Epub Leser -lesen epub,chm,txt
76
Quality Score
Strong
Epub Leser -lesen epub,chm,txt
High confidence
✍️ bumetric analysis
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Epub Leser -lesen epub,chm,txt is an iOS app from 俊杰 阮 in the Food & Drink category, currently rated 4.5★ across 10,653 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 76: Strong (healthy traction). For a Food & Drink app, that means healthy traction. The full BU Investment Matrix below scores 8 dimensions including monetisation, growth, and operational risk.
Track changes month-over-month in the Performance section below: live snapshot history and revenue forecast included.
💰 Monthly revenue · now vs forecast
● Right now
$2.2M
per month
→
12-mo forecast
$2.3M – $3.6M
per month
→
24-mo forecast
$2.8M – $5.2M
per month
BIG tier
💡 Grow this revenue
Free AI audit of this app’s store listing
- Title & subtitle keyword fit
- Description hook & conversion structure
- Screenshots, ratings, reviews strategy
Typical impact: +2-5× organic installs
📊 Performance Tracking LIVE
Loading…
Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
ONE-TIME · BUILD
💰 Estimated build cost
$65K
↳ What it cost to build · not monthly revenue
Likely range $50K – $90K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Pays back in ~4 months at current MRR
Synthetic estimate. Inputs: category complexity, file size, screen count, monetization layer, platform reach, age × team-size proxy. Calibrated against 2024-2026 indie-agency rate surveys. Full math + source list on /methodology.
Where the money goes
| 🧱 MVP baseline (design + 1-store ship) | +$28K |
| 📱 5 unique screens × $4.5K | +$22K |
| 📦 Asset bundle (66 MB) | +$6K |
| ⚙ Food & Drink complexity ×1.10 | +$5K |
Total estimate
$65K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$225K
↳ What it would sell for · not monthly revenue
Marketplace range $175K – $300K · 16× MRR multiple
💸
~3.5× return on build cost
Synthetic estimate. Multiple band derived from ad-supported + age, rating quality, category demand, and user-base maturity. Calibrated against 2024-2026 indie-app-marketplace closed-deal medians. Full math + comparable deal list on /methodology.
How the multiple was built
| 📺 Ad-supported base | 15× MRR |
| ⭐ ★ rating ≥ 4.4 (solid) | +8% |
Final multiple
16× MRR
👥 Estimated audience size
1.1M
Lifetime downloads (US-equivalent)
Monthly active
145K
Daily active
29K
Synthetic estimate from ratings × category benchmarks. Calibrated against 2024-2026 mobile-attribution retention + DAU/MAU reports. Numbers are US-storefront-equivalent — true global audience can be 5-10× larger for international apps. Full math + source list on /methodology.
How we sized it
| 📲 Food & Drink engagement | ~100 installs / rating |
| 🔁 Food & Drink D30 retention | 14% |
| 📍 DAU / MAU stickiness | 0.20 |
DAU / MAU
20% sticky
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$2.2M/mo · ML-estimated from 234 triggers
Growth rate
+2.5% MoM · BIG tier baseline (compound monthly)
6 months
$2.2M – $2.9M
12 months
$2.3M – $3.6M
24 months
$2.8M – $5.2M
Compound growth at +2.5% MoM (tier baseline for BIG). Range widens with horizon — typical noise band ±15% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Mixed signals · 57/100BIG TIERcompetitive but cautiousGrowth Velocity
5.0
Founder Strength
6.3
Product Quality
9.1
Revenue Strength
6.3
Monetization Maturity
1.0
Defensibility
5.7
Market Position
2.0
Operational Safety
10.0
- 💰 Revenue: Healthy — $880K - $4840K/mo · BIG tier · medium-low confidence, trajectory unclear.
- ⭐ Quality: 4.54★ across 10,653 reviews — exceptional (top 1% in category).
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: Insufficient signal to assess trajectory.
- ⚠️ Risk: Low — no material risk signals detected.
🎯 For competitors: Mixed picture. Worth competing if you have a clear UX or pricing edge — otherwise crowded segment.
💵 For acquirers: Estimated asking range 18-32× monthly = $39.6M-$70.4M.
Composite of 8 dimensions computed deterministically from public signals — no LLM, every score traces back to a measurable input. Default weights shown; "compete" / "acquire" / "invest" lenses re-weight without re-fetching.
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 10 of 10 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Mid install base (10,653 ratings)METRIC | +$5,500 | |
| Excellent rating (4.5★)METRIC | +$2,200 | |
| 5 starREVIEW | +$1,800 | |
| excellent appREVIEW | +$1,500 | |
| Mature app (8y old)METRIC | +$1,500 | |
| Multilingual (33 languages)METRIC | +$1,500 | |
| highly recommendREVIEW | +$1,400 | |
| slowREVIEW | −$1,200 | |
| annoying adsREVIEW | −$1,100 | |
| Ad-supported / freemiumMETRIC | +$600 |
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.
🆕 What's New · v2.8
Fixed a bug where opening large EPUB files caused a white screen and loss of reading progress.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Epub Leser -lesen epub,chm,txt
- Developer
- 俊杰 阮
- Bundle ID
- com.verycoolapp.epubreader
- App Store URL
- Open in App Store
- Category
- Food & Drink
- Content rating
- 4+
- Languages
- AR, CA, HR, CS, DA, NL, EN, FI, FR, DE, EL, HE, HI, HU, ID, IT, JA, KO, MS, NB, PL, PT, RO, RU, ZH, SK, ES, SV, TH, ZH, TR, UK, VI
Company
- Website
- Not found
- Tagline
- Not found
- Description
- Not found
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Not found
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- ML model estimate / mo
- $14.5K/mo
- Top-grossing rank
- Outside top 100 in US Food & Drink
- All-time revenue
- Not found
- Pricing
- Not found
Founder
Founder data not yet collected for this app.
