# 4K Wallpapers - HD Backgrounds

> Customize Live Wallpapers with 3D Background Changer & Stunning 4K Wallpaper App

Canonical page: [https://chrome-stats.com/d/com.hd.cool.wallpapers](https://chrome-stats.com/d/com.hd.cool.wallpapers)

## Overview

- **ID:** `com.hd.cool.wallpapers`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Technozer Solution
- **Category:** PERSONALIZATION
- **Downloads:** 1,361,164
- **Rating:** 4.90 / 5 (10,524 ratings)
- **Version:** 2.4.2
- **Last updated:** 2026-04-29
- **First published:** 2023-05-01
- **Publisher country:** IN
- **Size:** 58 MB
- **Data as of:** 2026-09-10
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.hd.cool.wallpapers)
- **Website:** [https://technozer.com](https://technozer.com/)
- **Privacy policy:** [https://technozer.com/policy/wallpaper/privacy.html](https://technozer.com/policy/wallpaper/privacy.html)

## Description

**4K Wallpapers - HD Backgrounds** is a feature-rich Chrome extension that allows you to personalize your device like never before with over 15,000 premium live and static wallpapers. Enjoy a vast library of 4K UHD backgrounds including 3D, 4D, 9D, parallax, and video wallpapers across 33+ categories such as nature, anime, supercars, and more.

Key features include an automatic wallpaper changer, edge lighting live wallpapers with colorful rounded corners, easy one-tap wallpaper setting for home and lock screens, and seamless sharing options to social media platforms like Instagram, Facebook, and TikTok. Daily updates keep your device fresh, while privacy is maintained as no personal data is imported or used. Discover and customize stunning HD backgrounds effortlessly with this vibrant and secure wallpaper app.

## Rankings

- #57,001 — Overall
- #168 — Personalization (Free)
- #11 — 3d wallpapers
- #11 — hd images
- #12 — hd backgrounds
- #13 — hd theme

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_CUSTOM_AUDIENCE`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.ACCESS_NOTIFICATION_POLICY`
- `android.permission.ACCESS_WIFI_STATE`
- `android.permission.ANSWER_PHONE_CALLS`
- `android.permission.BATTERY_STATS`
- `android.permission.CALL_PHONE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.FOREGROUND_SERVICE_PHONE_CALL`
- `android.permission.INTERNET`
- `android.permission.MANAGE_OWN_CALLS`
- `android.permission.MODIFY_AUDIO_SETTINGS`
- `android.permission.POST_NOTIFICATIONS`
- `android.permission.READ_BASIC_PHONE_STATE`
- `android.permission.READ_PHONE_STATE`
- `android.permission.RECEIVE_BOOT_COMPLETED`
- `android.permission.SET_WALLPAPER`
- `android.permission.SET_WALLPAPER_HINTS`
- `android.permission.SYSTEM_ALERT_WINDOW`
- `android.permission.VIBRATE`
- `android.permission.WAKE_LOCK`
- `android.permission.WRITE_SETTINGS`
- `com.android.vending.BILLING`
- `com.android.vending.CHECK_LICENSE`
- `com.google.android.c2dm.permission.RECEIVE`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `com.google.android.gms.permission.AD_ID`
- `com.hd.cool.wallpapers.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

## Review summary

Users consistently praise the app for a large selection of beautiful wallpapers and a generally positive, reliable experience. The main drawbacks are intrusive ads and a rating-prompt mechanic to unlock content, with a few mentions of credibility concerns. Overall, the app is viewed as a fantastic wallpaper source, though advertising tactics can detract from the experience.

### Pros

- Huge variety of wallpapers to choose from
- Beautiful, high-quality wallpapers
- Overall positive app experience and reliable performance

### Cons

- Intrusive ads / non-stop advertising
- Forced rating to unlock wallpapers
- Some users claim the app is fake

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.hd.cool.wallpapers)