# Qualifier Plus IIIx/fx vs RateWatch

The clearest difference is rating: Qualifier Plus IIIx/fx at 4.9 against RateWatch's 3.9. Qualifier Plus IIIx/fx also leads on review sentiment (89% vs 70%) and ratings volume (3.4K vs 137). RateWatch's advantage is in-app purchases (none vs 2) and update cadence (every 2 months vs every 10 months). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Qualifier Plus IIIx/fx sells 2 in-app purchases, starting at $5.99 per month. RateWatch asks for nothing beyond the download.

Qualifier Plus IIIx/fx holds the better App Store score, 4.9 against 3.9. That said, the two scores are not equally well evidenced: Qualifier Plus IIIx/fx has 3.4K ratings behind it against 137, 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 70% of RateWatch's.

Qualifier Plus IIIx/fx ships an update every 10 months, RateWatch every 2 months. The most recent releases landed on September 26, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Qualifier Plus IIIx/fx | RateWatch |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (3.4K ratings)](https://appshunter.io/ios/app/qualifier-plus-iiixfx/id398253583/reviews)** | [3.9 (137 ratings)](https://appshunter.io/ios/app/ratewatch/id888906343/reviews) |
| Number of ratings | **3.4K** | 137 |
| Positive reviews | **89.2% of reviews** | 70.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 months** |
| Monetization | Subscription | Subscription |
| Best chart rank | **#149** | — |
| Size | 28 MB | 23 MB |
| Requires iOS | 15.0 | **9.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 12+ | 4+ |
| Developer | [Calculated Industries](https://appshunter.io/developer/370406449) | [Mortgage Coach](https://appshunter.io/developer/586751423) |

## What reviewers say

### Qualifier Plus IIIx/fx

[App page](https://appshunter.io/ios/app/qualifier-plus-iiixfx/id398253583)

**Currently charting:** #149 Top Grossing · Finance (US App Store)

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:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Full Access | $5.99 | per month |
| 1 Year Full Access | $29.99 | per year |

**What reviewers like**

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

**What reviewers complain about**

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

**Reported bugs**

- Numbers not saving or changing
- Compatibility issues with newer devices

**Requested features**

- Dark mode option
- Basic free version
- Improved user guide and documentation


### RateWatch

[App page](https://appshunter.io/ios/app/ratewatch/id888906343)

This app provides mortgage professionals with real-time MBS market data and alerts. It uses interactive charting to display market movements, helping users protect clients and maximize loan advice by avoiding surprises. Professionals can spot trends with historical data and gain a competitive edge.

**Highlights:** Real-time MBS market movements, Instant market movement notifications, Interactive charting technology, Historical market data for trend spotting, DayWatch 5-minute interval plotting, Multiple moving averages and time frames

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use for professionals
- 📈 Timely market information
- 🤝 Builds trust with clients
- 💡 Great for client education
- 🚀 Quick access to data

**What reviewers complain about**

- ❌ Cannot create an account
- ❌ Login screen only, no access
- ❌ Deceptive pricing/subscription
- 🐛 Settings revert to default
- 📉 Trend lines nearly invisible

**Reported bugs**

- Cannot register for an account
- Username required but cannot create one
- No option to create an account
- Terms link has a 404 error
- App drops out or glitches

**Requested features**

- Add functionality of desktop version
- Improve visibility of trend lines
- Make settings persistent
- Allow guest access
- Offer predictive market features


## Frequently asked questions

### Is Qualifier Plus IIIx/fx free?

Qualifier Plus IIIx/fx is free to download, with in-app purchases available.

### Is RateWatch free?

RateWatch is free to download, with no in-app purchases.

### Which has better reviews, Qualifier Plus IIIx/fx or RateWatch?

Qualifier Plus IIIx/fx is rated higher. Qualifier Plus IIIx/fx averages 4.9 out of 5 from 3.4K ratings, while RateWatch averages 3.9 from 137 ratings.

### Do Qualifier Plus IIIx/fx or RateWatch have ads?

Neither Qualifier Plus IIIx/fx nor RateWatch shows ads.

### Which is updated more often, Qualifier Plus IIIx/fx or RateWatch?

Qualifier Plus IIIx/fx ships an update every 10 months, and RateWatch every 2 months. Most recently, Qualifier Plus IIIx/fx was updated on September 26, 2026 and RateWatch on September 22, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*