# Top 10 Amazon Quantum Ledger Database (QLDB) Alternatives & Competitors **Average Rating:** 4.0/5 **Total Number of Reviews:** 13 Explore the best alternatives to Amazon Quantum Ledger Database (QLDB) for users who need new software features or want to try different solutions. Other important factors to consider when researching alternatives to Amazon Quantum Ledger Database (QLDB) include ease of use and reliability. The best overall Amazon Quantum Ledger Database (QLDB) alternative is Google Cloud Firestore. Other similar apps like Amazon Quantum Ledger Database (QLDB) are Azure SQL Database, Oracle Database, IBM Db2, and MongoDB Atlas. Amazon Quantum Ledger Database (QLDB) alternatives can be found in [Database as a Service (DBaaS) Providers](https://www.g2.com/categories/database-as-a-service-dbaas) but may also be in [Relational Databases](https://www.g2.com/categories/relational-databases) or [Document Databases](https://www.g2.com/categories/document-databases). ## Best Paid & Free Alternatives to Amazon Quantum Ledger Database (QLDB) - [Google Cloud Firestore](https://www.g2.com/products/google-cloud-firestore/reviews) - [Azure SQL Database](https://www.g2.com/products/azure-sql-database/reviews) - [Oracle Database](https://www.g2.com/products/oracle-database/reviews) - [IBM Db2](https://www.g2.com/products/ibm-db2/reviews) - [MongoDB Atlas](https://www.g2.com/products/mongodb-atlas/reviews) - [SAP HANA Cloud](https://www.g2.com/products/sap-hana-cloud-2025-10-01/reviews) - [Ninox](https://www.g2.com/products/ninox/reviews) - [Databricks](https://www.g2.com/products/databricks/reviews) - [DigitalOcean](https://www.g2.com/products/digitalocean/reviews) - [ScyllaDB](https://www.g2.com/products/scylladb/reviews) ## Top 10 Alternatives to Amazon Quantum Ledger Database (QLDB) Recently Reviewed By G2 Community Browse options below. Based on reviewer data, you can see how Amazon Quantum Ledger Database (QLDB) stacks up to the competition, check reviews from current & previous users in industries like Business Supplies and Equipment, Health, Wellness and Fitness, and Apparel & Fashion, and find the best product for your business. ### 1. [Google Cloud Firestore](https://www.g2.com/products/google-cloud-firestore/reviews) By Google **Average Rating:** 4.2/5 **Total Reviews:** 97 Cloud Firestore is a NoSQL document database that lets you easily store, sync, and query data for your mobile and web apps - at global scale. Categories in common with Amazon Quantum Ledger Database (QLDB): [Database as a Service (DBaaS)](https://www.g2.com/categories/database-as-a-service-dbaas) **Compare:** [Amazon Quantum Ledger Database (QLDB) vs Google Cloud Firestore](https://www.g2.com/compare/amazon-quantum-ledger-database-qldb-vs-google-cloud-firestore) **Compare Google Cloud Firestore with other alternatives:** - [Google Cloud Firestore vs Azure SQL Database](https://www.g2.com/compare/azure-sql-database-vs-google-cloud-firestore) - [Google Cloud Firestore vs Oracle Database](https://www.g2.com/compare/google-cloud-firestore-vs-oracle-database) - [Google Cloud Firestore vs IBM Db2](https://www.g2.com/compare/google-cloud-firestore-vs-ibm-db2) - [Google Cloud Firestore vs MongoDB Atlas](https://www.g2.com/compare/google-cloud-firestore-vs-mongodb-atlas) - [Google Cloud Firestore vs SAP HANA Cloud](https://www.g2.com/compare/google-cloud-firestore-vs-sap-hana-cloud-2025-10-01) - [Google Cloud Firestore vs Ninox](https://www.g2.com/compare/google-cloud-firestore-vs-ninox) - [Google Cloud Firestore vs Databricks](https://www.g2.com/compare/databricks-vs-google-cloud-firestore) - [Google Cloud Firestore vs DigitalOcean](https://www.g2.com/compare/digitalocean-vs-google-cloud-firestore) - [Google Cloud Firestore vs ScyllaDB](https://www.g2.com/compare/google-cloud-firestore-vs-scylladb) ### 