Best Key-Value Databases in 2026
Updated
32 key-value databases ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
32ranked
0free plans on this page
5 Oct 2026last checked
0 of the 7 here have a free tier you can use, 0 have open-source code on record, and 0 have full bars: free, open, on most of your devices and documented.
| # | App | Signal | Free tier | Open code | Devices | From | Score |
|---|---|---|---|---|---|---|---|
| 26 | AntidoteDBNo platforms listed | No signal | — | — | 0 of 6 | — | 5.1 |
| 27 | Apache IgniteNo platforms listed | No signal | — | — | 0 of 6 | — | 5.1 |
| 28 | EloqKVNo platforms listed | No signal | — | — | 0 of 6 | — | 5.1 |
| 29 | Amazon MemoryDBWeb | No signal | — | — | 1 of 6 | — | 4.8 |
| 30 | Huawei Cloud Key-Value Storage Service (KVS)Web | No signal | — | — | 1 of 6 | — | 4.8 |
| 31 | KVdb.ioWeb | No signal | — | — | 1 of 6 | — | 4.8 |
| 32 | Tencent Cloud API GatewayWeb | One bar | — | — | 1 of 6 | — | 4.8 |
Compare all 7 in a table
| # | App | Score | Free plan | Free plan | Paid from | Deployment model | Maximum value size |
|---|---|---|---|---|---|---|---|
| 26 | AntidoteDB | 5.1 | No | — | — | self_hosted | — |
| 27 | Apache Ignite | 5.1 | No | — | — | self_hosted | — |
| 28 | EloqKV | 5.1 | No | Yes | — | hybrid | 256 MB |
| 29 | Amazon MemoryDB | 4.8 | No | No | — | cloud | — |
| 30 | Huawei Cloud Key-Value Storage Service (KVS) | 4.8 | No | No | — | cloud | 0.5 MB |
| 31 | KVdb.io | 4.8 | No | No | 19 /mo | hybrid | 0.02 MB |
| 32 | Tencent Cloud API Gateway | 4.8 | No | — | — | hybrid | 10 MB |
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