Tech vs I Led
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Tech
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蓝牙控制硬件，控制灯的关和开
I Led
This utility app enables image display on microcontrollers via Bluetooth and Wi-Fi. A demonstration video is available for review.
- Bluetooth connectivity
- Wi-Fi connectivity
- Image display on microcontrollers
- Demo video available
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APP通过蓝牙和wifi，实现与单片机进行图像展示 为了审查应用程序，提供一个演示视频的链接。 https://www.youtube.com/watch?v=a_kRJAVbXAg
Screenshots
Verdict
The clearest difference is update cadence: I Led at every 3 months against Tech's every 6 months. Tech's advantage is iOS requirement (12.0 vs 14.1). 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.
Tech ships an update every 6 months, I Led every 3 months. The most recent releases landed on May 18, 2026 and June 10, 2026 respectively.
| Parameter | Tech | I Led |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 6 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 — better | 14.1 |
| Further details — not scored | ||
| Size | 49 MB | 66 MB |
| Age rating | 17+ | 4+ |
| Developer | 梅 熊 | 鹏 周 |
In-app purchases
Tech
No in-app purchases
I Led
No in-app purchases
