# FP Scientific&Basic Calculator vs Calculator

The clearest difference is review sentiment: FP Scientific&Basic Calculator at 69% against Calculator's 33%. FP Scientific&Basic Calculator also leads on in-app purchases (none vs 1) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Calculator sells 1 one-off in-app purchase. FP Scientific&Basic Calculator asks for nothing beyond the download.

FP Scientific&Basic Calculator holds the better App Store score, 4.6 against 4.3. That said, the two scores are not equally well evidenced: FP Scientific&Basic Calculator has 655 ratings behind it against 20, so its average is the more settled of the two. Written reviews point the same way: 69% of FP Scientific&Basic Calculator's written reviews are positive against 33% of Calculator's.

FP Scientific&Basic Calculator ships an update every 2 weeks, Calculator every 3 months. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | FP Scientific&Basic Calculator | Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (655 ratings)](https://appshunter.io/ios/app/fp-scientific-and-basic-calculator/id1556021625/reviews)** | [4.3 (20 ratings)](https://appshunter.io/ios/app/calculator-15-calculators/id1609183107/reviews) |
| Number of ratings | **655** | 20 |
| Positive reviews | **68.9% of reviews** | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 92 MB | 30 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ofly Tech Co., Ltd.](https://appshunter.io/developer/1556021627) | [RV AppStudios LLC](https://appshunter.io/developer/340181308) |

## What reviewers say

### FP Scientific&Basic Calculator

[App page](https://appshunter.io/ios/app/fp-scientific-and-basic-calculator/id1556021625)

This app offers a versatile calculator with basic arithmetic, currency, and unit conversion capabilities. It features customizable interfaces, including dark mode, and supports split-screen functionality on iPads. Users can also track calculation history and split bills.

**Highlights:** Basic and arithmetic calculations, Currency conversion (160 currencies), Unit conversion (10 units), Dark and light mode, Split-screen computing, Calculation history, Bill splitting

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Excellent app
- 👍 Great calculator
- 👍 User-friendly interface
- 👍 Comprehensive features
- 👍 Convenient currency converter

**What reviewers complain about**

- 🐛 Frozen currency exchange rates
- 🔍 Excessive ads and pop-ups
- ⏱️ Slow app startup
- 🔒 Lack of ad-free purchase option

**Reported bugs**

- Currency converter not working
- Crashes and freezes
- Incompatibility with older devices

**Requested features**

- Add tax calculation feature
- Implement widget support
- Provide more Christmas themes
- Fix currency converter issues


### Calculator

[App page](https://appshunter.io/ios/app/calculator-15-calculators/id1609183107)

This app offers a comprehensive suite of 15 calculators for everyday and scientific needs. Easily perform basic arithmetic, complex scientific functions, and specialized calculations like sales tax, age, and loan payments. It also includes a robust unit converter for various measurements.

**Highlights:** 15 specialized calculators, Scientific calculation functions, Unit converter for length, area, volume, and more, Sales tax, age, and tip calculators, Loan, savings, and fuel calculators, Health and GPA calculators, World time display

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is FP Scientific&Basic Calculator free?

FP Scientific&Basic Calculator is free to download, with no in-app purchases.

### Is Calculator free?

Calculator is free to download, with in-app purchases available.

### Which has better reviews, FP Scientific&Basic Calculator or Calculator?

FP Scientific&Basic Calculator is rated higher. FP Scientific&Basic Calculator averages 4.6 out of 5 from 655 ratings, while Calculator averages 4.3 from 20 ratings.

### Do FP Scientific&Basic Calculator or Calculator have ads?

Calculator shows ads; FP Scientific&Basic Calculator does not.

### Which is updated more often, FP Scientific&Basic Calculator or Calculator?

FP Scientific&Basic Calculator ships an update every 2 weeks, and Calculator every 3 months. Most recently, FP Scientific&Basic Calculator was updated on October 22, 2026 and Calculator on October 24, 2026.

---

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