KeyTag vs AI灵动壳
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KeyTag
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用户可以裁剪图片，传到NFC吊牌上显示。支持iphone8及以上机型。
AI灵动壳
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AI灵动壳是针对智能墨水屏手机壳(E Ink Phone Case)所打造，可以DIY手机壳墨水屏显示内容的APP。 使用该App您可以编辑文字和图片创作您专属背壳壁纸，也可以在官方主题库中选择您喜欢的壁纸，传输到手机墨水屏上进行展示。显示图片时采用彩色墨水屏画质增强算法，细节边缘更分明，渐变过渡更自然，呈现插画和人像更完美的效果。 详细功能有: 1、提供 DIY 专属背壳图片的快捷功能; 2、多种滤镜/特效选择等。
Screenshots
Verdict
KeyTag and AI灵动壳 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Neither carries in-app purchases, so what you see is what you pay.
KeyTag ships an update every 2 months, AI灵动壳 every 6 weeks. The most recent releases landed on September 21, 2026 and August 12, 2026 respectively.
| Parameter | KeyTag | AI灵动壳 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 4 MB | 11 MB |
| Age rating | 4+ | 17+ |
| Developer | 深圳市立显通科技有限公司 | 露衡 王 |
In-app purchases
KeyTag
No in-app purchases
AI灵动壳
No in-app purchases
