17
Quality Score
Niche
BuildersCalcsPro
✍️ bumetric analysis
“
BuildersCalcsPro is an iOS app from Robert Thompson in the Utilities category, currently rated 1.4★ across 5 ratings. Initial signal reads as mostly critical sentiment so far: users flag rough edges and unmet expectations.
Quality Score is 17: Niche (micro-niche or pre-traction stage). For a Utilities app, that means micro-niche or pre-traction stage. 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 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
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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 |
| ⚙Utilities complexity ×0.85 | $-7575 |
| ⚙15.9y maintenance × ~1-person team | +$95K |
Total estimate$140K
🛠 Estimated tech stack
🍎
Native iOS (Swift / UIKit)
High confidence · 80%
Also possible
Native iOS (SwiftUI)
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 | 8 MB |
| 🏷Category context | Utilities |
| 📦Compact iOS bundle | → Native Swift / UIKit (pre-2020 era) |
💀 Maintenance status
At risk
60%
Last shipped 2025-06-09 · 348 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
| 📅11 months since last update | Concerning gap |
| 👥Small user base (5 ratings) + 15.9y old | +10% (solo-project pattern) |
VerdictAt risk
🔬
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)
Direction
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
Stalled · 37/100MID TIERno growth momentumGrowth Velocity
5.0
Founder Strength
4.1
Product Quality
1.1
Revenue Strength
3.7
Monetization Maturity
1.0
Defensibility
6.0
Market Position
2.0
Operational Safety
7.0
- 💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
- ⭐ Quality: 1.4★ across 5 reviews — weak — significant quality concerns.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: last update 348d ago — slow cadence.
- ⚠️ Risk: Moderate — 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.
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:
| Paid app ($0.00)METRIC | +$2,800 | |
| Below-average rating (1.4★)METRIC | −$1,500 | |
| Mature app (15y old)METRIC | +$1,500 | |
| Single-language (English only)METRIC | −$400 | |
| Pre-traction phase (5 ratings)METRIC | −$300 |
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 →💾 8 MB🔞 4+📱 iOS 17.6+🔖 v1.15🔄 updated 11mo ago🌐 EN📂 Utilities💰 Paid🚀 Launched 2010 (15y old)
📝 About this app
BuilderscalcsPro is possibly the only IPhone App you will need for all your calculations in Most Building Trades and DIY projects.
It combines all your needs into 1 App and there's no need to be a Scientist or expert Mathematician to use it because of the ease
of use and simple to understand Interface. There's also a brilliant VAT calculator and even a game you can play to rest your brain.
Main Programs Include.
CONCRETE Quantities
FLOOR SLAB
*Aggregate
*Sand
*Cement
FOUNDATIONS
*Aggregate
*Sand
*Cement
RENDERING & PLASTERING
*Mortar
*Sand
*Cement
*Plaster
BRICK & BLOCKWORK… View full description on the official store →
It combines all your needs into 1 App and there's no need to be a Scientist or expert Mathematician to use it because of the ease
of use and simple to understand Interface. There's also a brilliant VAT calculator and even a game you can play to rest your brain.
Main Programs Include.
CONCRETE Quantities
FLOOR SLAB
*Aggregate
*Sand
*Cement
FOUNDATIONS
*Aggregate
*Sand
*Cement
RENDERING & PLASTERING
*Mortar
*Sand
*Cement
*Plaster
BRICK & BLOCKWORK… View full description on the official store →
🆕 What's New · v1.15
small issue with re calculation fixed
📅
What Worked™ · Development Pipeline
5 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
💲
Went paid — introduced $2.99 price point
2026-05
⭐
Rating ↓ 4.00 → 1.40 (dropped 2.60★)
2026-03
⭐
Rating ↑ 1.33 → 4.00 (improved 2.67★)
2010-07
⭐
Rating ↓ 2.00 → 1.50 (dropped 0.50★)
2010-07
🚀
First tracked snapshot — initial data captured
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 0★ | 0 | — |
| 🇧🇷 BR | 0★ | 0 | — |
| 🇨🇦 CA | 0★ | 0 | — |
| 🇩🇪 DE | 0★ | 0 | — |
| 🇫🇷 FR | 0★ | 0 | — |
| 🇬🇧 GB | 4★ | 1 | 4★ this version |
| 🇮🇳 IN | 0★ | 0 | — |
| 🇯🇵 JP | 0★ | 0 | — |
| 🇺🇸 US | 1.4★ | 5 | 1.4★ this version |
🔔
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Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- BuildersCalcsPro
- Developer
- Robert Thompson
- Bundle ID
- com.buildcalcs.BuildersCalcsPro
- App Store URL
- Open in App Store
- Category
- Utilities
- Content rating
- 4+
- Languages
- EN
Company
- Website
- Not found
- Tagline
- Builders Calculators Home Screen
- Description
- Not found
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Not found
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 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.
📈Ratings growth5 ratings+400% lifetimeShow 3-year history estimate ▾
Tracked (5 weeks) Pre-tracking estimate (36 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.
💰Pricing History$0.00 → $2.99 (+0%)
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.
More by Robert Thompson
View all →📦 Portfolio summaryINDIE studio
3apps·$258/mocombined
✓ Diversified — top app contributes 33%; risk spread across portfolio
Similar apps in Utilities
Full revenue analysis
Read the article-style breakdown for BuildersCalcsPro: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
❓ Frequently Asked Questions
8 answers · auto-generated from this app's public dataHow much does BuildersCalcsPro make per month?▾
Based on our ML-calibrated revenue forecast, BuildersCalcsPro 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 BuildersCalcsPro profitable?▾
With estimated build cost $140K and monthly revenue $86, BuildersCalcsPro 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.
What apps are like BuildersCalcsPro?▾
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.
What is BuildersCalcsPro built with?▾
Our heuristic places BuildersCalcsPro on the Native iOS (Swift / UIKit) stack (High confidence, 80%). Signals: app bundle size, category context, store-description markers, release-date era. We don't disassemble binaries. Alternative possibilities: Native iOS (SwiftUI).
Is BuildersCalcsPro still actively maintained?▾
Maintenance status: At risk (60% abandonment risk). Last shipped version was 11 months ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
When was BuildersCalcsPro last updated?▾
BuildersCalcsPro last shipped a new version on 2025-06-09 — 11 months ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes BuildersCalcsPro?▾
BuildersCalcsPro is published by Robert Thompson 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 BuildersCalcsPro's BU Score?▾
BuildersCalcsPro has a BU Score of 17/100 (Niche). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.