Top Downloads News Highlights

RTC Magazine: eXtremeDB helps build intelligence into SCL Elements' smart controllers for wireless building automation!

In solution from Indience, Perst Lite embedded database & BlackBerry mobilize SAP, other enterprise apps. Read more.

How do you tell a real in-memory database from an imitation? Get the white paper: "Will The Real IMDS Please Stand Up?"

MedAptus selects Perst Lite for mobile healthcare app on BlackBerry smartphones. Get details.

Embedded database for Silverlight? Perst is the solution. Read the news, and check out our Silverlight database demo!

New Java Native Interface (JNI) for eXtremeDB provides fastest Java database solution for embedded and real-time enterprise systems.

Read about new eXtremeDB 4.0, our fastest, most scalable embedded database ever - and about two new customers, myYearbook and SCL Elements.

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Mobile Database System Software

McObject’s mobile database technology is used in a wide variety of applications and device environments, ranging from music databases within popular MP3 players, to mobile CRM software on Blackberry devices.

We offer two mobile database software product families: the eXtremeDB embedded database for development in C/C++, and the Perst embedded database for Java (including Google's Android), Java ME, and .NET environments.


Both mobile database products are distinguished by minimal RAM and CPU demands, a high degree of developer flexibility, reliability, and fast performance.

If you haven't seen our 3-minute eXtremeDB movie, check it out now!

eXtremeDB Mobile Database for C/C++

  • In-memory, on-disk and hybrid data storage, to optimize the mobile device for speed, component cost, persistence and form factor
  • Tiny footprint: conserve both memory and CPU resources
  • The most flexible mobile database: supported indexes include B-Trees, R-Trees (for mapping data), Patricia tries, KD-Trees (k-dimensional), hash tables and more
  • More APIs: two SQL, two faster native
  • Virtually indestructible – learn how we eliminate database corruption
  • Available on a wide variety of platforms, source code available for porting
  • Integrates with eXtremeWS, McObject's embedded Web server

Perst and Perst Lite Mobile Database for Java, Java ME and .NET

  • Unparalleled ease in working with Java and .NET objects (including Java ME and .NET Compact Framework)
  • Specialized indexes - R-Tree, T-Tree, KD-Tree and more
  • Compact - Just 5000 lines of code
  • Open source code, freely downloadable
  • Fast - see our benchmark comparisons
  • Tested compatible with Google's Android platform
  • Object-oriented for the most efficient object storage
  • Perst Lite - An OODBMS for BlackBerry, Nokia Nseries and other Java ME-based devices

Mobile Database User Examples

JVC uses a mobile database for C/C++ to manage playlists, songs, artists, albums and other  music data in its MP3 player product line - click here.

Maximizer Software relies on a mobile database to deploy its CRM solution on BlackBerry devices - get details.

The Carbon Hero personal carbon calculator manages mapping data using mobile database technology on Java ME - read more.