29K iOS Apps Tracked Updated 3 min ago Revenue Forecasts
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Quality Score
Solid

Who: True Caller ID & Block

3.5 ✍️ Editor
✍️ bumetric analysis

Who: True Caller ID & Block is an iOS app from RD LABS LLC in the Utilities category, currently rated 3.5★ across 596 ratings. Initial signal reads as mostly critical sentiment so far: users flag rough edges and unmet expectations.

Quality Score is 59: Solid (established niche player). For a Utilities 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.

💰 Revenue · today and ahead
Today
$5.0K/mo
In 12 months
$5.2K – $10.8K
In 24 months
$6.4K – $19.2K
MID tierSUBSCRIPTION
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📊 Performance Tracking LIVE

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idle
0%
Rating
Reviews
Forecast Revenue / mo
Snapshots tracked
0
since first record
🔬

How we forecast this revenue

MEDIUM CONFIDENCE
Baseline
$5.0K/mo · ML-estimated from 234 triggers
Growth rate
+4.0% MoM · MID tier baseline (compound monthly)
Direction
Tailwinds: monetization model proven
Headwinds: rating drift may slow acquisition
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 · 43/100MID TIERSUBSCRIPTIONunderperforming peers
RevenueQualityMarketGrowthMoatSafetyFounderMonetiz.
Revenue Strength
3.7
Product Quality
3.5
Market Position
2.0
Growth Velocity
5.0
Defensibility
5.8
Operational Safety
0.0
Founder Strength
5.1
Monetization Maturity
9.5
  • 💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
  • ⭐ Quality: 3.54★ across 596 reviews — weak — significant quality concerns.
  • 📍 Market: Not yet charting in any of the 9 monitored markets.
  • 📈 Growth: dev shipping weekly.
  • ⚠️ Risk: High — scam/fraud mentions detected, rating drift -2.42 ★ (recent 50 vs lifetime).
🎯 For competitors: Vulnerable. Quality drift + slow updates create a clear opening for a fresh competitor with active dev cadence.
💵 For acquirers: Estimated asking range 12-22× monthly = $60K-$110K. Portfolio play ($13K/mo combined) commands premium. Discount applied for operational risk..
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.
🗣

Voice of Customer

Based on 145 reviews across 3 markets
● 42% positive  ·  ● 12% neutral  ·  ● 46% negative  ·  Rating drift: -2.42★ (declining — recent 50: 1.12★ vs lifetime: 3.54★)
−10+12021-Q22023-Q32024-Q12024-Q22024-Q32024-Q42025-Q12025-Q22025-Q32025-Q42026-Q1
VADER compound sentiment per quarter (−1 = fully negative, +1 = fully positive). Each point ≥ 5 reviews.
Sentiment by country (−1 to +1)
🇺🇸 US
+0.00
🇦🇺 AU
-0.06
🇬🇧 GB
-0.12
Top praise themes
spam calls ×4 scam call ×3 number ×9 phone ×8 thanks ×6 calling ×6 unknown ×5 answer ×4
Top complaint themes
off phone ×15 phone number ×11 don download ×7 deleted account ×7 sending messages ×6 deleting account ×6 after deleting ×6 won away ×6
Risk signals
Refund mentions: 1.4% Subscription complaints: 5% Fraud / scam mentions: 15.9%
🌍

Multi-Country Performance

Available in 9 of 9 monitored markets
MarketRatingReviewsCurrent version
🇺🇸 US3.53859★5963.53859★ this version
🇬🇧 GB4★524★ this version
🇩🇪 DE3★23★ this version
🇫🇷 FR3★13★ this version
🇯🇵 JP0★0
🇨🇦 CA4.33333★424.33333★ this version
🇦🇺 AU2.33333★62.33333★ this version
🇧🇷 BR4★24★ this version
🇮🇳 IN4.35714★144.35714★ this version
Range:

💰 Forecast Revenue / mo

MODEL
Revenue 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 8 of 8 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
cancelledREVIEW
−$1,500
excellent appREVIEW
+$1,500
Multilingual (43 languages)METRIC
+$1,500
highly recommendREVIEW
+$1,400
support teamREVIEW
+$900
Established app (5y old)METRIC
+$800
Ad-supported / freemiumMETRIC
+$600
Early-stage install base (596 ratings)METRIC
+$400
METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)

📈 Reviews Growth

LIVE
Cumulative review count from first BU snapshot. Each point = a tracked update.

