Schlaftracker & Sleep Recorder
76
Quality Score
Strong
✍️ Bumetric analysis
“
Schlaftracker & Sleep Recorder is an iOS app from Apirox, s.r.o. in the Medical category, currently rated 4.5★ across 13,022 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 76: Strong (healthy traction). For a Medical 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
$700K
per month
→
12-mo forecast
$741K – $1141K
per month
→
24-mo forecast
$886K – $1645K
per month
BIG 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
183 snapshots on record
Rating
4.5
Reviews
13,022 reviews
Forecast Revenue / mo
$700K
Snapshots tracked
183
since May 2015
ONE-TIME · BUILD
💰 Estimated build cost
$205K
↳ What it cost to build · not monthly revenue
Likely range $155K – $275K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Pays back in under a month 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 |
| 📦 Asset bundle (144 MB) | +$37K |
| ⚙ Medical complexity ×1.55 | +$48K |
| ⚙ 11.4y maintenance × ~1-person team | +$68K |
Total estimate
$205K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$15.0M
↳ What it would sell for · not monthly revenue
Marketplace range $11.5M – $20.0M · 22× MRR multiple
💸
~73× return on build cost
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 |
| 📅 11.4y proven track record | +20% |
| ⭐ ★ rating ≥ 4.4 (solid) | +8% |
| 🏷 Medical category multiple | +12% |
Final multiple
22× MRR
👥 Estimated audience size
500K
Lifetime downloads (US-equivalent)
Monthly active
54K
Daily active
10K
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
| 📲 Medical engagement | ~55 installs / rating |
| 📅 11.4y of rating accumulation | -30% |
| 🔁 Medical D30 retention | 25% |
| 📍 DAU / MAU stickiness | 0.20 |
DAU / MAU
19% sticky
🛠 Estimated tech stack
🍎
Native iOS (Swift / UIKit)
Medium confidence · 60%
Also possible
React Native
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
| 📦 App bundle size | 144 MB |
| 🏷 Category context | Medical |
| 📦 Mid-large iOS bundle | → Likely native Swift / UIKit (pre-2020 era) |
💀 Maintenance status
Active
5%
Last shipped 2026-09-04 · 20 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
| 📅 20 days since last update | Active development |
Verdict
Active
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$700K/mo · ML-estimated from 234 triggers
Growth rate
+2.5% MoM · BIG tier baseline (compound monthly)
6 months
$690K – $933K
12 months
$741K – $1.1M
24 months
$886K – $1.6M
Compound growth at +2.5% MoM (tier baseline for BIG). Range widens with horizon — typical noise band ±15% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Mixed signals · 60/100BIG TIERcompetitive but cautiousGrowth Velocity
5.0
Founder Strength
7.9
Product Quality
9.0
Revenue Strength
5.8
Monetization Maturity
1.0
Defensibility
7.5
Market Position
2.0
Operational Safety
10.0
- 💰 Revenue: Healthy — $280K - $1540K/mo · BIG tier · medium-low confidence, trajectory unclear.
- ⭐ Quality: 4.51★ across 13,022 reviews — exceptional (top 1% in category).
- 📍 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 = $12.6M-$22.4M.
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 13 of 13 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Mid install base (13,022 ratings)METRIC | +$5,500 | |
| Paid app ($0.00)METRIC | +$2,800 | |
| Excellent rating (4.5★)METRIC | +$2,200 | |
| bugsREVIEW | −$1,800 | |
| 5 starREVIEW | +$1,800 | |
| unique featuresREVIEW | +$1,600 | |
| cancelledREVIEW | −$1,500 | |
| excellent appREVIEW | +$1,500 | |
| Mature app (11y old)METRIC | +$1,500 | |
| Multilingual (10 languages)METRIC | +$1,500 | |
| highly recommendREVIEW | +$1,400 | |
| too expensiveREVIEW | −$1,000 | |
| priceyREVIEW | −$800 |
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 · v7.0.7
Sleep Trends: Explore long-term sleep patterns and insights!
Sleep Quality: Track your Sleep Quality over weeks and months!
Sleep Regularity (SRI): See how consistent your sleep schedule is!
Snore & Noise Trends: Monitor snoring ratio and night noise over time!… Full release notes →
Sleep Quality: Track your Sleep Quality over weeks and months!
Sleep Regularity (SRI): See how consistent your sleep schedule is!
