# Calculator+ : Smart & Fast — #1Powerful Calculator for Math

> #1Powerful Calculator for Math (iPhone/iPad app by clinton sang.)

- Source: https://appshunter.io/ios/app/calculator-plus-smart-and-fast/id6759163518 (this page in markdown: same URL + `.md`)
- Developer: [clinton sang](https://appshunter.io/developer/1761548730)
- Category: Utilities, Education
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 26.2 · 15 MB
- Languages: English
- Released: 2026-02-24
- Data updated: 2026-06-11
- User reviews in markdown: https://appshunter.io/ios/app/calculator-plus-smart-and-fast/id6759163518/reviews.md

## What is Calculator+?

Calculator+ : Smart & Fast is a powerful and easy-to-use calculator designed for speed, accuracy, and simplicity.

Whether you're doing quick daily calculations or solving advanced math problems, this app delivers a smooth and reliable experience.

Key Features

• Clean and modern calculator design
• Fast and responsive performance
• Large, easy-to-read numbers
• Basic and advanced calculations
• Percentage and quick math tools

Quadratic Equation Solver

Solve equations instantly with accurate results:

• Automatic solutions (X₁ and X₂)
• Simple input and clear output
• Ideal for students and professionals

Calculation History

Keep track of your calculations:

• Automatically saves calculations
• Reuse previous results easily
• Organized and accessible anytime

Built for Performance

• Lightweight and fast
• Optimized for iPhone and iPad
• Smooth and intuitive user experience

Premium Features

Unlock full functionality:

• Advanced math tools
• Quadratic solver access
• Full history access
• Ad-free experience

Subscription Options

• Weekly – $2.99
• Monthly – $5.99
• Yearly – $9.99

Payment will be charged to your Apple ID account at confirmation of purchase.

Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period.

Your account will be charged for renewal within 24 hours prior to the end of the current period.

You can manage or cancel your subscription in your App Store account settings after purchase.

Legal

Terms of Use:
https://kourn.blogspot.com/2026/02/terms-for-calculator.html

Privacy Policy:
https://kourn.blogspot.com/2026/02/privacy-policy.html

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Calculator Pro Plus | $5.99 | per month |
| Calculator Pro Plus | $9.99 | per year |
| calculator | $2.99 | per 7 days |



## Version history (last 3 releases)

### 1.2 — 2026-04-08

bug fix

### 1.1 — 2026-03-15

bug fix

### 1.0 — 2026-02-24

No release notes.

## More apps by clinton sang

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- [Live Scores 808 Football](https://appshunter.io/ios/app/live-scores-808-football/id6756273938)
- [Holy Bible App – KJV Offline](https://appshunter.io/ios/app/holy-bible-app-kjv-offline/id6758611805)
- [Alarm Clock: Loud Wake Up](https://appshunter.io/ios/app/alarm-clock-loud-wake-up/id6759289479)
- [Biblia Takatifu- Swahili Bible](https://appshunter.io/ios/app/biblia-takatifu-swahili-bible/id6759471679)

All apps by clinton sang: https://appshunter.io/developer/1761548730

## Related topics

[clinton sang](https://appshunter.io/ios/topics/clinton-sang)

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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 2026-06-11.*