# TDengine vs TimescaleDB

| Attribute | TDengine | TimescaleDB |
|---|---|---|
| **vioscaleAI score** | 54.5 (71% (medium)) | 56.8 (62% (medium)) |
| activity.commits_last_30d | 100 | 100 |
| adoption.dependent_repos | 7 | 0 |
| adoption.github_stars | 25,158 | 23,634 |
| content.faq | `[{"answer":"AI-native industrial data platform and high-performance time-series database that unifies data ingestion, storage, analytics, modeling, visualization, and AI applications. It is indexed under Time-Series Databases.","source":"https://tdengine.com","question":"What is TDengine?","confidence":0.6},{"answer":"TDengine is open source, so it can be self-hosted and used at no licence cost. It is released under the AGPL-3.0 licence. Paid editions are also offered: Annual License and Perpetual License, priced on request. Pricing changes often, so verify at source before relying on it.","source":"https://tdengine.com","question":"Is TDengine free to use?","confidence":0.6},{"answer":"TDengine supports macOS, Linux and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://tdengine.com/tsdb/pricing/","question":"What platforms does TDengine support?","confidence":0.6},{"answer":"Yes. TDengine can be deployed cloud / SaaS, hybrid and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://tdengine.com/tsdb/pricing/","question":"Can TDengine be self-hosted?","confidence":0.6},{"answer":"We have confirmed 3 integrations for TDengine, including Java, Python and Go. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://tdengine.com/tsdb/pricing/","question":"What does TDengine integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2 and ISO 27001 for TDengine. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as TDengine not holding them. Always confirm compliance directly before you rely on it.","source":"https://tdengine.com","question":"What security certifications does TDengine have?","confidence":0.48},{"answer":"Yes. TDengine is published under the AGPL-3.0 licence, a copyleft licence, so check its terms before embedding it in a closed-source product. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/taosdata/TDengine","question":"Is TDengine open source?","confidence":0.95}]` | `[{"answer":"Built on PostgreSQL, this time-series database is optimized for ingesting high-volume sensor and operational data quickly, storing years of historical data cost-effectively, and querying both current and historical data together using standard SQL. It is indexed under Time-Series Databases.","source":"https://www.tigerdata.com/learn/understanding-rds-pricing-and-costs","question":"What is TimescaleDB?","confidence":0.6},{"answer":"TimescaleDB does not publish its prices. Pricing is quoted on request, across 2 plans (Cloud Basic Support and Cloud Production Support), so the figure depends on your seat count and requirements. We record this as a pricing-transparency signal rather than guessing a number. Pricing changes often, so verify at source before relying on it.","source":"https://www.tigerdata.com/learn/understanding-rds-pricing-and-costs","question":"How much does TimescaleDB cost?","confidence":0.6},{"answer":"TimescaleDB supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.tigerdata.com/learn/understanding-rds-pricing-and-costs","question":"What platforms does TimescaleDB support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for TimescaleDB, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://www.tigerdata.com/learn/understanding-rds-pricing-and-costs","question":"Can TimescaleDB be self-hosted?","confidence":0.6},{"answer":"We have confirmed 9 integrations for TimescaleDB, including Kafka, S3, Iceberg, AWS, Azure, Observability tools, Postgres ecosystem and Tableau, plus 1 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://www.tigerdata.com/learn/understanding-rds-pricing-and-costs","question":"What does TimescaleDB integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2, HIPAA and GDPR for TimescaleDB. