慧数学 vs 一日一字
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
慧数学
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慧数学，整合北师大出版集团优质资源和科大讯飞先进的人工智能技术、教育大数据技术，构建高效学习、精准化学习，个性化学习的数学在线教育生态，为初中教师和学生打造专业的数学教、学、练、考服务平台。
一日一字
This minimalist journal app focuses on learning a single character each day, inspired by annual character selections. It supports various East Asian typefaces and offers features for Chinese, Japanese, and Korean learners, including Pinyin fonts and calendar views for easy sharing.
- Daily character learning
- Minimalist writing interface
- Multiple East Asian typefaces
- Pinyin fonts for pronunciation
- Calendar view for records
- Screenshot saving for sharing
- Home screen widgets
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"一日一字 - Journal" is your fresh new diary! - Inspired by the "Hanzi of the Year(年度汉字)", why not have a "Hanzi of the Day(今日汉字)" - Adhering to minimalism, writing too much is too strenuous, One is perfect! - Songti, Heiti, Yuanti, Kaiti...... Classic East Asia typefaces are now supported. - You can even choose different font regions to get different characters' shapes for Simplified/Traditional Chinese Hanzi, Japanese Kanji, and Korean Hanja. - Calendar view helps show your records all in one. One-click and save them as screenshots quickly with many grid options. So good for SNS sharing! - A Start-learner in Chinese? Pinyin Fonts will find you the pronunciation. - Creative tool for Chinese learning or Japanese learning. Make Hanzi/Kanji a lemonade! Many a little makes a mickle. - Support Adding Widgets to the Home Page
Screenshots
Verdict
The clearest difference is rating: 一日一字 at 5.0 against 慧数学's 1.0. 一日一字 also leads on in-app purchases (none vs 10) and update cadence (daily vs monthly). 慧数学's advantage is iOS requirement (9.0 vs 15.0). On price, ratings volume, 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
Both are free to download. 慧数学 sells 10 one-off in-app purchases. 一日一字 asks for nothing beyond the download.
一日一字 holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
慧数学 ships an update monthly, 一日一字 daily. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.
| Parameter | 慧数学 | 一日一字 |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 5.0 (1 ratings) — better |
| Number of ratings | 1 | 1 |
| Update frequency | Monthly | Daily — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 9.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 105 MB | 561 MB |
| Age rating | 4+ | 4+ |
| Developer | 北京京师讯飞教育科技有限公司 | 书豪 何 |
Customer experience
慧数学
一日一字
In-app purchases
慧数学
- 慧数学6学币$0.99
- 慧数学1学币$0.99
- 慧数学3学币$0.99
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- 慧数学12学币$1.99
- 慧数学18学币$2.99
- 慧数学25学币$3.99
- 慧数学30学币$3.99
- 慧数学40学币$5.99
- 慧数学88学币$12.99
- 慧数学视频包$14.99
一日一字
No in-app purchases
