How we make this list: we compare pricing pages, product documentation and public user reviews. Ratings come from G2, Capterra or Trustpilot, with the date we checked them.
Database software with the best compliance ratings
Direct answer: Snowflake is the top pick for most regulated teams because it holds SOC 2 Type II, ISO 27001, PCI DSS 4.0, HIPAA support, HITRUST and FedRAMP High in one managed platform. Oracle Database is the strongest alternative for enterprises that need deep on-premises control with the same breadth of attestations.
A compliance rating is only useful if it covers the exact service and region you plan to use. A vendor can hold SOC 2 for its cloud platform while a self-hosted install of the same database inherits none of those controls, because you run the controls yourself. That split is the first thing to check in every entry below.
Buyers usually arrive with one framework in mind, such as HIPAA or PCI DSS, and then find auditors ask for SOC 2 and ISO 27001 as well. The eight platforms here were chosen because each one publishes a broad set of third-party attestations rather than a single badge.
Key takeaways
- Snowflake leads on breadth, with SOC 2 Type II, ISO 27001, PCI DSS 4.0, HIPAA support, HITRUST and FedRAMP High.
- Oracle Database and Microsoft SQL Server suit enterprises that need strong compliance plus on-premises or hybrid deployment.
- MongoDB Atlas, Amazon Aurora and Google Cloud SQL inherit hyperscaler attestations, which is a strength and a lock-in risk at the same time.
- IBM Db2 and CockroachDB are the picks for IBM shops and for multi-region data residency rules respectively.
- Prices are third-party reported and checked 14 November 2026, and conflicts are flagged in the entries.
How we picked
We compared eight database platforms that publish verifiable compliance attestations from independent auditors. Each entry states which certifications the vendor actually holds, and notes whether the attestation covers the managed cloud service, the self-hosted software, or both. Prices come from vendor pricing pages where a list price exists, and from third-party reporting checked 14 November 2026 where the vendor publishes only metered rates or quote-only enterprise pricing.
Comparison table
| Tool | Best for | Starting price | Free plan |
| Oracle Database | Regulated enterprises needing on-premises control | $1.34 per OCPU-hour BYOL, $4.03 license-included | Always Free tier, 1 OCPU |
| Microsoft SQL Server | Microsoft shops and hybrid deployments | $3,945 per 2-core pack, Standard | Express and Developer free |
| Snowflake | Analytics teams in regulated industries | $2.00 per credit, Standard | $400 trial credit, no permanent free tier |
| MongoDB Atlas | Multi-cloud document workloads | $0.08 per hour, Dedicated M10 | Free M0 tier, 512 MB |
| Amazon Aurora | AWS workloads needing MySQL or PostgreSQL compatibility | $0.12 per ACU-hour, Serverless v2 | New-account credits up to 4 ACUs |
| Google Cloud SQL | Google Cloud relational workloads | $0.0413 per vCPU-hour, Enterprise | $300 new-account credit |
| IBM Db2 | IBM shops and mainframe-adjacent workloads | From $630 per month, SaaS Performance | Free Lite tier, 200 MB |
| CockroachDB | Multi-region apps with row-level residency rules | $0.092 per vCPU-hour, Continuum Standard | $400 trial credit for new organisations |
Which compliance certifications matter most for databases
The certifications that matter most are the ones your auditor, your regulator, or your largest customer will ask for by name. SOC 2 Type II is the most commonly requested attestation for software vendors, because it reports on security, availability and confidentiality controls tested over a period of time. ISO 27001 is the international standard for an information security management system, and it pairs well with SOC 2 because it covers the management process rather than a single audit window.
Is SOC 2 enough for a database
SOC 2 Type II tells an auditor that controls operated effectively during the audit period, but it does not prove that the database encrypts data at rest with customer-managed keys, supports row-level access control, or keeps data inside a chosen region. Those features have to be checked separately, and they often sit in a higher-priced edition, as with Snowflake, where HIPAA and PCI DSS support require Business Critical edition.
SOC 2 also has a scope problem that buyers miss. The report covers specific services, regions and trust principles, so a vendor can be SOC 2 certified for its US cloud while a European deployment runs under a different scope. Ask for the report, check the in-scope services list, and confirm that your database service and your region are named. Then add the framework your industry requires, such as HIPAA for health, PCI DSS for payments, or FedRAMP for federal data, and treat SOC 2 as the baseline rather than the finish line.
