ObjectBox

Input—per 1M tokens

Output—per 1M tokens

Context—tokens

WeightsClosed

About

ObjectBox is ranked #4 of 25 in embedded databases on Inferse. It runs on Android, API, iOS, Linux, macOS, Self-hosted, Windows. There is a free plan. A free trial is offered.

Compared on embedded databases

Free plan: Yesobjectbox.io
Supported platforms: Android, iOS, Linux, Windows, macOS, Raspberry Pi, and POSIX systemsobjectbox.io
Database model: documentobjectbox.io
Query interface: apiobjectbox.io
Data synchronization: Yesobjectbox.io
Maximum database size: 1 GBobjectbox.io

Facts

Product: ObjectBox is an embedded, object-oriented NoSQL database for mobile apps and IoT devices.objectbox.io · 29 Sept 2026
Data sync: ObjectBox Sync synchronizes data between devices and a backend or server, including for offline-first use cases.objectbox.io · 29 Sept 2026
Database features: The database offers native object APIs, object relationships, reactive observers, ACID transactions, and automatic schema migration.objectbox.io · 29 Sept 2026
Vector search: The FAQ says ObjectBox supports vector search and that there are no limits on embedding-column dimensions.objectbox.io · 29 Sept 2026
Languages: ObjectBox lists APIs for Java, Kotlin, Swift, Flutter/Dart, Go, Python, and C/C++.objectbox.io · 29 Sept 2026
Platforms: ObjectBox lists Android, iOS, Windows, macOS, Linux, POSIX systems, and Raspberry Pi among supported platforms or devices.objectbox.io · 29 Sept 2026
Integrations: ObjectBox says it supports directly syncing to MongoDB; other backend database connectors may need to be custom built.objectbox.io · 29 Sept 2026
Hosting: The Sync Server can be self-hosted on POSIX systems and cloud providers; the FAQ says ObjectBox does not currently provide cloud hosting.objectbox.io · 29 Sept 2026
Security: ObjectBox Sync Server supports JWT authentication and can use TLS by supplying a certificate; its documentation describes no-authentication mode as insecure.sync.objectbox.io · 29 Sept 2026
Certification: The company’s About page states that ObjectBox is ISO-certified and links to its quality policy.objectbox.io · 29 Sept 2026
Support: The FAQ directs questions to documentation and Stack Overflow, and says professional support is offered to paying customers.objectbox.io · 29 Sept 2026
Limits: The FAQ says Mesh Sync is currently available for Android Java/Kotlin and Flutter/Dart starting with version 6.0.0-beta, with APIs potentially changing before final release.objectbox.io · 29 Sept 2026
Intended users: ObjectBox describes its focus as mobile and IoT development, particularly decentralized systems of restricted devices and offline scenarios.objectbox.io · 29 Sept 2026