# MMM Calc vs Create The X

The clearest difference is in-app purchases: MMM Calc at none against Create The X's 10. MMM Calc also leads on iOS requirement (12.0 vs 15.6). Create The X's advantage is update cadence (weekly vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. Create The X sells 10 in-app purchases, starting at $9.99 per month. MMM Calc asks for nothing beyond the download.

MMM Calc ships an update every 4 months, Create The X weekly. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | MMM Calc | Create The X |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (3 ratings)](https://appshunter.io/ios/app/mmm-calc/id500911329/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | Free | — |
| Size | 13 MB | 67 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Martin Marietta Materials Inc](https://appshunter.io/developer/1030484093) | [Create The X LLC](https://appshunter.io/developer/1860664818) |

## What reviewers say

### MMM Calc

[App page](https://appshunter.io/ios/app/mmm-calc/id500911329)

This application helps users quickly calculate their concrete, aggregate, ready-mix, and asphalt needs. It serves as a straightforward tool for material estimation in construction and related projects.

**Highlights:** Concrete calculation, Aggregate estimation, Ready-mix calculation, Asphalt needs, Material estimation tool

**Features:** macOS Compatibility

**In-app purchases:** none


### Create The X

[App page](https://appshunter.io/ios/app/create-the-x/id6756441142)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Individual Plan Monthly | $9.99 | per month |
| Individual Plan Water mgmt Monthly | $19.99 | per month |
| Small Outfitter Plan Monthly | $19.99 | per month |
| Small Outfitter Water mgmt monthly | $29.99 | per month |
| Medium Outfitter Plan Monthly | $39.99 | per month |
| Individual Plan Annual | $89.99 | per year |
| Individual Plan Water mgmt Annual | $99.99 | per year |
| Small Outfitter Plan Annual | $199.99 | per year |
| Medium Outfitter Plan Annual | $399.99 | per year |
| Large Outfitter Plan Annual | $699.99 | per year |


## Frequently asked questions

### Is MMM Calc free?

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

### Is Create The X free?

Create The X is free to download, with in-app purchases available.

### Do MMM Calc or Create The X have ads?

Neither MMM Calc nor Create The X shows ads.

### Which is updated more often, MMM Calc or Create The X?

MMM Calc ships an update every 4 months, and Create The X weekly. Most recently, MMM Calc was updated on November 1, 2026 and Create The X on October 30, 2026.

---

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