大E小E vs 雷眼
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
大E小E
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青鸟视觉训练仪是快视（天津)科技有限公司运用国际先进视光技术，针对视觉功能康复、近视防控、斜弱视治疗等研发的新一代视觉训练仪。该训练仪主要是针对家庭端用户，并同时开放专业功能选项，可供医院、视光中心等医疗场所使用，使用此应用程序外，在做出任何医疗决定之前，还应寻求医生的建议。
雷眼
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雷眼APP是一款基于雷池 WAF 官方 API 开发的移动端工具，让你随时随地掌握网站防火墙的运行状态。支持策略查看与关键数据查询，轻量高效，开箱即用。 实时监控：直接调用雷池 WAF API，秒级刷新防护数据。 策略管理：便捷查看与调整防护策略，操作简单。 移动便携：无论身在何处，都能掌控网站安全。
Screenshots
Verdict
The clearest difference is in-app purchases: 大E小E at none against 雷眼's 1. On price, update cadence, 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. 雷眼 sells 1 one-off in-app purchase. 大E小E asks for nothing beyond the download.
大E小E ships an update every 3 months, 雷眼 every 5 months. The most recent releases landed on September 8, 2026 and September 7, 2026 respectively.
| Parameter | 大E小E | 雷眼 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 64 MB | 34 MB |
| Age rating | 12+ | 4+ |
| Developer | Fast Vision(tianjin)Technology Co.,Ltd | 祥利 管 |
In-app purchases
大E小E
No in-app purchases
雷眼
- 正式版$3.99
