Yoshino vs Overkill Solar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Yoshino
Control your YOSHINO energy storage device with a simple interface. Bind your device via Bluetooth and Wi-Fi to monitor charging and discharging status, view device data, and adjust settings like charging limits and standby time. Customize temperature units and system language.
- Device binding via Bluetooth and Wi-Fi
- Monitor charging and discharging status
- View device data and parameters
- Control device ports
- Adjust device settings (nickname, Wi-Fi, limits)
- Customize temperature units and language
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Design of YOSHINO Connect APP is simple and easy to operate. It can be used to control your YOSHINO energy storage device. Users can log in through a third-party method ( you need to bind your email after logging in ), or you can log in directly through your email. Device binding process: 1. Click the binding "+" button on the main page 2. Search Bluetooth 3. Enter the correct wifi password (please verify the correctness of the wifi account password!) 4. Prompt that the binding is successful 5. View device information The device is bound through Bluetooth, and the entered WI-FI account password is confirmed to be correct to prevent the device from being unable to go online normally. After the device is successfully bound, you can view the relevant data and parameters of the device , and you can view the charging and discharging status data. The device can control the corresponding port through the control button , and display the output status and data of the port . Enter the device setting interface to view the device setting parameters. Including: device nickname, modify wifi, charging upper limit, discharging lower limit, button sound, device standby time, screen off time, firmware, help center, device specifications. In system settings, including temperature unit, system language. In account settings, there are some basic personal information settings.
Overkill Solar
This app connects to a solar battery management system to provide detailed monitoring and control. Users can track cell voltage, capacity, current, and manage charging/discharging ports. It also offers advanced configuration options for calibration, balancing, and protection settings.
- Monitor cell voltage and capacity
- Control charging and discharging ports
- Calibrate voltage and current
- Configure balancer and protection values
- Log voltage, current, and power
- Monitor BMS alarms and temperature
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Overkill Solar iOS App allows users to connect with the Overkill Solar Battery Management System (BMS). It can monitor voltage of the cells, total capacity, charging and discharging current, and switch the charging and discharging ports on or off. Features: - change bluetooth advertising name - unlock hardware protected BMS - save or load BMS configurations - calibrate cells voltage and charging or discharging current - log maximum or minimum voltage, current and power - enable and configure the balancer - modify the capacity settings - monitor temperature - monitor BMS alarms - import and export .fig files - set level 2 and 3 advanced protection values
Screenshots
Verdict
The clearest difference is review sentiment: Overkill Solar at 100% against Yoshino's 25%. Overkill Solar also leads on rating (4.8 vs 2.4). Yoshino's advantage is update cadence (every 6 weeks vs every 4 months). On price, ratings volume, 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.
Overkill Solar holds the better App Store score, 4.8 against 2.4. Both are backed by a comparable volume of ratings — 11 and 21 respectively. Written reviews point the same way: 25% of Yoshino's written reviews are positive against 100% of Overkill Solar's.
Yoshino ships an update every 6 weeks, Overkill Solar every 4 months. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.
| Parameter | Yoshino | Overkill Solar |
|---|---|---|
| Price | Free | Free |
| Rating | 2.4 (11 ratings) | 4.8 (21 ratings) — better |
| Positive reviews | 25.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 11 | 21 — better |
| Update frequency | Every 6 weeks — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 13.4 |
| Further details — not scored | ||
| Size | 25 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | Suzhou Yaxinneng Power Technology Co., Ltd. | Overkill Solar LLC |
Customer experience
Yoshino
Overkill Solar
In-app purchases
Yoshino
No in-app purchases
Overkill Solar
No in-app purchases
