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Raise Audiobook Player

50
Quality Score
Solid

Raise Audiobook Player

by Yuzhong Huang
Medium confidence
3.9 Google Play rating
✍️ Bumetric analysis
“

Raise Audiobook Player is an Android app from Yuzhong Huang in the Books & Reference category, currently rated 3.9★ across 217 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.

Quality Score is 50: Solid (established niche player). For a Books & Reference app, that means established niche player. 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
$500
per month
→
12-mo forecast
$437 – $1575
per month
→
24-mo forecast
$405 – $3644
per month
INDIE tier
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📊 Performance Tracking LIVE

1 snapshots on record
idle
0%
Rating
3.9
Reviews
217 reviews
Forecast Revenue / mo
$500
Snapshots tracked
1
since Jun 2026
ONE-TIME · BUILD 💰 Estimated build cost
$125K
↳ What it cost to build · not monthly revenue
Likely range $95K – $170K
$25K · MVP floor $100K · indie scale $500K+ · studio build
📈 Slow ROI — current MRR is well below build cost

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
⚙ 8.8y maintenance × ~1-person team +$52K
Total estimate $125K
ONE-TIME · EXIT VALUE 💵 Estimated acquisition value
$5K
↳ What it would sell for · not monthly revenue
Marketplace range $5K – $10K · 15× MRR multiple
💸 ~0.0× build cost (under-water)

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
📅 8.8y proven track record +20%
⭐ ★ rating 3.5-4.0 (mixed) -8%
🏷 Books & Reference category multiple -2%
⭐ Small user base (<1K ratings) -8%
Final multiple 15× MRR
👥 Estimated audience size
16K
Lifetime downloads (US-equivalent)
Monthly active
970
Daily active
190

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
📅 8.8y 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
Likely abandoned
95%
Last shipped 2022-08-03 · 1531 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
📅 4y+ since last update Likely abandoned
👥 Small user base (217 ratings) + 8.8y old +10% (solo-project pattern)
Verdict Likely abandoned
🔬

How we forecast this revenue

LOW CONFIDENCE
Baseline
$500/mo · ML-estimated from 234 triggers
Growth rate
+6.0% MoM · INDIE tier baseline (compound monthly)
6 months
$426 – $993
12 months
$437 – $1.6K
24 months
$405 – $3.6K
Compound growth at +6.0% MoM (tier baseline for INDIE). Range widens with horizon — typical noise band ±40% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊

BU Investment Matrix

Pre-traction · 36/100INDIE TIERlimited signal
RevenueQualityMarketGrowthMoatSafetyFounderMonetiz.
Revenue Strength
2.7
Product Quality
5.4
Market Position
0.0
Growth Velocity
5.0
Defensibility
4.2
Operational Safety
7.0
Founder Strength
3.5
Monetization Maturity
1.0
  • 💰 Revenue: Marginal — $200 - $1250/mo · INDIE tier · medium confidence, trajectory unclear.
  • ⭐ Quality: 3.85★ across 217 reviews — below category median.
  • 📍 Market: Not yet charting in any of the 9 monitored markets.
  • 📈 Growth: ⚠ last update 1531d ago — possibly dormant.
  • ⚠️ Risk: Moderate — dormant (1531d since update).
🎯 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 = $9K-$16K.
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

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:
5 starREVIEW
+$1,800
Mature app (8y old)METRIC
+$1,500
highly recommendREVIEW
+$1,400
ad freeREVIEW
+$1,300
Ad-supported / freemiumMETRIC
+$600
Early-stage install base (217 ratings)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.

⭐ Rating Trend

LIVE
Average 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
Raise Audiobook Player
Developer
Yuzhong Huang
Bundle ID
com.saturnringstation.raiseaudiobookplayer
App Store URL
Open in App Store
Category
Books & Reference
Content rating
Not found
Languages
Not found

Company

Website
saturnringstation.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
$500/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.
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

Raise Audiobook Player is a free & ad free full feature audiobook player. It can play almost all format out there.

* If you have any issues with the app, please contact me at tomhdotcom@gmail.com. I will most likely be able to help.


Features List

Playback:
- Speed Control
- Equalizer (EQ)
- Sleep Timer
- App Widget
- Android Auto/Wear
- Using two progress bars to finely adjust position for long audio track.
- Long tabbing to quick set on buttons.
- EQ buttons for quickly switching between different settings.

Library:
- Night Mode… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →
🔖 v1.10.9.4🔄 updated 4y ago📂 Books & Reference💰 Free🚀 Launched 2018 (8y old)
🔔

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📝 Description

95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for Raise Audiobook Player: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
Read deep-dive →

Similar apps in Books & Reference

About this analysis
ZCAnalyzed by Zakhar Chumak · founder, Bumetric·Full methodology·Medium confidence

Why medium confidence: 217 ratings · no founder-verified revenue (model estimate only).

❓ Frequently Asked Questions

10 answers · auto-generated from this app's public data
How much does Raise Audiobook Player make per month?▴
Based on our ML-calibrated revenue forecast, Raise Audiobook Player earns approximately $500/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 Raise Audiobook Player profitable?▴
With estimated build cost $125K and monthly revenue $500, Raise Audiobook Player looks well below break-even — current monthly revenue is much smaller than the estimated build cost. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
How many users does Raise Audiobook Player have?▴
Estimated audience: ~16K lifetime downloads, ~970 monthly active users, and ~190 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 Raise Audiobook Player?▴
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 Raise Audiobook Player built with?▴
Our heuristic places Raise Audiobook Player 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 Raise Audiobook Player still actively maintained?▴
Maintenance status: Likely abandoned (95% abandonment risk). Last shipped version was 4+ years ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
How much would Raise Audiobook Player sell for?▴
Estimated acquisition value: $5.0K (marketplace range $5.0K – $10K). Calculated as 15× 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 Raise Audiobook Player last updated?▴
Raise Audiobook Player last shipped a new version on 2022-08-03 — more than 4 year(s) ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes Raise Audiobook Player?▴
Raise Audiobook Player is published by Yuzhong Huang 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 Raise Audiobook Player's BU Score?▴
Raise Audiobook Player has a BU Score of 50/100 (Solid). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.