · paid from $65/mo · 14-day trial Visit site
22

AlloyDB AI

Free trial APILinuxSelf-hosted+1

6.6 30-day trial Visit site
23

Google Cloud Spanner

Free trial APILinuxSelf-hosted+1

Spanner combines several data models with scaling, search, and live-data analytics capabilities.

6.3 90-day trial Visit site
24

Google Cloud SQL
by Google Cloud SQL
Free trial APILinuxMac+2

Cloud SQL offers managed relational databases with backups, recovery, availability, and migration support.

6.2 From $0.04 Visit site
25

MongoDB Compass

Free plan LinuxMacWindows

6.2 Free plan Visit site

#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price

Use the list to weigh free plans, starting prices, deployment model, consistency model, ACID transaction support, SQL access, high availability, maximum storage, and backup retention. If code access matters, check the licence. Free plans and trials can have separate limits or terms.

Questions

Are free plans available for transaction data stores?

Yes. A free plan is offered by tools in this category. Check the plan terms and limits before relying on it.

Can I try a transaction data store before paying?

Some tools in this category provide a free trial. Trial length and conditions can differ, so review the provider's terms.

Which platforms do these tools support?

The list includes products for Linux, API, self-hosted, web, Windows, and macOS.

What technical fields should I compare?

Useful comparison fields include consistency model, ACID transactions, SQL interface, high availability, maximum storage, and backup retention.

Is open-source code available?

Open-source code is offered by tools in this category. Check the licence for a tool before using or modifying its code.

Questions

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