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as TimescaleDB not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.tigerdata.com/security","question":"What security certifications does TimescaleDB have?","confidence":0.7},{"answer":"TimescaleDB is available worldwide. Its primary market is the United States.","source":"https://www.tigerdata.com/learn/understanding-rds-pricing-and-costs","question":"Where is TimescaleDB available?","confidence":0.5}]` |
| deployment.options | `{"cloud":true,"hybrid":true,"on_prem":true,"self_hosted":true}` | `{"cloud":true,"self_hosted":true}` |
| description.long | Open-source time-series database for real-time processing of high-volume sensor data, supporting distributed deployment and AI-powered analytics. | A PostgreSQL-based time-series database optimized to efficiently ingest and store massive volumes of continuously-generated sensor and machine data, with automatic data partitioning, columnar storage compression, and tiered storage for cost-effective long-term retention. |
| features.capabilities | `{"clustering":"distributed","data_model":"metrics","deployment":"self_hosted","downsampling":"continuous_aggregates","ingest_model":"push","licence_class":"source_available","query_language":"SQL","replication_ha":true,"high_cardinality":"strong","sql_compatibility":"full_sql"}` | `{"clustering":"distributed","data_model":"metrics","deployment":"embedded","compression":"Row-columnar with compression","downsampling":"continuous_aggregates","ingest_model":"both","licence_class":"permissive_oss","retention_ttl":"automatic","query_language":"SQL","replication_ha":true,"high_cardinality":"strong","sql_compatibility":"full_sql"}` |
| integrations.count | 7 | 3 |
| integrations.list | `[{"name":"Java"},{"name":"Python"},{"name":"Go"},{"name":"MQTT","native":true,"category":"iot","direction":"inbound"},{"name":"Kafka","native":true,"category":"data_streaming","direction":"bidirectional"},{"name":"OPC","native":true,"category":"industrial","direction":"inbound"},{"name":"PI System","native":true,"category":"industrial","direction":"bidirectional"},{"name":"Excel","native":true,"category":"business_intelligence","direction":"outbound"},{"name":"Apache Pulsar","native":false,"category":"data_streaming","direction":"inbound"},{"name":"AVEVA Historian","native":false,"category":"industrial","direction":"inbound"}]` | `[{"name":"Kafka"},{"name":"S3"},{"name":"Iceberg"},{"name":"AWS"},{"name":"Azure"},{"name":"Observability tools"},{"name":"Postgres ecosystem"},{"name":"Tableau","native":false,"category":"analytics"},{"name":"Power BI","native":false,"category":"analytics"}]` |
| language.primary | C | C |
| license.spdx | AGPL-3.0 | - |
| market.availability | `{"hqCountry":"US","primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"mac":true,"web":true,"linux":true,"windows":true}` | `{"cli":true,"web":true}` |
| pricing | `{"type":"hybrid","plans":[{"free":true,"name":"Free Tier","summary":"Free, up to 5,000 tags","features":["All TSDB and IDMP features","Official support available separately"],"components":[{"kind":"fixed","amount":0,"currency":"USD"}],"description":"Full functionality for up to 5,000 tags, suitable for evaluation, PoC, and small production deployments","contactSales":false,"includedLimits":{"tags":"5,000"}},{"free":false,"name":"Self-Hosted Annual License","summary":"From $12,500/year (7,500 tags). Pricing scales with deployment size.","features":["Standard support included","Product updates and patches"],"commitment":"annual","components":[{"kind":"fixed","amount":12500,"period":"year","currency":"USD"}],"description":"Annual subscription license for on-premises deployment, scaled by tag