Echo Eye vs PW Smart
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Echo Eye
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连接智能耳机与眼镜，开启无缝人机交互新时代 语音唤醒AI对话： 使用特殊唤醒词，即刻唤醒AI助手——无需掏手机，行走中、运动时、双手忙碌时，想问就问，即时获取信息、翻译、日程提醒等全场景服务。 智能识物·一眼看懂世界： 轻触镜腿启动AI视觉： → 扫一眼陌生植物，秒获物种信息 → 对准菜单，实时翻译外语 → 识别商品、地标、文档，信息即刻语音播报 所见即所知，世界更清晰 全语音沉浸式交互： 通过眼镜实现零延迟对话：自然连续提问 ，多轮深度交流 开启「眼所见·耳所闻·AI所想」的颠覆式交互体验
PW Smart
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PW Smart 为购买了我们的配备有显示屏的蓝牙耳机、蓝牙音箱的用户提供服务，主要包括精心设计的主题视频、音乐模式背景视频，以及为用户提供自定义的图片、视频编辑功能，提供 EQ 选择和自定义功能、音乐模式切换。
Screenshots
Verdict
The clearest difference is update cadence: PW Smart at every 2 days against Echo Eye's every 3 weeks. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Echo Eye ships an update every 3 weeks, PW Smart every 2 days. The most recent releases landed on September 29, 2026 and October 2, 2026 respectively.
| Parameter | Echo Eye | PW Smart |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 14.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 75 MB | 74 MB |
| Age rating | 4+ | 17+ |
| Developer | HSC Tech Limited | Shenzhen Prowell Technology Co., Ltd. |
In-app purchases
Echo Eye
No in-app purchases
PW Smart
No in-app purchases