⭐ Rating Trend

LIVE
Average rating evolution. Updates with each new review batch.
App Specs
🔐 Own this app? Claim & verify MRR →
💾 300 MB🔞 4+📱 iOS 13.0+🔖 v13.2🔄 updated 1w ago🌐 AR, HY, BN, BG, CS +38📂 Utilities💰 Paid🚀 Launched 2021 (5y old)

📝 About this app

With WHO app you can identify every caller, block nuisance calls and texts, and look up unknown numbers in seconds. Powered by machine‑learning and millions of community reports, WHO keeps your phone safe, quiet and in your control.

#1 CALLER ID & SPAM BLOCKING APP


• Instantly spot spam, fraud and nuisance calls before you answer
• Search and manage previously identified calls directly in the Phone app
• Enjoy the most accurate spam‑call blocker for iPhone
• Activate WHO in Settings › Phone › Call Blocking & Identification
• Some advanced features require a paid subscription… View full description on the official store →

🆕 What's New · v13.2

This update brings you a smoother, simpler app experience:
- Enjoy better stability and more accurate search.
- Get help faster with the new in-app FAQ.
- Manage subscriptions easily with clearer screens and reminders.
- Our pricing is now fairer and more consistent.

Profile & Insights

Everything we know — and don't — about this app and its company.

Identification

App name
Who: True Caller ID & Block
Developer
RD LABS LLC
Bundle ID
com.highlandlaps.who-spam
App Store URL
Open in App Store
Category
Utilities
Content rating
4+
Languages
AR, HY, BN, BG, CS, DA, NL, EN, FI, FR, DE, EL, GU, HE, HI, HU, ID, IT, JA, KN, KK, KO, KY, MS, ML, MR, NB, PL, PT, PA, RO, RU, SK, ES, SV, TA, TE, TH, ZH, TR, UK, UZ, 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
OG image

Revenue

Verified revenue / mo
Not found
AI revenue estimate / mo
Not found
AI annual estimate
Not found
ML model estimate / mo
$13.3K/mo
Top-grossing rank
Outside top 100 in US Utilities
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.
Recent App Store Reviews49 latest · avg 1.12★ · 2.0% 5★ · 95.9% 1★
5★
1 (2%)
4★
0 (0%)
3★
1 (2%)
2★
0 (0%)
1★
47 (96%)
+6 ratings/week
Praise: amazing ×1 great ×1 recommend ×1Complaints: scam ×8 subscription ×5 terrible ×3 worst ×2 crash ×1
Top positive
★☆☆☆☆ Can’t delete from phone
This seems shady. I don’t know how it got on my phone but now I can’t take it off. I want this off my phone and to stop using the voicemail assigned. I get no messages because it is so confusing to the messenger!! Highly not recommended.…
★★★☆☆ Issues
I really like the concept of this app..and mostly works..no one can leave me a message though and I contacted support. Support got back to me quickly…went back and forth with them hoping for a fix…in the end they told me to dial 73 to deact…
Top negative
★☆☆☆☆ App closes immediately after opening
The app has not been working for a while. As soon as I open it, it crashes immediately. I tried all possible solutions such as updating, deleting, and reinstalling the app, but the problem still persists. Every time I open it, it works for …
★☆☆☆☆ DON’T USE THIS APP
I don’t even know where to start with this app. I never signed up for it, yet somehow it has my phone number and is using it like I gave permission. That alone is a huge red flag. The app itself is a complete mess—nothing works the way it …
📈Ratings growth596 ratings+75% lifetimeShow 3-year history estimate ▾May 2023May 2025May 2026
Tracked (51 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.
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.

Similar apps in Utilities

Full revenue analysis
Read the article-style breakdown for Who: True Caller ID & Block: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
Read deep-dive →