Circle Tracker vs 研成了
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Circle Tracker
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Easy to use, full of fun to control, but also make a variety of imaginative play possible. Programming can make the robot according to your instructions to complete a series of actions, ONEBOT robot unique graphical programming mode, the original professional, complex command code graphics, modular, with the fun of the game tutorial, easy to learn, full of endless fun to explore.
研成了
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研成了是一款全新的智能题库，在学习过程中可以遇见各种不同的题型，更好的巩固知识点，为学员们打造更佳的学习环境。
Screenshots
Verdict
The clearest difference is in-app purchases: Circle Tracker at none against 研成了's 1. Circle Tracker also leads on update cadence (every 6 weeks vs every 12 months) and iOS requirement (8.0 vs 11.0). 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
Both are free to download. 研成了 sells 1 one-off in-app purchase. Circle Tracker asks for nothing beyond the download.
Circle Tracker ships an update every 6 weeks, 研成了 every 12 months. The most recent releases landed on October 9, 2026 and October 6, 2026 respectively.
| Parameter | Circle Tracker | 研成了 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 weeks — better | Every 12 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 11.0 |
| Further details — not scored | ||
| Size | 48 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | Beijing IQI Technology Co.,Ltd. | 鑫 李 |
In-app purchases
Circle Tracker
No in-app purchases
研成了
- 管理类综合•联考写作•精讲课$299.99
