# TBMProFlight vs MachDB

The clearest difference is ratings volume: MachDB at 3 against TBMProFlight's 1. On price, rating, update cadence and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for TBMProFlight against 5.0 for MachDB. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

TBMProFlight ships an update monthly, MachDB every 2 weeks. The most recent releases landed on September 9, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | TBMProFlight | MachDB |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/tbmproflight/id6449427537/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/machdb/id6757681004/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 13 MB | 16 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tremont Air, LLC](https://appshunter.io/developer/309321587) | [MachDB LLC](https://appshunter.io/developer/1868240819) |

## 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


### MachDB

[App page](https://appshunter.io/ios/app/machdb/id6757681004)

Easily download and transfer Garmin avionics database updates to an SD card using your iPhone or iPad. This app supports a wide range of Garmin avionics and requires only a standard USB-C SD card reader. Updates are fast and convenient for field use.

**Highlights:** Download Garmin database updates, Transfer updates to SD card, iPhone and iPad compatible, Supports various Garmin avionics, Uses standard USB-C SD card reader, Fast Wi-Fi/Cellular downloads

**In-app purchases:** none


## Frequently asked questions

### Is TBMProFlight free?

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

### Is MachDB free?

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

### Which has better reviews, TBMProFlight or MachDB?

TBMProFlight and MachDB are both rated 5.0 out of 5 on the App Store, from 1 and 3 ratings respectively.

### Do TBMProFlight or MachDB have ads?

Neither TBMProFlight nor MachDB shows ads.

### Which is updated more often, TBMProFlight or MachDB?

TBMProFlight ships an update monthly, and MachDB every 2 weeks. Most recently, TBMProFlight was updated on September 9, 2026 and MachDB on September 24, 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.*