# TBMProFlight vs HWP Viewer

The clearest difference is in-app purchases: TBMProFlight at none against HWP Viewer's 2. TBMProFlight also leads on ads (none vs shown). HWP Viewer's advantage is update cadence (every 2 weeks vs monthly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. HWP Viewer sells 2 in-app purchases, starting at $19.99 per year. TBMProFlight asks for nothing beyond the download.

TBMProFlight ships an update monthly, HWP Viewer every 2 weeks. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | TBMProFlight | HWP Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tbmproflight/id6449427537/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 12 MB | 66 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tremont Air, LLC](https://appshunter.io/developer/309321587) | [SUPERNOVA MEDIA JOINT STOCK COMPANY](https://appshunter.io/developer/1834349939) |

## What reviewers say

### TBMProFlight

[App page](https://appshunter.io/ios/app/tbmproflight/id6449427537)

This app helps TBM aircraft owners with weight and balance calculations and performance estimations. It provides takeoff and landing distances based on weather data and assists with fuel planning for flights.

**Highlights:** Weight and balance calculations, Takeoff and landing performance, Weather condition integration, Fuel planning assistance, TBM model aircraft specific

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

**In-app purchases:** none


### HWP Viewer

[App page](https://appshunter.io/ios/app/hwp-viewer-hangul-editor/id6808507107)

Easily open, edit, and convert HWP documents on your mobile device. This utility app allows you to manage files, convert PDFs and DOCs to HWP, and print documents directly from your phone.

**Highlights:** Open and read HWP/HWPX files, Edit HWP documents, Convert PDF to HWP, Convert DOC to HWP, Print documents, Smart file management

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly | $19.99 | per year |
| Yearly | $19.99 | per year |


## Frequently asked questions

### Is TBMProFlight free?

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

### Is HWP Viewer free?

HWP Viewer is free to download, with in-app purchases available.

### Do TBMProFlight or HWP Viewer have ads?

HWP Viewer shows ads; TBMProFlight does not.

### Which is updated more often, TBMProFlight or HWP Viewer?

TBMProFlight ships an update monthly, and HWP Viewer every 2 weeks. Most recently, TBMProFlight was updated on October 24, 2026 and HWP Viewer on October 26, 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.*