SmartCtl vs 答案之书
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SmartCtl
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SK2 is a central control system. Through this APP (IPAD/IPHONE), users can switch different scene mode and configurations by wireless control of lighting, stage lighting, video and audio equipment, projection, electric curtain, stage curtain and other scene mode control and configuration.Our products are mainly used in the meeting room.
答案之书
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这是传说中的神奇答案之书。
Screenshots
Verdict
The clearest difference is in-app purchases: SmartCtl at none against 答案之书's 1. SmartCtl also leads on ads (none vs shown) and update cadence (every 10 days vs every 12 months). On price 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. 答案之书 sells 1 one-off in-app purchase. SmartCtl asks for nothing beyond the download.
SmartCtl ships an update every 10 days, 答案之书 every 12 months. The most recent releases landed on September 5, 2026 and August 15, 2026 respectively.
| Parameter | SmartCtl | 答案之书 |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 21.4% of reviews |
| Update frequency | Every 10 days — better | Every 12 months |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 33 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | HMAUDIO Technology Co.,Ltd | 唯墨科技 |
In-app purchases
SmartCtl
No in-app purchases
答案之书
- 解锁无限问题$0.99
