Moon+ Reader Pro
77
Quality Score
Strong
✍️ Bumetric analysis
“
Moon+ Reader Pro is an Android app from Moon+ in the Books & Reference category, currently rated 4.2★ across 106,472 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 77: Strong (healthy traction). For a Books & Reference 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
$34.9K
per month
→
12-mo forecast
$36.1K – $75.6K
per month
→
24-mo forecast
$44.7K – $134.1K
per month
MID 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
5 snapshots on record
Rating
4.2
Reviews
106,472 reviews
Forecast Revenue / mo
$34.9K
Snapshots tracked
5
since May 2026
ONE-TIME · BUILD
💰 Estimated build cost
$170K
↳ What it cost to build · not monthly revenue
Likely range $130K – $230K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Pays back in ~5 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 |
| ⚙ Books & Reference complexity ×0.95 | $-2525 |
| 🌐 Cross-platform reach (iOS + Android) | +$26K |
| ⚙ 15.7y maintenance × ~1-person team | +$94K |
Total estimate
$170K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$600K
↳ What it would sell for · not monthly revenue
Marketplace range $475K – $800K · 18× 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 |
| 📅 15.7y proven track record | +20% |
| 🏷 Books & Reference category multiple | -2% |
| ⭐ Mature user base (100K+ ratings) | +5% |
Final multiple
18× MRR
👥 Estimated audience size
8.2M
Lifetime downloads (US-equivalent)
Monthly active
160K
Daily active
32K
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
| 📲 Books & Reference engagement | ~110 installs / rating |
| 📅 15.7y of rating accumulation | -30% |
| 🔁 Books & Reference D30 retention | 10% |
| 📍 DAU / MAU stickiness | 0.20 |
DAU / MAU
20% sticky
🛠 Estimated tech stack
🤖
Native Android (Kotlin)
High confidence · 80%
Also possible
Flutter
Heuristic guess from app bundle size, category, store description signals, and release-date stack era. Bumetric does not disassemble binaries — for binary-level certainty you would need an SDK intelligence tool or the manifest itself. Reasoning chain on the right. Full ruleset on /methodology.
Signals we read
| 🏷 Category context | Books & Reference |
| 📦 Compact Android bundle | → Native Kotlin |
💀 Maintenance status
Active
15%
Last shipped 2026-07-22 · 67 days ago
0 · Active
50 · At risk
100 · Abandoned
Heuristic risk score from time-since-last-update + ratings velocity proxy + Editor's Choice / curated featuring signals. Calibrated against 2024-2025 app-store ranking decay reports. Not a guarantee — a quiet app with a healthy codebase looks the same as an abandoned one until something breaks. Full math on /methodology.
Risk signals
| 📅 67 days since last update | Healthy release cadence |
Verdict
Active
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$34.9K/mo · ML-estimated from 234 triggers
Growth rate
+4.0% MoM · MID tier baseline (compound monthly)
6 months
$33.1K – $55.2K
12 months
$36.1K – $75.6K
24 months
$44.7K – $134K
Compound growth at +4.0% MoM (tier baseline for MID). Range widens with horizon — typical noise band ±25% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Below median · 48/100MID TIERunderperforming peersRevenue Strength
4.5
Product Quality
8.4
Market Position
0.0
Growth Velocity
5.0
Defensibility
6.0
Operational Safety
10.0
Founder Strength
3.6
Monetization Maturity
1.0
- 💰 Revenue: Modest — $24K - $52K/mo · MID tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.2★ across 106,472 reviews — strong (top 10%).
- 📍 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 = $627K-$1.1M.
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:
| High install base (106,472 ratings)METRIC | +$12,000 | |
| Paid app ($11.99)METRIC | +$2,800 | |
| bugsREVIEW | −$1,800 | |
| 5 starREVIEW | +$1,800 | |
| cancelledREVIEW | −$1,500 | |
| excellent appREVIEW | +$1,500 | |
| Mature app (15y old)METRIC | +$1,500 | |
| highly recommendREVIEW | +$1,400 | |
| slowREVIEW | −$1,200 | |
| Good rating (4.2★)METRIC | +$800 |
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.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Moon+ Reader Pro
- Developer
- Moon+
- Bundle ID
- com.flyersoft.moonreaderp
- App Store URL
- Open in App Store
- Category
- Books & Reference
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- moondownload.com
- Tagline
- Not found
- Description
- Not found
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Not found
Revenue
- Reported revenue signal / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- Model estimate / mo
- $34.9K/mo
- Top-grossing rank
- Not found
- 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.
🚀Update Frequency · Releases per Quarter3 releases tracked
🚀Version Release Timeline3 releases tracked
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
****************
1,000,000+ downloads, The #1 Paid EBook Reader in Google Play, 30-Day Money Back Guarantee!
