心学问 vs Unit Converter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
心学问
Read full descriptionHide full description
《心学问》,在校学生、学校老师及诗词爱好者最好用的工具App,有以下功能: 1,古诗文。唐诗宋词元曲,以及各种古文,内容全面,数量上大概有一百多万篇。用户可以随意浏览,或者根据分类、作者或年代等查询。支持横排版及竖排版,文字从上往下,自右向左阅读。其中部分诗词古文支持翻译及注释,支持语音背诵及默写;用户可以自己阅读或听音频; 2,拍照查字:支持拍照查询汉字、词组、成语等,入口在汉字主界面。根据拍摄的照片,识别其中的汉字,然后查询相关内容; 3,汉字、词组、成语、歇后语及典故:每种内容都有相应的查询方式,查询后显示相关内容。显示时,如果有同义词、近义词或反义词,会同时显示相关词; 4,古籍:主要是四书五经等古籍。今后将会增加更多的书籍,不限于古籍,也有可能各种免费的书籍,或者用户自行上传书籍(比如:pdf,pub,txt等格式)。 应用还在不断完善中,期待对您有用。
Unit Converter
Read full descriptionHide full description
This is an efficient tool app that integrates a professional calculator with multi-unit conversion functionality. Supports complex expression calculations and multiple categories of physical unit conversions, meeting various calculation needs in study, work, and daily life. 【Core Feature Highlights】 Powerful Expression Calculation Engine ■ Supports complex mathematical operations (e.g., 2.5 × 3.8 + 1.2 ÷ 0.4) ■ Scientific notation display ■ Real-time calculation result preview ■ Customizable decimal precision Comprehensive Unit Conversion Support ■ Length, Mass, Time, Current, Temperature, Acceleration, Area, Charge, Force, Frequency, Plane Angle, Solid Angle, Speed, Volume User-Friendly Experience ■ Save frequently used unit pairs for quick access ■ Switch freely between dark and light themes ■ Simple and intuitive interface Smart Conversion Experience ■ One-tap unit swap function ■ Copy calculation results and full formulas
Screenshots
Verdict
The clearest difference is device support: Unit Converter at 3 against 心学问's —. On price, in-app purchases and iOS requirement 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. 心学问 sells 8 in-app purchases, starting at $2.99 per month and Unit Converter sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
| Parameter | 心学问 | Unit Converter |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Every 2 weeks |
| Ads | — | No |
| In-app purchases | Yes | Yes |
| Devices | — | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 150 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | 大林 陈 | 伟鹏 李 |
In-app purchases
心学问
- 连续包月$2.991 Month
- 连续包季$7.993 Months
- 连续包年$29.991 Year
- 6元宝$0.99
- 18元宝$2.99
- 1个月$3.99
Show 2 moreShow fewer
- 68元宝$9.99
- 128元宝$19.99
Unit Converter
- Unlock Premium Membership$0.99









