# FP Scientific&Basic Calculator vs PerfectCalc

The clearest difference is in-app purchases: FP Scientific&Basic Calculator at none against PerfectCalc's 1. FP Scientific&Basic Calculator also leads on ads (none vs shown) and iOS requirement (11.0 vs 13). PerfectCalc's advantage is review sentiment (94% vs 69%). On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.6 for FP Scientific&Basic Calculator against 4.7 for PerfectCalc. Both are backed by a comparable volume of ratings — 655 and 353 respectively. Written reviews are what separate them: 69% of FP Scientific&Basic Calculator's written reviews are positive against 94% of PerfectCalc's.

FP Scientific&Basic Calculator ships an update every 2 weeks, PerfectCalc every 9 days. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | FP Scientific&Basic Calculator | PerfectCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (655 ratings)](https://appshunter.io/ios/app/fp-scientific-and-basic-calculator/id1556021625/reviews) | **[4.7 (353 ratings)](https://appshunter.io/ios/app/perfectcalc-calculator-suite/id1561702545/reviews)** |
| Number of ratings | **655** | 353 |
| Positive reviews | 68.9% of reviews | **94.1% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 9 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 92 MB | 77 MB |
| Requires iOS | **11.0** | 13 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ofly Tech Co., Ltd.](https://appshunter.io/developer/1556021627) | [明星 王](https://appshunter.io/developer/1872854947) |

## 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


### PerfectCalc

[App page](https://appshunter.io/ios/app/perfectcalc-calculator-suite/id1561702545)

This app offers both basic and advanced scientific calculations with a user-friendly interface. It allows for real-time editing of calculations, history management, and theme customization.

**Highlights:** Basic and scientific calculations, Trigonometric and inverse trigonometric functions, Mathematical functions (abs, ceil, floor, round), Real-time calculation editing, Historical records management, Bright and dark theme switching

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calculator Pro | $19.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Powerful features
- 💡 Useful history function
- 🔒 No ads
- 👍 Clean interface

**What reviewers complain about**

- 🐛 Forced 5-star review for history function
- 🐛 Odd language issue with copied calculations

**Reported bugs**

- Forced 5-star review for history function
- Odd language issue with copied calculations

**Requested features**

- Dark mode option
- More customization options


## Frequently asked questions

### Is FP Scientific&Basic Calculator free?

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

### Is PerfectCalc free?

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

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

PerfectCalc is rated higher. FP Scientific&Basic Calculator averages 4.6 out of 5 from 655 ratings, while PerfectCalc averages 4.7 from 353 ratings.

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

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

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

FP Scientific&Basic Calculator ships an update every 2 weeks, and PerfectCalc every 9 days. Most recently, FP Scientific&Basic Calculator was updated on November 3, 2026 and PerfectCalc on November 7, 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.*