Battery Care-battery life tips
35
Quality Score
Emerging
Battery Care-battery life tips
by HungChun Lai
Low confidence
✍️ Bumetric analysis
“
Battery Care-battery life tips is an iOS app from HungChun Lai in the Utilities category, currently rated 2.6★ across 60 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 35: Emerging (early traction worth watching). For a Utilities 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
$2.8K
per month
→
12-mo forecast
$2.5K – $8.9K
per month
→
24-mo forecast
$2.3K – $20.5K
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
17 snapshots on record
Rating
2.6
Reviews
60 reviews
Forecast Revenue / mo
$2.8K
Snapshots tracked
17
since Oct 2016
ONE-TIME · BUILD
💰 Estimated build cost
$105K
↳ What it cost to build · not monthly revenue
Likely range $80K – $140K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Pays back in ~3.1y 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 |
| ⚙ Utilities complexity ×0.85 | $-7575 |
| ⚙ 10.2y maintenance × ~1-person team | +$61K |
Total estimate
$105K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$35K
↳ What it would sell for · not monthly revenue
Marketplace range $25K – $45K · 12× MRR multiple
💸
~0.3× 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 |
| 📅 10.2y proven track record | +20% |
| ⭐ ★ rating < 3.5 (weak) | -18% |
| 🏷 Utilities category multiple | -10% |
| ⭐ Small user base (<1K ratings) | -8% |
Final multiple
12× MRR
🛠 Estimated tech stack
🍎
Native iOS (Swift / UIKit)
High confidence · 80%
Also possible
Native iOS (SwiftUI)
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
| 📦 App bundle size | 23 MB |
| 🏷 Category context | Utilities |
| 📦 Compact iOS bundle | → Native Swift / UIKit (pre-2020 era) |
💀 Maintenance status
Likely abandoned
95%
Last shipped 2018-01-05 · 3187 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
| 📅 8y+ since last update | Likely abandoned |
| 👥 Small user base (60 ratings) + 10.2y old | +10% (solo-project pattern) |
| • 10y old + 1y+ no update | +5% (API deprecation drift) |
Verdict
Likely abandoned
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$2.8K/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
$2.4K – $5.6K
12 months
$2.5K – $8.9K
24 months
$2.3K – $20.5K
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 · 33/100INDIE TIERlimited signalGrowth Velocity
5.0
Founder Strength
3.2
Product Quality
2.1
Revenue Strength
3.4
Monetization Maturity
1.0
Defensibility
4.5
Market Position
2.0
Operational Safety
5.0
- 💰 Revenue: Modest — $1K - $7K/mo · INDIE tier · medium confidence, trajectory unclear.
- ⭐ Quality: 2.57★ across 60 reviews — weak — significant quality concerns.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: ⚠ last update 3181d ago — possibly dormant.
- ⚠️ Risk: Elevated — dormant (3181d since update).
🎯 For competitors: Vulnerable. Quality drift + slow updates create a clear opening for a fresh competitor with active dev cadence.
💵 For acquirers: Estimated asking range 18-32× monthly = $50K-$89K.
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 5 of 5 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Paid app ($0.00)METRIC | +$2,800 | |
| Below-average rating (2.6★)METRIC | −$1,500 | |
| Mature app (10y old)METRIC | +$1,500 | |
| Localized (8 languages)METRIC | +$600 | |
| Pre-traction phase (60 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 · v2.7
This app has been updated by Apple to prepare for watchOS 27 compatibility. No new features are included.
bug fix
bug fix
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Battery Care-battery life tips
- Developer
- HungChun Lai
- Bundle ID
- com.tsumii.battery
- App Store URL
- Open in App Store
- Category
- Utilities
- Content rating
- 4+
- Languages
- EN, FR, JA, KO, RU, ZH, TH, ZH
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
- Reported revenue signal / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- Model estimate / mo
- $2.8K/mo
- Top-grossing rank
- Outside top 100 in US Utilities
- 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 growth60 ratings+1900% lifetimeShow 3-year history estimate ▾
Tracked (17 weeks) Pre-tracking estimate (0 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.
💰Pricing History$0.00 → $0.99 (+0%)
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
Are you concerned about the current state of your battery? Do you want to be certain that your battery is running at the right parameters? Welcome to Battery Care, the best battery app that will help you with all of that and so much more.
