Qualifier Plus IIIx/fx
77
Quality Score
Strong
✍️ Bumetric analysis
“
Qualifier Plus IIIx/fx is an iOS app from Calculated Industries in the Finance category, currently rated 4.9★ across 3,299 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Quality Score is 77: Strong (healthy traction). For a Finance 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
$2.0M
per month
→
12-mo forecast
$2.1M – $3.3M
per month
→
24-mo forecast
$2.5M – $4.7M
per month
BIG tierSUBSCRIPTION
💡 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
49 snapshots on record
Rating
4.9
Reviews
3,299 reviews
Forecast Revenue / mo
$2.0M
Snapshots tracked
49
since Oct 2010
🤖Also on Android
$384/mo · 377 ratings · 4.7★
View →
ONE-TIME · BUILD
💰 Estimated build cost
$175K
↳ What it cost to build · not monthly revenue
Likely range $130K – $235K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Pays back in under a month 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 |
| ⚙ Finance complexity ×1.60 | +$30K |
| ⚙ 15.9y maintenance × ~1-person team | +$95K |
Total estimate
$175K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$47.5M
↳ What it would sell for · not monthly revenue
Marketplace range $35.5M – $62.0M · 24× MRR multiple
💸
~271× 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 |
| 📅 15.9y proven track record | +20% |
| ⭐ ★ rating ≥ 4.7 (premium) | +15% |
| 🏷 Finance category multiple | +15% |
Final multiple
24× MRR
👥 Estimated audience size
135K
Lifetime downloads (US-equivalent)
Monthly active
7.5K
Daily active
3.0K
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
| 📲 Finance engagement | ~60 installs / rating |
| 📅 15.9y of rating accumulation | -30% |
| 🔁 Finance D30 retention | 28% |
| 📍 DAU / MAU stickiness | 0.40 |
DAU / MAU
40% sticky
🛠 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 | 28 MB |
| 🏷 Category context | Finance |
| 📦 Compact iOS bundle | → Native Swift / UIKit (pre-2020 era) |
💀 Maintenance status
Active
15%
Last shipped 2026-07-23 · 67 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
| 📅 67 days since last update | Healthy release cadence |
Verdict
Active
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$2.0M/mo · ML-estimated from 234 triggers
Growth rate
+2.5% MoM · BIG tier baseline (compound monthly)
Direction
Tailwinds: monetization model proven
6 months
$2.0M – $2.7M
12 months
$2.1M – $3.3M
24 months
$2.5M – $4.7M
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
Strong fundamentals · 70/100BIG TIERSUBSCRIPTIONabove-averageGrowth Velocity
5.0
Founder Strength
7.8
Product Quality
7.4
Revenue Strength
6.3
Monetization Maturity
9.5
Defensibility
10.0
Market Position
2.0
Operational Safety
8.0
- 💰 Revenue: Healthy — $800K - $4400K/mo · BIG tier · medium-low confidence, trajectory unclear.
- ⭐ Quality: 4.93★ across 3,299 reviews — solid.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: Insufficient signal to assess trajectory.
- ⚠️ Risk: Moderate — 6% subscription complaints, rating drift -0.61 ★ (recent 50 vs lifetime).
🎯 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 = $36.0M-$64.0M.
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 9 of 9 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| subscriptionREVIEW | +$2,500 | |
| Excellent rating (4.9★)METRIC | +$2,200 | |
| worth every pennyREVIEW | +$2,000 | |
| 5 starREVIEW | +$1,800 | |
| Low install base (3,299 ratings)METRIC | +$1,500 | |
| Mature app (15y old)METRIC | +$1,500 | |
| highly recommendREVIEW | +$1,400 | |
| Ad-supported / freemiumMETRIC | +$600 | |
| Single-language (English only)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.
🆕 What's New · v10.7.1
NEW: freshened up the UI with new top and bottom navigation bars
NEW: help is now full text search; same long-press on a key to access help
NEW: tape storage handling and UI
NEW: help is now full text search; same long-press on a key to access help
NEW: tape storage handling and UI
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Qualifier Plus IIIx/fx
- Developer
- Calculated Industries
- Bundle ID
- com.calculated.ashley3415
- App Store URL
- Open in App Store
- Category
- Finance
- Content rating
- 12+
- Languages
- EN
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
- Available
Revenue
- Reported revenue signal / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- Model estimate / mo
- $2.0M/mo
- Top-grossing rank
- Outside top 100 in US Finance
- 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 4.39★ · 77.6% 5★ · 12.2% 1★
5★38 (78%)
4★4 (8%)
3★1 (2%)
2★0 (0%)
1★6 (12%)
+11 ratings/week
Praise: best ×9 great ×8 love ×6 amazing ×4 recommend ×4Complaints: subscription ×4 terrible ×1
Top positive
★★★★★ Qualifier Plus IIIx/fx
Real estate finance calculator…
★★★★★ Never fails
I’ve used this app since its inception and used the Qualifier Plus calculator before that for a total of 28 years. I wouldn’t consider using anything else.…
Top negative
★☆☆☆☆ Terrible new design!
