Internationale anrufe
60
Quality Score
Solid
Internationale anrufe
Medium confidence
✍️ bumetric analysis
“
Internationale anrufe is an iOS app from EFON INTERNATIONAL LIMITED in the Social Networking category, currently rated 4.8★ across 194 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Quality Score is 60: Solid (established niche player). For a Social Networking 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
$500
per month
→
12-mo forecast
$437 – $1575
per month
→
24-mo forecast
$405 – $3644
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
Loading…
Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
ONE-TIME · BUILD💰 Estimated build cost
$140K
↳ What it cost to build · not monthly revenue
Likely range $105K – $190K
$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 |
| 📦Asset bundle (94 MB) | +$17K |
| ⚙Social Networking complexity ×1.70 | +$47K |
| ⚙3.7y maintenance × ~1-person team | +$22K |
Total estimate$140K
👥 Estimated audience size
14K
Lifetime downloads (US-equivalent)
Monthly active
3.1K
Daily active
1.7K
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
| 📲Social Networking engagement | ~90 installs / rating |
| 📅3.7y of rating accumulation | -19% |
| 🔁Social Networking D30 retention | 25% |
| 📍DAU / MAU stickiness | 0.55 |
DAU / MAU55% sticky
🛠 Estimated tech stack
🍎
Native iOS (SwiftUI)
Medium confidence · 60%
Also possible
React NativeFlutter
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 | 94 MB |
| 🏷Category context | Social Networking |
| 📦Mid-large iOS bundle | → Likely native SwiftUI (post-2020 era) |
💀 Maintenance status
Active
15%
Last shipped 2026-05-22 · 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 |
| 👥Small user base (194 ratings) + 3.7y old | +10% (solo-project pattern) |
VerdictActive
🔬
How we forecast this revenue
LOW CONFIDENCEBaseline
$500/mo · ML-estimated from 234 triggers
Growth rate
+6.0% MoM · INDIE tier baseline (compound monthly)
Direction
Headwinds: low defensibility moat
6 months
$426 – $993
12 months
$437 – $1.6K
24 months
$405 – $3.6K
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
Early-stage solo · 42/100INDIE TIERexpected for tierGrowth Velocity
5.0
Founder Strength
2.9
Product Quality
6.7
Revenue Strength
2.7
Monetization Maturity
1.0
Defensibility
2.9
Market Position
2.0
Operational Safety
10.0
- 💰 Revenue: Marginal — $200 - $1250/mo · INDIE tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.82★ across 194 reviews — solid.
- 📍 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 = $9K-$16K.
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:
| Excellent rating (4.8★)METRIC | +$2,200 | |
| Multilingual (13 languages)METRIC | +$1,500 | |
| Established app (3y old)METRIC | +$800 | |
| Ad-supported / freemiumMETRIC | +$600 | |
| Early-stage install base (194 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.
App Specs
🔐 Own this app? Claim & verify MRR →💾 94 MB🔞 4+📱 iOS 15.6+🔖 v13.5.6🔄 updated 4d ago🌐 DA, NL, EN, FR, DE +8📂 Social Networking💰 Paid🚀 Launched 2022 (3y old)
📝 About this app
eFon is your boss when it comes to making long-distance calls. Experience a revolution in affordable telephony with our VoIP technology, allowing you to connect globally without breaking the bank.
With eFon, you can conveniently place high-quality international calls over an internet connection, right from your phone, with direct dialing to any destination.
Our transparent pricing ensures that you only pay for the calls you make, without any hidden fees or subscriptions. Plus, take advantage of our free call recording feature to preserve important conversations for the long haul.… View full description on the official store →
With eFon, you can conveniently place high-quality international calls over an internet connection, right from your phone, with direct dialing to any destination.
Our transparent pricing ensures that you only pay for the calls you make, without any hidden fees or subscriptions. Plus, take advantage of our free call recording feature to preserve important conversations for the long haul.… View full description on the official store →
🆕 What's New · v13.5.6
We’ve completely redesigned our app to make it more reliable and easier to use.