2. [Azure SQL Database](https://www.g2.com/products/azure-sql-database/reviews) By Microsoft **Average Rating:** 4.5/5 **Total Reviews:** 241 Azure SQL Database is a fully managed, intelligent relational database service built on the Microsoft SQL Server engine, designed to support modern cloud applications. It offers scalability, high availability, and robust security features, enabling developers to build and maintain applications without the complexities of infrastructure management. Key Features and Functionality: - Hyperscale Storage: Rapidly scale storage resources to meet demand, supporting large databases with up to 100 TB capacity. - Serverless Compute: Automatically adjust compute resources based on workload needs, optimizing performance and cost. - Built-in Intelligence: Utilize AI-driven features for performance tuning, threat detection, and advanced security measures. - High Availability: Ensure business continuity with automatic backups, geo-replication, and a 99.99% uptime SLA. - Advanced Security: Protect data with multi-layered security, including encryption, access controls, and compliance with over 100 certifications. Primary Value and Solutions Provided: Azure SQL Database simplifies database management by automating routine tasks such as patching, backups, and monitoring, allowing developers to focus on application development. Its scalability and performance capabilities support applications of varying sizes, from small web apps to large enterprise solutions. The integration with Azure services and support for AI and machine learning workloads enable the creation of intelligent applications. Additionally, its comprehensive security and compliance features ensure data protection and regulatory adherence, making it a reliable choice for businesses seeking a robust cloud-based database solution. Categories in common with Amazon Quantum Ledger Database (QLDB): [Database as a Service (DBaaS)](https://www.g2.com/categories/database-as-a-service-dbaas) **Compare:** [Amazon Quantum Ledger Database (QLDB) vs Azure SQL Database](https://www.g2.com/compare/amazon-quantum-ledger-database-qldb-vs-azure-sql-database) **Compare Azure SQL Database with other alternatives:** - [Azure SQL Database vs Google Cloud Firestore](https://www.g2.com/compare/azure-sql-database-vs-google-cloud-firestore) - [Azure SQL Database vs Oracle Database](https://www.g2.com/compare/azure-sql-database-vs-oracle-database) - [Azure SQL Database vs IBM Db2](https://www.g2.com/compare/azure-sql-database-vs-ibm-db2) - [Azure SQL Database vs MongoDB Atlas](https://www.g2.com/compare/azure-sql-database-vs-mongodb-atlas) - [Azure SQL Database vs SAP HANA Cloud](https://www.g2.com/compare/azure-sql-database-vs-sap-hana-cloud-2025-10-01) - [Azure SQL Database vs Ninox](https://www.g2.com/compare/azure-sql-database-vs-ninox) - [Azure SQL Database vs Databricks](https://www.g2.com/compare/azure-sql-database-vs-databricks) - [Azure SQL Database vs DigitalOcean](https://www.g2.com/compare/azure-sql-database-vs-digitalocean) - [Azure SQL Database vs ScyllaDB](https://www.g2.com/compare/azure-sql-database-vs-scylladb) ### 3. [Oracle Database](https://www.g2.com/products/oracle-database/reviews) By Oracle **Average Rating:** 4.3/5 **Total Reviews:** 1,021 Oracle Database is a comprehensive, multi-model database management system developed by Oracle Corporation. It is designed to handle various data types and workloads, including online transaction processing (OLTP), data warehousing, and mixed database operations. With its robust architecture, Oracle Database supports deployment across on-premises environments, cloud platforms, and hybrid configurations, offering flexibility and scalability to meet diverse business needs. Key Features and Functionality: - Multi-Model