--- title: Amazon Quantum Ledger Database (QLDB) Reviews meta\_title: 'Amazon Quantum Ledger Database (QLDB) Reviews 2026: Details, Pricing, & Features | G2' meta\_description: Filter 13 reviews by the users' company size, role or industry to find out how Amazon Quantum Ledger Database (QLDB) works for a business like yours. aggregate\_rating: rating\_value: 4.0 review\_count: 13 scale: '5' date\_modified: '2026-08-07' parent\_category: name: Database Software url: https://www.g2.com/categories/database-software --- # Amazon Quantum Ledger Database (QLDB) Reviews & Product Details Amazon QLDB is a fully managed ledger database that provides a transparent, immutable, and cryptographically verifiable transaction log, owned by a central trusted authority. Amazon QLDB tracks each and every application data change and maintains a complete and verifiable history of changes over time. * * * Seller [Amazon Web Services (AWS)](https://www.g2.com/sellers/amazon-web-services-aws-3e93cc28-2e9b-4961-b258-c6ce0feec7dd) Discussions [Amazon Quantum Ledger Database (QLDB) Community](https://www.g2.com/products/amazon-quantum-ledger-database-qldb/discuss) Show More ## Top-Rated Alternatives [ ![Google Cloud Firestore](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Google Cloud Firestore") Google Cloud Firestore 4.2/5(97) ](https://www.g2.com/products/google-cloud-firestore/reviews) [ ![Azure SQL Database](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Azure SQL Database") Azure SQL Database 4.5/5(241) ](https://www.g2.com/products/azure-sql-database/reviews) [ ![Oracle Database](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Oracle Database") Oracle Database 4.3/5(1,020) ](https://www.g2.com/products/oracle-database/reviews) [ View All Alternatives ](https://www.g2.com/products/amazon-quantum-ledger-database-qldb/competitors/alternatives) ## User Insights Average based on 13 real user reviews. [Log in to unlock pricing and user insights](/login) ![Krishan K.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Krishan K.") KK Krishan K. Mid-Market (51-1000 emp.) 8/24/2020 "record transaction history." 4.5/5 What do you like best about Amazon Quantum Ledger Database (QLDB)? If you want to make an application in which many financial transactions are taking place every day. So you must have to manage its ledger (like transaction processed or failed if failed whats the reason etc.). But you manage all of this on your self the task may be a little hard but the main problem is that if you are managing it on your own so your object is mutable which can be edited or altered. But QLDB object ledger history is immutable which can not be edited. Review collected by and hosted on G2.com. What do you dislike about Amazon Quantum Ledger Database (QLDB)? I don't dislike anything. But its a serverless technology so you should be a little comfortable with could computing. Review collected by and hosted on G2.com. Recommendations to others considering Amazon Quantum Ledger Database (QLDB): For finance-related applications, you must use it. It's a great serverless database. Review collected by and hosted on G2.com. What problems is Amazon Quantum Ledger Database (QLDB) solving and how is that benefiting you? I am developing a trading application in which I am using QLDB. Its queries are similar to SQL Database. But its benefit is this when you use it as your database you will get one additional functionality which is it records transactions history of my transaction table its indexes everything which is changed over time and all in an immutable object so can not be altered. If you are developing a finance-related application you must use this. Review collected by and hosted on G2.com. Show More Current UserValidated ReviewerIncentivizedSource: G2 invite ![Ferozuddin N.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Ferozuddin N.") FN Ferozuddin N. Professional Freelancer Mid-Market (51-1000 emp.) 4/14/2020 "Central trusted authority provides transparent verified log" 5/5 What do you like best about Amazon Quantum Ledger Database (QLDB)? I like most its use to record financial and economical records of an organization. This QLDB provides a best record ledger to maintain all the inflow and outflow of items and it's quite hassle free. It overcomes the human error, time consuming and smooth due to its relational databases. Review collected by and hosted on G2.com. What do you dislike about Amazon Quantum Ledger Database (QLDB)? I dont dislike any feature of this but need of some graphics added in the database to make it more perfect and reliable Review collected by and hosted on G2.com. Recommendations to others considering Amazon Quantum Ledger Database (QLDB): I am recommending you all that this software is helped you alot in your every scale of business. Most importantly it's reliable, hassle free and dedicated system. Review collected by and hosted on G2.com. What problems is Amazon Quantum Ledger Database (QLDB) solving and how is that benefiting you? On QLDB I run my Amazon store and many other records of my business and personal information. It helps me alot and reduces my stress and time management. This dedicated system is quite helpful if you run your business at large or small scale. