# Simple FRAT vs W&B PRO

The clearest difference is price: W&B PRO at Free against Simple FRAT's $12.99. Simple FRAT's advantage is in-app purchases (none vs 8) and device support (3 vs 1). On update cadence and ads there is nothing between them.

W&B PRO is free to download; Simple FRAT costs $12.99 up front. W&B PRO sells 8 in-app purchases, starting at $1.99 per month. Simple FRAT asks for nothing beyond the download.

Simple FRAT ships an update every 3 weeks, W&B PRO fortnightly. Both last shipped on November 3, 2026.

## The numbers

| Metric | Simple FRAT | W&B PRO |
| --- | --- | --- |
| Price | $12.99 | **Free** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | — | Subscription |
| Size | 137 MB | 34 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [IowaComputerGurus, Inc.](https://appshunter.io/developer/1536079253) | [Alexander Stoimenov](https://appshunter.io/developer/1639571542) |

## What reviewers say

### Simple FRAT

[App page](https://appshunter.io/ios/app/simple-frat/id1538829773)

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

**In-app purchases:** none


### W&B PRO

[App page](https://appshunter.io/ios/app/w-and-b-pro/id1642599042)

This app allows pilots to precisely calculate aircraft weight and balance, customize aircraft profiles, and generate professional loadsheets. It offers detailed CG chart overlays and flexible unit options for safe and efficient flight planning.

**Highlights:** Custom aircraft profiles by tail number, Overlay POH CG charts, Smart CG envelope generator, Flexible unit and fuel type selection, Instant PDF loadsheet export, Share or save loadsheets and charts, Dark mode and custom colors

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access Monthly | $1.99 | per month |
| Basic Monthly | $1.99 | per month |
| Pro Monthly | $2.99 | per month |
| Unlimited Monthly | $4.99 | per month |
| Basic Yearly | $7.99 | per year |
| Full Access Yearly | $8.99 | per year |
| Pro Yearly | $9.99 | per year |
| Unlimited Yearly | $14.99 | per year |


## Frequently asked questions

### Is Simple FRAT free?

Simple FRAT costs $12.99, with no in-app purchases.

### Is W&B PRO free?

W&B PRO is free to download, with in-app purchases available.

### Do Simple FRAT or W&B PRO have ads?

Neither Simple FRAT nor W&B PRO shows ads.

### Which is updated more often, Simple FRAT or W&B PRO?

Simple FRAT ships an update every 3 weeks, and W&B PRO fortnightly. Most recently, Simple FRAT was updated on November 3, 2026 and W&B PRO on November 3, 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.*