Secret Photo Diary
61
Quality Score
Solid
✍️ Bumetric analysis
“
Secret Photo Diary is an Android app from DomiLabs Inc. in the Productivity category, currently rated 5.0★ across 126 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Quality Score is 61: Solid (established niche player). For a Productivity 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.
💰 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
💡 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
1 snapshots on record
Rating
5.0
Reviews
126 reviews
Forecast Revenue / mo
$5.0K
Snapshots tracked
1
since Jun 2026
ONE-TIME · BUILD
💰 Estimated build cost
$160K
↳ What it cost to build · not monthly revenue
Likely range $120K – $215K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Pays back in ~2.7y 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 |
| ⚙ Productivity complexity ×1.10 | +$5K |
| 🌐 Cross-platform reach (iOS + Android) | +$30K |
| ⚙ 12.4y maintenance × ~1-person team | +$74K |
Total estimate
$160K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$100K
↳ What it would sell for · not monthly revenue
Marketplace range $75K – $125K · 21× MRR multiple
💸
~0.6× 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 |
| 📅 12.4y proven track record | +20% |
| ⭐ ★ rating ≥ 4.7 (premium) | +15% |
| 🏷 Productivity category multiple | +8% |
| ⭐ Small user base (<1K ratings) | -8% |
Final multiple
21× MRR
👥 Estimated audience size
6.6K
Lifetime downloads (US-equivalent)
Monthly active
740
Daily active
330
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
| 📲 Productivity engagement | ~75 installs / rating |
| 📅 12.4y of rating accumulation | -30% |
| 🔁 Productivity D30 retention | 30% |
| 📍 DAU / MAU stickiness | 0.45 |
DAU / MAU
45% 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 | Productivity |
| 📦 Compact Android bundle | → Native Kotlin |
🔬
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 · 49/100MID TIERunderperforming peersRevenue Strength
3.7
Product Quality
7.0
Market Position
0.0
Growth Velocity
5.0
Defensibility
7.5
Operational Safety
10.0
Founder Strength
5.2
Monetization Maturity
1.0
- 💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
- ⭐ Quality: 5.0★ across 126 reviews — solid.
- 📍 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
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:
| Excellent rating (5.0★)METRIC | +$2,200 | |
| Mature app (12y old)METRIC | +$1,500 | |
| Ad-supported / freemiumMETRIC | +$600 | |
| Early-stage install base (126 ratings)METRIC | +$400 |
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.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Secret Photo Diary
- Developer
- DomiLabs Inc.
- Bundle ID
- com.giftsets.secretphotodiary
- App Store URL
- Open in App Store
- Category
- Productivity
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- domilabs.cafe24app.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
- Model estimate / mo
- $5.0K/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
Secret Photo Diary
Write your own secret story, now on SecretPhotoDiary!
The hard to use and messy diary of the clunky design stop now!
SecretPhotoDiary is easy to use without a guide.
Powerful 'schedule management', my own 'diary' decorating with photos and 'simple memo' feature that you can easily and quickly take notes at any time!
The widget provided on the home screen allows you to conveniently use your schedule, appointments and today's diary.
And one more thing!
You can enjoy the pleasure of writing a daily diary by adopting the pink luxury design that women like.… View full description on the official store →
Write your own secret story, now on SecretPhotoDiary!
The hard to use and messy diary of the clunky design stop now!
SecretPhotoDiary is easy to use without a guide.
Powerful 'schedule management', my own 'diary' decorating with photos and 'simple memo' feature that you can easily and quickly take notes at any time!
The widget provided on the home screen allows you to conveniently use your schedule, appointments and today's diary.
And one more thing!
You can enjoy the pleasure of writing a daily diary by adopting the pink luxury design that women like.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →🔖 vVaries with device📂 Productivity💰 Free📺 Ad-supported🚀 Launched 2014 (12y old)
🔔
Track this app’s revenue
FREEGet an email when revenue moves by your threshold. No spam, unsubscribe in one click.
📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for Secret Photo Diary: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
More by DomiLabs Inc.
View all →📦 Portfolio summaryINDIE studio
6apps·$16K/mocombined
✓ Diversified — top app contributes 30%; risk spread across portfolio
About this analysis
Why medium confidence: 126 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
8 answers · auto-generated from this app's public dataHow much does Secret Photo Diary make per month?▴
Based on our ML-calibrated revenue forecast, Secret Photo Diary earns approximately $5.0K/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 Secret Photo Diary profitable?▴
With estimated build cost $160K and monthly revenue $5.0K, Secret Photo Diary looks break-even-grade — payback period sits around 2.7 years. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
How many users does Secret Photo Diary have?▴
Estimated audience: ~6K lifetime downloads, ~740 monthly active users, and ~330 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 Secret Photo Diary?▴
Browse the full Productivity 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 Secret Photo Diary built with?▴
Our heuristic places Secret Photo 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.
How much would Secret Photo Diary sell for?▴
Estimated acquisition value: $100K (marketplace range $75K – $125K). Calculated as 21× 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.
Who makes Secret Photo Diary?▴
Secret Photo Diary is published by DomiLabs Inc. 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 Secret Photo Diary's BU Score?▴
Secret Photo Diary has a BU Score of 61/100 (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.