60
Quality Score
Solid
Baby Diary: Sleep
✍️ bumetric analysis
“
Baby Diary: Sleep is an Android app from LordOfSmiles in the Parenting category, currently rated 4.2★ across 3,760 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 60: Solid (established niche player). For a Parenting 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.
💰 Revenue · today and ahead
Today
$5.0K/mo
In 12 months
$5.2K – $10.8K
In 24 months
$6.4K – $19.2K
MID 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
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Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
ONE-TIME · BUILD💰 Estimated build cost
$130K
↳ What it cost to build · not monthly revenue
Likely range $100K – $175K
$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 |
| 🌐Cross-platform reach (iOS + Android) | +$32K |
| ⚙6.1y maintenance × ~1-person team | +$36K |
Total estimate$130K
👥 Estimated audience size
390K
Lifetime downloads (US-equivalent)
Monthly active
44K
Daily active
8.8K
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
| 📲Parenting engagement | ~150 installs / rating |
| 📅6.1y of rating accumulation | -30% |
| 🔁Parenting D30 retention | 15% |
| 📍DAU / MAU stickiness | 0.20 |
DAU / MAU20% 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 | Parenting |
| 📦Compact Android bundle | → Native Kotlin |
💀 Maintenance status
Active
5%
Last shipped 2026-05-19 · 4 days ago
0 · Active50 · At risk100 · 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
| 📅4 days since last update | Active development |
VerdictActive
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$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 · 51/100MID TIERunderperforming peersGrowth Velocity
5.0
Founder Strength
3.7
Product Quality
7.6
Revenue Strength
3.7
Monetization Maturity
5.0
Defensibility
6.0
Market Position
0.0
Operational Safety
10.0
- 💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.24★ across 3,760 reviews — strong (top 10%).
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: dev shipping weekly.
- ⚠️ 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
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:
| Low install base (3,760 ratings)METRIC | +$1,500 | |
| Good rating (4.2★)METRIC | +$800 | |
| Established app (6y old)METRIC | +$800 | |
| 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 →🔖 v2026.4.1🔄 updated 4d ago📂 Parenting💰 Free📺 Ad-supported💎 IAP $2.49 - $38.99 per item🚀 Launched 2020 (6y old)
📝 About this app
The application for young parents who want to improve their baby's sleep pattern and solve the problem of sleepless nights.
Baby Diary allows you to:
- Save the baby's dreams.
- Calculate wakefulness between dreams.
- Provide hints on how to comply with sleep standards, as well as add your own standards.
- Add additional information to dreams, such as a place of sleep, tags and comments.
- Mark the events that happened to your baby during the day.
- Calculate a huge amount of statistical information.
Additional features:
- Support for several toddlers.… View full description on the official store →
Baby Diary allows you to:
- Save the baby's dreams.
- Calculate wakefulness between dreams.
- Provide hints on how to comply with sleep standards, as well as add your own standards.
- Add additional information to dreams, such as a place of sleep, tags and comments.
- Mark the events that happened to your baby during the day.
- Calculate a huge amount of statistical information.
Additional features:
- Support for several toddlers.… View full description on the official store →
🧪
Tech & Domain Intel — b67c7247f.app-ads-txt.com
- Mail provider
- Google Workspace
- Tech stack
- Google Workspace
Derived from public RDAP + DNS TXT records (no scraping, no login).
🔔
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Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Baby Diary: Sleep
- Developer
- LordOfSmiles
- Bundle ID
- com.lordofsmiles.BabyDream
- App Store URL
- Open in App Store
- Category
- Parenting
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- b67c7247f.app-ads-txt.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
- $482/mo
- Top-grossing rank
- Not found
- All-time revenue
- Not found
- Pricing
- $2.49 - $38.99 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 growth3,760 ratings+66% lifetimeShow 3-year history estimate ▾
Tracked (1 weeks) Pre-tracking estimate (35 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 Baby Diary: Sleep: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
❓ Frequently Asked Questions
9 answers · auto-generated from this app's public dataHow much does Baby Diary make per month?▾
Based on our ML-calibrated revenue forecast, Baby Diary earns approximately $481/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 Baby Diary profitable?▾
With estimated build cost $130K and monthly revenue $481, Baby Diary 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 Baby Diary have?▾
Estimated audience: ~390K lifetime downloads, ~44K monthly active users, and ~8K 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 Baby Diary?▾
Browse the full Parenting 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 Baby Diary built with?▾
Our heuristic places Baby Diary 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.
Is Baby Diary still actively maintained?▾
Maintenance status: Active (5% abandonment risk). Last shipped version was 4 days ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
When was Baby Diary last updated?▾
Baby Diary last shipped a new version on 2026-05-19 — less than a month ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes Baby Diary?▾
Baby Diary is published by LordOfSmiles 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 Baby Diary's BU Score?▾
Baby Diary has a BU Score of 60/100 (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.