Twinkle Clock
Twinkle Clock is made and published by Hiroyasu Hirai. AppBrain is an independent app data site and isn't affiliated with Hiroyasu Hirai. The app name, icon, screenshots and description belong to Hiroyasu Hirai and are shown as published on the App Store.
AppBrain's verdict
- Last updated
- October 26, 2026
- Size
- 22.5 MB
User feedback
Ratings and reviews on the App StoreComments on Twinkle Clock for iOS
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Store listing
By Hiroyasu Hirai, from the App Store
Description by Hiroyasu Hirai Written by the developer, not by AppBrain. Click to read.
FREE
• 12 zodiac constellations, swipe to switch
• A twinkling starfield with the time overlaid on constellation lines
PRO (one-time purchase)
• All 88 official constellations
• ~8,900 naked-eye stars across the whole sky
• The Milky Way and the Moon & planets (Mercury–Saturn)
• Nebulae, star clusters, and galaxies
• Tap any star, the Moon, or a planet to read about it
• Time Travel — pick any date and time to see what the sky looked like (or will look like)
• Major meteor shower activity windows
Available on iPhone, iPad, Mac, Apple TV, and Apple Vision Pro.
Safety and technology
Found in the app by AppBrain- Price
- Free
- App size
- 22.5 MB
- Content rating
- Everyone
Technologies used by Twinkle Clock
Releases
Updates seen on the App Store- Version
- 3.0.1
- Launched
- September 2023
No changelog data
Alternatives
Similar apps and more from Hiroyasu Hirai
Rankings
App Store top chartsApp Store Rankings for Twinkle Clock
About the app and developer
About Twinkle Clock
Twinkle Clock is a lifestyle app developed by Hiroyasu Hirai.
User Ratings
The app has no ratings yet.
App Information
Twinkle Clock is freely available from the App Store. The app size is 22.53 MB. The latest version available is 3.0.1. The last update was on October 26, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since September 2023.
Developer information for Hiroyasu Hirai
Address:
Frequently asked questions about Twinkle Clock
Is Twinkle Clock free?
Yes. Twinkle Clock is free on the App Store.
Is Twinkle Clock still available?
Yes. Twinkle Clock is on the App Store, and the last update we saw was on October 26, 2026.
How large is Twinkle Clock?
Twinkle Clock is 22.53 MB.
Is Twinkle Clock suitable for children?
App Store rates the content of Twinkle Clock as suitable for everyone.
Who made Twinkle Clock?
Twinkle Clock was developed by Hiroyasu Hirai. It is listed in the lifestyle category on the App Store.
What are the best alternatives to Twinkle Clock?
People looking at Twinkle Clock also look at these lifestyle apps: My Whole Life, ZenTime - Pomodoro & Countdown, Phrase of the day, 星星说, Lucas' Clock.