📅
What Worked™ · Development Pipeline
9 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
🔄
Monetization changed: freemium → free
2026-03
⭐
Rating ↑ 4.33 → 4.80 (improved 0.47★)
2026-03
📈
Crossed 50 ratings — social-proof flywheel kicking in
2025-01
📈
Crossed 10 ratings — social-proof flywheel kicking in
2024-10
⭐
Rating ↓ 4.20 → 3.67 (dropped 0.53★)
2024-05
⭐
Rating ↑ 3.67 → 4.00 (improved 0.33★)
2023-05
⭐
Rating ↑ 3.00 → 3.67 (improved 0.67★)
2023-04
⭐
Rating ↑ 1.00 → 3.00 (improved 2.00★)
2022-12
🚀
First tracked snapshot — initial data captured
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 4.94118★ | 17 | 4.94118★ this version |
| 🇧🇷 BR | 4.41667★ | 12 | 4.41667★ this version |
| 🇨🇦 CA | 4.67241★ | 58 | 4.67241★ this version |
| 🇩🇪 DE | 4.81038★ | 443 | 4.81038★ this version |
| 🇫🇷 FR | 4.85294★ | 136 | 4.85294★ this version |
| 🇬🇧 GB | 4.85714★ | 119 | 4.85714★ this version |
| 🇮🇳 IN | 4.42856★ | 14 | 4.42856★ this version |
| 🇯🇵 JP | 4.90909★ | 11 | 4.90909★ this version |
| 🇺🇸 US | 4.82653★ | 196 | 4.82653★ this version |
🔔
Track this app’s revenue
FREEGet an email when revenue moves by your threshold. No spam, unsubscribe in one click.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Internationale anrufe
- Developer
- EFON INTERNATIONAL LIMITED
- Bundle ID
- io.efon
- App Store URL
- Open in App Store
- Category
- Social Networking
- Content rating
- 4+
- Languages
- DA, NL, EN, FR, DE, IT, NB, PT, RU, ES, SV, TR, UK
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
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- ML model estimate / mo
- $86/mo
- Top-grossing rank
- Outside top 100 in US Social Networking
- 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 growth196 ratings+19500% lifetimeShow 3-year history estimate ▾
Tracked (15 weeks) Pre-tracking estimate (35 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.
🚀Version Release Timeline2 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.
📝 Description
95
BU Score · Transcendent
❓ Frequently Asked Questions
Who is the author of The ?
The author is , a prominent figure in the study of occult philosophy and esoteric traditions.
What is the main theme of the book?
The main theme is the esoteric interpretation of the Book of Revelation, focusing on the mystical and symbolic meanings hidden within the text.
Why is this book important for modern esoteric seekers?
This book is important because it bridges ancient wisdom with contemporary spiritual practices, providing valuable insights into the esoteric traditions that have influenced Western spirituality.
Similar apps in Social Networking
Full revenue analysis
Read the article-style breakdown for Internationale anrufe: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
About this analysis
Why medium confidence: 194 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
9 answers · auto-generated from this app's public dataHow much does Internationale anrufe make per month?▴
Based on our ML-calibrated revenue forecast, Internationale anrufe earns approximately $86/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 Internationale anrufe profitable?▴
With estimated build cost $140K and monthly revenue $86, Internationale anrufe 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 Internationale anrufe have?▴
Estimated audience: ~14K lifetime downloads, ~3K monthly active users, and ~1K 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 Internationale anrufe?▴
Browse the full Social Networking 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 Internationale anrufe built with?▴
Our heuristic places Internationale anrufe on the Native iOS (SwiftUI) 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 Internationale anrufe still actively maintained?▴
Maintenance status: Active (15% 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 Internationale anrufe last updated?▴
Internationale anrufe last shipped a new version on 2026-05-22 — less than a month ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes Internationale anrufe?▴
Internationale anrufe is published by EFON INTERNATIONAL LIMITED 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 Internationale anrufe's BU Score?▴
Internationale anrufe 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.