Oxford Dictionary & Thesaurus

Oxford Dictionary & Thesaurus

By MobiSystems

Oxford Dictionary & Thesaurus is a multi-language reference app for students and professionals, providing access to 15 distinct Oxford databases on iOS and Android.

The App DNA

What makes this app unique?

Users hire this app to access authoritative linguistic data for academic and professional tasks, relying on its offline capability to ensure consistency in low-connectivity environments.

For Academic students, language learners, and professionals such as lawyers and writers.

What does it look like?

Key features

15-Dictionary Aggregatoredge

Single interface providing access to 15 distinct Oxford language databases.

Offline Modestandard

Full database access without an active internet connection.

How much does it cost?

subscriptionFree tier with ad supportPremium tier with offline access, audio, and ad-free experience

Freemium model uses ad-supported access to build a large user base, gating core utility features to drive subscription conversion.

Velocity

Maintenance developmentUX improvementsperformanceShow more...

The app exhibits a maintenance-level cadence, averaging approximately 0.12 releases per week over the last six months. Development is currently focused on incremental UX improvements and stability rather than significant feature expansion. The release pattern is stable but infrequent, with no evidence of live-ops or high-frequency feature iteration. The publisher provides clear, albeit minor, release notes for each update.

See all version history

Who built it?

MobiSystems

13+ apps tracked · Reference

Concise Oxford German Dict.Concise Oxford German Dict.File Commander Manager & VaultFile Commander Manager & VaultCollins French DictionaryCollins French DictionaryNurse's Pocket Drug GuideNurse's Pocket Drug GuideConcise Oxford ThesaurusConcise Oxford ThesaurusCollins Cobuild IntermediateCollins Cobuild IntermediateOxford Dictionary of HistoryOxford Dictionary of HistoryI.V. Drug HandbookI.V. Drug HandbookConcise Oxford French Dict.Concise Oxford French Dict.Oxford Philosophy DictionaryOxford Philosophy DictionaryOxford Dictionary of GeologyOxford Dictionary of GeologyOxford English Dict.&ThesaurusOxford English Dict.&Thesaurus
Explore the full publisher profile

User Sentiment

What do users think recently?

The recent review mood reads mixed. Users appreciate comprehensive dictionary content provides reliable definitions and etymology for academic and professional study, but report intrusive full-screen advertisements disrupt the user experience and hinder basic dictionary lookups.

How are ratings & reviews evolving?

Google Play
4.32 · 537k
App Store
4.63 · 28k

What users say, by theme

What Users Love
  • Comprehensive dictionary content provides reliable definitions and etymology for academic and professional study
What Frustrates Users
  • Intrusive full-screen advertisements disrupt the user experience and hinder basic dictionary lookups
What Users Want 1 request inside

99 of 99 recent reviews analyzed · high confidence · Mixed overall

Read the full review analysis

Unlock 1 user request, each backed by review evidence.

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Competition

Competitive landscape for Oxford Dictionary & Thesaurus

How's the Reference market?

The app holds a #84 Grossing position in the US Reference category. The gap between its high-utility content and current monetization friction suggests a ceiling on long-term revenue growth.

Read the market outlook

The rivals identified

Merriam-Webster Dictionary

By Merriam-Webster, Inc.

This is the most direct competitor, sharing the exact same reference dictionary niche with a massive, established user base and high-authority brand recognition.

  • Leverages a century of brand authority as the primary American English language reference standard.
  • Integrates daily word games and quizzes to drive higher daily active user engagement metrics.
  • Provides a more robust offline mode that functions without requiring persistent data connectivity.
Oxford Dictionary & Thesaurus vs Merriam-Webster Dictionary

Unlock the head-to-head verdict: where this rival wins, and where it loses.

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The Analyst's Read

Key takeaways for Oxford Dictionary & Thesaurus

Where is it heading?

The reference market is consolidating around engagement-focused models, leaving static dictionary apps exposed to churn. This app faces a declining outlook unless it pivots from aggressive ad-gating to a more balanced monetization strategy that respects the user's primary job-to-be-done.

  • The shift to subscription-only models triggers high-frequency billing complaints, which erodes the trust required for long-term user retention.
  • Intrusive ad frequency in the latest release disrupts core lookup utility, driving users toward competitors like Merriam-Webster.

The SWOT

Core Strengths
  • 15-language database aggregator creates high switching costs
  • Offline-first architecture supports professional usage
Critical Frictions 2 weaknesses inside
Growth Levers
  • Implement a one-time lifetime purchase option
  • Introduce B2B licensing for educational institutions
Market Threats 2 threats identified

Next best moves

1 Invest · 1 Pivot

Introduce one-time lifetime purchase option because subscription-only model is the top-cited barrier to adoption → increase conversion of churned users.

+ 1 more prioritized move

The counter-intuitive read

The app's #84 grossing rank is a liability, not an asset…

Read the full take

Feature gaps

Daily word games (available in Merriam-Webster but missing here) +1

Since the last report: The app transitioned to a subscription-based monetization model, triggering negative user sentiment due to intrusive ad-gating of core dictionary features.

Bottom line

The app maintains a strong content moat but risks long-term churn due to aggressive monetization, so the PM should prioritize a lifetime purchase option to stabilize the user base.

Unlock 2 critical frictions, 2 market threats, 1 more prioritized move and the analyst’s take.

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Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Oxford Dictionary & Thesaurus, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

What's new

The app transitioned to a subscription-based monetization model, triggering negative user sentiment due to intrusive ad-gating of core dictionary features.

shifted

Monetization Model Pivot

declined

Emergence of Ad-Related Complaints

shifted

Feature Competitive Positioning

added

Competitive Threat Identification

Cite this report

Marlvel.ai. “Oxford Dictionary & Thesaurus Intelligence Report.” Updated May 7, 2026. https://marlvel.ai/apps/com-mobisystems-oxforddictionaryofenglishfree

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