数学小博士之初试牛刀 vs 七乐
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
数学小博士之初试牛刀
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考验脑力和敏捷力的时候到了，游戏中给出加减乘除算法，用最快的速度算出答案，与游戏中给出的答案作比较，选择对与错。开动脑筋，尽力取得最好分数吧！
七乐
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短剧控的快乐，终于被我们做到了极致。 你有没有这样的时刻—— 想追剧却没时间看长片，倍速又不过瘾； 想找点刺激，却连刷几分钟都嫌慢。 这个App，就是为你量身打造的短剧宇宙。 每集1~3分钟，高潮不拖沓 告别注水，直接上头。每集一个爆点，反转、甜宠、悬疑、搞笑、重生、霸总……几十种品类，总有一款让你“下一集自动播放”。 碎片时间的绝配 等公交、午休吃饭、睡前躺平，随手打开就能刷。比短视频更有剧情，比长剧更省时间，比追更更懂你。
Screenshots
Verdict
The clearest difference is in-app purchases: 数学小博士之初试牛刀 at none against 七乐's 4. 数学小博士之初试牛刀 also leads on device support (3 vs 1) and iOS requirement (12.0 vs 16.1). 七乐's advantage is ads (none vs shown) and update cadence (every 3 days vs every 13 months). On price 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. 七乐 sells 4 one-off in-app purchases. 数学小博士之初试牛刀 asks for nothing beyond the download.
数学小博士之初试牛刀 ships an update every 13 months, 七乐 every 3 days. The most recent releases landed on October 18, 2026 and October 24, 2026 respectively.
| Parameter | 数学小博士之初试牛刀 | 七乐 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 13 months | Every 3 days — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 12.0 — better | 16.1 |
| Further details — not scored | ||
| Size | 14 MB | 192 MB |
| Age rating | 4+ | 4+ |
| Developer | 习堂 刘 | 郑州七云科技有限公司 |
In-app purchases
数学小博士之初试牛刀
No in-app purchases
七乐
- 周卡$0.99
- 月卡$3.99
- 季卡$8.99
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- 年卡$29.99
