# Optimal Blue vs Tabrasa One

The clearest difference is device support: Optimal Blue at 3 against Tabrasa One's —. Tabrasa One's advantage is iOS requirement (13.0 vs 18.6). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Optimal Blue | Tabrasa One |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (196 ratings)](https://appshunter.io/ios/app/optimal-blue-ppe/id6469644596/reviews)** | — |
| Number of ratings | **196** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Monthly | — |
| Monetization | Free | — |
| Size | 36 MB | 43 MB |
| Requires iOS | 18.6 | **13.0** |
| Devices | **iPhone, iPad, Apple Watch** | — |
| Age rating | 4+ | 4+ |
| Developer | [Optimal Blue LLC](https://appshunter.io/developer/819598914) | [Tabrasa, LLC](https://appshunter.io/developer/1442126943) |

## What reviewers say

### Optimal Blue

[App page](https://appshunter.io/ios/app/optimal-blue-ppe/id6469644596)

Access a comprehensive mortgage pricing and product engine on your mobile device. Track market indices, receive real-time updates, and generate instant, accurate loan quotes. Ideal for mortgage professionals needing on-the-go access to pricing data and scenario analysis.

**Highlights:** Mortgage product, pricing, and eligibility engine, Track mortgage market indices (OBMMI™), Receive push notifications for updates, Price scenarios and save favorites, Automatic scenario refresh, Access full pricing inputs and custom fields, View eligible and ineligible products with reasons

**Features:** Apple Watch app

**In-app purchases:** none


### Tabrasa One

[App page](https://appshunter.io/ios/app/tabrasa-one/id6478550670)

**In-app purchases:** none


## Frequently asked questions

### Is Optimal Blue free?

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

### Is Tabrasa One free?

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

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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.*