Best Time-Series Databases in 2026
Updated
Time-series databases are built for data organized around when measurements or events occur. Compared on ingestion methods, query languages, and retention policies, the entries also differ in deployment, horizontal scaling, and SQL support. Consider how data reaches the database, how long it needs to remain available, and how your applications will query it. InfluxDB, LinDB, and QuestDB are among the options to assess against those needs. Free-plan availability and paid-from pricing offer additional points of comparison as you evaluate how each could fit your stack.
Time-Series Databases, one module each.A lit port is something its maker publishes; 25 of 25 with a known API signal have a public API.
- 01 InfluxDB API yesFREE yesDOCS 7.4Free
- 02 Amazon Timestream API yesFREE yesDOCS 7.3
- 03 BTrDB API yesFREE yesDOCS 7.3Free
- 04 CnosDB API yesFREE yesDOCS 7.3Free
- 05 LinDB API yesFREE yesDOCS 7.3Free
- 06 openGemini API yesFREE yesDOCS 7.3Free
- 07 QuestDB API yesFREE yesDOCS 7.3Free
- 08 TDengine API yesFREE yesDOCS 7.3$281.25/mo
- 09 VictoriaMetrics API yesFREE yesDOCS 7.3$200/mo
- 10 Warp 10 API yesFREE yesDOCS 7.3Free
- 11 Apache IoTDB API yesFREE yesDOCS 7.2Free
- 12 DolphinDB API yesFREE yesDOCS 7.2Free
- 13 FiloDB API yesFREE yesDOCS 7.2Free
- 14 kdb+ API yesFREE yesDOCS 7.2Free
- 15 M3 API yesFREE yesDOCS 7.2Free
- 16 OpenTSDB API yesFREE yesDOCS 7.2Free
- 17 RRDtool API yesFREE yesDOCS 7.2Free
- 18 TimeBase API yesFREE yesDOCS 7.2Free
- 19 Axibase Time Series Database API yesDOCS 6.9
- 20 Cortex API yesDOCS 6.9
- 21 Gnocchi API yesDOCS 6.9
- 22 GreptimeDB API yesDOCS 6.9$290/mo
- 23 KairosDB API yesDOCS 6.9
- 24 Netflix Atlas API yesDOCS 6.9
- 25 SiriDB API yesDOCS 6.9€150/mo
Compare all 25 in a table
| # | Platform | Score | Free plan | From | Free plan | Paid from | Deployment | SQL support |
|---|---|---|---|---|---|---|---|---|
| 1 | InfluxDB | 7.4 | Free plan | Yes | both | Yes | ||
| 2 | Amazon Timestream | 7.3 | No | cloud | Yes | |||
| 3 | BTrDB | 7.3 | Free plan | Free | self_hosted | No | ||
| 4 | CnosDB | 7.3 | Free plan | Free | both | Yes | ||
| 5 | LinDB | 7.3 | Free plan | Free | self_hosted | Yes | ||
| 6 | openGemini | 7.3 | Free plan | Free | self_hosted | Yes | ||
| 7 | QuestDB | 7.3 | Free plan | Free | Yes | both | Yes | |
| 8 | TDengine | 7.3 | Free plan | $281.25/mo | Yes | both | Yes | |
| 9 | VictoriaMetrics | 7.3 | Free plan | $200/mo | Yes | both | No | |
| 10 | Warp 10 | 7.3 | Free plan | Free | both | |||
| 11 | Apache IoTDB | 7.2 | Free plan | Free | both | Yes | ||
| 12 | DolphinDB | 7.2 | Free plan | Free | Yes | both | Yes | |
| 13 | FiloDB | 7.2 | Free plan | Free | self_hosted | No | ||
| 14 | kdb+ | 7.2 | Free plan | Free | both | Yes | ||
| 15 | M3 | 7.2 | Free plan | Free | self_hosted | |||
| 16 | OpenTSDB | 7.2 | Free plan | Free | Yes | self_hosted | No | |
| 17 | RRDtool | 7.2 | Free plan | Free | Yes | self_hosted | ||
| 18 | TimeBase | 7.2 | Free plan | Free | Yes | both | ||
| 19 | Axibase Time Series Database | 6.9 | Yes | both | Yes | |||
| 20 | Cortex | 6.9 | self_hosted | No | ||||
| 21 | Gnocchi | 6.9 | self_hosted | No | ||||
| 22 | GreptimeDB | 6.9 | $290/mo | Yes | 290 /mo | both | Yes | |
| 23 | KairosDB | 6.9 | self_hosted | |||||
| 24 | Netflix Atlas | 6.9 | self_hosted | No | ||||
| 25 | SiriDB | 6.9 | €150/mo | Yes | both | No |
Is your platform on this list?
Numbered spots on this list can be sponsored, and a sponsored row is labelled as paid.