Snore & Noise Trends: Monitor snoring ratio and night noise over time!… Full release notes →
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Schlaftracker & Sleep Recorder
- Developer
- Apirox, s.r.o.
- Bundle ID
- com.apirox.sleeprecorder.free
- App Store URL
- Open in App Store
- Category
- Medical
- Content rating
- 12+
- Languages
- EN, FR, DE, JA, KO, RU, ZH, SK, ES, 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
- $700K/mo
- Top-grossing rank
- 🇫🇷#5 /100 🇬🇧#8 /100 🇯🇵#8 /100 🇦🇺#28 /100 🇨🇦#35 /99 🇩🇪#46 /98 🇺🇸#61 /100
- 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 growth13,196 ratings+2661% lifetimeShow 3-year history estimate ▾
Tracked (60 weeks) Pre-tracking estimate (0 weeks) · model-based, ±5% noise · anchored to release date and current value
🌍Top Countries — Grossing Rank7 countries
🇫🇷FR#5 /100
🇬🇧GB#8 /100
🇯🇵JP#8 /100
🇦🇺AU#28 /100
🇨🇦CA#35 /99
🇩🇪DE#46 /98
🇺🇸US#61 /100
📊Category Rank Trajectory#5 now · best #5 · worst #5
Lower line = better rank · Estimate from ratings growth model · Lower position on chart = worse rank · Higher = top of chart
🚀Update Frequency · Releases per Quarter11 releases tracked
🚀Version Release Timeline8 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
Analyze snoring, talking, sounds, and more. Track your night like never before.
Awake or deep, light sleep too — Noxogy tracks it all.
● Sleep Quality Analysis
● Sleep Stages Tracking
● Snoring Detection & Analysis
● Sleep Audio Recordings
● Smart Alarm – Wake up System
● Stop Snoring Tools
● Sleepy Sounds
→ High-quality sleep audio recordings.
→ Make every morning a data-rich start to a well-rested day.
→ Get in-depth analysis and a tailored sleep experience with Noxogy.
Noxogy was previously known as Prime Sleep Recorder.… View full description on the official store →
Awake or deep, light sleep too — Noxogy tracks it all.
● Sleep Quality Analysis
● Sleep Stages Tracking
● Snoring Detection & Analysis
● Sleep Audio Recordings
● Smart Alarm – Wake up System
● Stop Snoring Tools
● Sleepy Sounds
→ High-quality sleep audio recordings.
→ Make every morning a data-rich start to a well-rested day.
→ Get in-depth analysis and a tailored sleep experience with Noxogy.
Noxogy was previously known as Prime Sleep Recorder.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 144 MB🔞 12+📱 iOS 15.0+🔖 v7.0.7🔄 updated 2w ago🌐 EN, FR, DE, JA, KO +5📂 Medical💰 Paid🚀 Launched 2015 (11y old)
📅
What Worked™ · Development Pipeline
27 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 →
2026-09
🔧
Shipped update — v7.0.4 → v7.0.7
→ 30 days after: reviews +25 high confidence
2026-07
🔧
Shipped update — v7.0.3 → v7.0.4
→ 30 days after: revenue +$9.2K/mo · reviews +36 medium · co-occurring
2026-07
🔧
Shipped update — v7.0.1 → v7.0.3
→ 30 days after: revenue +$9.2K/mo · reviews +40 low · multiple changes
2026-07
🔧
Shipped update — v7.0.0 → v7.0.1
→ 30 days after: revenue +$9.2K/mo · reviews +45 medium · co-occurring
2026-07
🔧
Shipped update — v6.7.20 → v7.0.0
→ 30 days after: revenue +$9.2K/mo · reviews +45 medium · co-occurring
2026-06
🔧
Shipped update — v6.7.19 → v6.7.20
→ 30 days after: revenue +$9.2K/mo · reviews +49 medium · co-occurring
2026-06
🔧
Shipped update — v6.7.18 → v6.7.19
→ 30 days after: reviews +52 low · multiple changes
2026-06
🔧
Shipped update — v6.7.17 → v6.7.18
→ 30 days after: reviews +52 medium · co-occurring
2026-06
🔧
Shipped update — v6.7.16 → v6.7.17
→ 30 days after: reviews +48 medium · co-occurring
2026-05
🔧
Shipped update — v6.7.14 → v6.7.16
→ 30 days after: reviews +86 high confidence
2026-05
⭐
Rating ↑ 2.86 → 4.51 (improved 1.65★)
→ 30 days after: reviews +74 high confidence
2026-05
📈
Crossed 1,000 ratings — social-proof flywheel kicking in
→ 30 days after: reviews +74 high confidence
2026-03
⭐
Rating ↓ 4.30 → 2.86 (dropped 1.44★)
→ 30 days after: revenue −$263K/mo · rating −1.44★ · reviews −12,409 medium · co-occurring