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite XZ xingzheng z. Engineer Oil & Energy Small-Business (50 or fewer emp.) 2/21/2019 Business partner of the seller or seller's competitor, not included in G2 scores. "Good for Sneaker cop" 4.5/5 What do you like best about Amazon Quantum Ledger Database (QLDB)? Not very high charge. And very stable speed of the server. And also you can select the location of the server, which gives your the chance to operate a high requirement system on an old computer. I'm using a dual core laptop, but the server can give me a 4 cpu server with very very good speed. Nothing more I can desire. Review collected by and hosted on G2.com. What do you dislike about Amazon Quantum Ledger Database (QLDB)? If it has a long time trial, it will be much better. And also we need some plan for the long time use of server. Once we stop the server, it still charge the money, though it's lower but useless. The only way we can do is close the server, and redo all the setting when we want to restart using it. Review collected by and hosted on G2.com. Recommendations to others considering Amazon Quantum Ledger Database (QLDB): If you are looking for a stable server for bot and speed, it is your choice. And if you don't have enough money, the best way is to find some gift reward of it, and start trying it for your work/ Review collected by and hosted on G2.com. What problems is Amazon Quantum Ledger Database (QLDB) solving and how is that benefiting you? Copping sneakers! And it offers very good speed of internet. the delay of the website is very low. Review collected by and hosted on G2.com. Show More Validated ReviewerSource: Seller invite AP Anurag P. System Engineer Mid-Market (51-1000 emp.) 3/29/2019 "Amazon's yet another successful take on blockchains!" 5/5 What do you like best about Amazon Quantum Ledger Database (QLDB)? I just really loved working on this, like every other Amazon service it's so easy to scale, its got an easy interface for performing complex tasks. Additionally, the logs are cryptographically verified and immutable Review collected by and hosted on G2.com. What do you dislike about Amazon Quantum Ledger Database (QLDB)? Not something to dislike about the product, However, I am just slightly skeptic about this being all handled by a centralized authority, making it lose the basic essence of being decentralized! Review collected by and hosted on G2.com. Recommendations to others considering Amazon Quantum Ledger Database (QLDB): If you want a centralized and stable DB with the ability to verify old transactions and be immutable then this is the best and easiest option you have in the market! Review collected by and hosted on G2.com. What problems is Amazon Quantum Ledger Database (QLDB) solving and how is that benefiting you? We used it to maintain the healthcare records of our patients. As the old data is secure and immutable, this provides a real sense of security both for the patients as well as the organization. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Verified User in Computer Software](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Computer Software") UC Verified User in Computer Software Mid-Market (51-1000 emp.) 3/19/2019 "My 1 year Experience" 4.5/5 What do you like best about Amazon Quantum Ledger Database (QLDB)? Amazon QLDB is highly scalable. I have seen its uses amongst more than 100 employees in an organization. It is very easy to use and the fact that it is serverless makes it more important in the modern technology. Review collected by and hosted on G2.com. What do you dislike about Amazon Quantum Ledger Database (QLDB)? Although Amazon QLDB has several uses in different industries, it is a bit difficult to understand the way it works for each of them. Maybe the structure or architecture behind the service can be elaborated more clearly. Review collected by and hosted on G2.com. Recommendations to others considering Amazon Quantum Ledger Database (QLDB): It already is very easy to use but it would be better to know the working or the architecture of Amazon QLDB before one integrates it into their business. Review collected by and hosted on G2.com. What problems is Amazon Quantum Ledger Database (QLDB) solving and how is that benefiting you? My organization deals directly with many clients and many of them are handled overseas so, to manage the finances between them I have integrated Amazon QLDB to my management software which lets me keep track of all transactions that have been made using my organization's name. I am able to keep a complete track of my employees too using this service. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Verified User in Business Supplies and Equipment](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Business Supplies and Equipment") UB Verified User in Business Supplies and Equipment Mid-Market (51-1000 emp.) 2/23/2019 "Email tracking, Outbound call tracking, sales engagement and sales intelligence, all of the above " 5/5 What do you like best about Amazon Quantum Ledger Database (QLDB)? Overall sales process and the tools that help me with my daily task. Review collected by and hosted on G2.com. What do you dislike about Amazon Quantum Ledger Database (QLDB)? I have none at the moment. I want to use more of the tools, Review collected by and hosted on G2.com. What problems is Amazon Quantum Ledger Database (QLDB) solving and how is that benefiting you? sales process Review collected by and hosted on G2.com. Show More Validated ReviewerSource: Seller invite ##### Pricing Pricing details for this product isn’t currently available. Visit the vendor’s website to learn more. 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