Lingvist vs Book Summary
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Lingvist
This app uses AI and scientific methods to teach vocabulary efficiently for faster language acquisition. It offers personalized learning plans, speech recognition, and spaced repetition to help users remember words long-term. Learn 16 languages with a focus on practical, high-frequency vocabulary.
- AI-powered vocabulary learning
- Spaced repetition for long-term memory
- Speech recognition for pronunciation
- Learn grammar in context
- Personalized learning plans
- Customizable vocabulary lists
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Lingvist is the language learning app built by scientists and language experts that teaches vocabulary better than anyone else in the world. The depth of our AI-powered courses combined with the latest research in machine learning gets you using a language with high proficiency, fast. GET LEVEL PLACED FOR FREE - TRY LINGVIST LEARN 16 LANGUAGES: English, Spanish, German, French, Swedish, Danish, Dutch, Italian, Brazilian Portuguese, Norwegian, Latin American Spanish, Estonian, Polish, Japanese, Korean and Russian. ===== WHY LINGVIST? FOLLOW CONVERSATIONS QUICKLY Learn the vocabulary that appears most often in a language first, allowing you to accelerate your learning. READ, WRITE, SPEAK, AND LISTEN Perfect your pronunciation using sophisticated speech recognition technology or type your answers. Every sentence has audio to ensure you hone your listening skills. FOR SERIOUS LEARNERS Your learning efficiency is our focus. Enjoy a clean UI with no advertising, no unnecessary clicks, and no distractions. REMEMBER A LANGUAGE FOREVER Using scientifically proven spaced repetition methodology, the vocabulary gets fixed in your long-term memory over time. LEARN GRAMMAR IN CONTEXT OR AS A FOCUS Acquire grammar passively like a native with our bite-sized sentences, or practice conjugating French verbs in our French course. SPECIALIST VOCABULARY FOR YOU Submit your own words, images, or text and Lingvist will automatically gather vocabulary related to the theme for you to learn. Whether it’s Harry Potter in German or Spanish colors, you can learn the words most important to you. Our AI works intelligently to provide appropriate context for vocabulary. MOTIVATIONAL STATISTICS Packed with data on your learning progress, you’ll be able to chart your path to success. A MUST-HAVE TOOL IN YOUR BAG Do you live in your target country, use a tutor or language school, or even read books, listen to podcasts, or watch content in your target language? Lingvist works best when used in parallel with other learning methods. It’s the difference between passing your test or acing it. Lingvist is the perfect complement to learn faster and boost your vocabulary. LEARN BY DOING Getting it wrong is one of the fastest ways to learn, and your brain will start to remember very quickly. PERSONALIZED SETTINGS Every learner is different. Personalize your learning to suit you, with various settings allowing you to learn with extra slow speech, strict diacritics, and even grammar tables. PERSONALIZED LEARNING PLAN We'll serve you new words that are most relevant to you. As we measure your memory curves, we ask you to repeat words at the optimal time – just before you forget them. This way, you'll always know what to learn next. LANGUAGE LEARNING MADE EASY Whether you are planning on spending this summer in Italy and need to learn Italian, or your next adventure is taking up a course in Germany and you need an app to learn German, or you're heading to Korea and you need to learn Korean, we have you covered. Our language learning techniques will help you to get fluent in over 16 languages. ===== SUBSCRIPTION You will need a subscription in order to get access to the full learning materials for all languages we offer. Each subscription will be automatically renewed unless auto-renew is turned off at least 24 hours before the end of the current payment period. When a subscription is canceled, access to the app's courses and features will expire at the end of the current payment period. Visit our blog to get tips, tricks, and interesting facts on how to learn languages: ▸▸ Lingvist blog: https://lingvist.com/blog/ Follow us to get interesting facts on how to learn languages: ▸▸ Facebook: https://www.facebook.com/theLingvist ▸▸ Instagram: instagram.com/thelingvist/ ▸▸ Twitter: https://twitter.com/lingvist ▸▸ LinkedIn: https://www.linkedin.com/company/lingvist Privacy Policy: https://lingvist.com/privacy-policy/ Terms of Use: https://lingvist.com/tos/
Book Summary