Nothing is more important than taking care of your phone’s battery and with Battery Care you have the ability to do just that. Thanks to a special interface that’s easy to use and very informative you will have no problem getting outstanding results and a very good user experience.… View full description on the official store →
Nothing is more important than taking care of your phone’s battery and with Battery Care you have the ability to do just that. Thanks to a special interface that’s easy to use and very informative you will have no problem getting outstanding results and a very good user experience.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 23 MB🔞 4+📱 iOS 9.0+🔖 v2.7🔄 updated 8y ago🌐 EN, FR, JA, KO, RU +3📂 Utilities💰 Paid🚀 Launched 2016 (10y old)
📅
What Worked™ · Development Pipeline
14 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 →
2026-05
💲
Went paid — introduced $0.99 price point
2026-05
⭐
Rating ↓ 3.50 → 2.57 (dropped 0.93★)
2026-03
⭐
Rating ↑ 2.23 → 3.50 (improved 1.27★)
2026-03
📈
Crossed 50 ratings — social-proof flywheel kicking in
2018-11
⭐
Rating ↓ 2.85 → 2.50 (dropped 0.35★)
→ 30 days after: rating −0.24★ high confidence
2018-09
⭐
Rating ↓ 3.88 → 3.00 (dropped 0.88★)
→ 30 days after: rating −0.15★ medium · co-occurring
2018-09
📈
Crossed 10 ratings — social-proof flywheel kicking in
→ 30 days after: rating −0.15★ medium · co-occurring
2018-09
⭐
Rating ↓ 3.88 → 3.56 (dropped 0.32★)
→ 30 days after: rating −1.03★ · reviews +5 low · multiple changes
2018-09
📈
Crossed 10 ratings — social-proof flywheel kicking in
→ 30 days after: rating −1.03★ · reviews +5 low · multiple changes
2016-12
⭐
Rating ↑ 2.67 → 3.25 (improved 0.58★)
2016-10
⭐
Rating ↑ 2.00 → 2.67 (improved 0.67★)
→ 30 days after: rating +0.58★ high confidence
2016-10
🚀
First tracked snapshot — initial data captured
→ 30 days after: rating +0.58★ high confidence
2016-10
⭐
Rating ↓ 3.00 → 2.00 (dropped 1.00★)
2016-10
🚀
First tracked snapshot — initial data captured
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 2.14286★ | 7 | 2.14286★ this version |
| 🇧🇷 BR | 3.2★ | 5 | 3.2★ this version |
| 🇨🇦 CA | 3.5★ | 4 | 3.5★ this version |
| 🇩🇪 DE | 3.325★ | 40 | 3.325★ this version |
| 🇫🇷 FR | 2.95122★ | 41 | 2.95122★ this version |
| 🇬🇧 GB | 3.5★ | 6 | 3.5★ this version |
| 🇮🇳 IN | 4.66667★ | 3 | 4.66667★ this version |
| 🇯🇵 JP | 2.69267★ | 859 | 2.69267★ this version |
| 🇺🇸 US | 2.56666★ | 60 | 2.56666★ this version |
🔔
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📝 Description
95
BU Score · Transcendent
About this analysis
Why low confidence: only 60 ratings · no founder-verified revenue (model estimate only) · revenue figure is directional only.
❓ Frequently Asked Questions
9 answers · auto-generated from this app's public dataHow much does Battery Care-battery life tips make per month?▴
Based on our ML-calibrated revenue forecast, Battery Care-battery life tips earns approximately $2.8K/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 Battery Care-battery life tips profitable?▴
With estimated build cost $105K and monthly revenue $2.8K, Battery Care-battery life tips looks slow ROI — payback period is around 3.1 years at the current run-rate. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
What apps are like Battery Care-battery life tips?▴
Browse the full Utilities 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 Battery Care-battery life tips built with?▴
Our heuristic places Battery Care-battery life tips on the Native iOS (Swift / UIKit) stack (High confidence, 80%). Signals: app bundle size, category context, store-description markers, release-date era. We don't disassemble binaries. Alternative possibilities: Native iOS (SwiftUI).
Is Battery Care-battery life tips still actively maintained?▴
Maintenance status: Likely abandoned (95% abandonment risk). Last shipped version was 8+ years ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
How much would Battery Care-battery life tips sell for?▴
Estimated acquisition value: $35K (marketplace range $25K – $45K). Calculated as 12× 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 Battery Care-battery life tips last updated?▴
Battery Care-battery life tips last shipped a new version on 2018-01-05 — more than 8 year(s) ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes Battery Care-battery life tips?▴
Battery Care-battery life tips is published by HungChun Lai 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 Battery Care-battery life tips's BU Score?▴
Battery Care-battery life tips has a BU Score of 35/100 (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.