count","contactSales":false},{"free":false,"name":"Self-Hosted Perpetual License","summary":"From $31,250 (7,500 tags). One-time cost, pricing scales with deployment size.","features":["Perpetual usage rights","Optional annual support available"],"components":[{"kind":"one_time","amount":31250,"currency":"USD"}],"description":"One-time perpetual license for on-premises deployment, optional annual support","contactSales":false},{"free":false,"name":"Cloud - Starter","summary":"$970/month or $11,640/year","features":["Fully managed on AWS, Azure, or GCP","Managed infrastructure and operations"],"components":[{"kind":"fixed","amount":970,"period":"month","currency":"USD"},{"kind":"fixed","amount":11640,"period":"year","currency":"USD"}],"contactSales":false,"includedLimits":{"tags":"5,000"}},{"free":false,"name":"Cloud - Small","summary":"$1,740/month or $20,880/year","components":[{"kind":"fixed","amount":1740,"period":"month","currency":"USD"},{"kind":"fixed","amount":20880,"period":"year","currency":"USD"}],"contactSales":false},{"free":false,"name":"Cloud - Medium","summary":"$2,570/month or $30,840/year","components":[{"kind":"fixed","amount":2570,"period":"month","currency":"USD"},{"kind":"fixed","amount":30840,"period":"year","currency":"USD"}],"contactSales":false},{"free":false,"name":"Cloud - Large","summary":"$3,500/month or $42,000/year","components":[{"kind":"fixed","amount":3500,"period":"month","currency":"USD"},{"kind":"fixed","amount":42000,"period":"year","currency":"USD"}],"contactSales":false},{"free":false,"name":"Cloud - XLarge","summary":"$5,220/month or $62,640/year","components":[{"kind":"fixed","amount":5220,"period":"month","currency":"USD"},{"kind":"fixed","amount":62640,"period":"year","currency":"USD"}],"contactSales":false,"includedLimits":{"tags":"80,000"}}],"addOns":[{"name":"High Availability","components":[{"of":"base plan","kind":"percentage","rate":30}]},{"name":"Premium Support (24/7)"},{"name":"Optional Annual Support (Free Tier)","components":[{"kind":"fixed","amount":3375,"period":"year","currency":"USD"}]}],"summary":"Free tier up to 5,000 tags. Self-hosted annual licenses from $12,500/year, perpetual from $31,250. Managed cloud from $970/month. High availability at +30% of plan cost.","currency":"USD","freeTier":true,"sourceUrl":"https://tdengine.com/pricing/","retrievedAt":"2026-10-13T13:57:09.396Z","startingPrice":{"amount":970,"period":"month","currency":"USD"},"billingPeriods":["month","year"]}` | `{"type":"usage","plans":[{"free":false,"name":"Performance","summary":"$30/month minimum compute; $0.177/GB-month storage","features":["4 database services","Up to 16 TB disk storage per service","Single-node high-availability replicas","Performance Insights","Basic support (business hours)"],"commitment":"monthly","components":[{"kind":"fixed","amount":30,"period":"month","currency":"USD"},{"per":{"qty":1,"unit":"gb"},"kind":"metered","amount":0.177,"currency":"USD"}],"contactSales":false},{"free":false,"name":"Scale","summary":"$36/month minimum compute; $0.212/GB-month storage","features":["Unlimited tiered storage","Multi-node high-availability replicas","Integrations with observability tools","SAML single-sign-on","HIPAA compliance"],"commitment":"monthly","components":[{"kind":"fixed","amount":36,"period":"month","currency":"USD"},{"per":{"qty":1,"unit":"gb"},"kind":"metered","amount":0.212,"currency":"USD"}],"contactSales":false}],"summary":"From $30/month minimum compute. Storage from $0.177–$0.212/GB-month. 30-day free trial.","currency":"USD","freeTier":true,"sourceUrl":"https://www.tigerdata.com/pricing","retrievedAt":"2026-10-02T16:22:02.553Z","freeTrialDays":30,"startingPrice":{"amount":30,"period":"month","currency":"USD"},"billingPeriods":["month"]}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | freemium |
| pricing.price_level | high | mid |