How much does a compliant database cost
A compliant database costs more than the headline compute rate, because compliance features are often gated behind higher editions. Snowflake charges $2.00 per credit on Standard, $3.00 on Enterprise and $4.00 on Business Critical, and the HIPAA and PCI DSS support that regulated teams need sits in Business Critical. CockroachDB prices its Mission Critical edition at $0.162 per vCPU-hour against $0.092 for Standard, and PCI DSS and HIPAA compliance are listed with Mission Critical.
Metered cloud databases add a second layer of cost that list prices hide. Storage, backups, data transfer, I/O charges and audit logging are billed separately on Aurora, Cloud SQL and MongoDB Atlas, so a small cluster can still produce a large bill if backups and egress are unmanaged. Self-hosted licences look different again: SQL Server Standard lists at $3,945 per 2-core pack while Enterprise lists at $15,123, a gap of nearly four times.
Cloud or self-hosted for compliance
Cloud databases win on compliance speed, because the vendor operates the audited controls and hands you the reports. Managed services such as Aurora, Cloud SQL and Atlas inherit hyperscaler attestations, which means a small team can claim SOC 2 and ISO 27001 coverage without building its own audited data centre. The trade is control: you accept the vendor's regions, key management options and audit timetable, and you must still configure access control, encryption and logging correctly yourself.
Quick comparison
| Tool | Best for | Starting price | Free plan |
|---|
 Oracle Database | Regulated enterprises that need on-premises control plus cloud attestations | $1.34 per OCPU-hour BYOL, or $4.03 per OCPU-hour license-included, Autonomous Database, checked 14 November 2026 | Always Free tier, limited to 1 OCPU and 20 GB storage |
 Microsoft SQL Server | Microsoft shops, hybrid deployments and Azure-connected workloads | $3,945 per 2-core pack for Standard, $15,123 per 2-core pack for Enterprise, checked 14 November 2026 | Express and Developer editions free, Developer for non-production use only |
 Snowflake | Analytics teams in finance, health and government that need audited cloud data warehousing | $2.00 per credit on Standard, $3.00 on Enterprise, $4.00 on Business Critical, US regions, checked 14 November 2026 | No permanent free tier, $400 trial credit for new accounts |
 MongoDB Atlas | Multi-cloud document workloads and teams that need flexible schemas with audited controls | From $0.08 per hour for a Dedicated M10 cluster, listed as $56.94 per month, checked 14 November 2026 | Free M0 tier, 512 MB storage, shared RAM and vCPU, up to 100 operations per second |
 Amazon Aurora | AWS teams that need MySQL or PostgreSQL compatibility with managed high availability | $0.12 per ACU-hour for Serverless v2 on Aurora Standard, US East, checked 14 November 2026 | New-account credits covering up to 4 ACUs and 1 GiB per cluster, no permanent free tier |
 Google Cloud SQL | Google Cloud teams running MySQL, PostgreSQL or SQL Server with managed backups | $0.0413 per vCPU-hour for Enterprise edition, us-central1, checked 14 November 2026 | No permanent free tier, $300 new-account credit valid for 90 days |
 IBM Db2 | IBM shops, mainframe-adjacent workloads and teams that need Db2 on IBM Cloud or AWS | From $630 per month for Db2 Database SaaS Performance, billed hourly, checked 14 November 2026 | Free Lite tier, 200 MB storage and 5 connections, deleted after 30 days of inactivity |
 CockroachDB | Multi-region applications that need row-level data residency and strong consistency | $0.092 per vCPU-hour for Cockroach Continuum Standard, about $203 per month for 2 vCPU and 100 GB, checked 14 November 2026 | $400 trial credit for new organisations, no permanent free tier for new sign-ups |
Is your product missing or out of date?
We review this list regularly. Vendors can request a listing, send updated pricing or ask about featured placement.
#1
Oracle Database
Best for: Regulated enterprises that need on-premises control plus cloud attestations
Visit oracle.com
Starting price$1.34 per OCPU-hour BYOL, or $4.03 per OCPU-hour license-included, Autonomous Database, checked 14 November 2026
Free planAlways Free tier, limited to 1 OCPU and 20 GB storage
Oracle Database holds SOC 1, SOC 2 and SOC 3, ISO 27001, ISO 27017, ISO 27018 and ISO 27701, PCI DSS, HIPAA attestation and HITRUST coverage across its cloud database services, according to Oracle's own compliance pages. Oracle Database at Google Cloud completed 12 new global certifications, including SOC 2, HIPAA, ISO 27001 and PCI DSS. Price conflict flagged: some third-party listings quote $1.34 per OCPU-hour without saying it is the bring-your-own-licence rate, while the license-included rate is $4.03 per OCPU-hour.
