Auto Agent vs Medusa Interface for Hydra
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Auto Agent
Monitor, diagnose, and update your vehicle's software remotely. This powerful tool allows you to view live data, read and clear diagnostic codes, and record data for your technician. Connect directly with your mechanic for remote assistance and software updates, saving you trips to the repair shop.
- Display live vehicle data
- Read and clear diagnostic trouble codes
- Create and playback data recordings
- Send data recordings to technician
- Remote technician assistance
- Install vehicle software updates
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The EZ LYNK Auto Agent combines function and convenience, revolutionizing the way you monitor, diagnose, and update your vehicle's software. Carry the automobile industry's most powerful tool in your pocket. - Display your vehicle's live data - Read and clear Diagnostic trouble codes - Create data recordings that can be played back at your convenience - Send data recordings to your chosen technician - Connect your technician to your automobile for remote assistance - Save yourself trips to your repair facility by allowing your technician to access your vehicle's data port - Install vehicle software updates sent directly to you from your chosen technician
Medusa Interface for Hydra
Control your vehicle's Hydra Chip wirelessly via Bluetooth. Switch between different performance tunes instantly from your phone, customize tune names, and manage multiple devices. A demo mode is available to explore features without hardware.
- Bluetooth control for Hydra Chip
- Quick tune switching
- Customizable tune names
- Multi-device memory
- Demo Mode
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Medusa Interface for Hydra puts full Bluetooth control of your Power Hungry Performance Hydra Chip right in your pocket. Pair your phone with the Medusa module over Bluetooth and switch between your loaded tune positions in seconds — no extra tools, no cables. Whether you're heading to the track, towing a heavy load, or just cruising, you can change your Hydra's active position on the fly. FEATURES • Bluetooth control — connect wirelessly to your Medusa module and command your Hydra Chip from your phone. • Quick tune switching — move between Bypass and each of your loaded positions with a single tap. • Custom position names — rename every position to match your own tunes, so you always know exactly what's loaded. Names are saved separately for each Medusa device. • Multi-device memory — the app remembers your Medusa module(s) and automatically reconnects to the closest one the next time you open it. • Demo Mode — explore the full app and see how it works without a device connected. A Power Hungry Performance Hydra Chip and Medusa module are required to use this app with your vehicle. Power Hungry Performance www.gopowerhungry.com
Screenshots
Verdict
The clearest difference is in-app purchases: Medusa Interface for Hydra at none against Auto Agent's 6. Medusa Interface for Hydra also leads on review sentiment (100% vs 75%) and update cadence (monthly vs every 3 months). Auto Agent's advantage is ratings volume (34K vs 2). On price, rating, ads 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. Auto Agent sells 6 one-off in-app purchases. Medusa Interface for Hydra asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.9 for Auto Agent against 5.0 for Medusa Interface for Hydra. That said, the two scores are not equally well evidenced: Auto Agent has 34K ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 75% of Auto Agent's written reviews are positive against 100% of Medusa Interface for Hydra's.
Auto Agent ships an update every 3 months, Medusa Interface for Hydra monthly. The most recent releases landed on September 25, 2026 and September 13, 2026 respectively.
| Parameter | Auto Agent | Medusa Interface for Hydra |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (34K ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 74.6% of reviews | 100.0% of reviews — better |
| Number of ratings | 34K — better | 2 |
| Update frequency | Every 3 months | Monthly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 52 MB | 56 MB |
| Age rating | 4+ | 4+ |
| Developer | EZ LYNK | POWER HUNGRY PERFORMANCE, INC. |
Customer experience
Auto Agent
Medusa Interface for Hydra
Bugs and requests
Auto Agent
Reported bugs
5 issues- App crashes and freezes
- Disconnection issues with the device
- Tune files disappearing or becoming inaccessible
- Compatibility problems with iOS 14 updates
- Unreliable Wi-Fi connectivity
Requested features
5 requests- Native support for Apple CarPlay
- More customization options for gauges and titles
- Ability to monitor more parameters
- Improved GPS speed accuracy
- Sound alerts for warning indicators
Medusa Interface for Hydra
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Auto Agent
- 1 credit$1.99
- 5 credits$9.99
- 10 credits$19.99
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- 20 credits$39.99
- 50 credits$99.99
- 100 credits$199.99
Medusa Interface for Hydra
No in-app purchases
Questions
Is Auto Agent free?
Is Medusa Interface for Hydra free?
Which has better reviews, Auto Agent or Medusa Interface for Hydra?
Do Auto Agent or Medusa Interface for Hydra have ads?
Which is updated more often, Auto Agent or Medusa Interface for Hydra?
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