Popusign vs WNoise
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Popusign
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Popusign is an app designed for LED display screens. The app has a massive collection of GIF animations built-in, allowing users to import multiple frames of local phone images and customize their own animations to be displayed on the LED screen. Users can use the app's graffiti function to draw interesting and personalized images and display them on the screen. The app also displays various text content with different changing effects and borders on the screen, supporting multiple screens of different resolutions and sizes, as well as languages from multiple countries.
WNoise
This app offers a rich library of natural sounds and custom audio uploads to create personalized soundscapes for relaxation, focus, and improved sleep. Manage your favorite mixes, sync them across devices, and use the sleep timer for a peaceful experience.
- Extensive natural sound library
- Custom audio uploads
- Personalized sound mix management
- Cross-device cloud sync
- Automatic sleep timer
- Independent volume control
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WNoise is a professional white noise app that provides you with an immersive audio experience, helping you relax, improve focus, and enhance sleep quality. 【Core Features】 • Rich White Noise Library: Enjoy a variety of natural sounds including ocean waves, rain, thunder, forest, farm, water, birds, and city life • Custom Audio Upload: Upload your own audio files to create a personalized sound library • Personalized Sound Management: Create and manage your favorite sound combinations, save and load them anytime • Cloud Sync: Automatically sync your sound configurations, favorite presets, and custom audio across all your devices using iCloud • Sleep Timer: Set a sleep countdown to automatically stop playback, helping you fall asleep peacefully • Flexible Volume Control: Independently adjust the volume of each sound source to create the perfect mix 【Perfect For】 • Work & Study: Improve focus and block out distracting noises • Relaxation & Meditation: Create a peaceful atmosphere and relieve stress • Sleep Aid: Help you fall asleep faster and improve sleep quality • Background Ambience: Add a comfortable atmosphere to your daily life 【Key Highlights】 • Clean and elegant interface design with intuitive operation • Background playback support, won't interfere with other apps • Smart cloud sync with secure and reliable data storage • Fully functional offline, no internet required to play local sounds Download WNoise now and start your journey to tranquility! ------------------------------------------------------------------ Terms of Use (EULA): https://www.wnoise.top/terms Privacy Policy: https://www.wnoise.top/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: Popusign at none against WNoise's 3. Popusign also leads on update cadence (every 5 weeks vs every 3 months). On price, ads, device support and iOS requirement 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. WNoise sells 3 in-app purchases, starting at $0.99 per month. Popusign asks for nothing beyond the download.
Popusign ships an update every 5 weeks, WNoise every 3 months. Both last shipped on September 30, 2026.
| Parameter | Popusign | WNoise |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| Update frequency | Every 5 weeks — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 16 |
| Further details — not scored | ||
| Size | 105 MB | 67 MB |
| Age rating | 12+ | 4+ |
| Developer | General Lighting Electronic Co., Ltd. | ChaoYuan Zheng |
In-app purchases
Popusign
No in-app purchases
WNoise
- Monthly$0.991 Month
- 3 Months$2.993 Months
- 1 Year$7.991 Year









