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Calo: Scientific Calculator

Calo: Scientific Calculator

Unit Converter & Math Notes

18 ratings
12 reviews
💰 Finance
Free

Price history

Details

Released
September 12, 2024
Updated
October 22, 2026

Features

Developer

Space-Time Transformation Technology Co., Ltd.
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Calo: Scientific Calculator screenshot #1 for iPhone
Calo: Scientific Calculator screenshot #2 for iPhone
Calo: Scientific Calculator screenshot #3 for iPhone
Calo: Scientific Calculator screenshot #4 for iPhone
Calo: Scientific Calculator screenshot #5 for iPhone
iphone
ipad
📉--100%
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⭐12
Reviews↘︎
🔄6+ apps
Alternatives↘︎
❓8 answered
FAQ↘︎
📦~ in 4 days
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About

This free calculator app offers a clean interface with instant launch and a history feature to view past calculations. It includes customizable themes, keypress sounds, and real-time result display for a smooth user experience.

✓Calculation history
✓Segmented input method
✓iPad split-screen support
✓Customizable themes and sounds
✓Real-time result display
✓Undo and delete functions
Show original description
+1

What's New in Calo

3.2

October 22, 2026

1. Added a scientific calculator 2. Added a custom formula calculator 3. Refined some UI and interaction details 4. Improved several issues reported by users

More

User reviews

Most RecentHighest RatedLowest Rated

Einfacher für Taschenrechner

Für meinen alltäglichen Gebrauch perfekt gemacht. Funktioniert zuverlässig, eine kurze Supportanfrage wurde schnell und freundlich beantwortet 👍🏻🌻😎
WWalldeck

人声

为啥最后的计算结果没有人声报数呢？🤔
考考生可节省时间

Response from developer

你好，最新版本已经支持

Super

I love it back up
SSharath2323

pi

calculated
CCGwtf

Calculator Works Great!

This calculator is excellent! The calculator has the features that I need and is not cluttered with useless things. The app launches quickly, is easy to read and works smoothly. My thanks to the developer for an excellent app that looks and works great. Job well done!
SScott1155
See 7 more reviews

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FAQ

Does Calculator⁷ have ads?

No, Calculator⁷ is an ad-free application. This means you can perform calculations without any interruptions from advertisements.

What is the rating for Calculator⁷?

Calculator⁷ has a strong user rating of 4.6 stars, based on 8 ratings. This indicates a high level of user satisfaction.

Is Calculator⁷ free to download and use?

Yes, Calculator⁷ is completely free to download and use. There are no costs associated with its basic functionality.

What devices does Calculator⁷ support?

Calculator⁷ is available for both iPhone and iPad. It also supports iPad split-screen display for enhanced multitasking.

How often is Calculator⁷ updated?

The latest version, 3.1, was released on 2025-10-13, indicating recent development and support. Updates are frequent, ensuring the app remains reliable and up-to-date.

What age rating does Calculator⁷ have?

Calculator⁷ has an age rating of 4+. This makes it suitable for a wide range of users, including children and adults.

Can I customize the appearance of Calculator⁷?

Yes, Calculator⁷ allows for theme color customization and customizable keypress sounds. You can personalize the app's look and feel to your preference.

Does Calculator⁷ offer a history of calculations?

Yes, Calculator⁷ includes a calculation history feature. This allows you to easily view and access your past computations without needing to re-enter them.