快算─數學大挑戰 MathematicsFastCount
0
Quality Score
Niche
✍️ GetAppValue analysis
“
快算─數學大挑戰 MathematicsFastCount is an Android app from Jhang Jiaming in the Educational category, currently rated — across few ratings. Initial signal reads as no scraped reviews yet: judgment based on metadata only.
Quality Score is 0: Niche (micro-niche or pre-traction stage). For a Educational app, that means micro-niche or pre-traction stage. 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
$95K
↳ What it cost to build · not monthly revenue
Likely range $70K – $130K
$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 |
| ⚙ Educational complexity ×1.20 | +$10K |
| 🌐 Cross-platform reach (iOS + Android) | +$33K |
Total estimate
$95K
🔬
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 · 39/100INDIE TIERlimited signalRevenue Strength
2.7
Product Quality
0.0
Market Position
0.0
Growth Velocity
5.0
Defensibility
7.4
Operational Safety
10.0
Founder Strength
5.3
Monetization Maturity
1.0
- 💰 Revenue: Marginal — $200 - $1250/mo · INDIE tier · medium confidence, trajectory unclear.
- ⭐ Quality: None★ across 0 reviews — weak — significant quality concerns.
- 📍 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 = $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.
📈 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
- 快算─數學大挑戰 MathematicsFastCount
- Developer
- Jhang Jiaming
- Bundle ID
- totomi.android.MathematicsFastCount.F
- App Store URL
- Open in App Store
- Category
- Educational
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- totomif60.blogspot.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
- ML model estimate / mo
- $121/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
快算─加減大挑戰
Mathematics Fast Count
可自訂題目輸出，有加減乘除、四則運算，解未知數，分數，多項式展開、因式分解等多樣性的題目，可以選擇難度，題目數等，多練習，讓學生加強數學計算能力，考試成績upupup。
＊遊戲說明
數學加減法計算練習，
提供【簡單、普通、華麗】三種難度
【20題 , 50 題, 100 題】三種題數，
在限時內答完即可過關，
三次計算錯誤遊戲就結束，
越快時間答完，
分數就越高哦。
遊戲也提供輸出功能，
只要設定好【題數】與【難度】
再點選【輸出】，
就可以將題目輸出到指定信箱，
稍做修改後就可以直接使用，
也可以透過無線印表機立刻輸出成題庫。
讓孩子、學生，隨時都可以練習。
＊手機直接列印題目
若有無線網路印表機，您就可以直接輸出試題與答案，點選主畫面【輸出】【自訂輸出】，設定好題目選項後，點【圖像輸出】，設定好輸出樣式後，點【分享】，再選擇您已安裝的印表機即可，也可以選擇用 E-Mail 或其他方式分享哦。
輸出樣式可以設定：題目字體大小，答案字體奈，是否列印答案卷，上下行距，每行題數等。
＊自訂百題計算
除了遊戲模式外，我們還提供了【自訂輸出】功能，將加減乘除題目輸出，輸出後您自由編輯，做成【百題計算】或【隨堂測驗】，讓學生練習基礎計算能力練習。… View full description on the official store →
Mathematics Fast Count
可自訂題目輸出，有加減乘除、四則運算，解未知數，分數，多項式展開、因式分解等多樣性的題目，可以選擇難度，題目數等，多練習，讓學生加強數學計算能力，考試成績upupup。
＊遊戲說明
數學加減法計算練習，
提供【簡單、普通、華麗】三種難度
【20題 , 50 題, 100 題】三種題數，
在限時內答完即可過關，
三次計算錯誤遊戲就結束，
越快時間答完，
分數就越高哦。
遊戲也提供輸出功能，
只要設定好【題數】與【難度】
再點選【輸出】，
就可以將題目輸出到指定信箱，
稍做修改後就可以直接使用，
也可以透過無線印表機立刻輸出成題庫。
讓孩子、學生，隨時都可以練習。
＊手機直接列印題目
若有無線網路印表機，您就可以直接輸出試題與答案，點選主畫面【輸出】【自訂輸出】，設定好題目選項後，點【圖像輸出】，設定好輸出樣式後，點【分享】，再選擇您已安裝的印表機即可，也可以選擇用 E-Mail 或其他方式分享哦。
輸出樣式可以設定：題目字體大小，答案字體奈，是否列印答案卷，上下行距，每行題數等。
＊自訂百題計算
除了遊戲模式外，我們還提供了【自訂輸出】功能，將加減乘除題目輸出，輸出後您自由編輯，做成【百題計算】或【隨堂測驗】，讓學生練習基礎計算能力練習。… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →🔖 vVaries with device📂 Educational💰 Free📺 Ad-supported
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📝 Description
95
BU Score · Transcendent
More by Jhang Jiaming
View all →📦 Portfolio summaryINDIE studio
28apps·$574/mocombined
✓ Diversified — top app contributes 30%; risk spread across portfolio
About this analysis
Why low confidence: only 0 ratings · no founder-verified revenue (model estimate only) · revenue figure is directional only.
📌 Final verdict — read this before you trust the numbers above
快算─數學大挑戰 MathematicsFastCount is a very early-stage Android app in the educational space with weak public traction — only 0 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
3 answers · auto-generated from this app's public dataHow much does 快算─數學大挑戰 MathematicsFastCount make per month?▴
Low-confidence model estimate. 快算─數學大挑戰 MathematicsFastCount has only 0 App Store ratings, so our revenue model has very little signal to work with — treat the ~$121/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 快算─數學大挑戰 MathematicsFastCount?▴
Browse the full Educational 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 快算─數學大挑戰 MathematicsFastCount?▴
快算─數學大挑戰 MathematicsFastCount is published by Jhang Jiaming 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.