I’ve been using this for years and somebody decided to Royal screw up lipless seal? What the hell are you thinking? Your book is terrible. Please revert.…
★☆☆☆☆ Won’t pay a subscription for a calculator
The app works well and the functionality is exactly what I need. I already purchased Qualifier Plus IIIx on Android and was happy to do the same on Apple. But a recurring subscription for a calculator isn’t something I’m willing to pay. I’d…
📈Ratings growth3,416 ratings+341500% lifetimeShow 3-year history estimate ▾
Tracked (49 weeks) Pre-tracking estimate (0 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.
🚀Update Frequency · Releases per Quarter2 releases tracked
🚀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
Two in one: the official Qualifier Plus® IIIx from Calculated Industries for your iPhone and iPad includes two models: #3415 and #3430 (Qualifier Plus IIIfx).
And while perhaps obvious, if you change from an iOS device to a non-iOS device, you WILL need to buy a new license as they are incompatible.
Advanced Residential and Commercial Mortgage Finance Calculator for Agents, Brokers, Investors, Attorneys, Loan Officers and other Mortgage Industry Professionals… View full description on the official store →
And while perhaps obvious, if you change from an iOS device to a non-iOS device, you WILL need to buy a new license as they are incompatible.
Advanced Residential and Commercial Mortgage Finance Calculator for Agents, Brokers, Investors, Attorneys, Loan Officers and other Mortgage Industry Professionals… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 28 MB🔞 12+📱 iOS 15.0+🔖 v10.7.1🔄 updated 2mo ago🌐 EN📂 Finance💰 Paid🚀 Launched 2010 (15y old)
📅
What Worked™ · Development Pipeline
7 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 →
2026-07
🔧
Shipped update — v10.6.0 → v10.7.1
→ 30 days after: reviews +71 high confidence
2026-04
⭐
Rating ↑ 4.51 → 4.93 (improved 0.42★)
→ 30 days after: reviews +29 high confidence
2026-04
📈
Crossed 100 ratings — social-proof flywheel kicking in
→ 30 days after: reviews +29 high confidence
2024-08
📈
Crossed 50 ratings — social-proof flywheel kicking in
2012-03
📈
Crossed 10 ratings — social-proof flywheel kicking in
2010-12
⭐
Rating ↓ 5.00 → 4.50 (dropped 0.50★)
→ 30 days after: rating +0.17★ high confidence
2010-10
🚀
First tracked snapshot — initial data captured
→ 30 days after: rating −0.50★ high confidence
🗣
Voice of Customer
Based on 69 reviews across 2 markets● 81% positive · ● 9% neutral · ● 10% negative · Rating drift: -0.61★ (declining — recent 50: 4.32★ vs lifetime: 4.93★)
Sentiment by country (−1 to +1)
🇺🇸 US
+0.57
🇨🇦 CA
+0.23
Top praise themes
real estate ×13 mortgage calculator ×8 mortgage professionals ×4 mortgage industry ×3 actual calculator ×3 iphone ×13 email ×11 tool ×10
Top complaint themes
subscription calculator ×3 pay ×4 purchase ×4 something ×3 monthly ×3 paying ×3
Risk signals
Subscription complaints: 6%
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 4.66667★ | 3 | 4.66667★ this version |
| 🇧🇷 BR | 0★ | 0 | — |
| 🇨🇦 CA | 4.36364★ | 11 | 4.36364★ this version |
| 🇩🇪 DE | 0★ | 0 | — |
| 🇫🇷 FR | 0★ | 0 | — |
| 🇬🇧 GB | 0★ | 0 | — |
| 🇮🇳 IN | 0★ | 0 | — |
| 🇯🇵 JP | 0★ | 0 | — |
| 🇺🇸 US | 4.92971★ | 3,457 | 4.92971★ this version |
🔔
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for Qualifier Plus IIIx/fx: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
More by Calculated Industries
View all →📦 Portfolio summaryBIG studio
30apps·$5.3M/mocombined
✓ Diversified — top app contributes 38%; risk spread across portfolio
About this analysis
Why medium confidence: 3,299 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
10 answers · auto-generated from this app's public dataHow much does Qualifier Plus IIIx/fx make per month?▴
Based on our ML-calibrated revenue forecast, Qualifier Plus IIIx/fx earns approximately $2.0M/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 Qualifier Plus IIIx/fx profitable?▴
With estimated build cost $175K and monthly revenue $2.0M, Qualifier Plus IIIx/fx looks highly profitable — pays back its build investment in under a month at the current run-rate. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
How many users does Qualifier Plus IIIx/fx have?▴
Estimated audience: ~135K lifetime downloads, ~7K monthly active users, and ~3K 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 Qualifier Plus IIIx/fx?▴
Browse the full Finance 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 Qualifier Plus IIIx/fx built with?▴
Our heuristic places Qualifier Plus IIIx/fx 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 Qualifier Plus IIIx/fx still actively maintained?▴
Maintenance status: Active (15% abandonment risk). Last shipped version was 2 months ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
How much would Qualifier Plus IIIx/fx sell for?▴
Estimated acquisition value: $47.5M (marketplace range $35.5M – $62.0M). Calculated as 24× 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 Qualifier Plus IIIx/fx last updated?▴
Qualifier Plus IIIx/fx last shipped a new version on 2026-07-23 — 2 months ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes Qualifier Plus IIIx/fx?▴
Qualifier Plus IIIx/fx is published by Calculated Industries 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 Qualifier Plus IIIx/fx's BU Score?▴
Qualifier Plus IIIx/fx has a BU Score of 77/100 (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.