What is Cloudant?

IBM® Cloudant® is a managed NoSQL JSON database service built to ensure that the flow of data between an application and its database remains uninterrupted and highly performant. Developers are then free to build more, grow more and sleep more.

Cloudant redouce downtime

Reduce downtime and go to market faster

Update apps without downtime and create amazing user experiences that work offline and on.

Cloudant move data closer

Move data closer to users

Ensure data flows continually and your apps scale elastically to support users across the globe.

Cloudant focus on development

Focus on development, not database administration

Get hours back in your day as our experts help support your data needs, letting you focus on development.

Cloudant features

Global availablity

Global availability: Improve your app’s performance

Cloudant’s horizontal scaling architecture can handle millions of users and terabytes of data to grow seamlessly alongside your business.

Users are connected to the closest copy of the data, which reduces data access latency caused by cloud network overhead.

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Cloudant data flexibility

Data flexibility: JSON data store

Cloudant’s RESTful API makes every document in your database accessible as JSON. It is also compatible with Apache CouchDB™, enabling you to access an abundance of language libraries and tools.

Schema flexibility makes Cloudant an excellent fit for multi-structured data, unstructured data and fast-changing data models.

Cloudant's flexible JSON store includes integrations for data warehousing and Spark for advanced analytics.

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Cloudant Mobile Sync

Mobile sync libraries: Develop offline-first apps

Cloudant includes mobile sync libraries for both iOS® and Android™. Offline-first applications built with Cloudant Sync provide a better, faster user experience — both offline and online.

Mobile sync libraries enable your devices to store and access data locally, and then synchronize this data with the cloud when an Internet connection is available.

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Cloudant APIs

Advanced APIs: Integrated geospatial operations and search

Enhance web and mobile apps with geospatial operations that go beyond simple bounding boxes.

Seamlessly integrate web and mobile apps with fast, scalable, full-text Lucene indexing and search.

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Cloudant resources


Cloudant Documentation

See the official Cloudant documentation to help you get going quickly. Find Cloudant basics, client libraries, API reference, guides and more.


Supported client libraries

Cloudant supports a range of client libraries to help you develop your application using the languages of your choice. Find supported libraries for mobile (iOS and Android), Java, Node.js, Python, Swift, Apache Spark and more.


Cloudant Learning Center

Find introductory walkthroughs, video tutorials and sample applications at the Cloudant Learning Center on developerWorks.


Cloudant help on Stack Overflow

Find answers to common Cloudant questions, answered regularly by expert developers on Stack Overflow.

Client success stories



"We found that we were overloading our CouchDB server on a daily basis, because of our relatively large number of users and the complexity of our analytics workloads."

Jonathan Jackson, Founder and CEO, Dimagi

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Hothead Games

"A good data layer is one that you barely notice is there, and working with the big data experts at Cloudant has made that a reality for all our Big Win Sports titles."

Joel DeYoung, Director of Technology, Hothead Games

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"With IBM Cloudant Dedicated Cluster, we don’t have to use valuable resources for managing databases, and can instead focus on creating a better data model for our customers’ data."

Barry Wark, Founder and CEO, Physion

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