Support: Oracle Database accommodates various data models, including relational, document, graph, and key-value, enabling developers to work with diverse data types within a single platform. - Advanced Analytics: The database integrates advanced analytics capabilities, such as in-database machine learning and AI Vector Search, allowing users to perform complex analyses directly within the database environment. - High Availability and Scalability: Designed for mission-critical applications, Oracle Database offers features like data replication, backup, server clustering, and automatic storage management to ensure high availability and seamless scalability. - Security: With comprehensive security measures, including encryption, SQL Firewall, and data masking, Oracle Database safeguards sensitive information and maintains data integrity. - Multicloud Deployment: Oracle Database supports deployment across various cloud platforms, including Oracle Cloud Infrastructure, AWS, Microsoft Azure, and Google Cloud, providing flexibility and compliance with data residency requirements. Primary Value and Solutions Provided: Oracle Database addresses the complex data management needs of modern enterprises by offering a unified platform that supports multiple data models and workloads. Its integration of AI and machine learning capabilities enables organizations to derive actionable insights directly from their data, enhancing decision-making processes. The database's high availability and scalability ensure that businesses can maintain continuous operations and adapt to growing data demands. Additionally, its robust security features protect against data breaches and ensure compliance with regulatory standards. By supporting multicloud deployments, Oracle Database provides the flexibility to operate in various cloud environments, facilitating seamless integration and innovation across different platforms. Reviewers say compared to Amazon Quantum Ledger Database (QLDB), Oracle Database is: - More expensive Categories in common with Amazon Quantum Ledger Database (QLDB): [Database as a Service (DBaaS)](https://www.g2.com/categories/database-as-a-service-dbaas) **Compare:** [Amazon Quantum Ledger Database (QLDB) vs Oracle Database](https://www.g2.com/compare/amazon-quantum-ledger-database-qldb-vs-oracle-database) **Compare Oracle Database with other alternatives:** - [Oracle Database vs Google Cloud Firestore](https://www.g2.com/compare/google-cloud-firestore-vs-oracle-database) - [Oracle Database vs Azure SQL Database](https://www.g2.com/compare/azure-sql-database-vs-oracle-database) - [Oracle Database vs IBM Db2](https://www.g2.com/compare/ibm-db2-vs-oracle-database) - [Oracle Database vs MongoDB Atlas](https://www.g2.com/compare/mongodb-atlas-vs-oracle-database) - [Oracle Database vs SAP HANA Cloud](https://www.g2.com/compare/oracle-database-vs-sap-hana-cloud-2025-10-01) - [Oracle Database vs Ninox](https://www.g2.com/compare/ninox-vs-oracle-database) - [Oracle Database vs Databricks](https://www.g2.com/compare/databricks-vs-oracle-database) - [Oracle Database vs DigitalOcean](https://www.g2.com/compare/digitalocean-vs-oracle-database) - [Oracle Database vs ScyllaDB](https://www.g2.com/compare/oracle-database-vs-scylladb) ### 4. [IBM Db2](https://www.g2.com/products/ibm-db2/reviews) By IBM **Average Rating:** 4.1/5 **Total Reviews:** 683 IBM® Db2® is the database that offers enterprise-wide solutions handling high-volume workloads. It is optimized to deliver industry-leading performance while lowering costs. Categories in common with Amazon Quantum Ledger Database (QLDB): [Database as a Service (DBaaS)](https://www.g2.com/categories/database-as-a-service-dbaas) **Compare:** [Amazon Quantum Ledger Database (QLDB) vs IBM Db2](https://www.g2.com/compare/amazon-quantum-ledger-database-qldb-vs-ibm-db2) **Compare