pianoplayerx vs ZN智能监控
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
pianoplayerx
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自动演奏系统配套ios app操控器，利用BLE通讯，控制自动演奏系统的播放、暂停等操作
ZN智能监控
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实时查看车辆的视频和预设的报警信息
Screenshots
Verdict
pianoplayerx and ZN智能监控 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
pianoplayerx ships an update every 3 months, ZN智能监控 every 4 months. Both last shipped on November 3, 2026.
| Parameter | pianoplayerx | ZN智能监控 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 31 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | Shanghai Zuntong Intelligent Technology Co., Ltd. | 嘉兴唤起科技有限公司 |
In-app purchases
pianoplayerx
No in-app purchases
ZN智能监控
No in-app purchases
