How much does 發票小幫手(電子發票|統一發票對獎) make per month?

Based on our ML-calibrated revenue forecast, 發票小幫手(電子發票|統一發票對獎) earns approximately $1.7K/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.

What apps are like 發票小幫手(電子發票|統一發票對獎)?

Browse the full Tools 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 發票小幫手(電子發票|統一發票對獎)?

發票小幫手(電子發票|統一發票對獎) is published by bluezz.tw 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 發票小幫手(電子發票|統一發票對獎)'s BU Score?

發票小幫手(電子發票|統一發票對獎) has a BU Score of 71/100 (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.

發票小幫手(電子發票|統一發票對獎)

Quality Score

Strong

發票小幫手(電子發票|統一發票對獎)

Name: 發票小幫手(電子發票|統一發票對獎) — app revenue, audience, build cost & risk profile
Creator: GetAppValue
License: https://creativecommons.org/licenses/by/4.0/
Keywords: 發票小幫手(電子發票|統一發票對獎) revenue, 發票小幫手(電子發票|統一發票對獎) app analytics, mobile app revenue estimate, Tools revenue, Android app revenue

by bluezz.tw

High confidence

4.3 Google Play rating

✍️ GetAppValue analysis

“

發票小幫手(電子發票|統一發票對獎) is an Android app from bluezz.tw in the Tools category, currently rated 4.3★ across 40,229 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.

Quality Score is 71: Strong (healthy traction). For a Tools 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

$5.0K

per month

→

12-mo forecast

$5.2K – $10.8K

per month

→

24-mo forecast

$6.4K – $19.2K

per month

MID tier

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Title & subtitle keyword fit
Description hook & conversion structure
Screenshots, ratings, reviews strategy

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Typical impact: +2-5× organic installs

📊 Performance Tracking LIVE

Loading…

idle

Rating

—

Reviews

—

Forecast Revenue / mo

—

Snapshots tracked

since first record

ONE-TIME · BUILD 💰 Estimated build cost

$70K

↳ What it cost to build · not monthly revenue

Likely range $50K – $95K

$25K · MVP floor $100K · indie scale $500K+ · studio build

📈 Pays back in ~3.3y 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
⚙ Tools complexity ×0.90	$-5049
🌐 Cross-platform reach (iOS + Android)	+$24K

Total estimate $70K

ONE-TIME · EXIT VALUE 💵 Estimated acquisition value

$25K

↳ What it would sell for · not monthly revenue

Marketplace range $20K – $30K · 14× MRR multiple

💸 ~0.4× 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
🏷 Tools category multiple	-8%

Final multiple 14× MRR

👥 Estimated audience size

7.6M

Lifetime downloads (US-equivalent)

Monthly active

1.6M

Daily active

295K

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

📲 Tools engagement	~190 installs / rating
🔁 Tools D30 retention	22%
📍 DAU / MAU stickiness	0.18

DAU / MAU 18% sticky

🔬

How we forecast this revenue

MEDIUM CONFIDENCE

Baseline

$5.0K/mo · ML-estimated from 234 triggers

Growth rate

+4.0% MoM · MID tier baseline (compound monthly)

6 months

$4.7K – $7.9K

12 months

$5.2K – $10.8K

24 months

$6.4K – $19.2K

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 peers

Revenue Strength

3.7

Product Quality

8.6

Market Position

0.0

Growth Velocity

5.0

Defensibility

6.0

Operational Safety

10.0

Founder Strength

4.3

Monetization Maturity

1.0

💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
⭐ Quality: 4.3★ across 40,229 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 = $90K-$160K.

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 4 of 4 triggers

Our ML model uses 200+ signals from public data. These are the most influential for this app:

Mid install base (40,229 ratings)METRIC		+$5,500
Mature app (15y old)METRIC		+$1,500
Good rating (4.3★)METRIC		+$800
Ad-supported / freemiumMETRIC		+$600

METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)

📥 Estimated Downloads / week

PROXY · ratings × 50/wk —

Industry-rule estimate (Sensor Tower / data.ai): one weekly install ≈ 50 new ratings. Solid points = tracked snapshots · faded line = pre-tracking model backfill.

📈 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.

🗓️ Snapshot Timeline

HISTORY

Each bar shows a tracked update and the metric delta from the previous snapshot.

Profile & Insights

Everything we know — and don't — about this app and its company.

Identification

App name: 發票小幫手(電子發票|統一發票對獎)
Developer: bluezz.tw
Bundle ID: invoice.cof.tw
App Store URL: Open in App Store
Category: Tools
Content rating: Not found
Languages: Not found

Company

Website: invoice.cof.tw
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: $115/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 Quarter2 releases tracked

🚀Version Release Timeline2 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

Invoice Assistant - Simple to Use, Super Fast Prize Check

The next draw for the unified invoice in July and August will be on September 25, 2026 (Friday).

The latest draw numbers are for May and June 2026.

May/June 2026: Special Prize: 38548029; First Prize: 10138845; Grand Prize: 24121106, 28589937, 83663333; Prize Redemption Date: August 6, 2026. 2026-11-05

Offline prize matching and e-invoice scanning available. Provides Republic of China Uniform Invoice winning numbers and e-invoice functionality.… View full description on the official store →

App Specs

🔐 Own this app? Claim & verify MRR →

🔖 v5.7.8🔄 updated 0d ago📂 Tools💰 Free📺 Ad-supported

📅

What Worked™ · Development Pipeline

3 EVENTS TRACKED

Detected 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 →

2026-08

🔧

Shipped update — v5.7.5 → v5.7.8

→ 30 days after: reviews −34 high confidence

2026-06

📸

Refreshed store screenshots — 7 of 7 updated

→ 30 days after: rating +0.12★ · reviews −66 high confidence

2026-05

🚀

First tracked snapshot — initial data captured

→ 30 days after: reviews −63 high confidence

📸

Store Page History

7 SCREENSHOT CHANGES

Every time a developer swaps a store screenshot we archive both versions. Compare side-by-side to see what messaging / visuals changed.

iPhone screenshots

Slot 2
2 ver.

2026-05-08

Now

2026-06-12

Slot 3
2 ver.

2026-05-08

Now

2026-06-12

Slot 4
2 ver.

2026-05-08

Now

2026-06-12

Slot 5
2 ver.

2026-05-08

Now

2026-06-12

Slot 6
2 ver.

2026-05-08

Now

2026-06-12

Slot 7
2 ver.

2026-05-08

Now

2026-06-12

🔔

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📝 Description

BU Score · Transcendent

Full revenue analysis

Read the article-style breakdown for 發票小幫手(電子發票|統一發票對獎): category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.

Read deep-dive →