Stardust Perioden Kalender
78
Quality Score
Strong
Stardust Perioden Kalender
High confidence
✍️ bumetric analysis
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Stardust Perioden Kalender is an iOS app from Stardust App LLC (New York) in the Health & Fitness category, currently rated 4.8★ across 103,944 ratings. Initial signal reads as mostly critical sentiment so far: users flag rough edges and unmet expectations.
Quality Score is 78: Strong (healthy traction). For a Health & Fitness 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
$1.2M
per month
→
12-mo forecast
$1.3M – $2.0M
per month
→
24-mo forecast
$1.5M – $2.8M
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
Loading…
Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
ONE-TIME · BUILD
💰 Estimated build cost
$125K
↳ What it cost to build · not monthly revenue
Likely range $95K – $170K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Pays back in ~4.9y 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 (182 MB) | +$40K |
| ⚙ Health & Fitness complexity ×1.40 | +$36K |
Total estimate
$125K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$40K
↳ What it would sell for · not monthly revenue
Marketplace range $30K – $50K · 20× 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 |
| ⭐ ★ rating ≥ 4.7 (premium) | +15% |
| 🏷 Health & Fitness category multiple | +10% |
| ⭐ Mature user base (100K+ ratings) | +5% |
Final multiple
20× MRR
👥 Estimated audience size
7.2M
Lifetime downloads (US-equivalent)
Monthly active
1.6M
Daily active
540K
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
| 📲 Health & Fitness engagement | ~70 installs / rating |
| 🔁 Health & Fitness D30 retention | 22% |
| 📍 DAU / MAU stickiness | 0.35 |
DAU / MAU
35% sticky
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$1.2M/mo · ML-estimated from 234 triggers
Growth rate
+2.5% MoM · BIG tier baseline (compound monthly)
6 months
$1.2M – $1.6M
12 months
$1.3M – $2.0M
24 months
$1.5M – $2.8M
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
Concerning · 50/100BIG TIERbelow benchmarksGrowth Velocity
5.0
Founder Strength
3.0
Product Quality
9.5
Revenue Strength
6.1
Monetization Maturity
1.0
Defensibility
3.6
Market Position
2.0
Operational Safety
10.0
- 💰 Revenue: Healthy — $480K - $2640K/mo · BIG tier · medium-low confidence, trajectory unclear.
- ⭐ Quality: 4.75★ across 103,944 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 = $21.6M-$38.4M.
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 9 of 9 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| High install base (103,944 ratings)METRIC | +$12,000 | |
| Excellent rating (4.8★)METRIC | +$2,200 | |
| bugsREVIEW | −$1,800 | |
| 5 starREVIEW | +$1,800 | |
| cancelledREVIEW | −$1,500 | |
| highly recommendREVIEW | +$1,400 | |
| slowREVIEW | −$1,200 | |
| 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.
🆕 What's New · v3.8.1
Just a few minor updates and intergalactic tune-ups. If Stardust is helping you decode the mysteries of your cycle, leave us a rating and review—we love compliments.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Stardust Perioden Kalender
- Developer
- Stardust App LLC (New York)
- Bundle ID
- com.stardust.stardustapp
- App Store URL
- Open in App Store
- Category
- Health & Fitness
- Content rating
- 12+
- Languages
- EN, PT, ES
Company
- Website
- Not found
- Tagline
- Not found
- Description
- Women-built and data-encrypted, Stardust is the only period, hormone, ovulation & pregnancy app that blends science and astronomy to track your menstrual cycle.
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Not found
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- $375.0K ($300.0K – $450.0K)AI medium
- AI annual estimate
- $4.5M/yr
- ML model estimate / mo
- $2.1K/mo
- Top-grossing rank
- 🇦🇺#21 /100 🇬🇧#49 /100 🇨🇦#57 /100 🇺🇸#68 /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
- Socials
- instagram instagram.com/stardust/?hl=en · tiktok tiktok.com/@stardust.app
- Not found
- Phone
- Not found
- Contact page
- Not found
- About page
- stardust.app/about-us
✨AI Revenue EstimateCONFIDENCE: MEDIUM
The iOS app "Stardust Perioden Kalender" (also known as "Stardust Period Tracker" or "Stardust: Period & Pregnancy") by Stardust App LLC is estimated to generate between $300,000 and $450,000 in monthly revenue, leading to an annual estimate of approximately $4,500,000. One source reported 100,000 downloads and $300,000 revenue for the last month, while another estimated $450,000 in monthly revenue with 150,000 monthly installs.
