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About
A collection of minimalist utility tools designed for simplicity and ease of use. Provides various small functions to help with everyday tasks. Feedback is welcomed for improvements and new ideas.
✓Multiple utility tools
✓Minimalist design
✓Simple to use
✓User feedback welcome
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What users say about Cerulean
Reviews of Cerulean are mostly positive: the Utilities app is rated 4.8/5 from 393 App Store ratings. What users like most: very interesting and useful, great and free to use. Top complaints: limitation unclear, is it free?, app is entirely in Chinese, no English option. Summarized from real user reviews.
Positive things
- 👍Very interesting and useful
- 👍Great and free to use
- 👍No ads, clean interface
- 👍Very comprehensive toolset
- 👍Good and simple
- 👍Very practical and liked
- 👍Powerful and versatile
- 👍Clean and functional
- 👍Excellent free toolkits
- 👍Very useful, like shortcuts
- 👍Great value, no in-app purchases
- 👍Lots of features, very powerful
- 👍User-friendly interface, comfortable color scheme
- 👍Good and useful
- 👍Excellent app, good job by the developer
- 👍Very good and free
- 👍Useful and free
- 👍"Swiss Army knife" app, very practical
- 👍Very good tool
- 👍Clean and enjoyable to use
Negative things
- ❓Limitation unclear, is it free?
- ❓App is entirely in Chinese, no English option
- ❓Ruler function has issues on iOS 17
- ❓Volume is too low for sound-related features
- ❓Search functionality is poor
- 🐛Calculator button missing on iPad Pro
- 🐛Ruler is inaccurate on 12 mini
- 🐛Widget background is white, hard to see text
- 🐛Text to speech and keyboard issues on iPhone X
- 🐛Image stitching (chat history) missing on iPhone 12
- 🐛Widget support removed for iOS 13
- 🐛Low volume for metronome and call simulation
- 🐛Ads are low quality
What's New in Cerulean
7.2.0
October 18, 2026
【满园花菊郁金黄，中有孤丛色似霜】 - 适配深色模式 - 优化已知问题
MoreUser reviews
User experience
🐞
Reported Bugs
9 issues
Ruler function has issues on iOS 17
Volume is too low for sound-related features (metronome, call simulation)
✨
Requested Features
4 requests
Add more small features
Feature
Add currency conversion function
Feature
FAQ
What does this app do?
This app is a collection of various small utility tools designed with a minimalist aesthetic. It aims to provide simple and efficient functions for everyday use without unnecessary complexity.
What are the key features?
The app offers a variety of utility tools, all presented in a minimalist and user-friendly interface. The focus is on simplicity and ease of access to these functions.
Is this app free to use?
Yes, the application is available for free. There are no advertisements or in-app purchases mentioned, suggesting a completely free experience for users.
How can I provide feedback or suggest new features?
Users can send feedback or new ideas via email to cerulean_log@163.com. The developer is responsive and aims to address user input promptly.
