# MMM Calc vs SMIDIG

The clearest difference is rating: SMIDIG at 5.0 against MMM Calc's 4.3. SMIDIG also leads on update cadence (fortnightly vs every 4 months). MMM Calc's advantage is ratings volume (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

SMIDIG holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

MMM Calc ships an update every 4 months, SMIDIG fortnightly. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | MMM Calc | SMIDIG |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (3 ratings)](https://appshunter.io/ios/app/mmm-calc/id500911329/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/smidig/id1630059935/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 13 MB | 54 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Martin Marietta Materials Inc](https://appshunter.io/developer/1030484093) | [AZ-Team AB](https://appshunter.io/developer/1032382682) |

## 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


### SMIDIG

[App page](https://appshunter.io/ios/app/smidig/id1630059935)

This app facilitates sharing, renting, and vending of items through smart lockers. It enables click-and-collect services, peer-to-peer exchanges, and on-demand asset rental or sales.

**Highlights:** Click and Collect services, Person-to-person item sharing, Sharing with payment for repairs, On-demand asset renting, Subscription-based asset access, On-demand storage rental, Instant item vending via QR code

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is MMM Calc free?

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

### Is SMIDIG free?

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

### Which has better reviews, MMM Calc or SMIDIG?

SMIDIG is rated higher. MMM Calc averages 4.3 out of 5 from 3 ratings, while SMIDIG averages 5.0 from 1 ratings.

### Do MMM Calc or SMIDIG have ads?

Neither MMM Calc nor SMIDIG shows ads.

### Which is updated more often, MMM Calc or SMIDIG?

MMM Calc ships an update every 4 months, and SMIDIG fortnightly. Most recently, MMM Calc was updated on November 1, 2026 and SMIDIG 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.*