KL500A vs LHK
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KL500A
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KL500 A系列电压电流表是一款能测量电压、电流、功率、充放电容量、瓦时、时间等多种物理参数的新型库仑计， 同时也可以设定参数实现过压保护、欠压保护、过流保护、过功率保护、过温保护及限时保护等多种保护功能。 该仪表能够自动识别电流的方向，并且对电池容量可以进行实时监控且采用彩色液晶显示被测数据，显示信息全面、人性化。 KL500A系列电压电流表在原有功能基础上加入电压电流曲线显示及导出的功能，同时可以使用手机 APP控制显示，也可以实时对固件进行更新升
LHK
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LHK-200 App for controlling and setting up LHK-200 motor controller.
Screenshots
Verdict
The clearest difference is update cadence: KL500A at every 4 weeks against LHK's every 4 months. KL500A also leads on iOS requirement (11.0 vs 13.0). 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.
KL500A ships an update every 4 weeks, LHK every 4 months. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.
| Parameter | KL500A | LHK |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 weeks — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 31 MB | 18 MB |
| Age rating | 17+ | 4+ |
| Developer | 磊磊 周 | Mechtronic Aps |
In-app purchases
KL500A
No in-app purchases
LHK
No in-app purchases
