Idioms and Slang Dictionary is a reference utility for English language learners, offering definitions, historical origins, and usage examples for slang and idioms on iOS and Android.
The App DNA
What makes this app unique?
The app removes the cognitive friction of searching for nuanced, non-literal English phrases by centralizing authoritative definitions that are otherwise scattered across multiple academic sources.
For English language learners and curious users seeking authoritative definitions, historical context, and usage examples for idioms and slang.
What does it look like?
Key features
Access to over 61,000 terms including idioms, slang, and phrasal verbs from publishers like McGraw-Hill.
Access vocabulary definitions without needing a constant internet connection.
13,000+ audio clips for American and British English speakers.
How much does it cost?
The app operates as a free, ad-supported utility that relies on high-volume traffic to support the broader Farlex dictionary network.
Velocity
Maintenance developmentopaqueperformanceShow more...
The app exhibits a maintenance-level cadence, with only two releases identified over the last nine months. The latest release arrived 17 days ago, while the iOS platform has not seen an update in 280 days. Development appears focused on minor stability and maintenance tasks rather than new feature delivery. Given the long gaps between updates, the development momentum is currently stagnant.
Who built it?
Farlex
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What do users think recently?
Review voice lately leans thrilled. Users appreciate the comprehensive dictionary of idioms and slang terms provides a reliable reference for english learners and offline functionality allows users to access vocabulary definitions without needing a constant internet connection, but report dark brown text on a black background creates poor contrast and makes reading difficult.
How are ratings & reviews evolving?
What users say, by theme
- The comprehensive dictionary of idioms and slang terms provides a reliable reference for English learners
- Offline functionality allows users to access vocabulary definitions without needing a constant internet connection
- Low subscription pricing makes the educational content accessible to a wide range of English learners
- Dark brown text on a black background creates poor contrast and makes reading difficult
50 of 50 recent reviews analyzed · high confidence · Thrilled overall
Read the full review analysisUnlock 2 more frustration themes and 3 user requests, each backed by review evidence.
Access the full report for freeCompetition
Competitive landscape for Idioms and Slang Dictionary
How's the Reference market?
Idioms and Slang Dictionary holds the #71 spot in the Books & Reference category on the US chart. Its free, no-subscription model provides a competitive advantage in accessibility compared to premium-gated reference tools.
Read the market outlookThe rivals identified
Unlock the deeper market read.
Access the full report for freeThe Analyst's Read
Key takeaways for Idioms and Slang Dictionary
Where is it heading?
The reference utility market is consolidating around apps that offer either extreme speed or AI-driven personalization. Idioms and Slang Dictionary remains advantaged by its content depth, but its current technical debt in UI contrast and performance leaves it exposed to faster, more modern competitors.
- Sluggish navigation and poor UI contrast in the latest version erode the daily habit, which compounds the rating drag already visible on Android.
- The authoritative, offline-capable database remains a strong retention lever for English learners, ensuring the app stays relevant despite the lack of frequent feature updates.
The SWOT
- Authoritative 61,000-term database from McGraw-Hill functions as a content-based barrier to entry.
- Offline-first architecture ensures consistent utility in low-connectivity environments.
- Audio playback for example sentences would address the top user request.
- AI-driven personalization would bridge the gap to modern language-learning platforms.
Next best moves
Audit UI contrast and navigation performance because user complaints flag these as top churn risks → improve daily active habit
+ 1 more prioritized moveThe counter-intuitive read
The app's maintenance-mode status is a strength: by avoiding feature bloat…
Read the full takeSince the last report: The application remains in a maintenance-mode state with no functional changes to features or pricing. The primary shift is a more explicit articulation of the competitive risks posed by UI performance and the lack of AI-driven personalization.
Bottom line
Authoritative content remains the core value, but interface performance and contrast issues currently limit long-term retention. Addressing these technical friction points would stabilize the user base while the developer evaluates AI-driven personalization to compete with emerging language-learning platforms.
Unlock 2 critical frictions, 1 market threat, 1 more prioritized move and the analyst’s take.
Access the full report for freeFAQ
Is Idioms and Slang Dictionary free to use?
Does this app work without an internet connection?
How does this app compare to other dictionary apps?
Is the app suitable for non-native English speakers?
Sources
Report last updated