AI PEN Pro vs Le
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AI PEN Pro
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The AI Pen App can wirelessly connect to a dedicated accessory via the phone's BLE or WiFi, then transfer the audio files stored on the accessory to the app's storage space on the phone. Afterward, it can use a natural language model to transcribe the audio into text and leverage the latest AI large language model to summarize the transcribed text, as well as generate a mind map.
Le
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Le-Echo是一款专为智能眼镜打造的创新应用，集成智能交互与个性化服务于一体，为用户带来无缝衔接的数字与现实体验。通过高效语音控制、实时视觉分析及情境感知技术，Le-Echo重新定义您感知世界的方式一-无论是通讯、娱乐还是工作，切尽在眼前。
Screenshots
Verdict
AI PEN Pro and Le 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.
AI PEN Pro ships an update every 11 days, Le fortnightly. The most recent releases landed on September 5, 2026 and August 14, 2026 respectively.
| Parameter | AI PEN Pro | Le |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 11 days — better | Fortnightly |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.6 | 14.0 — better |
| Further details — not scored | ||
| Size | 93 MB | 180 MB |
| Age rating | 12+ | 4+ |
| Developer | 伟才 韦 | 建松 陈 |
In-app purchases
AI PEN Pro
No in-app purchases
Le
No in-app purchases
