Sleeping Carl on a cloud vs Keyz
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sleeping Carl on a cloud
A calming bedtime companion featuring a character resting on a cloud. Gentle animations and soothing sounds create a peaceful atmosphere for children and parents. The app includes a simple alarm and gradually dims to help settle the room for sleep.
- Calming white-noise companion
- Gentle animations
- Soft soundscape
- Built-in alarm
- Gradual dimming and sound reduction
- Interactive character
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Carl rests peacefully on his cloud, breathing and snoring as he drifts through a quiet night sky. The gentle animation and soft soundscape create a calming white-noise companion for children and parents at bedtime. Move through the scene, tap Carl to wake him, or use the simple built-in alarm. After a period of inactivity, Sleeping Carl gradually dims and lowers the sound to help the room settle into sleep.
Keyz
Experience the satisfying click of mechanical keyboards on your phone. Customize keycaps, backgrounds, and sounds for a personalized fidgeting experience. Unlock daily rewards and track your taps.
- Customizable keycap and background skins
- Multiple sound packs including mechanical and typewriter
- LED backlight mode
- Customizable key labels with letters or emojis
- Daily streaks and secret skin collection
- Click counter
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Your favorite keycap, now in your pocket. Tap the keys and feel the satisfying click with realistic animations and mechanical keyboard sounds. Perfect for fidgeting during class, meetings, or anytime you need a little stress relief. [Features] • 1 to 9 key layouts — pick your perfect board size • Keycap & background skin collection — find your style • 7 sound packs — mechanical click, typewriter, quiet, frog, toot, bubble, coin • LED backlight mode — rainbow glow effects in dark mode • Custom key labels — any letter or emoji you want • Daily streaks & secret skins — come back each day to collect hidden skins • Click counter — track your taps Made for everyone who loves keycaps.
Screenshots
Verdict
The clearest difference is review sentiment: Keyz at 100% against Sleeping Carl on a cloud's 62%. Keyz also leads on update cadence (every 4 days vs every 3 months). Sleeping Carl on a cloud's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, 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. Keyz sells 1 one-off in-app purchase. Sleeping Carl on a cloud asks for nothing beyond the download.
Sleeping Carl on a cloud ships an update every 3 months, Keyz every 4 days. The most recent releases landed on October 24, 2026 and October 9, 2026 respectively.
| Parameter | Sleeping Carl on a cloud | Keyz |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 62.1% of reviews | 100.0% of reviews — better |
| Update frequency | Every 3 months | Every 4 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 14 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Tayasui.com | Keyz |
Customer experience
Sleeping Carl on a cloud
Keyz
In-app purchases
Sleeping Carl on a cloud
No in-app purchases
Keyz
- Lifetime Pass$2.99
