Comparison

Puget Sound Propane vs MachDB

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

Aviation Database Manager

Free

🔧 Utilities

★ 4.36 ratingsView app →

About

Puget Sound Propane

Features

Read full description

Information at your fingertips! This app gives you direct access to your account balance, location and contract information. It also gives you the ability to store and process payment and request service work and deliveries directly through the app.

About

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.

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

Read full description

MachDB allows you to download and transfer aviation database updates to an SD card or USB key in seconds using your iPhone or iPad for fast updates in the field. Supports Garmin, Avidyne, and Pro Line avionics. All you need is your iPhone or iPad and a standard USB-C SD card reader (for SD updates) or USB-A to C cable (for USB updates). No proprietary hardware required! Download updates fast over Wi-Fi or Cellular connections. MachDB is compatible with all modern Garmin, Avidyne, and Pro Line avionics, using your existing Jeppesen or Garmin database account. No additional subscription or cost required. Supported avionics include: -Garmin G1000, G1000 Nxi, Perspective and Perspective + -Garmin G2000, G3000, G3X and Perspective Touch -Garmin Axis, G500, G600, G700, GTN 600 and 700 Xi -All other Garmin avionics using SD card or USB key for updates -Avidyne IFD, Vantage, and Entegra -Collins Pro Line 21 and Pro Line Fusion Supported Database Providers: -Jeppesen -Garmin

Screenshots

Puget Sound Propane2 screens

MachDB3 screens

Verdict

The call

The clearest difference is update cadence: MachDB at fortnightly against Puget Sound Propane's every 2 months. Puget Sound Propane's advantage is iOS requirement (12.2 vs 17.0). On price, ads, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

Puget Sound Propane ships an update every 2 months, MachDB fortnightly. Both last shipped on October 25, 2026.

Scorecard2 real differences · 8 level

Puget Sound Propane versus MachDB: the parameters behind the verdict, then further details
Parameter	Puget Sound Propane	MachDB
Price	Free	Free
Rating	—	4.3 (6 ratings) — better
Positive reviews	—	66.7% of reviews
Number of ratings	—	6 — better
Update frequency	Every 2 months	Fortnightly — better
Ads	No	No
In-app purchases	No	No
Monetization	—	Free
Devices	iPhone, iPad, iPod — better	iPhone, iPad
Requires iOS	12.2 — better	17.0
Further details — not scored
Size	56 MB	18 MB
Age rating	4+	4+
Developer	Rural Computer Consultants, Inc.	MachDB LLC

In-app purchases

None

Puget Sound Propane

No in-app purchases

None

MachDB

No in-app purchases

Questions

Is Puget Sound Propane free?

Puget Sound Propane is free to download, with no in-app purchases.

Is MachDB free?

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

Do Puget Sound Propane or MachDB have ads?

Neither Puget Sound Propane nor MachDB shows ads.

Which is updated more often, Puget Sound Propane or MachDB?

Puget Sound Propane ships an update every 2 months, and MachDB fortnightly. Most recently, Puget Sound Propane was updated on October 25, 2026 and MachDB on October 25, 2026.