63
Quality Score
Solid
Karl's Mortgage Calculator Pro
✍️ bumetric analysis
“
Karl's Mortgage Calculator Pro is an Android app from Dr Karl Jeacle in the Finance category, currently rated 4.7★ across 223 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 63: Solid (established niche player). For a Finance 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
$3.5K/mo
In 12 months
$3.0K – $11.0K
In 24 months
$2.8K – $25.4K
INDIE 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
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Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$3.5K/mo · ML-estimated from 234 triggers
Growth rate
+6.0% MoM · INDIE tier baseline (compound monthly)
6 months
$3.0K – $6.9K
12 months
$3.0K – $11.0K
24 months
$2.8K – $25.4K
Compound growth at +6.0% MoM (tier baseline for INDIE). Range widens with horizon — typical noise band ±40% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Early-stage solo · 46/100INDIE TIERexpected for tierRevenue Strength
3.5
Product Quality
6.5
Market Position
0.0
Growth Velocity
5.0
Defensibility
6.0
Operational Safety
10.0
Founder Strength
4.6
Monetization Maturity
1.0
- 💰 Revenue: Modest — $1K - $8K/mo · INDIE tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.66★ across 223 reviews — solid.
- 📍 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 = $62K-$111K.
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.
🧪
Tech & Domain Intel — drcalculator.com
- Tech stack
- Google Workspace
Derived from public RDAP + DNS TXT records (no scraping, no login).
🔔
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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:
| Paid app ($2.49)METRIC | +$2,800 | |
| Excellent rating (4.7★)METRIC | +$2,200 | |
| Mature app (14y old)METRIC | +$1,500 | |
| Early-stage install base (223 ratings)METRIC | +$400 |
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 →🔖 vVaries with device🔄 updated 4mo ago📂 Finance💰 Free🚀 Launched 2012 (14y old)
📝 About this app
This is the Pro version of Karl's Mortgage Calculator. The only change from the free version is that the adverts have been removed.
Calculate mortgage payments given principal, interest and term. Reverse calculate any one variable given the other three.
Enter a down payment amount or percentage and let the calculator show how large a mortgage you require.
See how the monthly payment changes when you factor in additional monthly or annual loan costs such as PMI, HOA, taxes and insurance.… View full description on the official store →
Calculate mortgage payments given principal, interest and term. Reverse calculate any one variable given the other three.
Enter a down payment amount or percentage and let the calculator show how large a mortgage you require.
See how the monthly payment changes when you factor in additional monthly or annual loan costs such as PMI, HOA, taxes and insurance.… View full description on the official store →
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Karl's Mortgage Calculator Pro
- Developer
- Dr Karl Jeacle
- Bundle ID
- com.drcalculator.android.mortgagepro
- App Store URL
- Open in App Store
- Category
- Finance
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- www.drcalculator.com
- Tagline
- Not found
- 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
- $3.5K/mo
- Top-grossing rank
- Not found
- 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 growth223 ratings+7% lifetimeShow 3-year history estimate ▾
Tracked (1 weeks) Pre-tracking estimate (36 weeks) · model-based, ±5% noise · anchored to release date and current value
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 Dr Karl Jeacle
View all →📦 Portfolio summaryINDIE studio
2apps·$4K/mocombined
⚠ Concentrated — top app contributes 84% of combined revenue (single-app dependency)
Full revenue analysis
Read the article-style breakdown for Karl's Mortgage Calculator Pro: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.