Surge Guard vs Necto Sensor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Surge Guard
Monitor your RV's power status remotely. Get real-time error alerts, estimated restoration times, and track your power history. Access troubleshooting guides for easy problem-solving on the go.
- Monitor RV power
- Real-time error alerts
- Power restoration estimates
- Error history tracking
- Troubleshooting guides
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Now you can easily access everything you need to know about your Surge Guard, wherever your adventures lead you. • Easily monitor the power to your RV • See errors in real-time • Know when your power will be restored • Understand and track error history • Easily access troubleshooting and how-to guides
Necto Sensor
This app allows real-time remote monitoring of temperature, humidity, and power status using a cellular-connected sensor. It sends customizable alerts for critical environmental changes, providing peace of mind for property conditions.
- Real-time temperature monitoring
- Real-time humidity monitoring
- Power status monitoring
- Cellular network operation (no Wi-Fi needed)
- Customizable alert thresholds
- Device registration and setup
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Remotely monitor any location with Necto Necto’s innovative 3-in-1 sensor provides real-time monitoring of temperature, humidity, and power status, ensuring you stay informed about your environment at all times. Operating over the nationwide cellular network via its built-in SIM card, Necto eliminates the need for Wi-Fi. With the Necto app, you can easily register your device and start monitoring in minutes. Customize alert thresholds to be notified of any critical changes and view the latest temperature and humidity readings in real-time. Have peace of mind knowing that Necto is keeping an eye on your property’s conditions. Please call or email support if you need assistance, have found a bug, or would like to request a feature.
Screenshots
Verdict
The clearest difference is review sentiment: Necto Sensor at 100% against Surge Guard's 11%. Necto Sensor also leads on rating (4.7 vs 1.5). Surge Guard's advantage is ratings volume (73 vs 6) and iOS requirement (11.0 vs 13.0). 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.
Necto Sensor holds the better App Store score, 4.7 against 1.5. That said, the two scores are not equally well evidenced: Surge Guard has 73 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 11% of Surge Guard's written reviews are positive against 100% of Necto Sensor's.
Surge Guard ships an update monthly, Necto Sensor every 6 weeks. The most recent releases landed on August 20, 2026 and September 19, 2026 respectively.
| Parameter | Surge Guard | Necto Sensor |
|---|---|---|
| Price | Free | Free |
| Rating | 1.5 (73 ratings) | 4.7 (6 ratings) — better |
| Positive reviews | 11.1% of reviews | 100.0% of reviews — better |
| Number of ratings | 73 — better | 6 |
| Update frequency | Monthly — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 29 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | Southwire Company | YT INNOVATIONS LLC |
Customer experience
Surge Guard
Necto Sensor
Bugs and requests
Surge Guard
Reported bugs
16 issues- App crashes when attempting to connect
- Bluetooth won't connect
- Device not connecting to app
- App shows RV as powered down
- App shows no power usage or data
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- App identifies device incorrectly (e.g., 34951 as 34931)
- No pairing code displayed
- App shows L2 data only
- App does not show L1 data
- App shows 'No BLE PEERS'
- App says RV power is off
- App connects but doesn't show correct information
- App shows zero values
- App crashes upon pairing attempt on latest iOS
- Firmware update required for connectivity
- App doesn't connect even when close to device
Requested features
5 requests- Log energy use by day/date
- Note power interruptions without new session
- Display date and time for detected issues in history log
- App can update firmware
- Record and display history of monitored parameters
Necto Sensor
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Surge Guard
No in-app purchases
Necto Sensor
No in-app purchases
Questions
Is Surge Guard free?
Is Necto Sensor free?
Which has better reviews, Surge Guard or Necto Sensor?
Do Surge Guard or Necto Sensor have ads?
Which is updated more often, Surge Guard or Necto Sensor?
Other comparisons
