Fluentbe vs Synthi AI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fluentbe
This app offers flexible English learning through live 1:1 lessons with teachers, small group classes, or an AI-powered self-study course. It caters to all ages and levels, providing personalized plans and progress tracking for gradual fluency improvement.
- 1:1 live lessons with teachers
- Small group classes
- AI-powered self-study course
- AI language assistant for speaking practice
- Personalized learning plans
- Progress tracking and statistics
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Online language school & app — choose your way to learn. Fluentbe is an online language school and language learning app that lets you choose the format that fits your goals and schedule: • 1:1 live lessons with a teacher • Small group classes • Smart Learning — a self-paced AI-powered course Learners of all ages — adults, teenagers and children — study with Fluentbe online, at their own pace. 1:1 Live Lessons with a Teacher Have real conversations with qualified teachers and native speakers. • Levels A0–C1 • General English & Business English • Flexible scheduling • 1,000+ professional teachers Every course is personalised to your level and objectives. This format is ideal if you want to speak fluently, improve communication skills and work on specific language objectives. Small Group Classes Learn regularly in small, interactive groups. • Collaborative speaking practice • Fixed schedule • Motivation and peer interaction Group learning supports consistency and helps you develop communication skills in real-life situations. Smart Learning — AI-Powered Self-Study Course Smart Learning is a structured language course based on short lessons and spaced repetition. The course includes: • Micro-lessons and dialogues • Practical vocabulary • Speaking and listening exercises • Built-in review system AI Teacher Kaia — Practice Speaking Anytime Kaia is your AI language assistant inside Smart Learning. She helps you: • Improve pronunciation and intonation • Correct mistakes in real time • Reinforce natural language patterns AI Kaia supports independent speaking practice whenever you need it. The Fluentbe Method The Fluentbe learning method combines: • Speaking-focused practice • Structured lesson design • Regular review cycles • Progress tracking The goal is gradual improvement in fluency and communication confidence. Available Languages in Smart Learning: English, German, Spanish, Italian, French and Polish. Student Space — Your Learning Hub In the app, you’ll find: • Your personal learning plan • Lessons and materials • Assignments and reviews • Progress statistics Everything in one place. How Fluentbe Works Choose your learning format. Follow a plan that works for you. Build fluency and confidence step by step. Fluentbe is an online language learning app for learners who want flexibility — individual lessons, small group classes or independent AI-supported learning. Start learning your way.
Synthi AI
This AI-powered language learning assistant offers personalized lessons and interactive exercises. Practice real-life scenarios, develop speaking skills with speech recognition, and track your progress. Learn languages efficiently and stress-free with a modern, convenient interface.
- Personalized learning approach
- Daily language scenarios
- Instant translations
- Speaking development with speech recognition
- Progress tracking and goal setting
- Interactive exercises
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Synthi AI is your modern, intelligent language learning assistant, created with efficiency, flexibility, and convenience in mind. With advanced artificial intelligence, you learn languages in a way tailored to your needs – quickly, effectively, and stress-free. Start with a free introductory quiz that adjusts the learning to your goals and level. Full access to all app features will be unlocked after activating the subscription. Features available with Synthi AI subscription: • Personalized approach – tailored exercises to your level and learning style • Daily language scenarios – practice in natural, real-life situations • Instant translations – learn words and phrases in context • Speaking development – interactive exercises with speech recognition • Modern interface – learn comfortably and enjoyably • Motivation for learning – track progress, goals, and achievements Synthi AI is more than just an app – it’s your personal language tutor, available 24/7. Learn when you want and the way you like. Download the Synthi AI app today and discover a new way of learning languages! Full access is available with a subscription for 1, 3, or 6 months, with a free trial period.
Screenshots
Verdict
The clearest difference is review sentiment: Fluentbe at 100% against Synthi AI's 20%. Fluentbe also leads on rating (5.0 vs 4.0) and ads (none vs shown). Synthi AI's advantage is update cadence (every 8 days vs every 4 months). On price, ratings volume, 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. Fluentbe sells 4 one-off in-app purchases and Synthi AI sells 8 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.
Fluentbe holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 100% of Fluentbe's written reviews are positive against 20% of Synthi AI's.
Fluentbe ships an update every 4 months, Synthi AI every 8 days. The most recent releases landed on July 28, 2026 and September 22, 2026 respectively.
| Parameter | Fluentbe | Synthi AI |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 4.0 (2 ratings) |
| Positive reviews | 100.0% of reviews — better | 20.0% of reviews |
| Number of ratings | 1 | 2 — better |
| Update frequency | Every 4 months | Every 8 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 5 MB | 86 MB |
| Age rating | 4+ | 4+ |
| Developer | Fluentbe | DreamAI Technologies |
Customer experience
Fluentbe
Synthi AI
In-app purchases
Fluentbe
- I want to try$39.99
- Group classes$69.99
- I will achieve my goal$99.99
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- Individual classes$99.99
Synthi AI
- SynthiAI Basic Promo$7.991 Month
- SynthiAI Basic$9.991 Month
- SynthiAI Pro$12.993 Months
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- SynthiAI Pro$29.993 Months
- SynthiAI Premium$29.996 Months
- SynthiAI Premium$34.996 Months
- SynthiAI Premium Promo Trial7 Days trial$34.996 Months
- SynthiAI Premium Trial7 Days trial$39.996 Months








