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Best Realm Alternatives in 2026

Updated

20 apps from mobile databases ranked against Realm on the same published basis.

  1. 1
    Espresso Free plan AndroidiOSLinuxMacWeb Free7.5
    Realm vs Espresso
  2. 2
    Hive Free plan AndroidapiiOSLinuxMac $5/mo7.5
    Realm vs Hive
  3. 3
    RxDB Free plan AndroidapiiOSLinuxMac $99/mo7.5
    Realm vs RxDB
  4. 4
    Ditto Free plan AndroidiOSLinuxMacWin Free7.4
    Realm vs Ditto
  5. 5
    ObjectBox Free plan AndroidapiiOSLinuxMac Free7.3
    Realm vs ObjectBox
  6. 7
    SQLDelight Free plan AndroidapiiOSLinuxMac Free7.3
    Realm vs SQLDelight
  7. 8
    WCDB Free plan AndroidiOSLinuxMacWin Free7.3
    Realm vs WCDB
  8. 9
    Firebase Cloud Messaging Free plan AndroidapiextensioniOSWeb Free7.2
    Realm vs Firebase Cloud Messaging
  9. 10
    Firestore Free plan AndroidapiiOSWeb Free7.2
    Realm vs Firestore
  10. 11
    TBase Free plan AndroidiOSLinuxMacself-hosted Free7.2
    Realm vs TBase
  11. 12
    WatermelonDB Free plan AndroidapiiOSWebWin Free7.2
    Realm vs WatermelonDB
  12. 13
    LiteDB Free plan AndroidapiiOSLinuxself-hosted Free7.1
    Realm vs LiteDB
  13. 14
    Drift AndroidextensioniOSLinuxMac 7.0
    Realm vs Drift
  14. 15
    Isar Free plan AndroidiOSWeb Free7.0
    Realm vs Isar
  15. 16
    SQLite.swift Free plan iOSLinuxMac Free7.0
    Realm vs SQLite.swift
  16. 17
    Parse Platform AndroidapiiOSLinuxself-hosted 6.8
    Realm vs Parse Platform
  17. 18
    EMBA Free plan Linuxself-hosted Free6.7
    Realm vs EMBA
  18. 19
    Couchbase Lite AndroidapiiOSLinuxWeb 6.6
    Realm vs Couchbase Lite
  19. 20
    Mimer SQL Mobile AndroidLinuxWin 5.9
    Realm vs Mimer SQL Mobile
  20. 21
    Sparksee Free plan AndroidapiiOSLinuxMac Free5.9
    Realm vs Sparksee

Realm alternatives compared

#AppScoreFree planFromRuns on
1Espresso7.5Free planFreeAndroid, iOS, Linux, Mac, Web
2Hive7.5Free plan$5/moAndroid, API, iOS, Linux, Mac, Web, Windows
3RxDB7.5Free plan$99/moAndroid, API, iOS, Linux, Mac, self-hosted, Web, Windows
4Ditto7.4Free planFreeAndroid, iOS, Linux, Mac, Windows
5ObjectBox7.3Free planFreeAndroid, API, iOS, Linux, Mac, self-hosted, Windows
7SQLDelight7.3Free planFreeAndroid, API, iOS, Linux, Mac, Web, Windows
8WCDB7.3Free planFreeAndroid, iOS, Linux, Mac, Windows
9Firebase Cloud Messaging7.2Free planFreeAndroid, API, Browser, iOS, Web
10Firestore7.2Free planFreeAndroid, API, iOS, Web
11TBase7.2Free planFreeAndroid, iOS, Linux, Mac, self-hosted, Windows
12WatermelonDB7.2Free planFreeAndroid, API, iOS, Web, Windows
13LiteDB7.1Free planFreeAndroid, API, iOS, Linux, self-hosted, Windows
14Drift7.0No—Android, Browser, iOS, Linux, Mac, Web, Windows
15Isar7.0Free planFreeAndroid, iOS, Web
16SQLite.swift7.0Free planFreeiOS, Linux, Mac
17Parse Platform6.8No—Android, API, iOS, Linux, self-hosted, Web
18EMBA6.7Free planFreeLinux, self-hosted
19Couchbase Lite6.6No—Android, API, iOS, Linux, Web, Windows
20Mimer SQL Mobile5.9No—Android, Linux, Windows
21Sparksee5.9Free planFreeAndroid, API, iOS, Linux, Mac, self-hosted, Windows
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Questions about Realm alternatives

What is the best alternative to Realm?

Espresso, number 1 in mobile databases with a score of 7.5 out of 10. The others here: Hive, RxDB, Ditto and 16 more.

What is the best free alternative to Realm?

Espresso is the best-ranked alternative with a free plan. 16 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked on what each maker publishes: documentation depth, a free tier and the platforms it runs on.