Z vs Smart
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Z
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Household power station operation management, convenient and quick check the power station situation. Real-time control of power station working conditions. Daily, monthly and annual power generation at a glance.
Smart
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"Manage the operation of energy power stations, realize remote monitoring and OTA upgrades. Users can check system status, health reports and fault alarms at any time to ensure worry-free operation and maintenance."
Screenshots
Verdict
The clearest difference is iOS requirement: Z at 11.0 against Smart's 13.0. On price, update cadence, 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.
Z ships an update fortnightly, Smart every 2 weeks. The most recent releases landed on September 15, 2026 and September 11, 2026 respectively.
| Parameter | Z | Smart |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 38 MB | 64 MB |
| Age rating | 4+ | 4+ |
| Developer | Zhongrui Green Energy Technology (Shenzhen) Co., Ltd. | Ruihe Energy (Shenzhen) Co.,Ltd. |
In-app purchases
Z
No in-app purchases
Smart
No in-app purchases
