# IntelliRoll vs Scientific Calculator *

The clearest difference is in-app purchases: IntelliRoll at none against Scientific Calculator *'s 1. IntelliRoll also leads on ads (none vs shown). Scientific Calculator *'s advantage is update cadence (every 2 weeks vs every 3 months). On price, device support and iOS requirement there is nothing between them.

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

IntelliRoll ships an update every 3 months, Scientific Calculator * every 2 weeks. The most recent releases landed on October 8, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | IntelliRoll | Scientific Calculator * |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (12 ratings)](https://appshunter.io/ios/app/scientific-calculator/id1537346972/reviews)** |
| Number of ratings | — | **12** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 14 MB | 86 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Control Systems Technology PTY LTD](https://appshunter.io/developer/1273072353) | [TOWER OF HANOI SOFTWARE COMPANY LIMITED](https://appshunter.io/developer/1125320041) |

## What reviewers say

### IntelliRoll

[App page](https://appshunter.io/ios/app/intelliroll/id1273072354)

**Features:** macOS Compatibility

**In-app purchases:** none


### Scientific Calculator *

[App page](https://appshunter.io/ios/app/scientific-calculator/id1537346972)

This app offers a comprehensive suite of calculation tools, including basic and advanced math functions, unit conversions, and financial calculators. It also features a history log for easy access to past calculations and allows for customization of themes.

**Highlights:** Basic and complex calculations, Unit and currency converter, Financial calculators (loan, discount), Calculation history log, Customizable themes, Fraction and trigonometric functions

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ad | $4.99 | one-time |


## Frequently asked questions

### Is IntelliRoll free?

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

### Is Scientific Calculator * free?

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

### Do IntelliRoll or Scientific Calculator * have ads?

Scientific Calculator * shows ads; IntelliRoll does not.

### Which is updated more often, IntelliRoll or Scientific Calculator *?

IntelliRoll ships an update every 3 months, and Scientific Calculator * every 2 weeks. Most recently, IntelliRoll was updated on October 8, 2026 and Scientific Calculator * on November 3, 2026.

---

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