A.I.Lingo vs PromptFluent
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
A.I.Lingo
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Unlock the Power of Fluent Speech with A.I.Lingo! Aimed at learners from B1 level and above, A.I.Lingo revolutionizes the way you enhance your spoken language skills in English, German, Italian, and Spanish. It's not just an app; it's your personal assistant and best friend, always ready for a chat to help you conquer speaking anxiety and master fluent conversation. Why A.I.Lingo Stands Out: Photorealistic Avatar Conversations: Our advanced AI avatars offer a realistic and engaging speaking experience. They're your supportive friends, guiding you through live conversations and helping you practice in a comfortable, anxiety-free environment. Ease of Use: A.I.Lingo is incredibly user-friendly. It's designed to be your go-to speaking partner that's easy to interact with, making language practice a seamless part of your daily routine. Tailored to Intermediate and Advanced Learners: If you understand the grammar but hesitate to speak, A.I.Lingo is your perfect companion. It focuses on enhancing your spoken language abilities, bridging the gap between knowledge and confident speech. Suggestion and Translation Features: With helpful suggestions and on-the-spot translations, A.I.Lingo ensures you're never at a loss for words, enriching your learning experience and building your confidence. Variable Conversation Speed: Adjust the speaking pace to suit your comfort level. Whether you're a fast learner or need more time to process, A.I.Lingo adapts to your needs. Combat Speaking Anxiety: Designed specifically to address speaking anxiety, A.I.Lingo offers a judgement-free zone for you to practice, make mistakes, and improve without fear. Diverse and Realistic Scenarios: From casual conversations to formal discussions, A.I.Lingo covers a wide range of real-life scenarios, making your practice sessions both practical and enjoyable. Instant Feedback for Rapid Progress: Get immediate feedback on your grammar and usage, helping you refine your speaking skills quickly and effectively. Why Choose A.I.Lingo? A.I.Lingo is more than just an app; it's a friend who's always available for a conversation. It understands the challenges of speaking a new language and is dedicated to helping you overcome them with confidence and ease. Download A.I.Lingo now, and start your journey to becoming a confident, fluent speaker in your chosen languages!
PromptFluent
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PromptFluent is the app that teaches you the language of AI. Master prompt engineering, technical vocabulary, and professional communication for ChatGPT, Claude, Copilot, and beyond. Works for English, Spanish, and Portuguese (Brazilian) speakers. THREE NATIVE LANGUAGE MODES Choose your language on first launch: - English speakers: 40 AI-focused lessons on prompt engineering and technical communication - Spanish speakers: 80 bilingual lessons combining English learning with AI terminology - Portuguese speakers: 80 bilingual lessons combining English learning with AI terminology THREE LEARNING MODES STUDY - Work through structured lessons across 16 units covering four proficiency levels (Starter to Architect). Each lesson includes teaching content, vocabulary, grammar, dialogues with AI, and a quiz. Browse our encyclopedia of 560+ tech terms across 15 categories, study with flashcards, master English grammar with 24 tech-focused lessons, and explore 60 copy-ready prompt templates. Discover 10 AI use cases, a glossary of 20 AI tools, 24 reading comprehension passages, and 16 dev culture notes. PRACTICE - Build real skills with 10 practice modules: AI Chat Practice (100+ responses in an offline chat simulator), Daily Drills with streak tracking, AI Conversations (dialogues + AI response comprehension), Listening Hub (audio comprehension + dictation), Prompt Workshop (write and score your own prompts + prompt scramble), Error Drill (spot and fix common mistakes), Real-World Scenarios (24 workplace writing exercises), Email & Message Templates (20 templates), Verb Hub (conjugation + tense contrast + phrasal verbs), and Spaced Repetition Review Hub. PLAY - 6 comprehension-focused games: Prompt Builder (branching tech scenarios), Prompt Debugger (40 challenges to fix bad prompts), Context Guesser (48 challenges to infer meaning), Response Ranker (32 challenges to judge AI output quality), Translation Shootout (translate under pressure), and Daily Challenges. STRUCTURED LESSONS Progress through a curriculum designed for AI communication: - Starter (Lessons 1-20): First contact with AI, basic tech vocabulary, simple prompt patterns, reading AI output - Practitioner (Lessons 21-40): Coding vocabulary, describing code to AI, technical documentation, intermediate prompt engineering - Builder (Lessons 41-60): Complex prompt structures, working with coding agents, technical English grammar, professional communication - Architect (Lessons 61-80): Advanced prompt engineering, system design communication, AI agent orchestration, mastery Each lesson features five interactive sections: Teach, Vocabulary, Grammar, Dialogue, and Quiz. Score 60% or higher to unlock the next lesson. SMART LEARNING TOOLS - Spaced Repetition System (SRS) using the SM-2 algorithm - Offline AI Chat Simulator with 100+ pattern-matched responses - 50 English verb conjugation tables for technical verbs - 60 prompt templates organized by task type - 24 reading comprehension passages from real tech docs - Progress dashboard with skill radar, weekly goals, and universal bookmarks - Text-to-speech for all English content - Dark mode support GAMIFICATION - 20-level XP progression system (Newbie to Supreme) - 8 achievement badges to unlock - Daily challenges with XP rewards - Streak tracking for consistent habits Works 100% offline. No account required. All data stays on your device.
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Verdict
The clearest difference is update cadence: A.I.Lingo at monthly against PromptFluent's every 5 months. A.I.Lingo also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
A.I.Lingo ships an update monthly, PromptFluent every 5 months. The most recent releases landed on September 24, 2026 and October 1, 2026 respectively.
| Parameter | A.I.Lingo | PromptFluent |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly โ better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 โ better | 15.0 |
| Further details โ not scored | ||
| Size | 83 MB | 37 MB |
| Age rating | 12+ | 4+ |
| Developer | AILingo Inc. | Floyd Piedad |
In-app purchases
A.I.Lingo
No in-app purchases
PromptFluent
No in-app purchases









