Comparison

腕阅读 vs B³ Calculator

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

Head to head
About

腕阅读

Features
Read full description

3.0版本焕然一新,全新的开始,让腕上阅读器有手机阅读器般的体验。 通过手机将txt文件同步到手表上,通过手表阅读器轻松阅读。让您无时无刻纵享阅读乐趣... * 完全适配Apple Watch页面尺寸,支持点击和划动翻页 * 支持本地和微软朗读听书功能 * 自动阅读功能 * 屏保(摸鱼)模式 * 分享用腕阅读打开快捷导入TXT * Wi-Fi极速传书 * 手机端和手表端阅读进度同步 主要配合iWatch实现腕上阅读器功能。实现怀旧的腕上的MP4阅读器。 专注于低能耗的iWatch阅读器,无感的加载过程,极低的电量损耗,提供更长时间的阅读、听书体验。 如果有任何意见,欢迎反馈! QQ群:635206426

About

B³ Calculator

Features
Read full description

We are introducing an upgraded version of the BMI Calculator that not only provides BMI (Body Mass Index) calculation but also includes BMR (Basal Metabolic Rate) and BFP (Body Fat Percentage) functions. It supports local data storage and tracking, ensuring the security of your information while making health management easier and more effective. Whether you want to control weight, improve health conditions, or pursue an ideal body composition, our B³ Calculator provides comprehensive support. With a simple and intuitive interface, you can effortlessly and accurately calculate your BMI (Body Mass Index) and understand your weight status. At the same time, we also offer the BMR (Basal Metabolic Rate) feature, which calculates your basal metabolic rate based on factors such as height, weight, age, and gender. Understanding your BMR can help you better determine your daily calorie intake and plan your diet more effectively. Another important indicator, BFP (Body Fat Percentage), is also included in our B³ Calculator. You can calculate your body fat percentage and understand your body fat level, providing guidance for achieving your desired body composition. Whether you are a fitness enthusiast, someone looking to lose weight, or simply seeking better health management, our B³ Calculator will become your essential health assistant. Take control of your BMI, BMR, and BFP and embark on a new journey towards a healthy life! Disclaimer: The data and indicators provided by the B³ Calculator are for reference only and do not constitute medical advice. Before making any health decisions, please consult professional medical institutions or doctors for advice.

Screenshots

腕阅读4 screens

Verdict

The call

The clearest difference is update cadence: 腕阅读 at monthly against B³ Calculator's every 40 months. 腕阅读 also leads on iOS requirement (15.0 vs 18.6). 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

CostPrice · In-app purchases · Ads · Monetization

腕阅读 costs $0.99 and B³ Calculator $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

腕阅读 ships an update monthly, B³ Calculator every 40 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

Scorecard2 real differences · 5 level
腕阅读 versus B³ Calculator: the parameters behind the verdict, then further details
Parameter腕阅读B³ Calculator
Price$0.99$0.99
Positive reviews46.9% of reviews—
Update frequencyMonthly — betterEvery 40 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPod, Apple Watch — betteriPhone, Apple Watch
Requires iOS15.0 — better18.6
Further details — not scored
Size19 MB2 MB
Age rating4+12+
Developer凯 程玉美 张

In-app purchases

None

腕阅读

No in-app purchases

None

B³ Calculator

No in-app purchases

Questions

Is 腕阅读 free?
腕阅读 costs $0.99, with no in-app purchases.
Is B³ Calculator free?
B³ Calculator costs $0.99, with no in-app purchases.
Do 腕阅读 or B³ Calculator have ads?
Neither 腕阅读 nor B³ Calculator shows ads.
Which is updated more often, 腕阅读 or B³ Calculator?
腕阅读 ships an update monthly, and B³ Calculator every 40 months. Most recently, 腕阅读 was updated on November 7, 2026 and B³ Calculator on November 3, 2026.

Other comparisons