GSM Signal Monitor & SIM Info
60
Quality Score
Solid
✍️ Bumetric analysis
“
GSM Signal Monitor & SIM Info is an Android app from VMSoft in the Tools category, currently rated 4.2★ across 3,916 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Quality Score is 60: Solid (established niche player). For a Tools 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
$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
1 snapshots on record
Rating
4.2
Reviews
3,916 reviews
Forecast Revenue / mo
$5.0K
Snapshots tracked
1
since Sep 2026
ONE-TIME · BUILD
💰 Estimated build cost
$160K
↳ What it cost to build · not monthly revenue
Likely range $120K – $215K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Pays back in ~2.7y 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 |
| 💎 In-app purchase plumbing | +$9K |
| ⚙ Tools complexity ×0.90 | $-5949 |
| 🌐 Cross-platform reach (iOS + Android) | +$29K |
| ⚙ 12.7y maintenance × ~1-person team | +$75K |
Total estimate
$160K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$150K
↳ What it would sell for · not monthly revenue
Marketplace range $125K – $200K · 31× MRR multiple
💸
~0.9× build cost (under-water)
Synthetic estimate. Multiple band derived from iap / freemium model + 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
| 💎 IAP / freemium model base | 28× MRR |
| 📅 12.7y proven track record | +20% |
| 🏷 Tools category multiple | -8% |
Final multiple
31× MRR
👥 Estimated audience size
520K
Lifetime downloads (US-equivalent)
Monthly active
41K
Daily active
7.3K
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
| 📲 Tools engagement | ~190 installs / rating |
| 📅 12.7y of rating accumulation | -30% |
| 🔁 Tools D30 retention | 22% |
| 📍 DAU / MAU stickiness | 0.18 |
DAU / MAU
18% sticky
🛠 Estimated tech stack
🤖
Native Android (Kotlin)
High confidence · 80%
Also possible
Flutter
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
| 🏷 Category context | Tools |
| 📦 Compact Android bundle | → Native Kotlin |
💀 Maintenance status
Slowing
30%
Last shipped 2026-03-28 · 180 days ago
0 · Active
50 · At risk
100 · 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
| 📅 6 months since last update | Slowing cadence |
Verdict
Slowing
🔬
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
Building · 58/100MID TIERcompetitive build-outGrowth Velocity
5.0
Founder Strength
5.4
Product Quality
7.6
Revenue Strength
3.7
Monetization Maturity
5.0
Defensibility
10.0
Market Position
0.0
Operational Safety
10.0
- 💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.21★ across 3,916 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: Strong subscription moat. Hard to outcompete on retention. Better angle: free alternative with one-time purchase, or feature parity for an underserved sub-niche.
💵 For acquirers: Estimated asking range 18-32× monthly = $90K-$160K.
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 4 of 4 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Low install base (3,916 ratings)METRIC | +$1,500 | |
| Mature app (12y old)METRIC | +$1,500 | |
| Good rating (4.2★)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.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- GSM Signal Monitor & SIM Info
- Developer
- VMSoft
- Bundle ID
- paskov.biz.noservice
- App Store URL
- Open in App Store
- Category
- Tools
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- getsignal.app
- Tagline
- Not found
- Description
- Not found
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Not found
Revenue
- Reported revenue signal / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- Model estimate / mo
- $5.0K/mo
- Top-grossing rank
- Not found
- All-time revenue
- Not found
- Pricing
- $0.99 - $4.49 per item
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.
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
Ever wanted to call someone, but your phone has no GSM coverage?
Or you are living / working in a low signal area?
'GSM Signal Monitor' monitors the phone (or tablet with SIM card) signal strength and alerts you when you are out of service or in a low signal zone.
No signal / low signal alerts include: voice notifications, vibration, notification on the device screen and playing a ringtone. You can personalize how you get notified in the app settings.
'GSM Signal Monitor' can also notify you when the signal is restored, your mobile data is lost you are in a roaming area.… View full description on the official store →
Or you are living / working in a low signal area?
'GSM Signal Monitor' monitors the phone (or tablet with SIM card) signal strength and alerts you when you are out of service or in a low signal zone.
No signal / low signal alerts include: voice notifications, vibration, notification on the device screen and playing a ringtone. You can personalize how you get notified in the app settings.
'GSM Signal Monitor' can also notify you when the signal is restored, your mobile data is lost you are in a roaming area.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →🔖 v1.6.27🔄 updated 6mo ago📂 Tools💰 Free📺 Ad-supported💎 IAP $0.99 - $4.49 per item🚀 Launched 2014 (12y old)
🔔
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for GSM Signal Monitor & SIM Info: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
More by VMSoft
View all →📦 Portfolio summaryMID studio
9apps·$726K/mocombined
⚠ Concentrated — top app contributes 96% of combined revenue (single-app dependency)
About this analysis
Why medium confidence: 3,916 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
10 answers · auto-generated from this app's public dataHow much does GSM Signal Monitor & SIM Info make per month?▴
Based on our ML-calibrated revenue forecast, GSM Signal Monitor & SIM Info earns approximately $5.0K/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 GSM Signal Monitor & SIM Info profitable?▴
With estimated build cost $160K and monthly revenue $5.0K, GSM Signal Monitor & SIM Info looks break-even-grade — payback period sits around 2.7 years. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
How many users does GSM Signal Monitor & SIM Info have?▴
Estimated audience: ~520K lifetime downloads, ~41K monthly active users, and ~7K 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 GSM Signal Monitor & SIM Info?▴
Browse the full Tools 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 GSM Signal Monitor & SIM Info built with?▴
Our heuristic places GSM Signal Monitor & SIM Info on the Native Android (Kotlin) stack (High confidence, 80%). Signals: app bundle size, category context, store-description markers, release-date era. We don't disassemble binaries. Alternative possibilities: Flutter.
Is GSM Signal Monitor & SIM Info still actively maintained?▴
Maintenance status: Slowing (30% abandonment risk). Last shipped version was 6 months ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
How much would GSM Signal Monitor & SIM Info sell for?▴
Estimated acquisition value: $150K (marketplace range $125K – $200K). Calculated as 31× monthly revenue using the standard multiple for the detected monetization model + adjustments for age, rating quality and category demand. Calibrated against 2024-2026 Flippa / Acquire.com / MicroAcquire closed-deal medians.
When was GSM Signal Monitor & SIM Info last updated?▴
GSM Signal Monitor & SIM Info last shipped a new version on 2026-03-28 — 6 months ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes GSM Signal Monitor & SIM Info?▴
GSM Signal Monitor & SIM Info is published by VMSoft on the Google Play 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 GSM Signal Monitor & SIM Info's BU Score?▴
GSM Signal Monitor & SIM Info 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.