Fluo vs Chido Guey
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fluo
Master Chinese vocabulary with AI-powered sentences and spaced repetition. Learn words that matter to you through personalized reviews and interactive exercises. Get instant explanations and track your progress to build lasting language skills.
- AI-generated personalized sentences
- Spaced repetition for memory retention
- Topic-based vocabulary learning
- Active and passive recall modes
- Instant grammar and usage explanations
- Translate and learn from any text
- Progress tracking and daily goals
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The fastest way to build a Chinese vocabulary that actually lasts! Fluo combines spaced repetition — the most effective memory technique ever studied — with AI-generated sentences tailored to your exact level. No flashcard grinding. No generic lessons. Every word you learn stays learned, because every review is timed perfectly and every sentence is built just for you. Adaptive learning Every sentence adapts to where you are right now. Words you know appear alongside words you're learning, so you're always challenged but never overwhelmed. As you improve, your sentences evolve with you — and you can listen to native audio for every single one. Learn what you actually care about Pick your topic — food, travel, business, health, or anything you type in — and practice sentences built around the vocabulary that matters to you. No more memorizing words you'll never use. Every word tracked, nothing left to chance Tap any word to see how well you remember it. Fluo tracks your recall for every single word and schedules reviews at the optimal time. Words you struggle with come back sooner. Words you know well get spaced out. You just practice — the system handles the rest. Test yourself in both directions See Chinese and recall the meaning. See English and produce the Chinese. Fluo's active and passive recall modes push you from recognition to real production — the difference between understanding a menu and ordering from it. A tutor on every sentence Curious why a word is used a certain way? Wondering about grammar? Tap "Ask" on any sentence and get a clear, detailed explanation. It's like having a Chinese tutor available 24/7. Translate anything, learn from everything Paste any Chinese or English text into the translator and instantly see a word-by-word breakdown — color-coded by how well you know each word. Turn real-world Chinese into a learning opportunity. Stay on track Set daily goals, build a streak, and watch your vocabulary grow. Fluo keeps you consistent with clear progress tracking so you always know exactly where you stand. Built for learners who want results. Download Fluo and watch your vocab grow! Privacy policy: https://fluolearning.com/privacy Terms of service: https://fluolearning.com/terms Support: https://fluolearning.com/support
Chido Guey
Learn practical, conversational Mexican Spanish for daily life in Mexico City. Master vocabulary, phrases, and pronunciation through topic-based lessons, real-life scenarios, and engaging games. Practice offline and sync progress across devices.
- Topic-based lessons
- Real-life CDMX scenarios
- Vocabulary games
- Pronunciation practice
- Spaced repetition review
- Offline functionality
- Cross-device sync
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Chido Guey teaches practical, conversational Mexican Spanish for daily life in CDMX. No textbook Castilian. Just the real vocabulary, phrases, and pronunciation you need to navigate the city like a local. LESSONS Topic-based lessons covering survival basics, food and drink, getting around, work, nightlife, and more. Each lesson walks you through vocabulary with flashcards, multiple choice, listening exercises, fill-in-the-blank, and speak-and-compare practice. SCENARIOS Hundreds of real-life CDMX scenarios. Ordering at a taqueria. Navigating the metro. Handling trámites at a government office. Each scenario teaches you exactly what to say. GAMES Hangman, Word Search, Word Relations, and Tongue Twisters - four games that reinforce your vocabulary through play. Earn XP, unlock new categories, and challenge yourself with timed speed rounds. EXERCISES Pronunciation practice with tongue twisters, hard-to-say words, CDMX slang, and more. Self-rated sessions that let you practice at your own pace. SPACED REPETITION Built-in review system powered by FSRS, the same algorithm behind modern flashcard apps. Words you miss come back sooner. Words you know fade into longer intervals. Your review queue builds automatically as you learn. WORKS OFFLINE Every lesson, scenario, and exercise ships with the app. No internet required. Practice on the metro, in a park, or anywhere without wifi. SYNCS ACROSS DEVICES Sign in with Apple to sync your progress between iPhone, iPad, and Mac. Pick up right where you left off. FEATURES - Topic-based lessons with 5-phase exercise sessions - Real-life CDMX scenarios across dozens of categories - 4 vocabulary games with XP and level progression - Pronunciation exercises with self-rating - Spaced repetition review queue - Adjustable audio speed (slow, normal, fast) - Daily challenges and streak tracking - Multiple themes including dark mode - Fully offline. No account required.
Screenshots
Verdict
The clearest difference is in-app purchases: Chido Guey at none against Fluo's 2. Fluo's advantage is iOS requirement (15.1 vs 18.0). On price, rating, ratings volume and update cadence 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. Fluo sells 2 in-app purchases, starting at $9.99 per month. Chido Guey asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Fluo against 5.0 for Chido Guey. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
Fluo ships an update every 4 days, Chido Guey every 3 days. The most recent releases landed on October 14, 2026 and October 3, 2026 respectively.
| Parameter | Fluo | Chido Guey |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (1 ratings) |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 4 days | Every 3 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 18.0 |
| Further details — not scored | ||
| Size | 54 MB | 11 MB |
| Age rating | 12+ | 9+ |
| Developer | Fluo Inc | Chase Jepson |
Customer experience
Fluo
Chido Guey
In-app purchases
Fluo
- Fluo Premium Monthly Subscription7 Days trial$9.991 Month
- Fluo Premium Annual Subscription7 Days trial$59.991 Year
Chido Guey
No in-app purchases









