# Rectangle Area Calculator vs Mentor

The clearest difference is ads: Mentor at none against Rectangle Area Calculator's shown. Mentor also leads on update cadence (every 2 months vs every 32 months). Rectangle Area Calculator's advantage is device support (3 vs 1). On price, in-app purchases and iOS requirement there is nothing between them.

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

Rectangle Area Calculator ships an update every 32 months, Mentor every 2 months. The most recent releases landed on November 7, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Rectangle Area Calculator | Mentor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/mentor-idea-studio/id6497484788/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 32 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 6 MB | 24 MB |
| Requires iOS | **16** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Josue Cuginguilua](https://appshunter.io/developer/1485279395) | [Gunar Ortiz](https://appshunter.io/developer/1741398408) |

## What reviewers say

### Rectangle Area Calculator

[App page](https://appshunter.io/ios/app/rectangle-area-calculator/id1546463138)

**Features:** macOS Compatibility

**In-app purchases:** none


### Mentor

[App page](https://appshunter.io/ios/app/mentor-idea-studio/id6497484788)

Capture, organize, and develop your creative ideas into actionable projects. This app allows for quick input of text, images, voice notes, and links, automatically styling them for clarity. Manage all your work on a unified screen and export projects as PDFs.

**Highlights:** Smart capture (text, image, voice, links), Voice to text conversion, Automatic formatting, Unified project management screen, PDF export, Reminders and notifications

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rectangle Area Calculator free?

Rectangle Area Calculator is free to download, with no in-app purchases.

### Is Mentor free?

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

### Do Rectangle Area Calculator or Mentor have ads?

Rectangle Area Calculator shows ads; Mentor does not.

### Which is updated more often, Rectangle Area Calculator or Mentor?

Rectangle Area Calculator ships an update every 32 months, and Mentor every 2 months. Most recently, Rectangle Area Calculator was updated on November 7, 2026 and Mentor on November 4, 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.*