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Discover the premier platform for bibliophiles and polyglots: Introducing Nine Language – your gateway to a universe of erudition, linguistic variety, and boundless intellectual engagement. - Comprehensive Synopses of 10,000+ Works: Expand Your Intellect. Delve into an extensive repository of over ten thousand synopses, ranging from the canon of classic literature to the latest thought-provoking reads. Engage in deep, meaningful exchanges with an international community of avid readers. - Mindmap offers advanced mind mapping features for complex project planning and brainstorming. It includes unlimited map creation, sophisticated templates, and diverse customization options, ideal for business, educational, or personal use. - Multilingual Support for 9+ Languages: Embrace Global Narratives. Traverse linguistic frontiers with our robust multilingual support, encompassing English, German, French, Italian, Portuguese, Spanish, Russian, Chinese, Japanese, and Korean. Whether immersing yourself in familiar tongues or embracing linguistic diversity, your story awaits. - Bilingual Display Feature: Elevate Your Linguistic Proficiency. Transform your literary journey with our bilingual display feature, designed to enrich your dual-language proficiency. Savor narratives in a dual linguistic context, enhancing your understanding and appreciation of each text. - Tailored Reading Challenges: Expand Your Reading Horizons. Choose from 7-day or 30-day reading challenges tailored to your pace and ambition. Embark on a literary quest that broadens your perspective and fosters a disciplined reading regimen. - Advanced Challenge for Professional Mastery: Specialize Your Expertise. Advance to the Professional Mastery challenge to delve into specialized subjects. Master your domain with an in-depth exploration of literature pertinent to your field. - Enhanced Note-Taking Functionality: Enrich Your Learning Experience. Elevate your reading with dynamic note-taking features. Document your insights, reflections, and learnings as you traverse through each narrative. - Cross-Platform Synchronization: Experience Literary Continuity. Our seamless web and app integration ensures you can transition effortlessly between devices. Maintain your reading flow, whether at home, in transit, or in the quiet of a library. Join the ranks of the global literati with Nine Language. Download today and unlock a realm of limitless knowledge, dialogue, and growth. Begin your odyssey in the world of books now. ***************************** Have a question? If you still can't find the information you need: Contact us: https://ninelanguage.com/contact or email at support@ninelanguage.com Privacy Policy: https://ninelanguage.com/privacy-policy Terms of use: https://ninelanguage.com/terms-of-use
Screenshots
Verdict
The clearest difference is update cadence: Book Summary at weekly against Lingvist's monthly. Book Summary also leads on iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support 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. Lingvist sells 10 in-app purchases, starting at $9.99 per month and Book Summary sells 2 in-app purchases, starting at $9.00 per month. Whichever you choose, the download price is not the number that matters.
Lingvist ships an update monthly, Book Summary weekly. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.
| Parameter | Lingvist | Book Summary |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (3.7K ratings) — better | — |
| Positive reviews | 59.3% of reviews | — |
| Number of ratings | 3.7K — better | — |
| Update frequency | Monthly | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 94 MB | 90 MB |
| Age rating | 9+ | 4+ |
| Developer | Lingvist Technologies OU | Phan Tai Phuong |
Bugs and requests
Lingvist
Reported bugs
4 issues- Progress reset issues
- Keyboard blocking UI elements
- Inconsistent audio playback
- Placement test bugs
Requested features
5 requests- Add more language options
- Improve grammar explanations
- Allow custom word lists
- Provide more context-based learning
- Add speech recognition practice
Book Summary
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Lingvist
- Learn languages: 1-month plan2 variants$9.991 Month
- Learn languages: 1-month plan7 Days trial$19.991 Month
- Learn languages: 1-month plan7 Days trial$49.991 Month
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- Learn languages: 1-month plan$49.991 Month
- Learn languages: 1-month plan3 Days trial$49.991 Month
- Learn languages: 12-month plan14 Days trial$55.991 Year
- Learn languages: 12-month plan14 Days trial2 variants$79.991 Year
- Learn languages: 12-month plan$79.991 Year
- Learn languages: 12-month plan7 Days trial$79.991 Year
- Learn languages: 12-month plan14 Days trial$199.991 Year
Book Summary
- Monthly Premium$9.001 Month
- Yearly Premium$59.001 Year









