Polinu vs Relang
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Polinu
Master new languages by reading ePub books you love. Get instant word translations, detailed grammatical analysis, and build vocabulary with smart flashcards and spaced repetition. Track your progress with in-depth analytics.
- Read ePub books in multiple languages
- Instant word translations and contextual meaning
- Verb conjugations and noun declensions
- Part-of-speech analysis
- Personalized flashcard decks
- Spaced-repetition algorithm
- Memory strength tracking
Read full descriptionHide full description
Polinu - Immersive Language Learning Through Reading Master any language by reading books you love. Upload ePub files in multiple languages and transform reading into powerful vocabulary acquisition. RICH LINGUISTIC ANALYSIS: - Instant word translations with contextual meaning - Complete verb conjugations and noun declensions - Part-of-speech analysis and grammatical insights - Highlight words while reading for deeper understanding SMART VOCABULARY BUILDING: - Add highlighted words to personalized flashcard decks - Advanced spaced-repetition algorithm optimizes retention - Track memory strength distribution across your vocabulary - Study words in context, not isolation DETAILED ANALYTICS: - Memory strength visualization and progress tracking - Part-of-speech breakdown (verbs, nouns, adjectives, other) - Study time analytics and session insights - Total reading time and engagement metrics Perfect for language learners who want to expand vocabulary through authentic content rather than artificial exercises. By subscribing, you agree to our Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ and Privacy Policy: https://polinu.co/privacy
Relang
Read full descriptionHide full description
Build real vocabulary faster with relang. Choose your native and target language from 20 supported languages, explore 40+ practical topics (travel, work, food, emotions, small talk, and more), and train every word until mastery. Use 5 interactive training modes: Memory, Quiz, Reverse, Lego, and Writing. Add your own words with smart search, save translations to your personal dictionary, listen to pronunciation audio, and track learning progress by word and category. Stay consistent with quick sessions, mistake-focused practice, and a clean flow: search → save → train → review. Privacy Policy: https://v-bogucharov.github.io/PrivacyPolicy/ Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is iOS requirement: Relang at 18.0 against Polinu's 26.0. 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
Both are free to download. Polinu sells 2 in-app purchases, starting at $6.99 per month and Relang sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
Polinu ships an update weekly, Relang every 4 days. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.
| Parameter | Polinu | Relang |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Weekly | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 26.0 | 18.0 — better |
| Further details — not scored | ||
| Size | 87 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Adam Gerber | Vladislav Bogucharov |
In-app purchases
Polinu
- Monthly$6.991 Month
- Yearly3 Days trial$49.991 Year
Relang
- Full access for one month$2.991 Month








