36
BU Score
Emerging
DET - Duolingo English Test
✍️ BU Analytics Review
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DET - Duolingo English Test is an iOS app from Duolingo in the News category, currently rated 3.0★ across 16 ratings. Initial signal reads as mostly critical sentiment so far — users flag rough edges and unmet expectations.
Our BU Score puts it at 36 — Emerging (early traction worth watching). For a News app, that means early traction worth watching.
Track changes month-over-month in the Performance section below — live snapshot history and revenue forecast included.
📊 Performance Tracking LIVE
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Rating
—
Reviews
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Forecast Revenue / mo
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Snapshots tracked
0
since first record
Range:
💰 Forecast Revenue / mo
MODELRevenue 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 5 of 5 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Below-average rating (3.0★)METRIC | −$1,500 | |
| New app (5 months old)METRIC | −$700 | |
| Ad-supported / freemiumMETRIC | +$600 | |
| Single-language (English only)METRIC | −$400 | |
| Pre-traction phase (16 ratings)METRIC | −$300 |
METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)
📈 Reviews Growth
LIVECumulative review count from first BU snapshot. Each point = a tracked update.
⭐ Rating Trend
LIVEAverage rating evolution. Updates with each new review batch.
🗓️ Snapshot Timeline
HISTORYEach bar shows a tracked update and the metric delta from the previous snapshot.
App Specs
🔐 Own this app? Claim & verify MRR →💾 23 MB🔞 4+📱 iOS 16.0+🔖 v1.4.0🔄 updated 3mo ago🌐 EN📂 News💰 Paid🚀 Launched 2025 (0y old)
📝 About this app
The Duolingo English Test (DET) mobile app provides a stable, secure test setup experience. It does not replace the desktop app for taking the test itself.
Test takers will use the app to:
Submit their ID information
Scan their face and ID
Complete their room scan and ear scan
Set up their phone to record their computer
Test takers will use the app to:
Submit their ID information
Scan their face and ID
Complete their room scan and ear scan
Set up their phone to record their computer
🆕 What's New · v1.4.0
Performance Improvements and bugfixes
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- DET - Duolingo English Test
- Developer
- Duolingo
- Bundle ID
- com.duolingo.DetMobile
- App Store URL
- Open in App Store
- Category
- News
- Content rating
- 4+
- Languages
- EN
Company
- Website
- englishtest.duolingo.com
- Tagline
- Duolingo English Test
- Description
- The Duolingo English Test is a fast, affordable online English exam accepted by institutions worldwide. Take it anytime and get results in 2 days
- 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
- $86/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
- 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
- Not found
- Press / News
- Not found
Contacts & Socials
- Socials
- Not found
- Not found
- Phone
- Not found
- Contact page
- Not found
- About page
- Not found
📈Ratings growth16 ratings+167% lifetimeShow 3-year history estimate ▾
Tracked (3 weeks) Pre-tracking estimate (6 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.
