TBMProFlight vs MachDB
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TBMProFlight
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.
- Weight and balance calculations
- Takeoff and landing performance
- Weather condition integration
- Fuel planning assistance
- TBM model aircraft specific
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TBMFlight is a weight & balance and performance iPhone/iPad app for TBM model aircraft. A performance section gives takeoff and landing distances based on current or manually entered weather conditions. A fuel section assists in fuel planning.
MachDB
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.
- 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
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MachDB allows you to download and transfer Garmin avionics database updates to an SD card in seconds using your iPhone or iPad for fast updates in the field. All you need is your iPhone or iPad and a standard USB-C SD card reader. No proprietary hardware required! Download fast over Wi-Fi or Cellular connections. MachDB is compatible with all modern Garmin avionics that use SD cards or USB keys for database updates, using your existing Jeppesen or Garmin database account. Supported avionics include: -Garmin G1000, G1000 Nxi, Perspective and Perspective + -Garmin G3000 and Perspective Touch -Garmin GTN 600 and 700 Xi -Garmin G500, G600 and G700 -Garmin G3X and G2000 -Garmin GI 275 Supported Database Providers: -Jeppesen -Garmin
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | TBMProFlight | MachDB |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (3 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 | 3 — better |
| Update frequency | Monthly | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 13 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | Tremont Air, LLC | MachDB LLC |
Customer experience
TBMProFlight
MachDB
In-app purchases
TBMProFlight
No in-app purchases
MachDB
No in-app purchases
