KG Serials vs ChargePro 2.0
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KG Serials
This utility measures electrical parameters like voltage, current, and power. It offers multiple protection functions and real-time battery monitoring on a color LCD. The app also supports data export and remote control via mobile or PC.
- Measures voltage, current, power, capacity
- Multiple protection functions (over/under voltage, over current)
- Real-time battery monitoring
- Color LCD display
- Voltage and current curve display
- Mobile app and PC control
- Firmware updates
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The VAG series volt-ampere meter is a new type of coulomb counter that can measure various physical parameters such as voltage, current, power, charge and discharge capacity, watt-hours, time, etc. It can also set parameters to realize multiple protection functions such as over voltage protection, under voltage protection, over current protection, overpower protection, over temperature protection and time limit protection.The meter can automatically identify the direction of the current, and can monitor the battery capacity in real time and display the measured data in use color LCD screen. The VAG series voltage and current meters add voltage and current curve display and export functions on the basis of the original functions. At the same time, the mobile phone APP and host computer can be used to control, and the firmware can also be updated and upgraded in real time.
ChargePro 2.0
Remotely monitor and control solar DC charge systems. View real-time PV, battery, and load status, access historical data, and adjust charge controller parameters like battery type and load modes.
- Remote operation and monitoring
- PV, battery, and DC load status display
- Historical data viewing
- Parameter settings for charge controllers
- Device information display
- Bluetooth connection management
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ChargePro 2.0 is designed for remote operation & monitoring on solar charge controller in any solar DC charge systems. This APP is used as a remote display and operation panel for the relevant solar charge controller (an external or inbuilt BT module is required for usage). By operation on this APP, you can check the status of PV, battery, DC load for the solar DC charge system with charge controller. We have 3 main pages of operations in this APP. The first page is for displaying the status of the system, the 2nd page is for displaying the historical data, the last page is for displaying the parameters for settings, and we also have 2 slide menus for displaying the device information and BT connection. Except for showing the present system information, we also can set the parameters for the charge controllers in the parameter setting pages, like for battery type, battery charge & discharge voltages, load mode settings and etc. For more information, please contact the solar charge controller providers.
Screenshots
Verdict
The clearest difference is rating: KG Serials at 3.6 against ChargePro 2.0's 2.3. ChargePro 2.0's advantage is ratings volume (29 vs 8). On price, review sentiment, update cadence and ads 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.
KG Serials holds the better App Store score, 3.6 against 2.3. Both are backed by a comparable volume of ratings — 8 and 29 respectively. Written reviews split almost evenly too, at 0% and 0% positive.
KG Serials ships an update monthly, ChargePro 2.0 every 3 weeks. Both last shipped on November 3, 2026.
| Parameter | KG Serials | ChargePro 2.0 |
|---|---|---|
| Price | Free | Free |
| Rating | 3.6 (8 ratings) — better | 2.3 (29 ratings) |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| Number of ratings | 8 | 29 — better |
| Update frequency | Monthly | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 10.0 |
| Further details — not scored | ||
| Size | 30 MB | 5 MB |
| Age rating | 4+ | 9+ |
| Developer | Hangzhou Junce Instruments Co., Ltd. | HNE |
Customer experience
KG Serials
ChargePro 2.0
In-app purchases
KG Serials
No in-app purchases
ChargePro 2.0
No in-app purchases









