珊瑚课堂 vs CalWall
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
珊瑚课堂
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珊瑚课堂是一款学习辅助工具,主要用来上课学习、观看视频、完成作业等功能.
CalWall
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CalWall 是一款专为 iPhone 设计的日历壁纸生成工具。你可以选择不同的动态 Shader 背景、配色方案和日历排版，把当前月份、全年进度或个性文字组合成一张适合锁屏与主屏的高清壁纸。 主要功能： - 多种流体、渐变、噪声与光影风格背景 - 锁屏、海报、极简、全年、进度等日历模板 - 自定义月份、配色、颗粒、模糊、亮度和卡片透明度 - 一键随机生成灵感方案 - 高清导出并保存到相册 CalWall 适合喜欢桌面美化、日历壁纸、锁屏排版和个性化视觉风格的用户。无需复杂设计操作，几秒钟就能生成一张干净、耐看的专属日历壁纸。 使用条款: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ 隐私协议: https://2309.notion.site/CalWall-36f52211e9e2806b8b1dfdc7f3b31d82
Screenshots
Verdict
The clearest difference is in-app purchases: 珊瑚课堂 at none against CalWall's 2. 珊瑚课堂 also leads on device support (3 vs 1) and iOS requirement (15 vs 26.0). CalWall's advantage is update cadence (every 3 days vs fortnightly). On price and ads 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. CalWall sells 2 in-app purchases, starting at $0.99 per month. 珊瑚课堂 asks for nothing beyond the download.
珊瑚课堂 ships an update fortnightly, CalWall every 3 days. The most recent releases landed on October 24, 2026 and October 16, 2026 respectively.
| Parameter | 珊瑚课堂 | CalWall |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15 — better | 26.0 |
| Further details — not scored | ||
| Size | 111 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | 湖南腾慧科技有限公司 | 金苹 卢 |
In-app purchases
珊瑚课堂
No in-app purchases
CalWall
- 月订阅$0.991 Month
- 终身会员$2.99
