Comparison

BDL vs ETF智选

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

About

BDL

Features

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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。

About

ETF智选

Features

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ETF智选是一款简单易懂的ETF手机应用，方便您随时随地查看对比ETF数据，研究ETF投资策略。其核心功能包括： 1、ETF排行榜展示不同主题、不同类型的ETF列表。 2、ETF计算器简单的定投计算，相关性计算，ETF比较。 3、投资学院学习ETF的基础知识和投研技巧。 4、模型策略展示了一些官方示例的模型策略，方便学习研究。 5、策略开发在APP上编写ETF单标的和多标的的定投策略、常规策略，还支持策略的历史回溯测试和发布。另外，ETF计算器还支持黑色主题和白色主题，不同字体大小的设置。 —————————————————— 公众号：肥尾量化平台邮箱：business@fat-tail.com

Screenshots

BDL2 screens

ETF智选4 screens

Verdict

The call

The clearest difference is in-app purchases: BDL at none against ETF智选's 6. BDL also leads on iOS requirement (13.0 vs 15.1). ETF智选's advantage is update cadence (every 2 days vs every 2 weeks). On price, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. ETF智选 sells 6 one-off in-app purchases. BDL asks for nothing beyond the download.

UpkeepUpdate frequency

BDL ships an update every 2 weeks, ETF智选 every 2 days. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

Scorecard3 real differences · 3 level

BDL versus ETF智选: the parameters behind the verdict, then further details
Parameter	BDL	ETF智选
Price	Free	Free
Update frequency	Every 2 weeks	Every 2 days — better
Ads	No	No
In-app purchases	No — better	Yes
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	13.0 — better	15.1
Further details — not scored
Size	51 MB	19 MB
Age rating	17+	17+
Developer	Suzhou Boundless Medical Technology Co.,Ltd	治波王