Elevator Convenience vs BDL
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Elevator Convenience
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1 View elevator equipment information through Bluetooth connection device 2 Offline experience allows you to experience functions in advance without a Bluetooth connector 3. Group and management authorization functions 4. Program burning and non-standard modification functions
BDL
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精子质量的定期监测，获得精子质量变化数据，本应用程序仅作为辅助工具使用，不能代替专业医疗建议、诊断或治疗。在做出任何医疗决定或更改治疗方案之前，请务必咨询医生或其他合格的医疗专业人员。
Screenshots
Verdict
The clearest difference is update cadence: BDL at every 2 weeks against Elevator Convenience's every 4 weeks. 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.
Elevator Convenience ships an update every 4 weeks, BDL every 2 weeks. The most recent releases landed on September 8, 2026 and September 12, 2026 respectively.
| Parameter | Elevator Convenience | BDL |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 weeks | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 105 MB | 51 MB |
| Age rating | 4+ | 17+ |
| Developer | 苏州和阳电气有限公司 | 苏州博致医疗科技有限公司 |
In-app purchases
Elevator Convenience
No in-app purchases
BDL
No in-app purchases
