Graffiti Screen vs Automatic Sleep Tracker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Graffiti Screen
Design custom content for your LED screen directly from your phone. Connect via Bluetooth to create and instantly display your designs, making your LED screen uniquely yours.
- Bluetooth connectivity
- Custom content design
- Real-time display
- Mobile phone control
- User-created designs
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Graffiti Screen app, through Bluetooth connection, allows you to design the content that the LED screen wants to display on your mobile phone at will. What's more, download and play it quickly to realize that the LED display screen is cool and painted by me! 酷涂app,通过蓝牙连接让你可以在手机上随心所欲设计LED屏想显示的内容，还心动什么，赶快下载玩一把吧，实现LED显示屏由我酷，由我涂！
Automatic Sleep Tracker
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Automatic sleep tracker, your personal sleep depth and cycle monitor. With it, you can know everything you want to know about your sleep pattern, understand your sleep depth and cycle, give you a comprehensive score for your sleep, and recommend your recent bedtime based on your habits, automatically monitor your sleep duration and quality and send you a notification after you unlock your phone for the first time in the morning. What are you waiting for? Click to download now, improve your sleep quality, embrace a healthier life. Bring you a more efficient life.
Screenshots
Verdict
The clearest difference is price: Graffiti Screen at Free against Automatic Sleep Tracker's $2.99. Graffiti Screen also leads on update cadence (every 5 weeks vs every 3 months) and iOS requirement (9.1 vs 15.0). Automatic Sleep Tracker's advantage is device support (4 vs 2). On 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
Graffiti Screen is free to download; Automatic Sleep Tracker costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Graffiti Screen ships an update every 5 weeks, Automatic Sleep Tracker every 3 months. The most recent releases landed on November 13, 2026 and November 14, 2026 respectively.
| Parameter | Graffiti Screen | Automatic Sleep Tracker |
|---|---|---|
| Price | Free — better | $2.99 |
| Rating | 2.6 (12 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 12 — better | — |
| Update frequency | Every 5 weeks — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 9.1 — better | 15.0 |
| Further details — not scored | ||
| Size | 116 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Tianlang innovation Technology (Shenzhen) Co.,Ltd. | 泳诗 陈 |
In-app purchases
Graffiti Screen
No in-app purchases
Automatic Sleep Tracker
No in-app purchases
Questions
Is Graffiti Screen free?
Is Automatic Sleep Tracker free?
Do Graffiti Screen or Automatic Sleep Tracker have ads?
Which is updated more often, Graffiti Screen or Automatic Sleep Tracker?
Other comparisons
