Telefonieren im Ausland: Telz
71
Quality Score
Strong
Telefonieren im Ausland: Telz
by Nettia OY
Medium confidence
✍️ bumetric analysis
“
Telefonieren im Ausland: Telz is an iOS app from Nettia OY in the Social Networking category, currently rated 4.4★ across 2,517 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Quality Score is 71: Strong (healthy traction). For a Social Networking 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
$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
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
📈
Pays back in ~8 months 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 (131 MB) | +$32K |
| ⚙ Social Networking complexity ×1.70 | +$58K |
Total estimate
$140K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$325K
↳ What it would sell for · not monthly revenue
Marketplace range $225K – $400K · 17× MRR multiple
💸
~2.3× 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 |
| ⭐ ★ rating ≥ 4.4 (solid) | +8% |
| 🏷 Social Networking category multiple | +5% |
Final multiple
17× MRR
👥 Estimated audience size
225K
Lifetime downloads (US-equivalent)
Monthly active
56K
Daily active
30K
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 |
| 🔁 Social Networking D30 retention | 25% |
| 📍 DAU / MAU stickiness | 0.55 |
DAU / MAU
54% sticky
🔬
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 peersGrowth Velocity
5.0
Founder Strength
5.3
Product Quality
8.0
Revenue Strength
3.7
Monetization Maturity
1.0
Defensibility
4.5
Market Position
2.0
Operational Safety
10.0
- 💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.43★ across 2,517 reviews — strong (top 10%).
- 📍 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. Portfolio play ($18K/mo combined) commands premium.
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 10 of 10 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| premiumREVIEW | +$2,200 | |
| 5 starREVIEW | +$1,800 | |
| Low install base (2,517 ratings)METRIC | +$1,500 | |
| Mature app (11y old)METRIC | +$1,500 | |
| Multilingual (32 languages)METRIC | +$1,500 | |
| highly recommendREVIEW | +$1,400 | |
| slowREVIEW | −$1,200 | |
| too expensiveREVIEW | −$1,000 | |
| Good rating (4.4★)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 · v17.0.45
Thank you for using the VoIP international calling app Telz!
Fixes:
- Minor fixes to Onboarding
This update includes improvements to the user experience for tourists traveling between countries.
Please send all errors and suggestions to support@telz.com.
Fixes:
- Minor fixes to Onboarding
This update includes improvements to the user experience for tourists traveling between countries.
Please send all errors and suggestions to support@telz.com.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Telefonieren im Ausland: Telz
- Developer
- Nettia OY
- Bundle ID
- com.nettia.nettiaiphone
- App Store URL
- Open in App Store
- Category
- Social Networking
- Content rating
- 4+
- Languages
- AR, BG, CA, CS, DA, NL, EN, ET, FI, FR, DE, EL, HU, IT, JA, KO, LV, LT, MS, NB, PL, PT, RO, RU, ZH, ES, SV, TH, ZH, TR, UK, VI
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
- $18.5K/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 growth2,534 ratings+31575% lifetimeShow 3-year history estimate ▾
Tracked (58 weeks) Pre-tracking estimate (33 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.
🚀Update Frequency · Releases per Quarter5 releases tracked
🚀Version Release Timeline5 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
Telz makes phone international calling affordable, helping you stay connected with family and friends around the world.
CHEAP INTERNATIONAL CALL
Telz offers free installs and international calling app with no hidden fees and completely transparent per-minute pricing. You’ll always see the final cost upfront, and your balance never expires. With rates starting at just a few cents per minute, calls has never been easier!
PREMIUM QUALITY PHONE CALLS… View full description on the official store →
CHEAP INTERNATIONAL CALL
Telz offers free installs and international calling app with no hidden fees and completely transparent per-minute pricing. You’ll always see the final cost upfront, and your balance never expires. With rates starting at just a few cents per minute, calls has never been easier!
PREMIUM QUALITY PHONE CALLS… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 131 MB🔞 4+📱 iOS 13.0+🔖 v17.0.45🔄 updated 0d ago🌐 AR, BG, CA, CS, DA +27📂 Social Networking💰 Paid
📅
What Worked™ · Development Pipeline
14 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 →
2026-07
🔧
Shipped update — v17.0.44 → v17.0.45
→ 30 days after: revenue +$12.6K/mo high confidence
2026-06
🔧
Shipped update — v17.0.43 → v17.0.44
→ 30 days after: revenue +$12.6K/mo high confidence
2026-06
🔧
Shipped update — v17.0.42 → v17.0.43
→ 30 days after: revenue +$12.6K/mo · reviews +5 high confidence
2026-05
🔧
Shipped update — v17.0.40 → v17.0.42
→ 30 days after: reviews +9 high confidence
2026-05
⭐
Rating ↑ 3.81 → 4.43 (improved 0.62★)
2026-05
📈
Crossed 50 ratings — social-proof flywheel kicking in
2026-03
📈
Crossed 50 ratings — social-proof flywheel kicking in
2026-03
⭐
Rating ↑ 3.79 → 4.40 (improved 0.61★)
2018-08
📈
Crossed 10 ratings — social-proof flywheel kicking in
2016-12
⭐
Rating ↑ 1.00 → 4.33 (improved 3.33★)
2016-12
⭐
Rating ↑ 3.67 → 4.00 (improved 0.33★)
→ 30 days after: revenue +$663/mo · rating +3.33★ · reviews +5 low · multiple changes
2016-12
⭐
Rating ↑ 3.00 → 3.67 (improved 0.67★)
→ 30 days after: revenue +$663/mo · rating +3.33★ · reviews +5 low · multiple changes
2016-12
⭐
Rating ↑ 1.00 → 3.00 (improved 2.00★)
→ 30 days after: revenue +$663/mo · rating +3.33★ · reviews +5 low · multiple changes
2015-07
🚀
First tracked snapshot — initial data captured
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 4.27586★ | 116 | 4.27586★ this version |
| 🇧🇷 BR | 4.51429★ | 140 | 4.51429★ this version |
| 🇨🇦 CA | 4.46767★ | 464 | 4.46767★ this version |
| 🇩🇪 DE | 4.37789★ | 995 | 4.37789★ this version |
| 🇫🇷 FR | 4.42134★ | 1,087 | 4.42134★ this version |
| 🇬🇧 GB | 4.45007★ | 711 | 4.45007★ this version |
| 🇮🇳 IN | 4.44783★ | 853 | 4.44783★ this version |
| 🇯🇵 JP | 4.52047★ | 171 | 4.52047★ this version |
| 🇺🇸 US | 4.43449★ | 2,534 | 4.43449★ this version |
🔔
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for Telefonieren im Ausland: Telz: 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: 2,517 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
4 answers · auto-generated from this app's public dataHow much does Telefonieren im Ausland make per month?▴
Based on our ML-calibrated revenue forecast, Telefonieren im Ausland earns approximately $18K/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 Telefonieren im Ausland?▴
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.
Who makes Telefonieren im Ausland?▴
Telefonieren im Ausland is published by Nettia OY 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 Telefonieren im Ausland's BU Score?▴
Telefonieren im Ausland has a BU Score of 71/100 (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.