DEFA vs PRIME Wire
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DEFA
Control DEFA vehicle and home heating, security, and alarm systems remotely. Monitor temperatures, battery voltage, and receive alerts for theft or speed limit breaches. Manage multiple heating zones and integrate with car alarms.
- Remote engine and interior heater control
- Monitor battery voltage and temperature
- GPS tracking and theft alerts
- Burglar alarm notifications
- Control up to 6 heating zones
- Weather forecast display
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With this app you will be able to remote control the following DEFA systems: - DEFA Link Hub with WarmUp and/or GPS Link - DEFA Bluetooth® Hub with WarmUp - DEFA Base Unit PRO - DEFA Base Unit DIY DEFA Link Hub gives you remote control possibilities of your DEFA WarmUp, Security, and Finder system in your vehicle, from anywhere in the world. You can also connect the Link Hub to your DVS90 car alarm system to get burglar alarm notifications. DEFA Bluetooth® Hub gives you local control of your DEFA WarmUp system in your vehicle. Only devices supporting Bluetooth® LE and using iOS 8.0 and newer can communicate with the Bluetooth® Hub. DEFA Base Unit PRO and Base Unit DIY gives you remote control possibilities of your DEFA Home heating and alarm system in your cabin or house, from anywhere in the world. WarmUp features: Turn engine and interior heater ON and OFF directly or by a timer. The system will automatically start pre-heating depending on outside temperature or according to fixed pre-heating times. You can also monitor whether the 230V mains cable is connected or not. With Link Hub you can monitor the battery voltage of the vehicle and get an alert when the battery voltage is low. You can also monitor inside and outside temperatures. With Bluetooth® Hub you can monitor the outside temperature and the battery voltage of the vehicle. GPS Link features: Be alerted if your vehicle is stolen (started and/or moved) or if your pre-configured speed limit is exceeded. You can also look up your vehicle on a map at any time. Base Unit PRO and DIY features: Control heating for up to 6 separate zones. You can set each zone to manual ON/OFF, thermostat or regulator modes independently. Turn burglar alarm ON/OFF. Remote control your Nobø thermostats directly. In addition, the weather forecast is displayed for your location. The system will monitor power outages, monitor up to 6 different temperatures, and a range of additional features. You can also connect wireless burglary detectors. All features are available through this app. Alerts are sent to your phone and/or email. Note! DEFA Link Hub and Base Unit products require a subscription. DEFA Bluetooth Hub does not require a subscription. All products require an installation of hardware. For more information see www.defa.com or ask your DEFA dealer.
PRIME Wire
Control connected devices wirelessly from anywhere. Schedule custom timers for lighting and appliances, and manage multiple devices simultaneously. Receive alerts when devices activate, offering convenient home automation.
- Wireless device control
- Custom timer schedules
- Manual ON/OFF control
- Smart Scenes for multiple devices
- Add and configure multiple devices
- Push notifications
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The PRIME ON app provides wireless control of your connected devices from anywhere. The PRIME ON app is the perfect tool to control your PRIME SmartOutlets. PRIME's home automation products now work with Google Home and Amazon Alexa. -Set multiple custom timer schedules for indoor and outdoor lighting, fans, and other electrical devices. -Manual ON/OFF control allows you to control your devices from your smartphone or tablet. -Smart Scenes feature enables the linkage of multiple devices providing control of multiple devices at the same time. -Easily add and configure multiple PRIME devices. -Receive push notifications to alert you when devices activate. *Requires internet access or cellular signal.
Screenshots
Verdict
The clearest difference is review sentiment: DEFA at 100% against PRIME Wire's 39%. DEFA also leads on rating (5.0 vs 4.7) and iOS requirement (12.0 vs 14.0). PRIME Wire's advantage is ratings volume (1K vs 1). On price, update cadence, ads and in-app purchases 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.
DEFA holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: PRIME Wire has 1K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of DEFA's written reviews are positive against 39% of PRIME Wire's.
DEFA ships an update every 5 months, PRIME Wire every 6 months. The most recent releases landed on June 11, 2026 and September 23, 2026 respectively.
| Parameter | DEFA | PRIME Wire |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 4.7 (1K ratings) |
| Positive reviews | 100.0% of reviews — better | 39.1% of reviews |
| Number of ratings | 1 | 1K — better |
| Update frequency | Every 5 months — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 53 MB | 218 MB |
| Age rating | 4+ | 12+ |
| Developer | DEFA AS | Prime Wire and Cable, Inc. |
Customer experience
DEFA
PRIME Wire
Bugs and requests
DEFA
Not enough reviews yet to summarise bugs or requests.
PRIME Wire
Reported bugs
5 issues- App crashes after iOS updates
- Devices randomly going offline
- Unable to log in or change password
- Schedules/timers not working as expected
- Inability to add or control individual plugs
Requested features
5 requests- Siri/HomeKit integration
- Auto-shutoff timer option
- Improved app UI/UX
- Better cold weather performance
- More reliable connectivity
In-app purchases
DEFA
No in-app purchases
PRIME Wire
No in-app purchases









