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66
BU Score
Solid

Language Reactor - Sounter

4.8 ✍️ Editor
✍️ BU Analytics Review

Language Reactor - Sounter is an iOS app from David Galarza in the News category, currently rated 4.8★ across 3,145 ratings. Initial signal reads as mixed reviews — supporters praise core features while critics cite stability/value gaps.

Our BU Score puts it at 66Solid (established niche player). For a News app, that means established niche player.

Track changes month-over-month in the Performance section below — live snapshot history and revenue forecast included.

creator

📊 Performance Tracking LIVE

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Reviews
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💰 Forecast Revenue / mo

MODEL
Revenue forecast computed from BU's 234 trigger model on each snapshot. Calibrated against ground-truth from 58 verified-revenue apps.
🔬Forecast Breakdown — Why This Estimate?Top 6 of 6 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
Excellent rating (4.8★)METRIC
+$2,200
bugsREVIEW
−$1,800
Low install base (3,145 ratings)METRIC
+$1,500
Established app (6y old)METRIC
+$800
Ad-supported / freemiumMETRIC
+$600
Single-language (English only)METRIC
−$400
METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)

📈 Reviews Growth

LIVE
Cumulative review count from first BU snapshot. Each point = a tracked update.
💚Sentiment Over Time↑ green = positive · ↓ red = negative
Jul 24
Sep 24
Mar 25
Apr 25
May 25
Jul 25
Aug 25
Sep 25
Nov 25
Dec 25
Feb 26
Mar 26

⭐ Rating Trend

LIVE
Average rating evolution. Updates with each new review batch.

🗓️ Snapshot Timeline

HISTORY
Each bar shows a tracked update and the metric delta from the previous snapshot.
App Specs
🔐 Own this app? Claim & verify MRR →
💾 118 MB🔞 9+📱 iOS 13.0+🔖 v2.8.4🔄 updated 5mo ago🌐 EN📂 News💰 Free🚀 Launched 2020 (6y old)

📝 About this app

Discover Sounter, the ultimate spanish learning app that transforms how you learn languages through the power of music. Whether you are diving into italian language learning, mastering german language learning, exploring a french learning app experience or ready to learn portuguese, Sounter makes every lesson feel like your favorite playlist. It's like language reactor but with music.

WHY SOUNTER
Experience a new way to learn languages that adapts to your taste and your pace. Sounter leverages your favorite songs to teach vocabulary, pronunciation and cultural context—all without traditional drills or textbooks. You won’t just memorize words; you’ll sing them, repeat them and internalize them naturally.

KEY FEATURES
• Personalized music-based course: turn any song into an interactive lesson
• Extensive multilingual catalog: Spanish, French, German, Italian, Portuguese and more
• Real-time lyric exercises: complete lyrics while listening and get instant feedback
• Offline learning mode: download videos and lyrics to practice anywhere
• Adaptive difficulty: lessons adjust to your level, from beginner to advanced
• Vocabulary builder: tap on any word to see definitions, examples and pronunciation
• Progress tracking: monitor your streaks, mastered words and completed songs

UNIQUE BENEFITS
• Engage with authentic content: learn from real music instead of artificial examples
• Boost retention: scientific evidence shows music enhances memory and recall
• Learn faster: songs stick in your mind, so you acquire new vocabulary in minutes
• Stay motivated: combining entertainment and education keeps you coming back
• Cultural immersion: discover the nuances and slang of native speakers
• Holistic skills: practice listening, reading, speaking and writing in one session

HOW IT SOLVES YOUR PROBLEM
Traditional apps can feel repetitive, disconnected or boring. Sounter solves this by embedding learning directly into songs you love. Say goodbye to rote flashcards and hello to immersive sessions that feel more like entertainment than study. You’ll notice progress in comprehension, pronunciation and confidence as you engage with meaningful, enjoyable content.

SUPPORTED LANGUAGES
• Spanish learning app: comprehensive courses for Latin America and European Spanish
• French learning app: rich catalogue of chansons and pop hits for every learner
• Italian language learning: immerse yourself in Italian hits, from classics to modern tracks
• German language learning: extensive library of German-language songs to build fluency
• Learn Portuguese: Brazilian and European playlists curated for learners

WHY LEARN WITH MUSIC
Music is proven to activate memory centers more effectively than traditional methods. When lyrics loop in your mind, you absorb grammar structures and vocabulary subconsciously. Sounter combines cognitive science and user-friendly technology to help you speak and understand new languages faster and more naturally than ever before.

WHAT USERS LOVE
• Effortless onboarding: start learning in seconds with no configuration
• Seamless integration: link your favorite playlists or explore curated collections
• Community-driven recommendations: discover trending songs that other learners enjoy
• No hidden fees: access core content for free and upgrade anytime for premium features

GET STARTED TODAY
Ready to transform your language journey? Download Sounter now and join millions of learners who have unlocked new skills by singing along to their favorite tracks. Whether you’re seeking a top-tier spanish learning app, pursuing italian language learning goals, or exploring multiple languages at once, Sounter delivers an engaging, effective and fun experience. Embrace a smarter way to learn languages—your next favorite song is waiting.

🆕 What's New · v2.8.4

New curated playlists for Portuguese, Spanish, French & more—discover top hits proven to boost your learning
Enhanced lyric engine for faster, more accurate exercises
Offline mode improvements—download lessons instantly & study anywhere
Performance optimizations & bug fixes for a smoother experience
Join millions unlocking fluency through music—update now to start your next lesson!

Profile & Insights

Everything we know — and don't — about this app and its company.

Identification

App name
Language Reactor - Sounter
Developer
David Galarza
Bundle ID
com.sounter.sounter
App Store URL
Open in App Store
Category
News
Content rating
9+
Languages
EN

Company

Website
sounter.com
Tagline
Learn languages ​​with the power of music
Description
Sounter provide apps and a online website to learn languages for free and faster using your favorite songs as a language course. Each one of our lessons are based on science. Learn French, Spanish, English, Turkish, Polish, Portuguese for free.
Founded
Not found
HQ / Address
Not found
Employees
Not found
Logo
OG image

Revenue

Verified revenue / mo
Not found
AI revenue estimate / mo
Not found
AI annual estimate
Not found
ML model estimate / mo
$760/mo
Top-grossing rank
Outside top 100 in US News
All-time revenue
Not found
Pricing
Not found

Founder

Name
Not found
X / Twitter
Not found
LinkedIn
Not found
GitHub
Not found
X followers
Not found
Public statements
Not found

Funding

Total raised
Not found
Last round
Not found
Investors
Not found
Crunchbase
Not found
AngelList
Not found

Press & Links

Articles found
Not found
Listed on
Not found
Blog
https://sounter.com/blog
Press / News
Not found

Contacts & Socials

Socials
Not found
Email
Not found
Phone
Not found
Contact page
https://sounter.com/contact
About page
https://sounter.com/about-us
📈Ratings growth3,145 ratings+314400% lifetimeShow 3-year history estimate ▾May 2021Jul 2024May 2026
Tracked (52 weeks) Pre-tracking estimate (36 weeks) · model-based, ±5% noise · anchored to release date and current value
🌍Geographic ReachNot ranked
This app is currently outside the top 100 grossing in all 9 countries we monitor (US, UK, DE, FR, JP, CA, AU, BR, IN). Niche or new apps often launch this way — popularity rankings appear once daily revenue clears the regional threshold.
Profile is built from iTunes Lookup + developer site scrape + ML revenue model. Empty fields show "Not found" — additional sources (Crunchbase, X, IndieHackers, Acquire.com) coming.
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