RMU3 Config vs NVReTOOL
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RMU3 Config
Configure and monitor cathodic protection rectifiers remotely. This app connects via Bluetooth to the RMU3 unit, allowing full control over settings, viewing diagnostic information, and managing measurement data. It requires specific hardware to function.
- Bluetooth configuration interface
- Remote monitoring of cathodic protection rectifiers
- Full RMU3 configuration
- View readings and limits
- Diagnostic status screen
- Integrated manual and wiring diagrams
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*** Requires a corTalk® RBT1 or RMU123PGM and RMU3 to use. *** Contact us at 'sales.rmu3@mobiltex.com' to purchase. This app is for configuring the corTalk® RMU3 (Remote Monitoring Unit 3) with a Bluetooth configuration interface. Both the RBT1 or RMU123PGM are compatible. They both function as a complete RMU3 programming interface but only requires the Bluetooth connection of your phone to use. The RMU3 is used to monitor a cathodic protection rectifier with accurate measurement of a wide variety of signals; it can also control the rectifier for survey operations by switching a relay at precisely timed intervals. This app allows access to diagnostic information on the RMU3 and allows setting up the configuration to meet the customer's needs. Note that measurement data logs, due to their size, can only be extracted from the RMU3 using the PC configuration application through the USB port. The app allows full configuration of the RMU3 including - slot measurement types - limits - slot scaling and offset - relay options - instant off timing - interruption On/Off/Cycle Other features include the - viewing of readings and their limits - detailed status screen for troubleshooting - integrated manual - wiring diagrams for each measurement type The RBT1 and RMU123PGM is always in a Bluetooth pairing mode and requires a pairing code entered on the app. The pairing code (default=123456) can be found and changed with the app. Once paired, the iOS device can reconnect without needing to re-enter the code. The RBT1 pairing code can be reset by tapping the RBT1 5 times in 10 seconds with a user-supplied magnet.
NVReTOOL
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NVReTOOL is a diagnostic tool for electronic control system developed by North Valley Research Co, Ltd. specifically for the company's existing electronic control system products. It can realize the quick upgrade, parameter adjustment and curve control of electronic control system procedures. [Functional characteristics] 1、Bluetooth connection Use Bluetooth to connect NVReTOOL BOX directly, leaving out the way to connect the phone with a cable, convenient and fast. 2、Parameter setting The electronic control system can set the parameters of high-speed traveling curve, post-lifting traveling curve, lifting curve and slow traveling, and can realize the parameter setting in off-line state. 3、Program upgrade Download the upgrade package and upgrade the program. Quick upgrade, save time and effort. [Warm reminder] 1、Location function: When the program is upgraded, please open the GPS location function of the phone to record the location of the upgrade. 2、Bluetooth function: When using this software for operation, it is necessary to turn on Bluetooth first and connect with NVReTOOL BOX to realize the interaction with hardware devices.
Screenshots
Verdict
The clearest difference is update cadence: NVReTOOL at every 3 weeks against RMU3 Config's every 4 months. 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.
RMU3 Config ships an update every 4 months, NVReTOOL every 3 weeks. The most recent releases landed on August 30, 2026 and September 3, 2026 respectively.
| Parameter | RMU3 Config | NVReTOOL |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 4 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.6 |
| Further details — not scored | ||
| Size | 23 MB | 59 MB |
| Age rating | 4+ | 4+ |
| Developer | Mobiltex Data | North Valley Research Co., Ltd. |
In-app purchases
RMU3 Config
No in-app purchases
NVReTOOL
No in-app purchases