IBM Db2 with other alternatives:** - [IBM Db2 vs Google Cloud Firestore](https://www.g2.com/compare/google-cloud-firestore-vs-ibm-db2) - [IBM Db2 vs Azure SQL Database](https://www.g2.com/compare/azure-sql-database-vs-ibm-db2) - [IBM Db2 vs Oracle Database](https://www.g2.com/compare/ibm-db2-vs-oracle-database) - [IBM Db2 vs MongoDB Atlas](https://www.g2.com/compare/ibm-db2-vs-mongodb-atlas) - [IBM Db2 vs SAP HANA Cloud](https://www.g2.com/compare/ibm-db2-vs-sap-hana-cloud-2025-10-01) - [IBM Db2 vs Ninox](https://www.g2.com/compare/ibm-db2-vs-ninox) - [IBM Db2 vs Databricks](https://www.g2.com/compare/databricks-vs-ibm-db2) - [IBM Db2 vs DigitalOcean](https://www.g2.com/compare/digitalocean-vs-ibm-db2) - [IBM Db2 vs ScyllaDB](https://www.g2.com/compare/ibm-db2-vs-scylladb) ### 5. [MongoDB Atlas](https://www.g2.com/products/mongodb-atlas/reviews) By MongoDB **Average Rating:** 4.5/5 **Total Reviews:** 900 MongoDB Atlas empowers innovators to create, transform, and disrupt industries by unleashing the power of software and data. Categories in common with Amazon Quantum Ledger Database (QLDB): [Database as a Service (DBaaS)](https://www.g2.com/categories/database-as-a-service-dbaas) **Compare:** [Amazon Quantum Ledger Database (QLDB) vs MongoDB Atlas](https://www.g2.com/compare/amazon-quantum-ledger-database-qldb-vs-mongodb-atlas) **Compare MongoDB Atlas with other alternatives:** - [MongoDB Atlas vs Google Cloud Firestore](https://www.g2.com/compare/google-cloud-firestore-vs-mongodb-atlas) - [MongoDB Atlas vs Azure SQL Database](https://www.g2.com/compare/azure-sql-database-vs-mongodb-atlas) - [MongoDB Atlas vs Oracle Database](https://www.g2.com/compare/mongodb-atlas-vs-oracle-database) - [MongoDB Atlas vs IBM Db2](https://www.g2.com/compare/ibm-db2-vs-mongodb-atlas) - [MongoDB Atlas vs SAP HANA Cloud](https://www.g2.com/compare/mongodb-atlas-vs-sap-hana-cloud-2025-10-01) - [MongoDB Atlas vs Ninox](https://www.g2.com/compare/mongodb-atlas-vs-ninox) - [MongoDB Atlas vs Databricks](https://www.g2.com/compare/databricks-vs-mongodb-atlas) - [MongoDB Atlas vs DigitalOcean](https://www.g2.com/compare/digitalocean-vs-mongodb-atlas) - [MongoDB Atlas vs ScyllaDB](https://www.g2.com/compare/mongodb-atlas-vs-scylladb) ### 6. [SAP HANA Cloud](https://www.g2.com/products/sap-hana-cloud-2025-10-01/reviews) By SAP **Average Rating:** 4.3/5 **Total Reviews:** 620 SAP HANA Cloud is the cloud-native data foundation of SAP Business Technology Platform, it stores, processes and analyzes data in real time at petabyte scale and converges multiple data types in a single system while managing it more efficiently with integrated multitier storage. Reviewers say compared to Amazon Quantum Ledger Database (QLDB), SAP HANA Cloud is: - More expensive Categories in common with Amazon Quantum Ledger Database (QLDB): [Database as a Service (DBaaS)](https://www.g2.com/categories/database-as-a-service-dbaas) **Compare:** [Amazon Quantum Ledger Database (QLDB) vs SAP HANA Cloud](https://www.g2.com/compare/amazon-quantum-ledger-database-qldb-vs-sap-hana-cloud-2025-10-01) **Compare SAP HANA Cloud with other alternatives:** - [SAP HANA Cloud vs Google Cloud Firestore](https://www.g2.com/compare/google-cloud-firestore-vs-sap-hana-cloud-2025-10-01) - [SAP HANA Cloud vs Azure SQL Database](https://www.g2.com/compare/azure-sql-database-vs-sap-hana-cloud-2025-10-01) - [SAP HANA Cloud vs Oracle Database](https://www.g2.com/compare/oracle-database-vs-sap-hana-cloud-2025-10-01) - [SAP HANA Cloud vs IBM Db2](https://www.g2.com/compare/ibm-db2-vs-sap-hana-cloud-2025-10-01) - [SAP HANA Cloud vs MongoDB Atlas](https://www.g2.com/compare/mongodb-atlas-vs-sap-hana-cloud-2025-10-01) - [SAP HANA Cloud vs Ninox](https://www.g2.com/compare/ninox-vs-sap-hana-cloud-2025-10-01) - [SAP