Robokiller: Spam Call Blocker
78
Quality Score
Strong
Robokiller: Spam Call Blocker
High confidence
✍️ bumetric analysis
“
Robokiller: Spam Call Blocker is an iOS app from Mosaic S.r.l. in the Utilities category, currently rated 4.5★ across 413,428 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 Utilities 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
$997K
per month
→
12-mo forecast
$1.1M – $1.6M
per month
→
24-mo forecast
$1.3M – $2.3M
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
$75K
↳ What it cost to build · not monthly revenue
Likely range $55K – $100K
$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 (194 MB) | +$40K |
| ⚙ Utilities complexity ×0.85 | $-13575 |
Total estimate
$75K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$150K
↳ What it would sell for · not monthly revenue
Marketplace range $100K – $175K · 15× MRR multiple
💸
~2.0× 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% |
| 🏷 Utilities category multiple | -10% |
| ⭐ Mature user base (100K+ ratings) | +5% |
Final multiple
15× MRR
👥 Estimated audience size
82.5M
Lifetime downloads (US-equivalent)
Monthly active
16.5M
Daily active
3.3M
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
| 📲 Utilities engagement | ~200 installs / rating |
| 🔁 Utilities D30 retention | 20% |
| 📍 DAU / MAU stickiness | 0.20 |
DAU / MAU
20% sticky
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$997K/mo · ML-estimated from 234 triggers
Growth rate
+2.5% MoM · BIG tier baseline (compound monthly)
6 months
$983K – $1.3M
12 months
$1.1M – $1.6M
24 months
$1.3M – $2.3M
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
7.5
Product Quality
9.0
Revenue Strength
6.0
Monetization Maturity
1.0
Defensibility
7.5
Market Position
2.0
Operational Safety
10.0
- 💰 Revenue: Healthy — $398K - $2194K/mo · BIG tier · medium-low confidence, trajectory unclear.
- ⭐ Quality: 4.5★ across 413,428 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 = $18.0M-$31.9M.
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 12 of 12 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| High install base (413,428 ratings)METRIC | +$12,000 | |
| Paid app ($0.00)METRIC | +$2,800 | |
| Excellent rating (4.5★)METRIC | +$2,200 | |
| worth every pennyREVIEW | +$2,000 | |
| bugsREVIEW | −$1,800 | |
| 5 starREVIEW | +$1,800 | |
| cancelledREVIEW | −$1,500 | |
| Mature app (10y old)METRIC | +$1,500 | |
| highly recommendREVIEW | +$1,400 | |
| slowREVIEW | −$1,200 | |
| too expensiveREVIEW | −$1,000 | |
| support teamREVIEW | +$900 |
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 · v24.7.55
Hello users!
"With great power comes great responsibility" - and the power to block spam calls is definitely a great one! We've improved the app with bug fixes to make sure it keeps working perfectly for you.
If you're enjoying a quieter phone, let us know with a review!… Full release notes →
"With great power comes great responsibility" - and the power to block spam calls is definitely a great one! We've improved the app with bug fixes to make sure it keeps working perfectly for you.
If you're enjoying a quieter phone, let us know with a review!… Full release notes →
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Robokiller: Spam Call Blocker
- Developer
- Mosaic S.r.l.
- Bundle ID
- co.robokiller.app
- App Store URL
- Open in App Store
- Category
- Utilities
- Content rating
- 4+
- Languages
- EN, IT, ES
Company
- Website
- Not found
- Tagline
- Block 99% of spam calls & texts
- Description
- Block 99% of spam calls and texts with the leading spam call blocker app. Create a world without spam calls and get some sweet revenge along the way!
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Not found
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- $1.0M ($700.0K – $1.7M)AI medium
- AI annual estimate
- $12.0M/yr
- ML model estimate / mo
- $9.2K/mo
- Top-grossing rank
- 🇺🇸#12 /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
- Not found
- Not found
- Phone
- Not found
- Contact page
- robokiller.com/contact-us
- About page
- robokiller.com/about
✨AI Revenue EstimateCONFIDENCE: MEDIUM
Robokiller: Spam Call Blocker's estimated monthly revenue for its iOS app in the US ranges from $700,000 to $1,700,000, with a recent estimate pointing to approximately $1,000,000 per month. This suggests an annual revenue of around $12,000,000.
