# Calculator +ㅤ — Math, Scientific & Fraction

> Versatile calculator for basic, scientific, fraction, and photo-based math problems. (iPhone/iPad app by Rocket Apps GmbH.)

- Source: https://appshunter.io/ios/app/calculator-plus/id1597933199 (this page in markdown: same URL + `.md`)
- Developer: [Rocket Apps GmbH](https://appshunter.io/developer/1566586717)
- Category: Utilities, Productivity
- Price: Free with in-app purchases
- Rating: 4.60/5 from 4,519 App Store ratings · 135 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.0 · 55 MB
- Languages: Russian, American English, Arabic, European Spanish, Italian, Korean, German (Germany), Brazilian Portuguese, Chinese (Traditional, Taiwan), Ukrainian and 3 more
- Released: 2022-01-13
- Data updated: 2026-08-27
- Monetization: subscription
- User reviews in markdown: https://appshunter.io/ios/app/calculator-plus/id1597933199/reviews.md

## What is Calculator +ㅤ?

Calculator + App, the simplest way to make Math easy!
Whether it's basic, scientific, fractions or even solving a problem you take a picture of. We've got you covered!

• Snap and Scribble Calculator (NEW!)
• Optimized for iPhone & iPad 
• Basic Calculator
• Scientific Calculator
• Fraction Calculator
• Currrency Converter
• Calculation History
• Customize with Themes
• Simple & Intuitive Design

Introducing Rocket Apps PRO: 
With Rocket Apps PRO you simply subscribe once and get access to all supported Rocket Apps. The best part: we will keep adding new Apps.

SUPPORT 
Our goal is to build the best apps in the world. You can help us by reporting bugs and requesting features via Email:
help@rocketapps.com

TERMS & PRIVACY
https://rocketapps.com/privacy.html
https://rocketapps.com/terms.html

SUBSCRIPTION TERMS:

The App offers an auto-renewing monthly or yearly subscription to provide you with unlimited access to all PRO Features while you maintain an active subscription.

Payment will be charged to the credit card connected to your iTunes Account when you confirm the initial subscription purchase. Subscriptions automatically renew unless auto-renew is turned off at least 24-hours before the end of the current subscription period. Your account will be charged for renewal within 24-hours prior to the end of the current period, and the cost of the renewal will be identified. You may manage your subscription and auto-renewal may be turned off by going to your Account Settings after the purchase. Any unused portion of a free trial period, if offered, will be forfeited when you purchase a subscription, where applicable.

## Key features

- Snap and Scribble Calculator
- Basic Calculator
- Scientific Calculator
- Fraction Calculator
- Currency Converter
- Calculation History
- Customizable Themes

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Rocket Apps PRO Monthly | $4.99 | per month |
| Rocket Apps PRO Yearly | $29.99 | per year |
| Rocket Apps PRO Offer | $19.99 | per year |
| Rocket Apps PRO Weekly | $2.99 | per 7 days |
| Rocket Apps PRO Yearly | $19.99 | per year |
| Rocket Apps PRO Yearly | $9.99 | per year |


## What do users think of Calculator +ㅤ?

Overall sentiment: neutral

**Pros**

- 👍 Easy to use
- 🚀 Accurate calculations
- 🎨 Excellent visuals
- 💡 Helpful for academic work

**Cons**

- 💰 Subscription model too expensive
- 🔍 Decimal entry quirks
- 📺 Too many ads
- 🔒 Locked features behind paywall

**Commonly reported bugs**

- Inaccurate square root calculations
- Compatibility issues on iPad
- Decimal point not recognized

**Most requested features**

- Negative number support
- Improved fraction calculator
- Scientific calculator layout
- Option to disable history feature

## Recent user reviews (10 of 135)

All indexed reviews: https://appshunter.io/ios/app/calculator-plus/id1597933199/reviews.md

### 1/5 — Zu viel Werbung

*2026-07-28*

Schade das die so soviel Werbung hat

**Developer response:** Es tut uns leid, dass du unzufrieden bist. Werbeanzeigen werden nur in der kostenlosen Version der App eingeblendet. Wir bieten auch eine werbefreie PRO-Version an.

