66
Quality Score
Solid
씀 : 일상적 글쓰기
Medium confidence
✍️ bumetric analysis
“
씀 : 일상적 글쓰기 is an Android app from 10B Inc. in the Social category, currently rated 4.6★ across 9,988 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Quality Score is 66: Solid (established niche player). For a Social 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
$919
per month
→
12-mo forecast
$804 – $2898
per month
→
24-mo forecast
$745 – $6704
per month
INDIE 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
$220K
↳ What it cost to build · not monthly revenue
Likely range $165K – $295K
$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 |
| 💎In-app purchase plumbing | +$9K |
| ⚙Social complexity ×1.70 | +$41K |
| 🌐Cross-platform reach (iOS + Android) | +$55K |
| ⚙10.5y maintenance × ~1-person team | +$62K |
Total estimate$220K
ONE-TIME · EXIT VALUE💵 Estimated acquisition value
$35K
↳ What it would sell for · not monthly revenue
Marketplace range $25K – $45K · 38× MRR multiple
💸~0.2× build cost (under-water)
Synthetic estimate. Multiple band derived from iap / freemium model + 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
| 💎IAP / freemium model base | 28× MRR |
| 📅10.5y proven track record | +20% |
| ⭐★ rating ≥ 4.4 (solid) | +8% |
| 🏷Social category multiple | +5% |
Final multiple38× MRR
👥 Estimated audience size
625K
Lifetime downloads (US-equivalent)
Monthly active
76K
Daily active
42K
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
| 📲Social engagement | ~90 installs / rating |
| 📅10.5y of rating accumulation | -30% |
| 🔁Social D30 retention | 25% |
| 📍DAU / MAU stickiness | 0.55 |
DAU / MAU55% 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 | Social |
| 📦Compact Android bundle | → Native Kotlin |
🔬
How we forecast this revenue
LOW CONFIDENCEBaseline
$919/mo · ML-estimated from 234 triggers
Growth rate
+6.0% MoM · INDIE tier baseline (compound monthly)
Direction
Headwinds: low defensibility moat
6 months
$783 – $1.8K
12 months
$804 – $2.9K
24 months
$745 – $6.7K
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 signalGrowth Velocity
5.0
Founder Strength
4.0
Product Quality
5.8
Revenue Strength
3.0
Monetization Maturity
1.0
Defensibility
2.0
Market Position
0.0
Operational Safety
8.0
- 💰 Revenue: Marginal — $367 - $2299/mo · INDIE tier · medium confidence, trajectory unclear.
- ⭐ Quality: 3.2★ across 8,429 reviews — below category median.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: Insufficient signal to assess trajectory.
- ⚠️ Risk: Moderate — 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 = $16K-$29K.
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 4 of 4 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Excellent rating (4.6★)METRIC | +$2,200 | |
| Low install base (9,988 ratings)METRIC | +$1,500 | |
| Mature app (10y old)METRIC | +$1,500 | |
| 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.
App Specs
🔐 Own this app? Claim & verify MRR →🔖 vVaries with device📂 Social💰 Free💎 IAP $2.49 - $18.99 per item🚀 Launched 2015 (10y old)
📝 About this app
“There are a lot of great ideas out there, and we can all write about them.”
A space where you can freely express your thoughts and feelings through writing.
Poetry, novels, essays, thoughts, travel, parenting, diaries... Anything is fine.
Feel free to tell your story here.
[New writing every day]
We deliver new writing inspiration every morning and 7pm.
Starting with words like “speech,” “summer,” “longing,” and “love,” feel free to write down any thoughts that come to mind.
[Read together, write together]… View full description on the official store →
A space where you can freely express your thoughts and feelings through writing.
Poetry, novels, essays, thoughts, travel, parenting, diaries... Anything is fine.
Feel free to tell your story here.
[New writing every day]
We deliver new writing inspiration every morning and 7pm.
Starting with words like “speech,” “summer,” “longing,” and “love,” feel free to write down any thoughts that come to mind.
[Read together, write together]… View full description on the official store →
🔔
Track this app’s revenue
FREEGet an email when revenue moves by your threshold. No spam, unsubscribe in one click.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- 씀 : 일상적 글쓰기
- Developer
- 10B Inc.
- Bundle ID
- com.projectm.ezbrother.ssm
- App Store URL
- Open in App Store
- Category
- Social
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- ssm-app.com
- 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
- $920/mo
- Top-grossing rank
- Not found
- All-time revenue
- Not found
- Pricing
- $2.49 - $18.99 per item
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 growth9,988 ratings+32% lifetimeShow 3-year history estimate ▾
Tracked (1 weeks) Pre-tracking estimate (36 weeks) · model-based, ±5% noise · anchored to release date and current value
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.
Full revenue analysis
Read the article-style breakdown for 씀 : 일상적 글쓰기: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
About this analysis
Why medium confidence: 9,988 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
8 answers · auto-generated from this app's public dataHow much does 씀 make per month?▴
Based on our ML-calibrated revenue forecast, 씀 earns approximately $919/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 씀 profitable?▴
With estimated build cost $220K and monthly revenue $919, 씀 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 씀 have?▴
Estimated audience: ~625K lifetime downloads, ~76K monthly active users, and ~42K 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 씀?▴
Browse the full Social 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 씀 built with?▴
Our heuristic places 씀 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.
How much would 씀 sell for?▴
Estimated acquisition value: $35K (marketplace range $25K – $45K). Calculated as 38× 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.
Who makes 씀?▴
씀 is published by 10B Inc. 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 씀's BU Score?▴
씀 has a BU Score of 66/100 (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.