Comparison

Language learning vs RAIO App

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Language learning

Create and manage your own personalized vocabulary dictionaries in over 40 languages. This app helps you learn faster and remember longer by organizing words by themes and tracking your progress.

Highlights
  • Personalized dictionary creation
  • Support for over 40 languages
  • Organize words by themes/categories
  • Track learning progress
  • Add definitions, translations, and examples
Features
Read full description

Leximio – Create your personal dictionary and master languages Learning a language is more than memorizing ready-made vocabulary lists. With Leximio, you take control of your learning by creating your own personalized dictionary in more than 40 languages. Whether you’re a student, traveler, professional, or language enthusiast, Leximio helps you learn faster, remember longer, and progress more effectively. Why choose Leximio? - Personalized: add the words and expressions that matter to you. - Multilingual: manage over 40 languages in one app. - Simple & fast: a clean interface designed for effortless learning. - Flexible: organize your words by themes, categories, or projects. - Always with you: keep your dictionary in your pocket. Key features - Create a personal dictionary for each language. - Add definitions, translations, and usage examples. - Sort and organize your words by categories. - Search and instantly find your entries. - Track your learning progress. Over 40 languages available English, Spanish, German, Italian, Portuguese, Dutch, Russian, Arabic, Chinese, Japanese, Korean, and many more! Leximio is the perfect tool to learn a foreign language at your own pace, whatever your level. Who is it for? - Students: build your digital vocabulary notebook and review easily. - Travelers: save essential words for your trips abroad. - Professionals: master the technical vocabulary of your field. - Language lovers: expand your personal lexicon every day. What makes Leximio different Unlike traditional dictionaries or vocabulary apps, Leximio doesn’t force you into predefined lists. You build your own vocabulary base, tailored to your goals, your learning style, and your daily life. Leximio – Learn languages your way. Create, memorize, progress. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://github.com/Vinestro89/Leximio-AppStore/blob/4960e7d8da37d64bb702585328dae44d26ffdab8/Privacy.md

About

RAIO App

This app uses spaced repetition technology and real-life sentences to help you learn grammar and vocabulary in context. It aims to improve retention, reduce translation in your head, and help you start thinking in the language you're learning.

Highlights
  • Spaced repetition technology
  • Sentence-based learning
  • Learn grammar and vocabulary in context
  • Reduce translation in your head
  • Think in the target language
  • Personalized progress reports
  • Gamification features
Features
Read full description

RAIO is a language learning mobile app that allows language learners to review sentences using the power of spaced repetition technology. With RAIO, learners can effortlessly learn grammar and vocabulary at the same time, without having to study complex grammar rules or do boring grammar drills. The app is designed to help learners stop forgetting and getting stuck in conversations having to translate in their as much as they would when learning with traditional method. The app’s sentence-based approach is another key feature that sets RAIO apart from traditional language learning methods. Rather than teaching using isolated vocabulary words or abstract grammar rules, RAIO uses real-life sentences that are commonly used in everyday conversations. This approach allows learners to acquire vocabulary and grammar in context, which enhances their understanding of the language and improves their ability to communicate effectively. Spaced repetition, the underlying technology of RAIO’s language learning app, is a technique used by professional language learners and polyglots to acquire languages faster and with less effort. This method of learning is based on the principle of spacing out the review of previously learned material to optimize long-term retention. By scheduling review sessions based on the user’s progress and difficulty level, RAIO’s spaced repetition technology allows learners to remember words and grammar structures better and for longer periods of time, leading to a faster and more effective language learning experience, regardless of which proficiency level they start with. Another benefit of using RAIO is that learners can slowly start to think in the language. By reviewing sentences in context and focusing on the meaning rather than the individual words or rules, learners can internalize the language and start to think in it. This improves their ability to communicate effectively and increases their fluency in the language. In summary, RAIO is an innovative mobile app that revolutionizes language learning with its spaced repetition technology and sentence-based approach. The app’s features, such as its review system, audio recordings, translations in multiple languages, personalized progress reports, and gamification features, enhance the learning experience and provide learners with motivation and a sense of accomplishment. By using RAIO, learners can effortlessly learn grammar and vocabulary, stop forgetting as much, stop getting stuck in conversations having to translate in their head as much, and slowly start to think in the language. Terms of Use: https://kaleanders.com/raio-app-terms

Screenshots

Language learning4 screens
RAIO App4 screens

Verdict

The call

The clearest difference is rating: Language learning at 5.0 against RAIO App's 2.7. RAIO App's advantage is ratings volume (42 vs 1) and iOS requirement (15.0 vs 17.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Language learning sells 5 in-app purchases, starting at $1.99 per month and RAIO App sells 2 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Language learning holds the better App Store score, 5.0 against 2.7. That said, the two scores are not equally well evidenced: RAIO App has 42 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Language learning ships an update every 2 months, RAIO App every 6 weeks. The most recent releases landed on July 24, 2026 and October 1, 2026 respectively.

Scorecard3 real differences · 7 level
Language learning versus RAIO App: the parameters behind the verdict, then further details
ParameterLanguage learningRAIO App
PriceFreeFree
Rating5.0 (1 ratings) — better2.7 (42 ratings)
Positive reviews—20.0% of reviews
Number of ratings142 — better
Update frequencyEvery 2 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.015.0 — better
Further details — not scored
Size11 MB88 MB
Age rating4+4+
DeveloperVincent DelmaestroKale Anders

Customer experience

Language learning

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

RAIO App

All ratings42 ratings
Positive40.5%
Neutral4.8%
Negative54.8%
Written reviews10 reviews
Positive20.0%
Neutral10.0%
Negative70.0%

In-app purchases

5 purchases

Language learning

Subscriptions2
  • Monthly3 Days trial$1.991 Month
  • Yearly7 Days trial$17.991 Year
One-time3
  • Unlimited vocabulary$0.99
  • Vocabulary export$0.99
  • Ultimate Pass$44.99
2 purchases

RAIO App

Subscriptions2
  • Monthly - Standard Plan1 Month trial$19.991 Month
  • Annual - SAVE 20%!1 Month trial$179.991 Year

Questions

Is Language learning free?
Language learning is free to download, with in-app purchases available.
Is RAIO App free?
RAIO App is free to download, with in-app purchases available.
Which has better reviews, Language learning or RAIO App?
Language learning is rated higher. Language learning averages 5.0 out of 5 from 1 ratings, while RAIO App averages 2.7 from 42 ratings.
Do Language learning or RAIO App have ads?
Neither Language learning nor RAIO App shows ads.
Which is updated more often, Language learning or RAIO App?
Language learning ships an update every 2 months, and RAIO App every 6 weeks. Most recently, Language learning was updated on July 24, 2026 and RAIO App on October 1, 2026.

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