| pricing.starting_price | `{"amount":970,"currency":"USD"}` | `{"amount":30,"currency":"USD"}` |
| pricing.transparent | yes | yes |
| release.cadence_days | 28 | 12 |
| release.history | `[{"url":"https://github.com/taosdata/TDengine/releases/tag/ver-3.4.1.6","date":"2026-04-30T02:07:04Z","type":"stable","version":"ver-3.4.1.6"},{"url":"https://github.com/taosdata/TDengine/releases/tag/ver-3.4.1.0","date":"2026-04-01T14:18:08Z","type":"stable","version":"ver-3.4.1.0"},{"url":"https://github.com/taosdata/TDengine/releases/tag/ver-3.4.0.9","date":"2026-03-02T12:27:15Z","type":"stable","version":"ver-3.4.0.9"},{"url":"https://github.com/taosdata/TDengine/releases/tag/ver-3.4.0.2","date":"2026-02-02T09:15:26Z","type":"stable","version":"ver-3.4.0.2"},{"url":"https://github.com/taosdata/TDengine/releases/tag/ver-3.4.0.0","date":"2026-01-08T02:43:19Z","type":"stable","version":"ver-3.4.0.0"},{"url":"https://github.com/taosdata/TDengine/releases/tag/ver-3.3.8.8","date":"2025-12-02T13:40:22Z","type":"stable","version":"ver-3.3.8.8"},{"url":"https://github.com/taosdata/TDengine/releases/tag/ver-3.3.8.4","date":"2025-11-04T02:12:50Z","type":"stable","version":"ver-3.3.8.4"},{"url":"https://github.com/taosdata/TDengine/releases/tag/ver-3.3.8.1","date":"2025-10-11T08:51:59Z","type":"stable","version":"ver-3.3.8.1"},{"url":"https://github.com/taosdata/TDengine/releases/tag/ver-3.3.8.0","date":"2025-09-30T06:44:35Z","type":"stable","version":"ver-3.3.8.0"},{"url":"https://github.com/taosdata/TDengine/releases/tag/ver-3.3.7.5","date":"2025-08-28T01:51:47Z","type":"stable","version":"ver-3.3.7.5"},{"url":"https://github.com/taosdata/TDengine/releases/tag/ver-3.3.7.0","date":"2025-07-29T08:24:00Z","type":"stable","version":"ver-3.3.7.0"},{"url":"https://github.com/taosdata/TDengine/releases/tag/ver-3.3.6.13","date":"2025-07-01T12:29:08Z","type":"stable","version":"ver-3.3.6.13"},{"url":"https://github.com/taosdata/TDengine/releases/tag/ver-3.3.6.9","date":"2025-06-03T11:44:31Z","type":"stable","version":"ver-3.3.6.9"},{"url":"https://github.com/taosdata/TDengine/releases/tag/ver-3.3.6.6","date":"2025-05-15T07:53:55Z","type":"stable","version":"ver-3.3.6.6"},{"url":"https://github.com/taosdata/TDengine/releases/tag/ver-3.3.6.3","date":"2025-04-15T00:58:09Z","type":"stable","version":"ver-3.3.6.3"},{"url":"https://github.com/taosdata/TDengine/releases/tag/ver-3.3.6.0","date":"2025-03-25T11:58:53Z","type":"stable","version":"ver-3.3.6.0"},{"url":"https://github.com/taosdata/TDengine/releases/tag/ver-3.3.5.8","date":"2025-02-28T14:18:53Z","type":"stable","version":"ver-3.3.5.8"},{"url":"https://github.com/taosdata/TDengine/releases/tag/ver-3.3.5.2","date":"2025-01-20T07:07:35Z","type":"stable","version":"ver-3.3.5.2"},{"url":"https://github.com/taosdata/TDengine/releases/tag/ver-3.3.5.0","date":"2025-01-02T08:27:47Z","type":"stable","version":"ver-3.3.5.0"},{"url":"https://github.com/taosdata/TDengine/releases/tag/ver-3.3.4.8","date":"2024-12-03T03:24:06Z","type":"stable","version":"ver-3.3.4.8"}]` | `[{"url":"https://github.com/timescale/timescaledb/releases/tag/2.30.2","date":"2026-09-29T15:20:31Z","type":"stable","version":"2.30.2"},{"url":"https://github.com/timescale/timescaledb/releases/tag/2.30.1","date":"2026-09-17T09:21:45Z","type":"stable","version":"2.30.1"},{"url":"https://github.com/timescale/timescaledb/releases/tag/2.30.0","date":"2026-09-08T10:54:46Z","type":"stable","version":"2.30.0"},{"url":"https://github.com/timescale/timescaledb/releases/tag/2.29.2","date":"2026-08-18T08:48:11Z","type":"stable","version":"2.29.2"},{"url":"https://github.com/timescale/timescaledb/releases/tag/2.29.1","date":"2026-08-04T08:54:38Z","type":"stable","version":"2.29.1"},{"url":"https://github.com/timescale/timescaledb/releases/tag/2.29.0","date":"2026-07-28T11:49:24Z","type":"stable","version":"2.29.0"},{"url":"https://