# Place Value MAB Addition vs Missing Numbers Minds

The clearest difference is price: Missing Numbers Minds at Free against Place Value MAB Addition's $1.99. Place Value MAB Addition's advantage is in-app purchases (none vs 2) and iOS requirement (12.0 vs 26.1). On update cadence, ads and device support there is nothing between them.

Missing Numbers Minds is free to download; Place Value MAB Addition costs $1.99 up front. Missing Numbers Minds sells 2 one-off in-app purchases. Place Value MAB Addition asks for nothing beyond the download.

Place Value MAB Addition ships an update every 3 months, Missing Numbers Minds every 5 months. The most recent releases landed on September 29, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Place Value MAB Addition | Missing Numbers Minds |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/place-value-mab-addition/id541881278/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | Paid | — |
| Size | 16 MB | 4 MB |
| Requires iOS | **12.0** | 26.1 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Aleesha Kondys](https://appshunter.io/developer/478569400) | [Juan Fullana](https://appshunter.io/developer/692107580) |

## What reviewers say

### Place Value MAB Addition

[App page](https://appshunter.io/ios/app/place-value-mab-addition/id541881278)

This app uses virtual Multibase Arithmetic Blocks (MAB) to model addition problems, helping children understand place value and regrouping. It offers interactive modules for teachers and students to practice addition up to 9999 without needing physical blocks.

**Highlights:** Virtual MAB blocks, Place value chart, Regrouping and trading mechanics, Addition practice up to 9999, Adjustable difficulty levels, Teaching module for custom lessons

**Features:** macOS Compatibility

**In-app purchases:** none


### Missing Numbers Minds

[App page](https://appshunter.io/ios/app/missing-numbers-minds/id980949764)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Donation for maintenance. | $0.99 | one-time |
| Extra for develop and maintenance | $0.99 | one-time |


## Frequently asked questions

### Is Place Value MAB Addition free?

Place Value MAB Addition costs $1.99, with no in-app purchases.

### Is Missing Numbers Minds free?

Missing Numbers Minds is free to download, with in-app purchases available.

### Do Place Value MAB Addition or Missing Numbers Minds have ads?

Neither Place Value MAB Addition nor Missing Numbers Minds shows ads.

### Which is updated more often, Place Value MAB Addition or Missing Numbers Minds?

Place Value MAB Addition ships an update every 3 months, and Missing Numbers Minds every 5 months. Most recently, Place Value MAB Addition was updated on September 29, 2026 and Missing Numbers Minds on September 27, 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.*