# Column Subtraction vs Multi Base Blocks Applications

The clearest difference is update cadence: Column Subtraction at every 8 months against Multi Base Blocks Applications's every 22 months. Multi Base Blocks Applications's advantage is price ($0.99 vs $3.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Column Subtraction costs $3.99 and Multi Base Blocks Applications $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Column Subtraction ships an update every 8 months, Multi Base Blocks Applications every 22 months. The most recent releases landed on October 8, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Column Subtraction | Multi Base Blocks Applications |
| --- | --- | --- |
| Price | $3.99 | **$0.99** |
| Rating | **[4.3 (6 ratings)](https://appshunter.io/ios/app/column-subtraction/id341040894/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 months** | Every 22 months |
| Monetization | Paid | — |
| Size | 19 MB | 5 MB |
| Requires iOS | 17.6 | **17.2** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Esa Helttula](https://appshunter.io/developer/339440196) | [Glen Richgels](https://appshunter.io/developer/1450301155) |

## What reviewers say

### Column Subtraction

[App page](https://appshunter.io/ios/app/column-subtraction/id341040894)

This educational app teaches and reinforces the column subtraction method. It offers an interactive interface with customizable settings for solving random or custom problems. The app includes a puzzle feature that unlocks as users solve math problems.

**Highlights:** Column subtraction method teaching, Interactive and customizable interface, Random and custom problem solving, Adjustable number of digits, Step-by-step renaming animation, Picture puzzle reward system

**Features:** macOS Compatibility

**In-app purchases:** none


### Multi Base Blocks Applications

[App page](https://appshunter.io/ios/app/multi-base-blocks-applications/id1479873029)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Column Subtraction free?

Column Subtraction costs $3.99, with no in-app purchases.

### Is Multi Base Blocks Applications free?

Multi Base Blocks Applications costs $0.99, with no in-app purchases.

### Do Column Subtraction or Multi Base Blocks Applications have ads?

Neither Column Subtraction nor Multi Base Blocks Applications shows ads.

### Which is updated more often, Column Subtraction or Multi Base Blocks Applications?

Column Subtraction ships an update every 8 months, and Multi Base Blocks Applications every 22 months. Most recently, Column Subtraction was updated on October 8, 2026 and Multi Base Blocks Applications on October 2, 2026.

---

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