By MobiSystems
Report updated May 12, 2026
Collins Latin Dictionary
For latin language learners and students requiring portable, authoritative reference tools for school or professional use.
Collins Latin Dictionary is an established reference app that is free with in-app purchases. With a 4.1/5 rating from 633 reviews, it shows polarized user reception. Users particularly appreciate daily vocabulary alerts stimulate consistent engagement for users seeking to improve their language literacy, though aggressive review prompts that block the screen create a negative experience for paying users remains a common concern.
What is Collins Latin Dictionary?
Collins Latin Dictionary is a reference app for Latin and English language learners, available on iOS and Android.
Users hire the app for authoritative, offline-capable Latin reference that avoids the connectivity requirements of general-purpose neural translators.
Current Momentum
v10.0 · 5mo ago
Steady- Shipped Tap to Translate Android feature
- Added four colorful interface themes
- Improved search speed and layout
Active Nemesis
Reverso translate and learn
By Theo Hoffenberg
Other Rivals
Rating Pulse 🇺🇸
Recent User MoodAI-powered deep analysis surfacing high-signal insights. Still in beta, accuracy improves daily. For informational purposes only.
What makes this app unique?
What Does It Look Like?
How Is The App's Momentum Right Now?
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What Are The Key Features?
Translates words within other active Android applications via overlay
Identifies and translates words captured through the device viewfinder
Enables dictionary access without an active internet connection
How much does it cost?
- Free 30-day trial version with ads
- Full version (one-time purchase)
Freemium model uses a 30-day trial gate to convert users to a paid, ad-free, and offline-capable version.
Who Built It?
MobiSystems
Providing professional-grade productivity and linguistic reference tools for mobile users. Enabling efficient document management and real-time communication on the go.
Portfolio
13
Apps
Who is MobiSystems?
MobiSystems leverages a strategy of bundling high-utility productivity software with authoritative, licensed reference content to capture both professional and academic segments. Their moat is built on long-standing licensing agreements with established publishers like Oxford and Collins, which provides a barrier to entry for generic dictionary apps. The recent pivot toward a unified 'MobiOffice' suite signals a strategic move to compete directly with cross-platform office incumbents by emphasizing native mobile performance and cloud integration.
Who is MobiSystems for?
- Professionals
- Students
- Language learners requiring reliable
- Offline-capable reference materials
Portfolio momentum
Released 24 updates across the portfolio in the last 6 months, indicating a high-frequency development cycle focused on maintaining core productivity and reference titles.
What other apps does MobiSystems make?
Quick Diagnosis & Treatment
MobiOffice・Word Docs・Excel・PDF
Webster’s College Dictionary
MobiPDF・PDF Text Editor・Reader
Oxford Dictionary & Thesaurus
Advanced Dictionary&Thesaurus
What do users think recently?
High confidence · 49 reviews analyzed
How did the latest release land?
What is the recent mood?
Recent user voice shows a mixed sentiment. Users appreciate daily vocabulary alerts stimulate consistent engagement for users seeking to improve their language literacy, but report aggressive review prompts that block the screen create a negative experience for paying users.
Limited review volume (49 reviews). Sentiment analysis will deepen as more data lands.
What is the competitive landscape for Collins Latin Dictionary?
How's The Reference Market?
How does it evolve in the Reference market?
The app maintains a niche presence in the Reference category, though its paid version faces stiff competition from free, neural-translation alternatives. The 3.97 rating on Android suggests monetization friction relative to the high-utility expectations of academic users.
| Country | Category | Chart | Rank | Change |
|---|---|---|---|---|
| 🇰🇷 South Korea | Reference | iOSPaid | #67 | ▲3 |
| 🇮🇪 Ireland | Reference | iOSPaid | #69 |
The rivals identified
The Nemesis
Reverso translate and learn
★4.7 (278.8K)Theo Hoffenberg
⚡Provides deep contextual translation and usage examples that directly compete with the dictionary's learner-focused value proposition.
Head-to-head analysis pending — refresh this report for a detailed comparison.