Funding
Funding data not yet collected for this app.
Press & Links
Press & Links data not yet collected for this app.
Contacts & Socials
Contacts & Socials data not yet collected for this app.
📈Ratings growth10,653 ratings+42% lifetimeShow 3-year history estimate ▾
Tracked (57 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.
📝 About this app
Epub Reader, providing a smooth ebook reading experience.
Support viewing CHM, EPUB, TXT, PDF, RTF. Support to open the compressed package format ZIP, RAR, 7Zip, GZIP, TAR, CBZ, CBR.
Key Functions:
- Show the Table of Contents
- Take notes
- Add bookmarks
- Add files using the desktop web browser or iTunes file share
- Customizable font size
#Permanent professional version:
* Make a one-time purchase and resume purchases anytime, anywhere.
#Annual professional version:
* Annual auto-renewable subscription, automatic renewal upon expiration.… View full description on the official store →
Support viewing CHM, EPUB, TXT, PDF, RTF. Support to open the compressed package format ZIP, RAR, 7Zip, GZIP, TAR, CBZ, CBR.
Key Functions:
- Show the Table of Contents
- Take notes
- Add bookmarks
- Add files using the desktop web browser or iTunes file share
- Customizable font size
#Permanent professional version:
* Make a one-time purchase and resume purchases anytime, anywhere.
#Annual professional version:
* Annual auto-renewable subscription, automatic renewal upon expiration.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 66 MB🔞 4+📱 iOS 15.0+🔖 v2.8🔄 updated 0d ago🌐 AR, CA, HR, CS, DA +28📂 Food & Drink💰 Paid
📅
What Worked™ · Development Pipeline
14 EVENTS TRACKEDDetected changes in this app over its tracked lifetime — each event links cause (what changed) to effect (what moved). Sorted newest first.See full history →Version history →
2026-05
⭐
Rating ↑ 2.94 → 4.54 (improved 1.60★)
2026-05
📈
Crossed 500 ratings — social-proof flywheel kicking in
2026-03
⭐
Rating ↓ 4.40 → 2.94 (dropped 1.46★)
2026-03
⭐
Rating ↑ 2.93 → 4.40 (improved 1.47★)
2026-03
📈
Crossed 500 ratings — social-proof flywheel kicking in
2024-01
📈
Crossed 100 ratings — social-proof flywheel kicking in
2022-08
📈
Crossed 50 ratings — social-proof flywheel kicking in
2020-03
📈
Crossed 10 ratings — social-proof flywheel kicking in
2019-10
⭐
Rating ↑ 2.33 → 2.71 (improved 0.38★)
2019-07
⭐
Rating ↑ 2.00 → 2.60 (improved 0.60★)
2019-06
⭐
Rating ↓ 2.33 → 2.00 (dropped 0.33★)
2018-10
⭐
Rating ↓ 3.00 → 2.33 (dropped 0.67★)
2018-09
⭐
Rating ↑ 1.00 → 3.00 (improved 2.00★)
2018-02
🚀
First tracked snapshot — initial data captured
🔎
ASO Keyword Positions
BEST RANK #10Ranked for 1 App Store search query in our last keyword sweep. Lower position = closer to the top.
pdf reader·#10🇺🇸
Last sweep: 2026-05-19 · iTunes Search API
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 4.45601★ | 682 | 4.45601★ this version |
| 🇧🇷 BR | 4.75779★ | 10,458 | 4.75779★ this version |
| 🇨🇦 CA | 4.46136★ | 1,825 | 4.46136★ this version |
| 🇩🇪 DE | 4.35921★ | 721 | 4.35921★ this version |
| 🇫🇷 FR | 4.4866★ | 2,314 | 4.4866★ this version |
| 🇬🇧 GB | 4.47377★ | 1,640 | 4.47377★ this version |
| 🇮🇳 IN | 4.57003★ | 1,949 | 4.57003★ this version |
| 🇯🇵 JP | 3.91398★ | 930 | 3.91398★ this version |
| 🇺🇸 US | 4.53692★ | 10,767 | 4.53692★ this version |
🔔
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for Epub Leser -lesen epub,chm,txt: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
More by 俊杰 阮
View all →📦 Portfolio summaryINDIE studio
4apps·$39K/mocombined
✓ Diversified — top app contributes 37%; risk spread across portfolio
About this analysis
Why high confidence: 10,653 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
4 answers · auto-generated from this app's public dataHow much does Epub Leser -lesen epub,chm,txt make per month?▴
Based on our ML-calibrated revenue forecast, Epub Leser -lesen epub,chm,txt earns approximately $14K/mo. This is a US-storefront-equivalent estimate; global revenue can be several times larger for internationally-distributed apps. See the methodology page for the full formula and confidence bands.
What apps are like Epub Leser -lesen epub,chm,txt?▴
Browse the full Food & Drink category catalog to find similar apps with revenue, build cost, audience and tech stack data. Each /p/{slug} page also shows a Compare side-by-side widget with three peer apps from the same niche.
Who makes Epub Leser -lesen epub,chm,txt?▴
Epub Leser -lesen epub,chm,txt is published by 俊杰 阮 on the Apple App Store. See the full publisher portfolio (other apps by the same developer) via the More by developer block on the product page above.
What is Epub Leser -lesen epub,chm,txt's BU Score?▴
Epub Leser -lesen epub,chm,txt has a BU Score of 76/100 (Strong). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.