ScaleOut In-Memory Database vs SingleStore Helios
ScaleOut In-Memory Database
scaleoutsoftware.comSingleStore Helios
singlestore.comSide by side
| Figure | ScaleOut In-Memory Database | SingleStore Helios |
|---|---|---|
| Price from | — | $0.99/mo |
| Free plan | — | Yes |
| Free trial | Yes | Yes |
| Open source | — | — |
| Web | — | Yes |
| Windows | Yes | Yes |
| macOS | — | Yes |
| Linux | Yes | Yes |
| API | Yes | Yes |
| Self-hosted | Yes | Yes |
| Plans published | 1 | 6 |
| Spec score · In-Memory Databases | 7.5 (#17) | 8.8 (#5) |
| Founded | 2003 | 2011 |
| Headquarters | Bellevue, Washington, United States | San Francisco, California, United States |
| Security | Secure client connections use each server’s self-signed certificate, which clients must trust with certificate revocation checks disabled. | SingleStore describes security across application security, cloud security, corporate IT security, and governance, risk, and compliance. |
| Support | Annual support and maintenance subscriptions include options ranging from forum-based support to unlimited non-error cases and emergency support. | Paid Helios subscriptions include Standard support, with Silver and Platinum tiers offering faster response targets and expanded coverage. |
Plans
ScaleOut In-Memory Database
- ScaleOut In-Memory DatabasePriced on request
SingleStore Helios
- SharedFree
- Standard$0.99 a month
- Enterprise$1.49 a month
- StandardPriced on request
- EnterprisePriced on request
- BYOC StandardPriced on request
In their own words
ScaleOut In-Memory Database
ScaleOut In-Memory Database has no write-up on Specifiction yet; its figures are above.
SingleStore Helios
SingleStore Helios is a cloud database service available on AWS, Google Cloud, and Microsoft Azure. It handles transactional and analytical workloads in one database, with storage and compute scaled independently. Its data capabilities include relational records, JSON/BSON documents, vector and full-text search, time-series, geospatial, and key-value data. SingleStore Pipelines can ingest from sources such as Kafka, Amazon S3, and HDFS. For AI workloads, the service includes Jupyter notebooks, data integration services, and a compute service. Listed integrations include Datadog, Terraform, Apache Spark, AWS Glue, Azure Data Factory, dbt, and Fivetran. Helios is available through web and API platforms. The free Shared plan provides one workspace for evaluation, development, and non-production testing, with self-support. Standard is $0.99 a month for managed production workloads, with read replicas, database branching, 30-day monitoring, and support. Enterprise is $1.49 a month and adds online point-in-time recovery, Smart Disaster Recovery, audit logging, and customer-managed encryption keys. The listed availability commitments vary by configuration, reaching 99.99% across two availability zones on paid plans.