WBC Counter
41
Quality Score
Emerging
WBC Counter
Low confidence
✍️ bumetric analysis
“
WBC Counter is an iOS app from Kazuyoshi Sasaoka in the Education category, currently rated 3.8★ across 4 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 41: Emerging (early traction worth watching). For a Education app, that means early traction worth watching. 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
💡 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
$60K
↳ What it cost to build · not monthly revenue
Likely range $45K – $80K
$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 |
| ⚙ Education complexity ×1.20 | +$10K |
Total estimate
$60K
🔬
How we forecast this revenue
LOW CONFIDENCEBaseline
$500/mo · ML-estimated from 234 triggers
Growth rate
+6.0% MoM · INDIE tier baseline (compound monthly)
Direction
Headwinds: rating drift may slow acquisition
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 · 37/100INDIE TIERlimited signalGrowth Velocity
5.0
Founder Strength
3.2
Product Quality
3.0
Revenue Strength
2.7
Monetization Maturity
1.0
Defensibility
5.6
Market Position
2.0
Operational Safety
7.0
- 💰 Revenue: Marginal — $200 - $1250/mo · INDIE tier · medium confidence, trajectory unclear.
- ⭐ Quality: 3.8★ across 4 reviews — weak — significant quality concerns.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: ⚠ last update 854d ago — possibly dormant.
- ⚠️ Risk: Moderate — dormant (854d 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
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:
| Mature app (8y old)METRIC | +$1,500 | |
| Ad-supported / freemiumMETRIC | +$600 | |
| Single-language (English only)METRIC | −$400 | |
| Pre-traction phase (4 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.
🆕 What's New · v2.1.1
[2.1.1] Minor update; allow background playback of music when the sound setting is turned off
[2.1.0] Minor update; add Undo function + bug fix
[2.0.2] Mono bug fix
[2.0.1] Major update; Input, chart, output, archive + bug fix
[2.1.0] Minor update; add Undo function + bug fix
[2.0.2] Mono bug fix
[2.0.1] Major update; Input, chart, output, archive + bug fix
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- WBC Counter
- Developer
- Kazuyoshi Sasaoka
- Bundle ID
- Not found
- App Store URL
- Open in App Store
- Category
- Education
- Content rating
- 4+
- Languages
- EN
Company
- Website
- Not found
- Tagline
- Today
- Description
- Find apps and games for iPhone, iPad, Mac, and more on the App Store.
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Available
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
- 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.
📈Ratings growth4 ratings+300% lifetimeShow 3-year history estimate ▾
Tracked (7 weeks) Pre-tracking estimate (37 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
This application is WBC differential counter for daily clinical works in the animal hospital.
- Touch cell button
- Count up & count down mode
- A pop-up notification will appear when the total count reaches 100, 200, 500, and 1000
- Include or exclude nRBC in the total count
- Calculate the number form the proportion of cells.
Vibration and/or sound tell you counting while using microscopy.
You can choice vibration and/or sound.
If you notice any problem, please tell me.
- Touch cell button
- Count up & count down mode
- A pop-up notification will appear when the total count reaches 100, 200, 500, and 1000
- Include or exclude nRBC in the total count
- Calculate the number form the proportion of cells.
Vibration and/or sound tell you counting while using microscopy.
You can choice vibration and/or sound.
If you notice any problem, please tell me.
App Specs
🔐 Own this app? Claim & verify MRR →💾 49 MB🔞 4+📱 iOS 12.0+🔖 v2.1.1🔄 updated 0d ago🌐 EN📂 Education💰 Paid
📅
What Worked™ · Development Pipeline
6 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 →
2026-03
⭐
Rating ↑ 3.00 → 3.80 (improved 0.80★)
2025-05
⭐
Rating ↑ 2.50 → 3.00 (improved 0.50★)
2024-07
⭐
Rating ↑ 2.00 → 2.50 (improved 0.50★)
2024-01
⭐
Rating ↓ 2.50 → 2.00 (dropped 0.50★)
2024-01
⭐
Rating ↓ 4.00 → 2.50 (dropped 1.50★)
2021-02
🚀
First tracked snapshot — initial data captured
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 0★ | 0 | — |
| 🇧🇷 BR | 4.06452★ | 31 | 4.06452★ this version |
| 🇨🇦 CA | 4.66667★ | 3 | 4.66667★ this version |
| 🇩🇪 DE | 3.8★ | 5 | 3.8★ this version |
| 🇫🇷 FR | 5★ | 2 | 5★ this version |
| 🇬🇧 GB | 3.75★ | 4 | 3.75★ this version |
| 🇮🇳 IN | 4.66667★ | 3 | 4.66667★ this version |
| 🇯🇵 JP | 4.59459★ | 37 | 4.59459★ this version |
| 🇺🇸 US | 4.54545★ | 22 | 4.54545★ this version |
🔔
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📝 Description
95
BU Score · Transcendent
More by Kazuyoshi Sasaoka
View all →📦 Portfolio summaryINDIE studio
2apps·$172/mocombined
Lead-app heavy — top app contributes 50%
About this analysis
Why low confidence: only 4 ratings · no founder-verified revenue (model estimate only) · revenue figure is directional only.
📌 Final verdict — read this before you trust the numbers above
WBC Counter is a very early-stage iOS app in the education space with weak public traction — only 4 ratings, no founder-verified MRR, and not ranked in any monitored grossing chart. The app appears to be monetised, but public signals are too sparse for a precise revenue estimate.
Bottom line: treat all revenue, audience and acquisition-value numbers on this page as directional only — not founder-verified facts.
❓ Frequently Asked Questions
4 answers · auto-generated from this app's public dataHow much does WBC Counter make per month?▴
Low-confidence model estimate. WBC Counter has only 4 App Store ratings, so our revenue model has very little signal to work with — treat the ~$86/mo figure as directional only, not a verified MRR. No founder-verified revenue data is available for this app. See methodology for the formula and confidence bands.
What apps are like WBC Counter?▴
Browse the full Education 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 WBC Counter?▴
WBC Counter is published by Kazuyoshi Sasaoka 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 WBC Counter's BU Score?▴
WBC Counter has a BU Score of 41/100 (Emerging). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.