# Newmar Cellular Link vs Surge Guard

The clearest difference is iOS requirement: Newmar Cellular Link at 6.0 against Surge Guard's 11.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Newmar Cellular Link ships an update every 2 months, Surge Guard monthly. The most recent releases landed on October 26, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Newmar Cellular Link | Surge Guard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.5 (90 ratings)](https://appshunter.io/ios/app/surge-guard/id1622872744/reviews)** |
| Number of ratings | — | **90** |
| Positive reviews | — | 11.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | — | Free |
| Size | 1 MB | 29 MB |
| Requires iOS | **6.0** | 11.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SilverLeaf Electronics, Inc.](https://appshunter.io/developer/574200631) | [Southwire Company](https://appshunter.io/developer/440338423) |

## What reviewers say

### Newmar Cellular Link

[App page](https://appshunter.io/ios/app/newmar-cellular-link/id852601342)

**Features:** macOS Compatibility

**In-app purchases:** none


### Surge Guard

[App page](https://appshunter.io/ios/app/surge-guard/id1622872744)

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.

**Highlights:** Monitor RV power, Real-time error alerts, Power restoration estimates, Error history tracking, Troubleshooting guides

**In-app purchases:** none

**What reviewers like**

- 👍 Works when firmware updated
- 👍 Convenient status view inside RV
- 👍 Responsive support team (for some)

**What reviewers complain about**

- 🐛 App crashes on pairing
- 🐛 Bluetooth connection issues
- 🐛 Incorrect/no power data displayed
- 🐛 RV shows as powered down
- 🐛 Firmware update required (inconvenient)

**Reported bugs**

- 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

**Requested features**

- 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


## Frequently asked questions

### Is Newmar Cellular Link free?

Newmar Cellular Link is free to download, with no in-app purchases.

### Is Surge Guard free?

Surge Guard is free to download, with no in-app purchases.

### Do Newmar Cellular Link or Surge Guard have ads?

Neither Newmar Cellular Link nor Surge Guard shows ads.

### Which is updated more often, Newmar Cellular Link or Surge Guard?

Newmar Cellular Link ships an update every 2 months, and Surge Guard monthly. Most recently, Newmar Cellular Link was updated on October 26, 2026 and Surge Guard on October 21, 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.*