Comparison

Qualifier Plus IIIx/fx vs Mortgage Calculator +

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Qualifier Plus IIIx/fx

This app provides advanced real estate and mortgage finance calculations for professionals. It offers instant solutions for loan payments, buyer qualifying, cash flow analysis, and more, directly on your mobile device.

Highlights
  • Instant loan payment calculations (P&I, PITI)
  • Buyer qualifying for conventional, FHA, and VA loans
  • Complete cash flow solutions (IRR, NPV, NFV)
  • Amortization schedules with remaining balances
  • Bi-weekly loans and ARMS calculations
  • Rent vs. Buy comparisons
  • Date Math function
Features
Currently charting
Read full description

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 The Qualifier Plus® IIIx app from Calculated Industries gives real estate and mortgage professionals the power, portability and ease-of-use of the Qualifier Plus IIIx and Qualifier Plus IIIfx on your iPhone or iPad. Get instant access to P&I, PITI and total loan payments for conventional, FHA and VA loans. Includes complete buyer qualifying and more. Ideal for all real estate finance professionals including agents, brokers, investors, mortgage lenders, title offices and trainers. Need answers to both common and advanced real estate finance problems? Just pull out your iPhone or iPad, tap on the Qualifier Plus icon, and you’ll have the answers for your client in seconds. • Complete Cash Flow solutions including Internal Rate of Return, Net Present Value and Net Future Value • Qualifying keys provide on-the-spot buyer qualifying for conventional, FHA and VA loans • Instantly solve your clients’ real estate finance questions • E-mail loan worksheets to your clients from your iPhone Built-in functions help you find instant solutions for: • Calculate IRR for multiple cash flows • Amortizations with remaining balances • Bi-weekly loans and ARMS • Rent vs. Buy comparisons and estimated tax savings • Future Value, property appreciation FEATURES: • Created by Calculated Industries, the originator of the Real Estate Master and Qualifier Plus Real Estate and mortgage calculators • Amortization screen lets you see all amortization or loan data at once and e-mail it directly from the app screen on your phone • Built-in help – just press and hold the desired key for full, clear definitions, explanations and examples of keystrokes Time-saving Utilities Include: • Date Math function lets you instantly see closing and expire dates • Triple Zero key saves time and keystrokes • Memory Function • User-Definable Preferences — define and store payments per year, taxes and insurance Special Functions: • Entry-editing backspace key – with a swipe of a finger • Works as a standard calculator • Free User Guide available at www.calculated.com SUBSCRIPTION INFORMATION: The first 7 days are free. Subscriptions offered will automatically renew at the end of the chosen period. Payment will be charged to your Apple account upon purchase confirmation. The subscription will automatically renew unless auto-renew is turned off or subscription is canceled in settings at least one day (24-hours) before the subscription period ends. You can manage your subscription and turn off auto-renewal in your Apple account Settings > Account (Apple ID) > Subscriptions. TRADEMARKS: Qualifer Plus® is a registered trademark of Calculated Industries, Inc.

About

Mortgage Calculator +

Calculate mortgage payments with flexible frequencies and include additional costs like taxes and insurance. Explore interest savings, view amortization schedules, and compare multiple loan scenarios. Save, sync, and export your calculations for easy sharing.

Highlights
  • Flexible payment frequencies (weekly, bi-weekly, monthly)
  • Include taxes, insurance, and utilities
  • Calculate interest savings with increased payments
  • Detailed amortization schedule
  • Save and compare multiple mortgage calculations
  • iCloud sync and PDF export
Features
Read full description

Mortgage Calculator + is for everyone; from the first-time home buyer to the experienced realtor. Features: - Weekly, bi-weekly, and monthly mortgage payment frequency options - Input fields for taxes, insurance, and monthly utilities - Calculates potential interest savings if payment is increased - Amortization schedule - Export to PDF or email - Light/Dark modes Add-ons: Save Mortgages: Save multiple calculations and compare calculations among all saved mortgages. Sync calculations to iCloud. Pro Export: Customize and personalize the PDF report to match your company's branding

Screenshots

Qualifier Plus IIIx/fx4 screens
Mortgage Calculator +4 screens

Verdict

The call

The clearest difference is monetization model: Mortgage Calculator + at free with in-app purchases against Qualifier Plus IIIx/fx's subscription. Mortgage Calculator + also leads on update cadence (every 3 weeks vs every 10 months). Qualifier Plus IIIx/fx's advantage is rating (4.9 vs 4.6) and review sentiment (89% vs 68%). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Qualifier Plus IIIx/fx sells 2 in-app purchases, starting at $5.99 per month and Mortgage Calculator + sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Qualifier Plus IIIx/fx holds the better App Store score, 4.9 against 4.6. That said, the two scores are not equally well evidenced: Qualifier Plus IIIx/fx has 3.5K ratings behind it against 233, so its average is the more settled of the two. Written reviews point the same way: 89% of Qualifier Plus IIIx/fx's written reviews are positive against 68% of Mortgage Calculator +'s.