Contenders
DeepL Translate
★4.7 (405.5K)DeepL SE
⚡High-velocity release cadence and superior AI-driven translation quality represent a significant threat to traditional static dictionary apps.
Utilizes advanced neural machine translation models that consistently outperform traditional dictionary lookup for complex sentence structures.
Maintains a rapid innovation cycle with 21 releases in the last six months, dwarfing the target's update frequency.
Peers
Features an iconic, highly polished user interface that includes daily word games and integrated audio pronunciations.
Leverages a massive, authoritative database that provides a more comprehensive reference experience than niche language tools.
Supports real-time camera translation and voice-to-voice conversation modes that make static dictionary apps feel obsolete.
Provides seamless cross-platform synchronization and offline language packs that are essential for mobile-first language learners.
Includes a comprehensive thesaurus and word-of-the-day features that drive daily user engagement beyond simple lookups.
Offers a more robust ad-supported free tier that lowers the barrier to entry compared to paid dictionary apps.
Provides deep encyclopedic context and multi-language articles that go far beyond the scope of a standard dictionary.
Operates as a non-profit, ad-free platform that prioritizes user accessibility and information integrity over monetization.
New Kids on the Block
Logos: Deep Bible Study
★4.9 (163.8K)Faithlife Corporation
⚡Demonstrates high engagement in the specialized reference niche with frequent updates and a dedicated user base.
Focuses on deep-dive scholarly research tools that provide a specialized alternative to general-purpose language dictionaries.
Integrates complex cross-referencing capabilities that cater to power users requiring more than simple word definitions.
Bible App - Read & Study Daily
★4.8 (312.9K)Gospel Technologies LLC
⚡Shows strong retention mechanics through daily study features, signaling a shift toward habit-forming reference apps.
Combines reference material with daily reading plans to build long-term user retention and habit formation.
Offers a highly personalized study environment that allows users to annotate and organize reference content effectively.
The outtake for Collins Latin Dictionary
Strengths to defend, gaps to attack
Core Strengths
- Authoritative content library functions as a reliable reference standard
- Offline mode provides utility in environments without connectivity
- Custom favorites folders increase user-defined study investment
Critical Frictions
- Aggressive review prompts create churn risk
- Lack of conjugation tables limits academic utility
- Automatic translation direction resets disrupt study sessions
Growth Levers
- Integrate audio pronunciation to address user requests
- Expand grammatical tables to capture serious academic students
- Implement study-streak mechanics to improve retention
Market Threats
- Neural machine translation outperforms static dictionary lookups
- Free, ad-supported competitors lower the barrier to entry
- Low update cadence vs. high-velocity rivals
What are the next best moves?
Remove blocking review prompts because user sentiment flags them as abusive → improve retention
Aggressive review prompts are the #1 complaint theme in sentiment analysis.
Trade-off: Pause the UI-theme refresh sprint — user retention has 3x the impact of aesthetic updates.
Ship conjugation and declension tables because academic users cite their absence as a primary limitation → increase paid conversion
Lack of grammatical depth is the top barrier for serious academic students.
Trade-off: Deprioritize the camera-search refinement — grammatical depth is a higher-value feature for the core academic segment.
A counter-intuitive read
The app's biggest risk is not its static dictionary format, but the aggressive review prompts that actively destroy the brand equity of an otherwise authoritative reference tool.
Feature Gaps vs Competitors
- Audio pronunciation (available in Merriam-Webster but missing here)
- Contextual usage examples (available in Reverso but missing here)
Key Takeaways
The app provides reliable, authoritative Latin reference, but its failure to provide grammatical depth and its intrusive review prompts alienate the academic core, so the PM should prioritize grammatical table expansion to defend against neural-translation rivals.
Where Is It Heading?
Mixed Signals
The reference market is consolidating around neural-translation tools that offer contextual examples, leaving static dictionary apps exposed. Collins Latin Dictionary must transition from a static word-list to a comprehensive study tool to prevent further erosion of its academic user base.
Aggressive review prompts in the latest version create churn pressure, which compounds the rating drag already visible on Android.
The addition of Tap to Translate on Android shows active feature investment, which expands utility beyond the primary dictionary interface.