# Bad Elf Wombat vs MachDB

The clearest difference is iOS requirement: Bad Elf Wombat at 9.0 against MachDB's 17.0. On price, rating, ratings volume and update cadence 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 Bad Elf Wombat against 5.0 for MachDB. Both are backed by a comparable volume of ratings — 8 and 3 respectively.

Bad Elf Wombat ships an update every 4 weeks, MachDB every 2 weeks. The most recent releases landed on September 26, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Bad Elf Wombat | MachDB |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (8 ratings)](https://appshunter.io/ios/app/bad-elf-wombat/id1032454944/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/machdb/id6757681004/reviews) |
| Number of ratings | **8** | 3 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 51 MB | 16 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bad Elf, LLC.](https://appshunter.io/developer/391764721) | [MachDB LLC](https://appshunter.io/developer/1868240819) |

## What reviewers say

### Bad Elf Wombat

[App page](https://appshunter.io/ios/app/bad-elf-wombat/id1032454944)

This free utility app works with the Bad Elf Wombat hardware accessory. It enables pilots to download aviation databases and transfer them to a USB drive or SD card. It also facilitates the collection and uploading of flight and engine logs to various aviation analysis sites.

**Highlights:** Download aviation databases, Transfer data to USB/SD via Wombat accessory, Collect flight and engine logs, Upload logs to analysis sites, Check hardware health, Perform firmware updates, Format media

**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 Bad Elf Wombat free?

Bad Elf Wombat 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, Bad Elf Wombat or MachDB?

Bad Elf Wombat and MachDB are both rated 5.0 out of 5 on the App Store, from 8 and 3 ratings respectively.

### Do Bad Elf Wombat or MachDB have ads?

Neither Bad Elf Wombat nor MachDB shows ads.

### Which is updated more often, Bad Elf Wombat or MachDB?

Bad Elf Wombat ships an update every 4 weeks, and MachDB every 2 weeks. Most recently, Bad Elf Wombat was updated on September 26, 2026 and MachDB on October 8, 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.*