2026-03
⭐
Rating ↑ 2.87 → 4.30 (improved 1.43★)
2026-03
📈
Crossed 500 ratings — social-proof flywheel kicking in
2020-01
📈
Crossed 100 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$359/mo · rating −0.08★ · reviews +20 high confidence
2020-01
📈
Crossed 100 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$719/mo · rating −0.19★ · reviews +40 high confidence
2018-08
📈
Crossed 50 ratings — social-proof flywheel kicking in
2015-11
⭐
Rating ↑ 2.67 → 3.06 (improved 0.39★)
→ 30 days after: revenue +$104/mo · rating +0.38★ · reviews +5 high confidence
2015-08
⭐
Rating ↑ 2.00 → 2.67 (improved 0.67★)
→ 30 days after: rating −0.13★ medium · co-occurring
🔎
ASO Keyword Positions
BEST RANK #9Ranked for 1 App Store search query in our last keyword sweep. Lower position = closer to the top.
sleep tracker·#9🇺🇸
Last sweep: 2026-05-19 · iTunes Search API
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 4.4676★ | 1,358 | 4.4676★ this version |
| 🇧🇷 BR | 4.71698★ | 53 | 4.71698★ this version |
| 🇨🇦 CA | 4.38016★ | 2,349 | 4.38016★ this version |
| 🇩🇪 DE | 4.30832★ | 2,825 | 4.30832★ this version |
| 🇫🇷 FR | 4.49401★ | 15,530 | 4.49401★ this version |
| 🇬🇧 GB | 4.49427★ | 7,154 | 4.49427★ this version |
| 🇮🇳 IN | 3.5★ | 8 | 3.5★ this version |
| 🇯🇵 JP | 4.35867★ | 9,415 | 4.35867★ this version |
| 🇺🇸 US | 4.51105★ | 13,206 | 4.51105★ this version |
🔔
Track this app’s revenue
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for Schlaftracker & Sleep Recorder: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
More by Apirox, s.r.o.
View all →📦 Portfolio summaryMID studio
8apps·$736K/mocombined
⚠ Concentrated — top app contributes 95% of combined revenue (single-app dependency)
About this analysis
Why high confidence: 13,022 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
10 answers · auto-generated from this app's public dataHow much does Schlaftracker & Sleep Recorder make per month?▴
Based on our ML-calibrated revenue forecast, Schlaftracker & Sleep Recorder earns approximately $700K/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 Schlaftracker & Sleep Recorder profitable?▴
With estimated build cost $205K and monthly revenue $700K, Schlaftracker & Sleep Recorder looks highly profitable — pays back its build investment in under a month at the current run-rate. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
How many users does Schlaftracker & Sleep Recorder have?▴
Estimated audience: ~500K lifetime downloads, ~54K monthly active users, and ~10K 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 Schlaftracker & Sleep Recorder?▴
Browse the full Medical 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 Schlaftracker & Sleep Recorder built with?▴
Our heuristic places Schlaftracker & Sleep Recorder on the Native iOS (Swift / UIKit) stack (Medium confidence, 60%). Signals: app bundle size, category context, store-description markers, release-date era. We don't disassemble binaries. Alternative possibilities: React Native, Flutter.
Is Schlaftracker & Sleep Recorder still actively maintained?▴
Maintenance status: Active (5% abandonment risk). Last shipped version was 20 days ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
How much would Schlaftracker & Sleep Recorder sell for?▴
Estimated acquisition value: $15.0M (marketplace range $11.5M – $20.0M). Calculated as 22× 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 Schlaftracker & Sleep Recorder last updated?▴
Schlaftracker & Sleep Recorder last shipped a new version on 2026-09-04 — less than a month ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes Schlaftracker & Sleep Recorder?▴
Schlaftracker & Sleep Recorder is published by Apirox, s.r.o. 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 Schlaftracker & Sleep Recorder's BU Score?▴
Schlaftracker & Sleep Recorder has a BU Score of 76/100 (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.