UpkeepUpdate frequency

Qualifier Plus IIIx/fx ships an update every 10 months, Mortgage Calculator + every 3 weeks. Both last shipped on October 21, 2026.

Scorecard6 real differences · 5 level
Qualifier Plus IIIx/fx versus Mortgage Calculator +: the parameters behind the verdict, then further details
ParameterQualifier Plus IIIx/fxMortgage Calculator +
PriceFreeFree
Rating4.9 (3.5K ratings) — better4.6 (233 ratings)
Positive reviews89.2% of reviews — better67.9% of reviews
Number of ratings3.5K — better233
Update frequencyEvery 10 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationSubscriptionFree with in-app purchases — better
Best chart rank#164 — better—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.0
Further details — not scored
Size28 MB2 MB
Age rating12+4+
DeveloperCalculated IndustriesAdam Fahlman

Customer experience

Qualifier Plus IIIx/fx

All ratings3,466 ratings
Positive98.5%
Neutral0.6%
Negative0.9%
Written reviews74 reviews
Positive89.2%
Neutral1.4%
Negative9.5%

Mortgage Calculator +

All ratings233 ratings
Positive89.3%
Neutral5.6%
Negative5.2%
Written reviews28 reviews
Positive67.9%
Neutral14.3%
Negative17.9%

User reviews

Qualifier Plus IIIx/fx

From 3.5K App Store ratings

What we love

  • 🚀 Convenient and portable
  • 👍 Powerful and feature-rich
  • 💡 Helpful for real estate professionals
  • 👍 Familiar interface for existing users
  • 💡 Email integration for sharing calculations

Room to improve

  • 💰 Subscription model is frustrating
  • 🐛 Occasional bugs and glitches
  • 💰 Perceived as greedy by developers
  • 🔒 Requires in-app purchase to use

Mortgage Calculator +

From 233 App Store ratings

What we love

  • 👍 Simple and easy to use
  • ✨ Clean and uncluttered design
  • 🚀 Quick calculations
  • 💡 Ability to save scenarios
  • 🚫 No intrusive ads

Room to improve

  • 📉 Missing key mortgage components (taxes, insurance, PMI, escrow)
  • ❌ Bi-weekly calculation incorrect
  • 🤔 Yearly amortization not useful for comparison
  • 💸 Basic calculations can be done elsewhere (Excel)

Bugs and requests

Qualifier Plus IIIx/fx

Reported bugs

2 issues
  • Numbers not saving or changing
  • Compatibility issues with newer devices

Requested features

3 requests
  • Dark mode option
  • Basic free version
  • Improved user guide and documentation

Mortgage Calculator +

Reported bugs

1 issue
  • Bi-weekly calculation is incorrect

Requested features

11 requests
  • Interest only calculation
  • Monthly amortization breakout (principal, interest, balance)
  • Add yearly totals for taxes and insurance
  • Property tax field
  • Escrow option
Show 6 more
  • Option to pay extra towards principal and see savings
  • Include taxes, PMI, etc. for true payment calculation
  • Add purchase price and down payment % input
  • Monthly amortization schedule view (instead of annual)
  • Amortization schedule with and without extra payments
  • Ability to add PMI/property tax/homeowner insurance to payment

In-app purchases

2 purchases

Qualifier Plus IIIx/fx

Subscriptions2
  • 1 Month Full Access7 Days trial$5.991 Month
  • 1 Year Full Access7 Days trial$29.991 Year
1 purchases

Mortgage Calculator +

One-time1
  • Pro Export$1.99

Questions

Is Qualifier Plus IIIx/fx free?
Qualifier Plus IIIx/fx is free to download, with in-app purchases available.
Is Mortgage Calculator + free?
Mortgage Calculator + is free to download, with in-app purchases available.
Which has better reviews, Qualifier Plus IIIx/fx or Mortgage Calculator +?
Qualifier Plus IIIx/fx is rated higher. Qualifier Plus IIIx/fx averages 4.9 out of 5 from 3.5K ratings, while Mortgage Calculator + averages 4.6 from 233 ratings.
Do Qualifier Plus IIIx/fx or Mortgage Calculator + have ads?
Neither Qualifier Plus IIIx/fx nor Mortgage Calculator + shows ads.
Which is updated more often, Qualifier Plus IIIx/fx or Mortgage Calculator +?
Qualifier Plus IIIx/fx ships an update every 10 months, and Mortgage Calculator + every 3 weeks. Most recently, Qualifier Plus IIIx/fx was updated on October 21, 2026 and Mortgage Calculator + on October 21, 2026.

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