# interCalculator vs Smart

The clearest difference is rating: interCalculator at 5.0 against Smart's 3.0. interCalculator also leads on ads (none vs shown) and monetization model (free vs ad-supported). Smart's advantage is update cadence (every 5 weeks vs every 9 months) and iOS requirement (14.1 vs 17.0). On price, ratings volume, in-app purchases and device support there is nothing between them.

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

interCalculator holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

interCalculator ships an update every 9 months, Smart every 5 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | interCalculator | Smart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/intercalculator/id1550864236/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/smart-scientific-calculator/id1601424984/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 5 weeks** |
| Monetization | **Free** | Ad-supported |
| Size | 32 MB | 49 MB |
| Requires iOS | 17.0 | **14.1** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [interfinity Limited](https://appshunter.io/developer/1774724445) | [Shreyaskumar Patel](https://appshunter.io/developer/1599209768) |

## What reviewers say

### interCalculator

[App page](https://appshunter.io/ios/app/intercalculator/id1550864236)

A versatile calculator app offering everyday arithmetic, advanced scientific functions, number base conversions, and graphing capabilities. It provides a clean interface designed for various screen sizes and includes features like prime number marking and divisor finding.

**Highlights:** Full expression calculation, Scientific functions (sin, cos, log), Number base conversion (binary, hex), Function graphing (f(x)), Divisor and prime divisor finder, iCloud history sync, Customizable accent colors

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases:** none


### Smart

[App page](https://appshunter.io/ios/app/smart-scientific-calculator/id1601424984)

This utility app offers a comprehensive suite of calculators for everyday financial, health, and date-related needs. It includes tools for loans, investments, taxes, health metrics, and unit conversions, along with a math solver.

**Highlights:** Basic & Scientific Calculations, Loan & Investment Calculators, Health & Date Calculators, Unit & Currency Converters, GST/Sales Tax/VAT Calculator, Math Solver, History & Number to Word Conversion

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is interCalculator free?

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

### Is Smart free?

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

### Which has better reviews, interCalculator or Smart?

interCalculator is rated higher. interCalculator averages 5.0 out of 5 from 1 ratings, while Smart averages 3.0 from 1 ratings.

### Do interCalculator or Smart have ads?

Smart shows ads; interCalculator does not.

### Which is updated more often, interCalculator or Smart?

interCalculator ships an update every 9 months, and Smart every 5 weeks. Most recently, interCalculator was updated on November 3, 2026 and Smart on November 3, 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.*