Sources mentioned: Adapty, ScreensDesign Showcase, Apptopia, Superwall
📈Ratings growth103,944 ratings+25% lifetimeShow 3-year history estimate ▾
Tracked (16 weeks) Pre-tracking estimate (36 weeks) · model-based, ±5% noise · anchored to release date and current value
🌍Top Countries — Grossing Rank4 countries
🇦🇺AU#21 /100
🇬🇧GB#49 /100
🇨🇦CA#57 /100
🇺🇸US#68 /100
📊Category Rank Trajectory#21 now · best #20 · worst #100
Lower line = better rank · Estimate from ratings growth model · Lower position on chart = worse rank · Higher = top of chart
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
Stardust is a free period, pregnancy, and hormone tracker health app that teaches you how to work with the phases of your cycle. We integrate science, ancient wisdom, astronomy and AI to help you understand the magic of your cycle, track your experiences, manifest goals, and befriend your body.
Whether you are trying to predict your period or ovulation, get pregnant, track pregnancy, understand your symptoms, or just want to form a deeper connection to your body and see how your period syncs with the moon calendar, Stardust has you covered.… View full description on the official store →
Whether you are trying to predict your period or ovulation, get pregnant, track pregnancy, understand your symptoms, or just want to form a deeper connection to your body and see how your period syncs with the moon calendar, Stardust has you covered.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 182 MB🔞 12+📱 iOS 15.2+🔖 v3.8.1🔄 updated 0d ago🌐 EN, PT, ES📂 Health & Fitness💰 Free
📅
What Worked™ · Development Pipeline
10 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
⭐
Rating ↑ 3.61 → 4.75 (improved 1.14★)
2026-05
📈
Crossed 1,000 ratings — social-proof flywheel kicking in
2026-03
⭐
Rating ↑ 3.61 → 4.70 (improved 1.09★)
2026-03
📈
Crossed 500 ratings — social-proof flywheel kicking in
2025-11
📈
Crossed 100 ratings — social-proof flywheel kicking in
2025-10
📈
Crossed 50 ratings — social-proof flywheel kicking in
2025-10
📈
Crossed 10 ratings — social-proof flywheel kicking in
2025-10
⭐
Rating ↑ 1.50 → 2.67 (improved 1.17★)
2025-10
🚀
First tracked snapshot — initial data captured
2025-10
⭐
Rating ↓ 2.00 → 1.50 (dropped 0.50★)
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 4.72035★ | 8,997 | 4.72035★ this version |
| 🇧🇷 BR | 4.90276★ | 689 | 4.90276★ this version |
| 🇨🇦 CA | 4.70282★ | 12,064 | 4.70282★ this version |
| 🇩🇪 DE | 4.71253★ | 2,609 | 4.71253★ this version |
| 🇫🇷 FR | 4.803★ | 934 | 4.803★ this version |
| 🇬🇧 GB | 4.76117★ | 12,306 | 4.76117★ this version |
| 🇮🇳 IN | 4.77895★ | 570 | 4.77895★ this version |
| 🇯🇵 JP | 4.51647★ | 91 | 4.51647★ this version |
| 🇺🇸 US | 4.75562★ | 106,581 | 4.75562★ this version |
🔔
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for Stardust Perioden Kalender: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
About this analysis
Why high confidence: 103,944 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
4 answers · auto-generated from this app's public dataHow much does Stardust Perioden Kalender make per month?▴
Based on our ML-calibrated revenue forecast, Stardust Perioden Kalender earns approximately $2.1K/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 Stardust Perioden Kalender?▴
Browse the full Health & Fitness 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 Stardust Perioden Kalender?▴
Stardust Perioden Kalender is published by Stardust App LLC (New York) 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 Stardust Perioden Kalender's BU Score?▴
Stardust Perioden Kalender has a BU Score of 78/100 (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.