What we like- Broadest attestation set of any self-hosted database, strong encryption and auditing, mature high availability
Watch out for- Licensing is complex and BYOL rules catch many buyers out, and support costs rise sharply with Enterprise Edition features
#2Microsoft SQL Server
Best for: Microsoft shops, hybrid deployments and Azure-connected workloads4.4/5 on
G2 (2,288 reviews, checked Oct 2026)
Visit microsoft.com
Starting price$3,945 per 2-core pack for Standard, $15,123 per 2-core pack for Enterprise, checked 14 November 2026
Free planExpress and Developer editions free, Developer for non-production use only
Microsoft SQL Server carries SOC 2, HIPAA, GDPR and ISO 27001 coverage, and Azure SQL Database and SQL Managed Instance are in scope for FedRAMP High and DoD Impact Level 2 authorisations, according to Microsoft Learn. SQL Server 2025 kept the 2022 list prices, so Standard remains $3,945 and Enterprise $15,123 per 2-core pack, with a four-core minimum per processor. Server plus CAL licensing suits small named user populations at $989 per server plus $230 per user or device. The compliance story is strongest on Azure, while a self-hosted install needs the buyer to operate and evidence the controls.
What we like- Deep integration with Azure, Power BI and Active Directory, strong auditing and row-level security, FedRAMP High scope for Azure SQL services
Watch out for- Enterprise Edition costs nearly four times Standard per core, and Standard caps the buffer pool at 128 GB and 24 cores
#3Snowflake
Best for: Analytics teams in finance, health and government that need audited cloud data warehousing4.6/5 on
G2 (762 reviews, checked Oct 2026)
Visit snowflake.com
Starting price$2.00 per credit on Standard, $3.00 on Enterprise, $4.00 on Business Critical, US regions, checked 14 November 2026
Free planNo permanent free tier, $400 trial credit for new accounts
Snowflake holds SOC 1 Type II and SOC 2 Type II, ISO 27001, ISO 27017 and ISO 27018, ISO 42001, PCI DSS 4.0, HITRUST and FedRAMP High, with ISMAP certification added for Japan in 2025, according to Snowflake's own announcements. Storage costs $23 per TB per month in the main US regions on AWS and Azure, and $20 per TB on Google Cloud US-Central1. Price conflict flagged: older pages still list FedRAMP Moderate, while Snowflake now states FedRAMP High, so buyers should rely on the current compliance page.
What we like- Widest compliance set in this list, including FedRAMP High, strong separation of compute and storage, clear audit logging
Watch out for- HIPAA and PCI DSS support require Business Critical edition, and credit consumption is hard to predict for new workloads
#4MongoDB Atlas
Best for: Multi-cloud document workloads and teams that need flexible schemas with audited controls4.5/5 on
G2 (904 reviews, checked Oct 2026)
Visit mongodb.com
Starting priceFrom $0.08 per hour for a Dedicated M10 cluster, listed as $56.94 per month, checked 14 November 2026
Free planFree M0 tier, 512 MB storage, shared RAM and vCPU, up to 100 operations per second
MongoDB Atlas holds ISO 27001, ISO 27017, ISO 27018 and ISO 9001, SOC 2 Type 2, PCI DSS version 4.0.1, CSA STAR Level 2, FedRAMP Moderate, HIPAA readiness, TX-RAMP and CJIS alignment, according to MongoDB's shared responsibility page. Atlas also supports GDPR-compliant application builds, with TISAX and IRAP attestations in Europe and Australia. Flex clusters start at $0.011 per hour capped at $30 per month, while Dedicated clusters start at M10. The free and Flex tiers lack private endpoints and point-in-time restore, so regulated production workloads need Dedicated.