Sources mentioned: Sensor Tower, Adapty
📈Ratings growth413,428 ratings+-8% lifetimeShow 3-year history estimate ▾
Tracked (29 weeks) Pre-tracking estimate (36 weeks) · model-based, ±5% noise · anchored to release date and current value
🗺️Geographic Distribution1 of 9 markets
🇺🇸
US
Top-grossing rank: #12 / 100
Other markets
Outside top 100
in US, GB, DE, FR, JP, CA, AU, BR, IN
in US, GB, DE, FR, JP, CA, AU, BR, IN
This app currently ranks in only one of the 9 markets we monitor. Niche or regional apps often launch this way before global rollout. Rankings update daily.
📊Category Rank Trajectory#12 now · best #11 · worst #100
Lower line = better rank · Estimate from ratings growth model · Lower position on chart = worse rank · Higher = top of chart
🚀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.
📝 About this app
Eliminate up to 99% of spam calls with Robokiller. Robokiller’s global database of 1.4 Billion analyzed calls instantly protects you from known phone scams. Our patented audio fingerprinting technology uses machine learning to stop your phone from ringing with annoying, unwanted calls. You can live life spam-call-free® and never miss a legitimate phone call again.
But wait – there's more: Robokiller doesn't just block robocallers and spammers, we annoy the hell out of them, too.… View full description on the official store →
But wait – there's more: Robokiller doesn't just block robocallers and spammers, we annoy the hell out of them, too.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 194 MB🔞 4+📱 iOS 15.0+🔖 v24.7.55🔄 updated 0d ago🌐 EN, IT, ES📂 Utilities💰 Paid
📅
What Worked™ · Development Pipeline
12 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
🔧
Shipped update — v24.7.54 → v24.7.55
2026-05
🔄
Monetization changed: paid → free
2026-03
⭐
Rating ↑ 2.60 → 4.50 (improved 1.90★)
2026-03
📈
Crossed 1,000 ratings — social-proof flywheel kicking in
2026-03
📈
Crossed 500 ratings — social-proof flywheel kicking in
2025-10
📈
Crossed 100 ratings — social-proof flywheel kicking in
2025-09
📈
Crossed 50 ratings — social-proof flywheel kicking in
2025-09
📈
Crossed 10 ratings — social-proof flywheel kicking in
2025-09
⭐
Rating ↑ 2.43 → 2.75 (improved 0.32★)
2025-09
⭐
Rating ↓ 3.00 → 2.50 (dropped 0.50★)
2025-09
🚀
First tracked snapshot — initial data captured
2025-09
⭐
Rating ↑ 2.00 → 3.50 (improved 1.50★)
🌍
Multi-Country Performance
Available in 7 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇧🇷 BR | 2.86275★ | 51 | 2.86275★ this version |
| 🇨🇦 CA | 3.75891★ | 954 | 3.75891★ this version |
| 🇩🇪 DE | 3.93333★ | 15 | 3.93333★ this version |
| 🇫🇷 FR | 4.70587★ | 17 | 4.70587★ this version |
| 🇬🇧 GB | 4.39024★ | 41 | 4.39024★ this version |
| 🇮🇳 IN | 3.91111★ | 45 | 3.91111★ this version |
| 🇺🇸 US | 4.5046★ | 413,531 | 4.5046★ this version |
🔔
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for Robokiller: Spam Call Blocker: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
More by Mosaic S.r.l.
View all →📦 Portfolio summaryMID studio
23apps·$103K/mocombined
✓ Diversified — top app contributes 23%; risk spread across portfolio
Similar apps in Utilities
About this analysis
Why high confidence: 413,428 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
4 answers · auto-generated from this app's public dataHow much does Robokiller make per month?▴
Based on our ML-calibrated revenue forecast, Robokiller earns approximately $9.2K/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 Robokiller?▴
Browse the full Utilities 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 Robokiller?▴
Robokiller is published by Mosaic S.r.l. 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 Robokiller's BU Score?▴
Robokiller 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.