****************
All-in-one ebook documents management and better designed book reader with powerful controls & full functions, supports EPUB, PDF, DJVU, AZW3, MOBI, FB2, PRC, CHM, CBZ, CBR, UMD, DOCX, ODT, RTF, TXT, HTML, MHT/MHTML, MD(MarkDown), WEBP, RAR, ZIP or OPDS formats.
☀Unleash the Power of Pro:
✔ Ad-free, faster & smoother
✔ Shake the phone to speak (Text-to-speech, TTS engine support)
✔ PDF multiple annotations support, fast & speech compatible… View full description on the official store →
1,000,000+ downloads, The #1 Paid EBook Reader in Google Play, 30-Day Money Back Guarantee!
****************
All-in-one ebook documents management and better designed book reader with powerful controls & full functions, supports EPUB, PDF, DJVU, AZW3, MOBI, FB2, PRC, CHM, CBZ, CBR, UMD, DOCX, ODT, RTF, TXT, HTML, MHT/MHTML, MD(MarkDown), WEBP, RAR, ZIP or OPDS formats.
☀Unleash the Power of Pro:
✔ Ad-free, faster & smoother
✔ Shake the phone to speak (Text-to-speech, TTS engine support)
✔ PDF multiple annotations support, fast & speech compatible… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →🔖 v10.7🔄 updated 2mo ago📂 Books & Reference💰 Free🚀 Launched 2010 (15y old)
📅
What Worked™ · Development Pipeline
4 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 →
2026-07
🔧
Shipped update — v10.6 → v10.7
→ 30 days after: reviews +67 high confidence
2026-07
📸
Replaced 1 store screenshot
→ 30 days after: reviews +67 high confidence
2026-05
🔧
Shipped update — v10.5 → v10.6
→ 30 days after: reviews +67 high confidence
2026-05
🚀
First tracked snapshot — initial data captured
→ 30 days after: reviews +67 high confidence
📸
Store Page History
1 SCREENSHOT CHANGEEvery time a developer swaps a store screenshot we archive both versions. Compare side-by-side to see what messaging / visuals changed.
iPhone screenshots
Slot 1
2 ver.
2 ver.
2026-05-10
2026-07-13
🧪
Tech & Domain Intel — moondownload.com
- Tech stack
- Google Workspace
Derived from public RDAP + DNS TXT records (no scraping, no login).
🔔
Track this app’s revenue
FREEGet an email when revenue moves by your threshold. No spam, unsubscribe in one click.
📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for Moon+ Reader Pro: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
More by Moon+
View all →📦 Portfolio summaryINDIE studio
2apps·$39K/mocombined
⚠ Concentrated — top app contributes 87% of combined revenue (single-app dependency)
About this analysis
Why high confidence: 106,472 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
10 answers · auto-generated from this app's public dataHow much does Moon+ Reader Pro make per month?▴
Based on our ML-calibrated revenue forecast, Moon+ Reader Pro earns approximately $34K/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.
Is Moon+ Reader Pro profitable?▴
With estimated build cost $170K and monthly revenue $34K, Moon+ Reader Pro looks profitable — pays back its estimated build cost in roughly 5 months at the current run-rate. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
How many users does Moon+ Reader Pro have?▴
Estimated audience: ~8.2M lifetime downloads, ~160K monthly active users, and ~32K daily active users. Derived from ratings count × category installs-per-rating × age decay. US-storefront-equivalent — global audience can be 5-10× larger for internationally-distributed apps.
What apps are like Moon+ Reader Pro?▴
Browse the full Books & Reference 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.
What is Moon+ Reader Pro built with?▴
Our heuristic places Moon+ Reader Pro on the Native Android (Kotlin) stack (High confidence, 80%). Signals: app bundle size, category context, store-description markers, release-date era. We don't disassemble binaries. Alternative possibilities: Flutter.
Is Moon+ Reader Pro still actively maintained?▴
Maintenance status: Active (15% abandonment risk). Last shipped version was 2 months ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
How much would Moon+ Reader Pro sell for?▴
Estimated acquisition value: $600K (marketplace range $475K – $800K). Calculated as 18× monthly revenue using the standard multiple for the detected monetization model + adjustments for age, rating quality and category demand. Calibrated against 2024-2026 Flippa / Acquire.com / MicroAcquire closed-deal medians.
When was Moon+ Reader Pro last updated?▴
Moon+ Reader Pro last shipped a new version on 2026-07-22 — 2 months ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes Moon+ Reader Pro?▴
Moon+ Reader Pro is published by Moon+ on the Google Play 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 Moon+ Reader Pro's BU Score?▴
Moon+ Reader Pro has a BU Score of 77/100 (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.