# Calculator Pro: Smart Tools — Scientific, Currency & More

> All-in-one scientific calculator, currency converter, unit converter, and financial tool. (iPhone/iPad app by 嘉晨 王.)

- Source: https://appshunter.io/ios/app/calculator-pro-smart-tools/id6751831649 (this page in markdown: same URL + `.md`)
- Developer: [嘉晨 王](https://appshunter.io/developer/1780248506)
- Category: Utilities, Productivity
- Price: Free with in-app purchases
- Rating: 4.37/5 from 62 App Store ratings
- Age rating: 17+
- Requires: iOS 18.5 · 28 MB
- Languages: American English, Arabic, French (France), German (Germany), Italian, Japanese, Korean, Brazilian Portuguese, Chinese (Simplified, China), European Spanish and 2 more
- Released: 2025-09-12
- Data updated: 2026-10-25
- Monetization: free with in-app purchases

## What is Calculator Pro?

Calculator Pro brings essential calculation tools together in one clear and easy-to-use app.
Whether you are managing daily expenses, planning a trip, studying, or reviewing your finances, Calculator Pro helps you get accurate results quickly.
Features include:
• Basic calculator for everyday calculations
• Scientific calculator with advanced functions
• Currency converter for international spending and travel
• Unit converter for length, weight, temperature, volume, speed, time, and more
• Loan calculator with monthly payments, total interest, and repayment details
• Discount and tip calculators
• Date calculator for date differences and future or past dates
• BMI calculator with health range guidance
• Calculation history for quick reference
• Custom themes, accent colors, decimal settings, large text, angle units, and haptic feedback
Simple when you need speed. Powerful when you need more.

About Subscription:
Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. Accounts will be charged for renewal within 24-hours prior to the end of the current period. Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user’s Account Settings after purchase.

Support:
If you have any suggestions or questions, our support team is ready to help. Simply email us at 17791211748@163.com
Terms & Conditions: https://www.apple.com/legal/internet-services/itunes/dev/stdeula
Privacy Policy: https://prefect-calculator.netlify.app/privacy-policy

## Key features

- Standard & Scientific Calculator
- Real-Time Currency Exchange Rates
- Unit Converter
- Financial Calculators (Loans, Mortgages)
- Tip & Tax Calculations

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Smart Calculator Week | $4.99 | per 7 days |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Smart Calculator NoAds Lift-Time | $12.99 | one-time |


## Is Calculator Pro safe?

Calculator Pro: Smart Tools appears mostly safe based on user ratings. The AppsHunter Safety Score for Calculator Pro is 83 out of 100. This assessment is based on 62 user ratings, with an App Store average of 4.4 out of 5. Of 61 App Store ratings, 85.2% point to a safe experience, 4.9% suggest some concerns, and 9.8% point to a risky experience.

## Is Calculator Pro legit?

Calculator Pro: Smart Tools appears legitimate, with a few gaps. The AppsHunter Legitimacy Score for Calculator Pro is 65 out of 100 points across 7 verification signals from App Store and developer data.


## Frequently asked questions about Calculator Pro

### What is CalcPro Calculator & Converter?

CalcPro Calculator & Converter is a versatile utility app that combines a scientific calculator, real-time currency exchange rates, unit conversions, and financial calculation tools. It aims to be the only calculator app users will need for various tasks.

### Does CalcPro Calculator & Converter have ads?

Yes, CalcPro Calculator & Converter contains advertisements. Users who prefer an ad-free experience may consider the subscription option.

### What are the subscription options for CalcPro Calculator & Converter?

CalcPro Calculator & Converter offers a 'Smart Calculator Week' subscription for $4.99 per 7 days. Subscription details and management can be found in the user's account settings after purchase.

### Can CalcPro Calculator & Converter be used offline?

Yes, the real-time currency exchange rates feature in CalcPro Calculator & Converter works offline. This is beneficial for travelers who may not always have internet access.

### What types of calculations can CalcPro Calculator & Converter perform?

CalcPro Calculator & Converter supports standard and scientific math, including trigonometry and logarithms, as well as financial calculations like loans, mortgages, tips, and taxes (GST/VAT).

### What devices is CalcPro Calculator & Converter available on?

Based on the provided data, CalcPro Calculator & Converter is currently supported on iPhone. The app is rated for ages 4 and up.

### How often is CalcPro Calculator & Converter updated?

CalcPro Calculator & Converter was last updated on March 17, 2026, with version 1.2.3. This indicates a recent update, suggesting ongoing development and support for the application.

### What is the user rating for CalcPro Calculator & Converter?

CalcPro Calculator & Converter has a strong user rating of 4.5 stars based on 52 ratings. This suggests a generally positive user experience with the app's functionality and performance.

## Version history (last 5 releases)

### 1.2.6 — 2026-10-20

We're continuously working to make CalcPro faster and more reliable. This update includes:
• Performance Enhancements: Optimized loading times for a smoother experience.
• Bug Fixes: Addressed minor issues to improve overall stability.
• UI Refinements: Small tweaks to the interface for better usability.
Love the app? Rate us and leave a review! Your feedback helps us improve.

### 1.2.5 — 2026-04-02

Fixed minor bugs & enhanced user experience.

### 1.2.4 — 2026-03-30

Fixed minor bugs and improved overall stabilities for a smoother user experience.

### 1.2.3 — 2026-03-17

Fixed bugs and improved overall performance.

### 1.2.2 — 2026-03-05

Fixed bugs and enhanced app stability.

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## More apps by 嘉晨 王

- [Clap Find My Phone by Clapping](https://appshunter.io/ios/app/clap-find-my-phone-by-clapping/id6743786037)

All apps by 嘉晨 王: https://appshunter.io/developer/1780248506

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-25.*