# Roll Calculator vs CheckMARC

The clearest difference is iOS requirement: Roll Calculator at 12.0 against CheckMARC's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Roll Calculator ships an update fortnightly, CheckMARC every 3 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Roll Calculator | CheckMARC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (14 ratings)](https://appshunter.io/ios/app/roll-calculator/id1329803577/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free | — |
| Size | 9 MB | 48 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Beta Flash Solutions Inc.](https://appshunter.io/developer/1329803576) | [Bluelight Analytics](https://appshunter.io/developer/987549665) |

## What reviewers say

### Roll Calculator

[App page](https://appshunter.io/ios/app/roll-calculator/id1329803577)

This app helps users calculate full and partial roll dimensions for various materials. It allows for inventory management, saving calculations, and defining custom material templates. Easily switch between Imperial and Metric units for precise measurements.

**Highlights:** Calculate full and partial roll dimensions, Manage inventory with 'My List', Define custom material templates, Switch between Imperial and Metric units, Calculate material area coverage, Determine material length by counting wraps

**Features:** macOS Compatibility

**In-app purchases:** none


### CheckMARC

[App page](https://appshunter.io/ios/app/checkmarc/id1488763204)

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

**In-app purchases:** none


## Frequently asked questions

### Is Roll Calculator free?

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

### Is CheckMARC free?

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

### Do Roll Calculator or CheckMARC have ads?

Neither Roll Calculator nor CheckMARC shows ads.

### Which is updated more often, Roll Calculator or CheckMARC?

Roll Calculator ships an update fortnightly, and CheckMARC every 3 weeks. Most recently, Roll Calculator was updated on November 2, 2026 and CheckMARC 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.*