Sectra Noise Shield vs ThinkSign_LedLinkBle
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sectra Noise Shield
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This app generates a randomized pink noise, designed to prevent the device playing the sound from also being able to listen to conversations. To ensure your protection, also place the device in a closed container. Consult an audio expert to determine the minimum noise level sound.
ThinkSign_LedLinkBle
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LED Link is a Bluetooth-based LED display control app designed for ThinkSign LED screens and controllers. Create, manage, and upload content to your LED screen via Bluetooth. Easily build multi-slide programs with text, images, videos, and borders, preview them in real time, and send them to the LED display with a single tap. Key Features: Visual program editor with multi-slide support Text, image, video, and layout customization Local program storage for easy save, load, and sharing Direct Bluetooth connection to ThinkSign LED controllers Stable transfers with automatic reconnect and retry Adaptive to different LED screen sizes and panel layouts Perfect for storefront signage, advertising displays, and information boards—making ThinkSign LED content management simple and efficient.
Screenshots
Verdict
The clearest difference is device support: Sectra Noise Shield at 3 against ThinkSign_LedLinkBle's 1. On price, update cadence, ads and in-app purchases 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.
Sectra Noise Shield ships an update weekly, ThinkSign_LedLinkBle every 6 days. The most recent releases landed on October 25, 2026 and October 12, 2026 respectively.
| Parameter | Sectra Noise Shield | ThinkSign_LedLinkBle |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.6 — better | 16.6 |
| Further details — not scored | ||
| Size | 2 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | Sectra AB | xiangjun zhao |
In-app purchases
Sectra Noise Shield
No in-app purchases
ThinkSign_LedLinkBle
No in-app purchases
Questions
Is Sectra Noise Shield free?
Is ThinkSign_LedLinkBle free?
Do Sectra Noise Shield or ThinkSign_LedLinkBle have ads?
Which is updated more often, Sectra Noise Shield or ThinkSign_LedLinkBle?
Other comparisons