What we like- Runs on AWS, Azure and Google Cloud, strong encryption options including Queryable Encryption, clear shared responsibility model
Watch out for- M10 and M20 run on shared vCPUs and suit only small workloads, and detailed audit reports sit behind a non-disclosure agreement
#5Amazon Aurora
Best for: AWS teams that need MySQL or PostgreSQL compatibility with managed high availability4.5/5 on
G2 (456 reviews, checked Oct 2026)
Visit aws.amazon.com
Starting price$0.12 per ACU-hour for Serverless v2 on Aurora Standard, US East, checked 14 November 2026
Free planNew-account credits covering up to 4 ACUs and 1 GiB per cluster, no permanent free tier
Amazon Aurora inherits AWS compliance coverage, including SOC 1, SOC 2 and SOC 3, ISO 27001, ISO 27017 and ISO 27018, PCI DSS, HIPAA eligibility and FedRAMP High, according to AWS compliance reporting. Aurora Serverless v2 bills $0.12 per ACU-hour on Aurora Standard and $0.156 on the I/O-Optimized configuration, with storage at $0.10 per GB per month. Price conflict flagged: SelectHub lists Aurora from $0.06 per ACU-hour, which conflicts with the $0.12 rate shown by AWS pricing checks in October 2026.
What we like- Inherits broad AWS attestations, fast failover and six-way replicated storage, scale-to-zero option for development databases
Watch out for- AWS-only deployment limits portability, and storage, I/O and backup charges sit on top of the compute rate
#6
Google Cloud SQL
Best for: Google Cloud teams running MySQL, PostgreSQL or SQL Server with managed backups
Visit cloud.google.com
Starting price$0.0413 per vCPU-hour for Enterprise edition, us-central1, checked 14 November 2026
Free planNo permanent free tier, $300 new-account credit valid for 90 days
Google Cloud SQL is certified for ISO 27001, SOC 1, SOC 2 and SOC 3, PCI DSS and GDPR, with HIPAA business associate agreements available and FedRAMP coverage for Google Cloud. Enterprise edition offers a 99.95 percent availability SLA, while Enterprise Plus raises that to 99.99 percent and charges $0.0537 per vCPU-hour on N2 machines. Shared-core instances start at $0.0105 per hour for db-f1-micro, which suits development work but carries no SLA.
What we like- Simple per-vCPU pricing, strong sustained-use and committed-use discounts, built-in VPC Service Controls and Cloud IAM
Watch out for- No permanent free tier, and SQL Server licence charges can exceed the compute cost on larger instances
#7IBM Db2
Best for: IBM shops, mainframe-adjacent workloads and teams that need Db2 on IBM Cloud or AWS4.1/5 on
G2 (684 reviews, checked Oct 2026)
Visit ibm.com
Starting priceFrom $630 per month for Db2 Database SaaS Performance, billed hourly, checked 14 November 2026
Free planFree Lite tier, 200 MB storage and 5 connections, deleted after 30 days of inactivity
IBM Db2 as a Service on IBM Cloud is certified under ISO 27001 and ISO 27002, plus ISO 27017 and ISO 27018 on IBM Cloud and AWS, and IBM provides a SOC 2 Type 2 report for Db2 managed services, according to IBM documentation. The same documentation states that Db2 SaaS plans have implemented controls commensurate with HIPAA Security and Privacy Rule requirements. Hourly SaaS rates are $0.22 or $0.29 per vCPU, storage $0.000138 per GB and IOPS $0.000078. Price conflict flagged: TrustRadius still lists older Db2 on Cloud Standard at $99 per month and Enterprise at $946 per month, which conflicts with the current IBM pricing page starting at $630 per month.
What we like- Strong native encryption, row and column access control and audit facility, available as SaaS, software or on Amazon RDS
Watch out for- Compliance scope in IBM documentation applies only to Db2 as a Service on IBM Cloud, not to bring-your-own-cloud deployments
#8CockroachDB
Best for: Multi-region applications that need row-level data residency and strong consistency4.3/5 on
G2 (29 reviews, checked Oct 2026)
Visit cockroachlabs.com
Starting price$0.092 per vCPU-hour for Cockroach Continuum Standard, about $203 per month for 2 vCPU and 100 GB, checked 14 November 2026
Free plan$400 trial credit for new organisations, no permanent free tier for new sign-ups
CockroachDB is certified SOC 2 Type II and SOC 3, PCI DSS, HIPAA and ISO 27001, ISO 27017 and ISO 27018 compliant, with GDPR and DORA support, according to Cockroach Labs comparison pages. Mission Critical costs $0.162 per vCPU-hour, about $1,528 per month for 12 vCPU and 100 GB, and adds dedicated infrastructure, a 99.999 percent multi-region SLA, CMEK and PCI DSS and HIPAA compliance. Price conflict flagged: many third-party pages still quote legacy Standard at $0.18 per hour for 2 vCPUs and Advanced at $0.60 per hour for 4 vCPUs, but those plans apply to existing customers only, since new deployments from 15 September 2026 use Cockroach Continuum pricing.
