英语嘟嘟 vs Sky Lingo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
英语嘟嘟
This app uses AI-powered dialogue with virtual English teachers to help users improve their spoken English. It offers interactive scenarios, real-time feedback on pronunciation and grammar, and personalized learning reports.
- AI agent English teacher
- Live dialogue mode
- Pronunciation, grammar, and fluency analysis
- Multi-scene conversation practice
- Personalized study reports
- Interactive voice dialogue
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Bubble AI is an English speaking training platform based on large models. Through the live dialogue mode with the self-developed AI agent English teacher, students can significantly improve their oral English ability in a fun and efficient atmosphere. Combining years of research and development experience in the education technology industry, Bubble AI creatively integrates the successful practices in many fields, such as popular massive IP images, English grammar and sentence pattern teaching system, English upgrade reading engine, large language model, paternalistic accompany and adaptive deep learning system, into a set of "black technology of oral learning" with heuristic interest dialogue. Create a better English learning environment, once you speak English, you can't stop ", bid farewell to dumb English, bid farewell to high-priced private teaching, and explore the endless possibilities of language learning with technology and innovation. Product features: 1. AI Agent with both voice and emotion Make it easier for users to enter into immersive happy speaking exercises through familiar agent personas with full personality traits. There is no threshold, any dialogue of different difficulty, you can get help and guidance through recommended examples in real time with one click, and apply while learning. 2. Character topics Each agent has its own character topic, and users can have a free conversation with the character, or they can have a wonderful and interesting character topic conversation. 3. Multi-scene coverage We provide users with dozens of popular spoken language scenarios, covering everything from family life, daily activities, to holiday entertainment, ensuring that users learn fun and can be immediately used in real life. 4. Study guidance/report Each conversation is professionally analyzed, scoring and analyzing pronunciation, grammar and vocabulary, completeness and fluency, generating reports and giving suggestions for optimization. 5. Interactive revolution Experience the new human-computer interaction method brought by natural voice dialogue, "Everything Bubble", with agent+ multi-modal dialog box, instead of the traditional page click interaction to support conversational information collection, conversational experience and scriptwriting, and conversational topic selection. 6. Leading AI intelligent engine Through intelligent speech recognition technology, real-time speech assessment and error correction, and real-time assessment score, AI fully enables you to efficiently improve the efficiency of oral learning! Under the wave of AI era, we are committed to using artificial intelligence technology to create an interesting APP that conforms to the rules of personalized learning, and we also hope to walk with you who love learning. Welcome to the Bubble AI Gold Seed user community and witness the future of education in the AI era with us! Add customer service wechat and join Bubble AI learning group Customer service wechat: BubbleAPP
Sky Lingo
Practice speaking and master new languages with AI tutors available 24/7. Get instant feedback on pronunciation and grammar, and prepare for exams like IELTS through realistic conversation simulations. Millions are learning faster with personalized guidance.
- 24/7 AI speaking tutors
- Instant pronunciation feedback
- Real-life conversation scenarios
- IELTS test preparation
- Grammar correction
- Voice recognition technology
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Master any language with 24/7 AI tutors. Practice speaking, ace IELTS, and build confidence through real conversations. Join millions learning faster with personalized feedback. 24/7 Speaking Practice & Conversation • One-on-one AI tutors available anytime, anywhere • Instant feedback and pronunciation correction • Practice speaking without scheduling or high costs 200+ Real-Life Scenarios & Situations • Restaurant, travel, job interview simulations • Business meetings, shopping, social conversations • Immersive practice for natural fluency Complete IELTS Test Preparation • Real IELTS questions and speaking simulations • Full practice tests: listening, reading, writing, speaking • Exam strategies and confidence building Grammar Correction & Language Polish • Sentence-by-sentence error analysis • Native-level expression suggestions • Learn correct patterns and improve accuracy Pronunciation Analysis & Perfection • Word-by-word pronunciation feedback • Voice recognition technology • Perfect your accent and speaking clarity Supported Languages: English, Spanish, French, German, Italian, Portuguese, Chinese, Japanese, Korean, Russian, Arabic Why Choose Our App: Affordable alternative to expensive tutors Flexible learning that fits your schedule Proven results for exam success Used by students worldwide Download now and start speaking confidently in days, not years! Subscription details: 1. Your Apple ID account will be charged on the last day of your free trial. 2. Your subscription will automatically renew at the end of each billing period unless it is canceled at least 24 hours before the expiry date. 3. You can manage and cancel your subscriptions by going to your App Store account settings after purchase. 4. Any unused portion of a free trial period, if offered, will be forfeited when you purchase a subscription. 4. Privacy policy:https://www.skyai.tech/lingo/privacypolicy.html 5. Terms of use:https://www.skyai.tech/lingo/termsofuse.html
Screenshots
Verdict
The clearest difference is in-app purchases: 英语嘟嘟 at none against Sky Lingo's 4. 英语嘟嘟 also leads on rating (5.0 vs 4.8) and iOS requirement (13.0 vs 15.0). Sky Lingo's advantage is ratings volume (59 vs 1). On price, update cadence, ads 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. Sky Lingo sells 4 in-app purchases, starting at $14.99 per month. 英语嘟嘟 asks for nothing beyond the download.
英语嘟嘟 holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Sky Lingo has 59 ratings behind it against 1, so its average is the more settled of the two.
英语嘟嘟 ships an update every 2 weeks, Sky Lingo every 9 days. The most recent releases landed on September 10, 2026 and September 22, 2026 respectively.
| Parameter | 英语嘟嘟 | Sky Lingo |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 4.8 (59 ratings) |
| Positive reviews | — | 95.5% of reviews |
| Number of ratings | 1 | 59 — better |
| Update frequency | Every 2 weeks | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 215 MB | 123 MB |
| Age rating | 17+ | 4+ |
| Developer | 深模 | Xiamen Sky AI Tech Co., Ltd. |
Customer experience
英语嘟嘟
Sky Lingo
In-app purchases
英语嘟嘟
No in-app purchases
Sky Lingo
- Month$14.991 Month
- Quarter$24.993 Months
- Annual$39.991 Year
- 3-year VIPs$89.99









