MobiSystems & Oxford Languages
How MobiSystems uses Oxford’s trusted linguistic data to power learning, communication, and discovery
MobiSystems’ Oxford Dictionary app is a comprehensive language tool designed to support learners, professionals, and multilingual users worldwide. By integrating Oxford Languages’ authoritative datasets, the app delivers instant access to over a million words, phrases, and definitions across 15 languages. With features like voice and camera search, native-speaker audio pronunciations, and offline functionality, it transforms traditional dictionary use into a dynamic, on-the-go experience. Whether users are preparing for exams, improving communication skills, or exploring new languages, MobiSystems empowers them with trusted content and intuitive tools.
For more than 20 years, MobiSystems has partnered with Oxford Languages to deliver world-class dictionary solutions to users across the globe. Their flagship product, the Oxford Dictionary Mobile App, brings together 15 authoritative Oxford dictionaries in one seamless experience, offering unmatched linguistic precision and comprehensive coverage.
Designed for a diverse audience, from professionals and academics to students and word enthusiasts, the app supports users in mastering vocabulary, pronunciation, and effective communication. With advanced features like voice search, camera search, audio pronunciations, and offline access, the Oxford Dictionary app is more than a reference tool — it’s a dynamic language companion.
Whether users are preparing for exams like IELTS or TOEFL, crafting impactful content, or navigating multilingual environments, MobiSystems ensures they have the trusted resources they need at their fingertips.
Learn more about MobiSystems.

The Oxford Dictionary app offers:
- Multilingual support: English, French, Spanish, German, Russian, Italian, Portuguese, Chinese, Japanese, Hindi, and more.
- Advanced search features: Voice search, camera search, fuzzy search, and autocomplete.
- Offline access: Full dictionary functionality without internet connectivity.
— Bilyana Elenkova-Georgieva, MobiSystems' Marketing Expert
As the digital landscape evolved, MobiSystems faced a critical challenge: how to transition Oxford’s renowned print dictionaries into a mobile-friendly format without compromising on quality or reliability.
Users demanded instant access, portability, and accuracy, but existing solutions often fell short, especially when it came to pronunciation, synonym discovery, and intuitive search.
The need for a comprehensive, authoritative, and user-friendly language tool became increasingly urgent. MobiSystems recognized that their users required a solution that could meet diverse linguistic needs in real time, across multiple languages and contexts.
— Bilyana Elenkova-Georgieva, MobiSystems' Marketing Expert
Key Challenges:
- Transitioning from bulky print formats to mobile-friendly solutions.
- Ensuring linguistic precision and reliability in a digital environment.
- Meeting the diverse needs of global users across different languages and professions.
- Providing offline access and intuitive search capabilities.
- Delivering high-quality audio pronunciations to support spoken language learning.
MobiSystems turned to Oxford Languages to meet this challenge head-on.
By integrating Oxford Languages’ trusted linguistic data into their mobile app, they transformed the user experience — bringing the depth and authority of Oxford Dictionaries into the digital age.
This enabled MobiSystems to offer:
- Over 1 million words, phrases, and definitions across 15 languages.
- Audio pronunciations by native speakers for precise learning.
- Advanced search tools including fuzzy, voice, and camera search.
- Offline access, ensuring usability anytime, anywhere.
- Specialized content for academics and professionals.
Behind the scenes, MobiSystems used custom scripts and Google Cloud infrastructure to deliver fast, reliable access to Oxford’s data.
The implementation was smooth and flexible, allowing users to switch between online and offline modes effortlessly.
The results
- User engagement increased significantly.
- App ratings and feedback improved.
MobiSystems praised Oxford Languages not only for the quality of the data but also for the freedom to innovate, the responsiveness of support, and the trust placed in their technical expertise.

Mobilingo: The next chapter in language learning
Building on the success of the Oxford Dictionary Mobile App, MobiSystems launched Mobilingo, a dedicated subsidiary focused on redefining the mobile language-learning experience. Mobilingo inherits the same commitment to excellence that made the Oxford Dictionary app a global success, and is now expanding its reach with a fresh vision for the future.
Mobilingo’s mission is to empower users through innovative mobile apps, meaningful content, and intuitive tools that support lifelong learning. Inspired by the precision and authority of Oxford’s linguistic data, Mobilingo is developing new solutions that help users unlock their full potential — whether they’re mastering a new language, preparing for exams, or simply exploring the richness of words.
With a user-first approach and a passion for continuous improvement, Mobilingo is shaping the next generation of language-learning technology.
Learn more about Mobilingo here: mobilingo.ai
— Veselina Neycheva, Mobilingo's Managing Director
To learn more about Oxford Languages from Oxford University Press, and how our data can power your products, get in touch through our contact page.