VC controller vs MachDB
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
VC controller
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VCA Controller (VivusCardio AED Trainer Controller) is a dedicated remote control app developed by Innosonian for the AED Trainer. It enables instructors to remotely control the AED Trainer easily and quickly, providing a realistic training environment that simulates real-life emergency situations. - Key Features - Scenario-Based Training - Practice using a variety of training scenarios that reflect real emergency situations - Real-Time Event Control - Set and control unexpected emergency events remotely during training - Multilingual Voice Guidance & Volume Control - Select the appropriate language and adjust voice prompt volume to suit the training environment - Multi-Device AED Trainer Connection - Connect multiple AED Trainers simultaneously for efficient group training - Recommended For - Instructors and institutions conducting AED training - Educators seeking scenario-based emergency training - Instructors and training centers using Brayden CPR manikins
MachDB
Easily download and transfer aviation database updates to an SD card or USB key using your iPhone or iPad. Supports major avionics systems like Garmin, Avidyne, and Pro Line for quick field updates.
- Download and transfer aviation database updates
- Supports SD card and USB key transfer
- Compatible with Garmin, Avidyne, and Pro Line avionics
- Fast updates over Wi-Fi or Cellular
- No proprietary hardware required
- Works with existing Jeppesen or Garmin accounts
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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
Verdict
The clearest difference is update cadence: MachDB at every 2 weeks against VC controller's every 4 months. VC controller's advantage is iOS requirement (15.6 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
VC controller ships an update every 4 months, MachDB every 2 weeks. The most recent releases landed on October 30, 2026 and November 9, 2026 respectively.
| Parameter | VC controller | MachDB |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.3 (6 ratings) — better |
| Positive reviews | — | 66.7% of reviews |
| Number of ratings | — | 6 — better |
| Update frequency | Every 4 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 3 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | Innosonian Inc. | MachDB LLC |
In-app purchases
VC controller
No in-app purchases
MachDB
No in-app purchases