### 4/5 — popo

*2026-06-01, version 2.0.14*

popo

### 5/5 — Re

*2026-05-10, version 2.0.14*

R

### 1/5 — This Calculator Sucks

*2026-02-02, version 2.0.14*

If you would like a Calculator app that is constantly interrupting your work with advertisements, this is the app for you. Compared to a conventional five dollar calculator, this really sucks.

### 3/5 — 广告何意味？

*2026-01-26*

666还要付费去广告

**Developer response:** 很抱歉您不满意。广告仅在免费版应用中显示；专业版提供无广告体验。

### 5/5 — Anajá-mirim

*2025-12-15*

Bands

**Developer response:** Thank you for your 5-star rating!

### 1/5 — Too many adds

*2025-11-17, version 2.0.14*

Throws adds at you when your trying to do math which severly disfocuses and annoys you . Also they constantly beg you to pay them money to buy 2 extra features on the app.

### 1/5 — 广告太多

*2025-08-29*

广告太多

**Developer response:** 很遗憾您不满意。只有免费版应用会显示广告，专业版则提供无广告体验。

### 4/5 — 计算2π

*2025-08-12*

2π没法算

**Developer response:** 我们想提供帮助。您是否能够联系到我们的客服？如果还没有，请联系 help@rocketapps.com。谢谢！

### 1/5 — 无良APP

*2025-07-03*

无良的APP，2024年7月1日我在不知情的情况下这个APP扣了我128元年费，还是扣了我花呗，今年7月1日又扣了我128元，侵犯了我知情权，然后我追回今年的费用，去年不肯给我退费，我都不知道这个东西是扣费的，而且我都没怎么用过，我要是知道，我会傻到花128元去下载一个计算器吗？几块钱一个计算器就有了。

**Developer response:** 嗨！要申请退款，您可以按照这里的指南操作： https://support.apple.com/zh-cn/HT204084

## Frequently asked questions about Calculator +ㅤ

### What can this calculator app do?

This app offers a comprehensive suite of calculation tools, including basic arithmetic, advanced scientific functions, and fraction calculations. It also features a unique 'Snap and Scribble' mode that allows you to solve problems by taking a picture of them.

### What are the PRO features?

The PRO version, accessible via a subscription, unlocks all premium features. This includes unlimited access to all functionalities, with the promise of new apps being added to the Rocket Apps ecosystem for subscribers.

### How much does the app cost?

The app offers an auto-renewing monthly or yearly subscription for unlimited access to PRO features. Payment is charged to your iTunes Account upon confirmation of purchase, and renewals are managed through your Account Settings.

### Is this app compatible with my device?

The app is optimized for both iPhone and iPad, ensuring a seamless experience across Apple devices. Specific iOS version compatibility is not detailed but it's designed for modern Apple hardware.

### What are some common use cases for this app?

This app is ideal for students tackling homework, professionals performing calculations in their daily work, or anyone needing to quickly solve mathematical problems, from simple sums to complex scientific equations and fractions.

## Version history (last 5 releases)

### 2.0.14 — 2024-08-13

Bugfixes and improvements

### 2.0.13 — 2024-05-21

Bugfixes and improvements

### 2.1.12 — 2024-04-15

Bugfixes and improvements

### 2.0.11 — 2024-03-08

Bugfixes and improvements

### 2.0.10 — 2024-02-26

Bugfixes and improvements

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## More apps by Rocket Apps GmbH

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- [Invoice Maker +ㅤ](https://appshunter.io/ios/app/invoice-maker-plus/id1573711032)
- [Fonts +ㅤ](https://appshunter.io/ios/app/fonts-plus/id1582412689)

All apps by Rocket Apps GmbH: https://appshunter.io/developer/1566586717

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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 2026-08-27.*