NVReTOOL vs BACH
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
BACH
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BACH遥控灯是一款基于Socket通讯的App。可以连接网关、添加设备、分组，分配场景，分配区域，配置任务，调试灯具等功能。
Screenshots
Verdict
The clearest difference is update cadence: NVReTOOL at every 3 weeks against BACH's every 2 months. NVReTOOL also leads on device support (3 vs 1). BACH's advantage is iOS requirement (12.0 vs 15.6). On price, 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.
NVReTOOL ships an update every 3 weeks, BACH every 2 months. The most recent releases landed on October 5, 2026 and October 12, 2026 respectively.
| Parameter | NVReTOOL | BACH |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPad |
| Requires iOS | 15.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 59 MB | 7 MB |
| Age rating | 4+ | 9+ |
| Developer | North Valley Research Co., Ltd. | 惠州市西顿工业发展有限公司 |
In-app purchases
NVReTOOL
No in-app purchases
BACH
No in-app purchases
