LED-Grid Live

Name: LED-Grid
Author: John Zhan

John Zhan1 app · 5 installsToolsFreeIn-app purchases: $28.99 per itemcom.ledgrid.led_grid

LED display tool: config, wiring, mapping & photo annotation in one app.

Alert me ★ Watch Open in Play ↗

Total installs: 5
Installs / day: ~0
Rating: —★
Released: 24 Aug 2026
Last update: 5 Sept 2026
Countries: —

Install history

exact counter from Google Play

30dAll

Installs per day · last 90 days

Change timeline

No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.

Country availability

Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.

Top countries

Country data will be available soon.

We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.

Top chart positions

Not in any tracked top chart.

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Permissions

4 in 2 groups

1 Sensitive0 Notable3 Routine

What this app can do with your phone

Use your camera to take photos and record videos

CameraSensitive1

Access to your camera to take photos and record video

Use your camera to take photos and record videostake pictures and videos · CAMERA

OtherRoutine3

Access to miscellaneous device features that don't fit other categories

Check whether you are online and whether you use Wi-Fi or mobile dataview network connections · ACCESS_NETWORK_STATE
Connect to the internet to load content and send datafull network access · INTERNET
Check with Google Play that you got this app legitimatelyGoogle Play license check · com.android.vending.CHECK_LICENSE

Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.

Store listing

Full description

LED-Grid is a construction assistant tool designed for LED display installers and engineers, covering the complete workflow from parameter configuration to on-site annotation. 【Screen Config】 - Module-level configuration: module size, module columns/rows per cabinet, auto-calculated cabinet resolution - Live totals for cabinets and pixels - One-tap cabinet layout generation with zoomable preview 【Wiring】 - 10 wiring modes: S-shape, Z-shape, single direction, manual wiring and more - Advanced options: min ports, 10-bit mode, 120Hz mode, no rect limit, zigzag routing - Per-port pixel load calculation with automatic port allocation and topology diagram - Save, load, rename and share wiring schemes; add to test pattern canvas 【Mapping】 - Test patterns: diagonal lines, circles, custom colors and line width - Multi-screen stitching: auto layout with edge snapping, full screen management (add/remove/rename/drag) - Back-view mirror, module grid overlay, adjustable font size - Export high-resolution PNG for field testing 【Photo Annotation】 - Take or pick a display photo, auto/manual corner detection with perspective correction - Overlay cabinet topology and mark faulty/abnormal cabinets or modules - Front/back view switching; export annotation data (.ledg) for sharing and recovery All data is processed locally — no network connection required, keeping your data private. A one-time purchase unlocks Pro features including export and advanced tools.

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