# 100 Board Counting Patterns vs Subtraction Skill Builders

The clearest difference is price: Subtraction Skill Builders at $2.99 against 100 Board Counting Patterns's $5.99. Subtraction Skill Builders also leads on iOS requirement (12.0 vs 15.6). On update cadence, ads, in-app purchases and device support there is nothing between them.

100 Board Counting Patterns costs $5.99 and Subtraction Skill Builders $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

100 Board Counting Patterns ships an update every 32 months, Subtraction Skill Builders every 28 months. The most recent releases landed on August 26, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | 100 Board Counting Patterns | Subtraction Skill Builders |
| --- | --- | --- |
| Price | $5.99 | **$2.99** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/100-board-counting-patterns/id533195232/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 32 months | **Every 28 months** |
| Monetization | Paid | — |
| Size | 67 MB | 18 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Rantek Inc.](https://appshunter.io/developer/319592818) | [Sergey Malugin](https://appshunter.io/developer/562782409) |

## What reviewers say

### 100 Board Counting Patterns

[App page](https://appshunter.io/ios/app/100-board-counting-patterns/id533195232)

This app helps children aged 3-6 visualize number sequencing and build a strong math foundation through interactive pattern-building activities. It uses a Montessori-inspired approach to teach number identification and order.

**Highlights:** Number sequencing visualization, Interactive pattern assembly, Auditory number prompts, Score tracking, Montessori-inspired activities, Easy-to-follow interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Subtraction Skill Builders

[App page](https://appshunter.io/ios/app/subtraction-skill-builders/id1271517241)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 100 Board Counting Patterns free?

100 Board Counting Patterns costs $5.99, with no in-app purchases.

### Is Subtraction Skill Builders free?

Subtraction Skill Builders costs $2.99, with no in-app purchases.

### Do 100 Board Counting Patterns or Subtraction Skill Builders have ads?

Neither 100 Board Counting Patterns nor Subtraction Skill Builders shows ads.

### Which is updated more often, 100 Board Counting Patterns or Subtraction Skill Builders?

100 Board Counting Patterns ships an update every 32 months, and Subtraction Skill Builders every 28 months. Most recently, 100 Board Counting Patterns was updated on August 26, 2026 and Subtraction Skill Builders on September 21, 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.*