github.com/timescale/timescaledb/releases/tag/2.28.3","date":"2026-07-16T12:54:32Z","type":"stable","version":"2.28.3"},{"url":"https://github.com/timescale/timescaledb/releases/tag/2.28.2","date":"2026-06-30T11:35:40Z","type":"stable","version":"2.28.2"},{"url":"https://github.com/timescale/timescaledb/releases/tag/2.28.1","date":"2026-06-23T08:29:24Z","type":"stable","version":"2.28.1"},{"url":"https://github.com/timescale/timescaledb/releases/tag/2.28.0","date":"2026-06-16T10:20:10Z","type":"stable","version":"2.28.0"},{"url":"https://github.com/timescale/timescaledb/releases/tag/2.27.2","date":"2026-06-02T10:28:34Z","type":"stable","version":"2.27.2"},{"url":"https://github.com/timescale/timescaledb/releases/tag/2.27.1","date":"2026-05-19T10:37:36Z","type":"stable","version":"2.27.1"},{"url":"https://github.com/timescale/timescaledb/releases/tag/2.27.0","date":"2026-05-12T08:35:57Z","type":"stable","version":"2.27.0"},{"url":"https://github.com/timescale/timescaledb/releases/tag/2.26.4","date":"2026-04-28T20:37:35Z","type":"stable","version":"2.26.4"},{"url":"https://github.com/timescale/timescaledb/releases/tag/2.26.3","date":"2026-04-14T09:24:02Z","type":"stable","version":"2.26.3"},{"url":"https://github.com/timescale/timescaledb/releases/tag/2.26.2","date":"2026-04-08T10:37:56Z","type":"stable","version":"2.26.2"},{"url":"https://github.com/timescale/timescaledb/releases/tag/2.26.1","date":"2026-03-30T08:23:08Z","type":"stable","version":"2.26.1"},{"url":"https://github.com/timescale/timescaledb/releases/tag/2.26.0","date":"2026-03-24T12:44:25Z","type":"stable","version":"2.26.0"},{"url":"https://github.com/timescale/timescaledb/releases/tag/2.25.2","date":"2026-03-03T09:28:51Z","type":"stable","version":"2.25.2"},{"url":"https://github.com/timescale/timescaledb/releases/tag/2.25.1","date":"2026-02-17T11:43:20Z","type":"stable","version":"2.25.1"}]` |
| reliability.status_page | yes | yes |
| security.certifications | `[{"name":"SOC 2 Type II","level":"Type II","status":"active"},{"name":"ISO 27001","status":"active"},{"name":"ISO 27017","status":"active"}]` | `[{"name":"SOC 2 Type II","level":"Type II","status":"active"}]` |
| security.disclosure_policy | - | yes |
| security.gdpr | - | yes |
| security.hipaa | - | yes |
| security.iso27001 | yes | - |
| security.pci | - | yes |
| security.scorecard | 4 | 4.6 |
| security.soc2 | yes | yes |
| security.trust_center | https://tdengine.com/security/ | https://www.tigerdata.com/security |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=%40tdengine%2Fclient&per_page=100","last_12m":0,"max_severity":null}` | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=alpine&package_name=postgresql-timescaledb&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Time-Series Databases)

| Capability | TDengine | TimescaleDB |
|---|:--:|:--:|
| **Query** |  |  |
| Query language (SQL / PromQL / InfluxQL-Flux / Graphite) | SQL | SQL |
| SQL compatibility | Full SQL | Full SQL |
| **Ingest** |  |  |
| Ingest model | Push | Both |
| **Model** |  |  |
| Data model | Metrics (labels/tags) | Metrics (labels/tags) |
| **Lifecycle** |  |  |
| Downsampling / rollups | Continuous aggregates | Continuous aggregates |
| Retention / TTL | - | Automatic |
| **Storage** |  |  |
| Compression (columnar / delta / Gorilla) | - | Row-columnar with compression |
| **Performance** |  |  |
| High-cardinality handling | Strong | Strong |
| **Scale** |  |  |
| Clustering / horizontal scale | Distributed / sharded | Distributed / sharded |
| Replication / HA | ✓ | ✓ |
| **Deployment** |  |  |
| Deployment | Self-hosted | Embedded |
| **Interop** |  |  |
| Prometheus remote-write compatible | - | - |
| **Licensing** |  |  |
| Licence class | Source-available | Permissive OSS |

*Source: vioscaleAI. Generated 2026-10-16T19:01:58.264Z. "-" = undocumented, not absent.*