# Mortgage Calc Free vs SecurityAgent ONE

The clearest difference is rating: Mortgage Calc Free at 5.0 against SecurityAgent ONE's 4.3. Mortgage Calc Free also leads on in-app purchases (none vs 2) and iOS requirement (4.2 vs 16.0). SecurityAgent ONE's advantage is ratings volume (7 vs 1). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. SecurityAgent ONE sells 2 in-app purchases, starting at $0.99 per month. Mortgage Calc Free asks for nothing beyond the download.

Mortgage Calc Free holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: SecurityAgent ONE has 7 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Mortgage Calc Free ships an update every 3 months, SecurityAgent ONE every 2 months. The most recent releases landed on November 1, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Mortgage Calc Free | SecurityAgent ONE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mortgage-calc-free/id438376437/reviews)** | [4.3 (7 ratings)](https://appshunter.io/ios/app/securityagent-one/id457251679/reviews) |
| Number of ratings | 1 | **7** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | **Free** | Freemium |
| Size | 3 MB | 357 MB |
| Requires iOS | **4.2** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Xiontex LLC](https://appshunter.io/developer/364712401) | [PalmAgent Software](https://appshunter.io/developer/303860817) |

## What reviewers say

### Mortgage Calc Free

[App page](https://appshunter.io/ios/app/mortgage-calc-free/id438376437)

Calculate fixed-rate mortgage payments, including principal, interest, and prepayments. View a detailed amortization table and a visual graph of your loan's progress. Understand your total interest paid over the life of the loan.

**Highlights:** Fixed-rate mortgage payment calculation, Principal and interest breakdown, Prepayment calculations, Full amortization table, Loan amortization graph

**In-app purchases:** none


### SecurityAgent ONE

[App page](https://appshunter.io/ios/app/securityagent-one/id457251679)

This app provides real estate professionals with instant, professional seller net sheets and buyer estimates. It offers city/county specific closing cost calculations, making client presentations quick and impressive. A free plan is available for basic estimates, with a premium subscription for advanced features.

**Highlights:** Seller net sheet generation, Buyer estimate creation, City/county specific closing costs, Professional client presentations, Free plan for basic estimates, Premium subscription for advanced features

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| Yearly | $9.99 | per year |


## Frequently asked questions

### Is Mortgage Calc Free free?

Mortgage Calc Free is free to download, with no in-app purchases.

### Is SecurityAgent ONE free?

SecurityAgent ONE is free to download, with in-app purchases available.

### Which has better reviews, Mortgage Calc Free or SecurityAgent ONE?

Mortgage Calc Free is rated higher. Mortgage Calc Free averages 5.0 out of 5 from 1 ratings, while SecurityAgent ONE averages 4.3 from 7 ratings.

### Do Mortgage Calc Free or SecurityAgent ONE have ads?

Neither Mortgage Calc Free nor SecurityAgent ONE shows ads.

### Which is updated more often, Mortgage Calc Free or SecurityAgent ONE?

Mortgage Calc Free ships an update every 3 months, and SecurityAgent ONE every 2 months. Most recently, Mortgage Calc Free was updated on November 1, 2026 and SecurityAgent ONE on November 10, 2026.

---

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