What we like- Row-level geo-partitioning for GDPR residency, strong consistency across regions, customer-managed encryption keys on Mission Critical
Watch out for- PCI DSS and HIPAA compliance are listed with Mission Critical edition, and the pricing model changed in September 2026
Frequently asked questions
Which database has the best compliance ratings overall
Snowflake has the best compliance ratings overall for most buyers, because it holds SOC 2 Type II, ISO 27001, PCI DSS 4.0, HIPAA support, HITRUST and FedRAMP High in one managed platform. Oracle Database matches that breadth for enterprises that need on-premises deployment, while MongoDB Atlas is the strongest multi-cloud option.
Is Oracle Database HIPAA compliant
Oracle Database cloud services carry a HIPAA attestation, and Oracle Database at Google Cloud lists HIPAA among its completed compliance certifications. HIPAA compliance still depends on your configuration, so you need a business associate agreement, encryption, access controls and audit logging in place. A self-hosted Oracle install does not inherit the cloud attestation, because you operate the controls yourself.
Does SOC 2 cover GDPR
SOC 2 does not cover GDPR on its own, because SOC 2 is an attestation about controls while GDPR is a European privacy law. A vendor can use SOC 2 evidence alongside ISO 27001, ISO 27701 and ISO 27018 to support a GDPR position, plus data residency controls and a data processing agreement. Ask for the vendor's GDPR documentation and data processing terms rather than accepting a SOC 2 report as proof of GDPR compliance.
What is the cheapest compliant database in this list
MongoDB Atlas is the cheapest entry point, with a free M0 tier and Dedicated M10 clusters from $0.08 per hour, about $56.94 per month. Google Cloud SQL shared-core instances start near $8 per month for development. The cheapest list price is rarely the cheapest compliant option, because HIPAA and PCI DSS features often need a higher edition.
Can I use a free database tier for regulated data
A free tier is rarely suitable for regulated production data. Free tiers such as MongoDB Atlas M0 and IBM Db2 Lite lack backups, private endpoints, point-in-time restore and audit features that regulated workloads need, and they often carry no availability SLA. Use free tiers for learning, then move regulated data to a paid tier with the certification and audit logging your auditor will request.
Sources we checked (17)
- https://www.oracle.com/kw/cloud/compliance/
- https://blogs.oracle.com/cloud-infrastructure/oracle-databasegoogle-cloud-compliance-cert
- https://www.Oracle.Com/asean/a/ocom/docs/corporate/pricing/oracle-paas-and-iaas-global-price-list.pdf
- https://learn.microsoft.com/en-my/azure/azure-government/compliance/azure-services-in-fedramp-auditscope
- https://licenseware.io/microsoft-sql-server-2022-licensing-guide/
- https://www.snowflake.com/en/blog/ismap-certification-snowflake-japan/
- https://www.datastudios.org/post/snowflake-pricing-credits-editions-warehouse-sizes-storage
- https://www.mongodb.com/resources/products/fundamentals/shared-responsibility
- https://acemq.com/blogs/mongodb-atlas-pricing/
- https://aws.amazon.com/rds/aurora/
- https://www.usage.ai/blogs/aws/rds/aurora-serverless-v2/
- https://cloud.google.com/sql
- https://codewithsql.com/cloud-databases/google-cloud/cloud-sql/pricing
- https://www.ibm.com/docs/en/db2-as-a-service?topic=compliances-details-about-security-compliance
- https://www.ibm.com/products/db2-database/pricing
- https://www.cockroachlabs.com/pricing/
- https://www.cockroachlabs.com/compare/amazon-aurora-vs-cockroachdb/?guide_type=default
Is your product missing or out of date?
We review this list regularly. Vendors can request a listing, send updated pricing or ask about featured placement.
Shihab Mia · Founder, Rankite
Shihab has 5+ years in B2B and SaaS SEO. He writes Rankite's software buying guides from pricing pages, documentation and public user reviews. More about Shihab.