HANA Cloud vs Databricks](https://www.g2.com/compare/databricks-vs-sap-hana-cloud-2025-10-01) - [SAP HANA Cloud vs DigitalOcean](https://www.g2.com/compare/digitalocean-vs-sap-hana-cloud-2025-10-01) - [SAP HANA Cloud vs ScyllaDB](https://www.g2.com/compare/sap-hana-cloud-2025-10-01-vs-scylladb) ### 7. [Ninox](https://www.g2.com/products/ninox/reviews) By Ninox Software GmbH **Average Rating:** 4.7/5 **Total Reviews:** 362 Ninox is the easy no-code platform for everyone. Create your own Business Application that matches your workflow. Additionally Ninox promotes team collaboration functionalities and the integration of the most common used services e.g. Google and many more. Reviewers say compared to Amazon Quantum Ledger Database (QLDB), Ninox is: - Better at support Categories in common with Amazon Quantum Ledger Database (QLDB): [Database as a Service (DBaaS)](https://www.g2.com/categories/database-as-a-service-dbaas) **Compare:** [Amazon Quantum Ledger Database (QLDB) vs Ninox](https://www.g2.com/compare/amazon-quantum-ledger-database-qldb-vs-ninox) **Compare Ninox with other alternatives:** - [Ninox vs Google Cloud Firestore](https://www.g2.com/compare/google-cloud-firestore-vs-ninox) - [Ninox vs Azure SQL Database](https://www.g2.com/compare/azure-sql-database-vs-ninox) - [Ninox vs Oracle Database](https://www.g2.com/compare/ninox-vs-oracle-database) - [Ninox vs IBM Db2](https://www.g2.com/compare/ibm-db2-vs-ninox) - [Ninox vs MongoDB Atlas](https://www.g2.com/compare/mongodb-atlas-vs-ninox) - [Ninox vs SAP HANA Cloud](https://www.g2.com/compare/ninox-vs-sap-hana-cloud-2025-10-01) - [Ninox vs Databricks](https://www.g2.com/compare/databricks-vs-ninox) - [Ninox vs DigitalOcean](https://www.g2.com/compare/digitalocean-vs-ninox) - [Ninox vs ScyllaDB](https://www.g2.com/compare/ninox-vs-scylladb) ### 8. [Databricks](https://www.g2.com/products/databricks/reviews) By Databricks Inc. **Average Rating:** 4.6/5 **Total Reviews:** 1,366 Making big data simple Categories in common with Amazon Quantum Ledger Database (QLDB): [Database as a Service (DBaaS)](https://www.g2.com/categories/database-as-a-service-dbaas) **Compare:** [Amazon Quantum Ledger Database (QLDB) vs Databricks](https://www.g2.com/compare/amazon-quantum-ledger-database-qldb-vs-databricks) **Compare Databricks with other alternatives:** - [Databricks vs Google Cloud Firestore](https://www.g2.com/compare/databricks-vs-google-cloud-firestore) - [Databricks vs Azure SQL Database](https://www.g2.com/compare/azure-sql-database-vs-databricks) - [Databricks vs Oracle Database](https://www.g2.com/compare/databricks-vs-oracle-database) - [Databricks vs IBM Db2](https://www.g2.com/compare/databricks-vs-ibm-db2) - [Databricks vs MongoDB Atlas](https://www.g2.com/compare/databricks-vs-mongodb-atlas) - [Databricks vs SAP HANA Cloud](https://www.g2.com/compare/databricks-vs-sap-hana-cloud-2025-10-01) - [Databricks vs Ninox](https://www.g2.com/compare/databricks-vs-ninox) - [Databricks vs DigitalOcean](https://www.g2.com/compare/databricks-vs-digitalocean) - [Databricks vs ScyllaDB](https://www.g2.com/compare/databricks-vs-scylladb) ### 9. [DigitalOcean](https://www.g2.com/products/digitalocean/reviews) By DigitalOcean **Average Rating:** 4.6/5 **Total Reviews:** 756 DigitalOcean provides the best tools to control your virtual server in the cloud. Learn how we deliver the most intuitive interface and features so you can start building your web infrastructure today. Reviewers say compared to Amazon Quantum Ledger Database (QLDB), DigitalOcean is: - Better at meeting requirements Categories in common with Amazon Quantum Ledger Database (QLDB): [Database as a Service (DBaaS)](https://www.g2.com/categories/database-as-a-service-dbaas) **Compare:** [Amazon Quantum Ledger Database (QLDB) vs