# Sci vs Calculator Plus v2

The clearest difference is ratings volume: Sci at 3.9K against Calculator Plus v2's 133. Sci also leads on iOS requirement (9.3 vs 12.0). Calculator Plus v2's advantage is device support (5 vs 3). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.8 for Sci against 4.7 for Calculator Plus v2. That said, the two scores are not equally well evidenced: Sci has 3.9K ratings behind it against 133, so its average is the more settled of the two. Written reviews are what separate them: 93% of Sci's written reviews are positive against 89% of Calculator Plus v2's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 29, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Sci | Calculator Plus v2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (3.9K ratings)](https://appshunter.io/ios/app/scipro-calculator/id684978583/reviews)** | [4.7 (133 ratings)](https://appshunter.io/ios/app/calculator-plus-v2/id1181465428/reviews) |
| Number of ratings | **3.9K** | 133 |
| Positive reviews | **93.1% of reviews** | 89.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 70 MB | 14 MB |
| Requires iOS | **9.3** | 12.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Jerry Montgomery](https://appshunter.io/developer/684978586) | [Wern Jie Lim](https://appshunter.io/developer/1032934247) |

## What reviewers say

### Sci

[App page](https://appshunter.io/ios/app/scipro-calculator/id684978583)

This app offers a versatile calculator with three distinct modes: Basic, Scientific, and Programmer. It provides a history view, sharing capabilities, and supports various input and output formats. The app is designed for iPhone, iPad, and iPod Touch.

**Highlights:** Multi-mode calculator (Basic, Scientific, Programmer), Calculation history, Share results via email, Copy & paste values, Configurable display precision, Retina graphics

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast and responsive
- 👍 Clean and intuitive interface
- 🔒 No ads or in-app purchases
- 💡 Versatile with basic, scientific, and programming modes
- 👍 Useful for a variety of calculations

**What reviewers complain about**

- 🐛 Occasional bugs or glitches
- 🔍 Lack of split-screen support on iPad
- 🔍 Limited keyboard input support
- 🔍 Inconsistent behavior when switching between modes

**Reported bugs**

- Incorrect calculations for certain sequences of operations
- Memory issues when dealing with large numbers or exponents
- Compatibility problems with newer iOS versions

**Requested features**

- Ability to configure number of digits displayed
- Option to change display colors or themes
- Support for more advanced programming features
- Integration with other apps or services


### Calculator Plus v2

[App page](https://appshunter.io/ios/app/calculator-plus-v2/id1181465428)

This app offers a powerful yet simple calculator experience, combining standard and scientific functions with live previews and error hints. It supports various input methods, including hardware keyboards and Apple Pencil, and provides multiple display formats for clear understanding of calculations.

**Highlights:** Standard and scientific calculator, Live expression and answer preview, Multiple display formats, Hardware keyboard support, Apple Pencil Scribble support, Bi-directional clipboard support, Syntax error hints

**In-app purchases:** none

**What reviewers like**

- 👍 Looks like the stock app
- 🚀 Fast and responsive
- 🔒 No ads or in-app purchases
- 👍 Clean and intuitive UI
- 👍 Familiar calculator layout

**What reviewers complain about**

- 🐛 Occasional crashes or disappearing from dock
- 🐛 Incorrect percentage calculations
- 🐛 Inconsistent behavior with order of operations
- 🔍 History tape not visible during calculations
- 🔍 No option to set number of decimal places

**Reported bugs**

- Crashes after recent update
- Incorrect results for some calculations
- Keyboard input not working as expected

**Requested features**

- Add widget support
- Implement iCloud sync for history
- Provide light/dark mode options
- Allow customization of button layout
- Add unit conversion tools


## Frequently asked questions

### Is Sci free?

Sci is free to download, with no in-app purchases.

### Is Calculator Plus v2 free?

Calculator Plus v2 is free to download, with no in-app purchases.

### Which has better reviews, Sci or Calculator Plus v2?

Sci is rated higher. Sci averages 4.8 out of 5 from 3.9K ratings, while Calculator Plus v2 averages 4.7 from 133 ratings.

### Do Sci or Calculator Plus v2 have ads?

Neither Sci nor Calculator Plus v2 shows ads.

### Which is updated more often, Sci or Calculator Plus v2?

Sci ships an update every 2 months, and Calculator Plus v2 every 2 months. Most recently, Sci was updated on October 29, 2026 and Calculator Plus v2 on October 20, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*