DigitalOcean](https://www.g2.com/compare/amazon-quantum-ledger-database-qldb-vs-digitalocean) **Compare DigitalOcean with other alternatives:** - [DigitalOcean vs Google Cloud Firestore](https://www.g2.com/compare/digitalocean-vs-google-cloud-firestore) - [DigitalOcean vs Azure SQL Database](https://www.g2.com/compare/azure-sql-database-vs-digitalocean) - [DigitalOcean vs Oracle Database](https://www.g2.com/compare/digitalocean-vs-oracle-database) - [DigitalOcean vs IBM Db2](https://www.g2.com/compare/digitalocean-vs-ibm-db2) - [DigitalOcean vs MongoDB Atlas](https://www.g2.com/compare/digitalocean-vs-mongodb-atlas) - [DigitalOcean vs SAP HANA Cloud](https://www.g2.com/compare/digitalocean-vs-sap-hana-cloud-2025-10-01) - [DigitalOcean vs Ninox](https://www.g2.com/compare/digitalocean-vs-ninox) - [DigitalOcean vs Databricks](https://www.g2.com/compare/databricks-vs-digitalocean) - [DigitalOcean vs ScyllaDB](https://www.g2.com/compare/digitalocean-vs-scylladb) ### 10. [ScyllaDB](https://www.g2.com/products/scylladb/reviews) By ScyllaDB **Average Rating:** 4.5/5 **Total Reviews:** 429 Manage terabytes to petabytes of digital information with millions of read/write operations and msec P99 response. Our high availability architecture takes full advantage of modern infrastructure and networking capabilities. This translates to dramatically higher throughput and lower latency--eliminating barriers to scale. Categories in common with Amazon Quantum Ledger Database (QLDB): [Database as a Service (DBaaS)](https://www.g2.com/categories/database-as-a-service-dbaas) **Compare:** [Amazon Quantum Ledger Database (QLDB) vs ScyllaDB](https://www.g2.com/compare/amazon-quantum-ledger-database-qldb-vs-scylladb) **Compare ScyllaDB with other alternatives:** - [ScyllaDB vs Google Cloud Firestore](https://www.g2.com/compare/google-cloud-firestore-vs-scylladb) - [ScyllaDB vs Azure SQL Database](https://www.g2.com/compare/azure-sql-database-vs-scylladb) - [ScyllaDB vs Oracle Database](https://www.g2.com/compare/oracle-database-vs-scylladb) - [ScyllaDB vs IBM Db2](https://www.g2.com/compare/ibm-db2-vs-scylladb) - [ScyllaDB vs MongoDB Atlas](https://www.g2.com/compare/mongodb-atlas-vs-scylladb) - [ScyllaDB vs SAP HANA Cloud](https://www.g2.com/compare/sap-hana-cloud-2025-10-01-vs-scylladb) - [ScyllaDB vs Ninox](https://www.g2.com/compare/ninox-vs-scylladb) - [ScyllaDB vs Databricks](https://www.g2.com/compare/databricks-vs-scylladb) - [ScyllaDB vs DigitalOcean](https://www.g2.com/compare/digitalocean-vs-scylladb) ## Explore Articles - [Which is the best platform for managing sales team bonuses](https://www.g2.com/discussions/which-is-the-best-platform-for-managing-sales-team-bonuses) - [What student information systems work best for small private K-12 schools based on user reviews?](https://www.g2.com/discussions/what-student-information-systems-work-best-for-small-private-k-12-schools-based-on-user-reviews) - [Which solution supports AI-powered machine translation with human review?](https://www.g2.com/discussions/which-solution-supports-ai-powered-machine-translation-with-human-review) - [Top platforms for generating detailed material cost breakdowns](https://www.g2.com/discussions/what-are-the-top-platforms-for-generating-detailed-material-cost-breakdowns-in-construction-estimating) - [Leading sales training platforms for software firms](https://www.g2.com/discussions/leading-sales-training-platforms-for-software-firms) - [Most reliable MFT software for enterprise](https://www.g2.com/discussions/most-reliable-mft-software-for-enterprise) ## Spotlight Categories - [ETL Tools](https://www.g2.com/categories/etl-tools) - [Threat Intelligence Software](https://www.g2.com/categories/threat-intelligence) - [Security Compliance Software](https://www.g2.com/categories/security-compliance)