# Cotter AL Abacus vs Multi Base Blocks Applications

The clearest difference is update cadence: Cotter AL Abacus at every 9 months against Multi Base Blocks Applications's every 22 months. Cotter AL Abacus also leads on chart position (#186 vs unranked) and iOS requirement (13.0 vs 17.2). Multi Base Blocks Applications's advantage is price ($0.99 vs $1.99). On ads, in-app purchases and device support there is nothing between them.

Cotter AL Abacus costs $1.99 and Multi Base Blocks Applications $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Cotter AL Abacus ships an update every 9 months, Multi Base Blocks Applications every 22 months. The most recent releases landed on September 9, 2026 and December 20, 2025 respectively.

## The numbers

| Metric | Cotter AL Abacus | Multi Base Blocks Applications |
| --- | --- | --- |
| Price | $1.99 | **$0.99** |
| Rating | **[3.5 (6 ratings)](https://appshunter.io/ios/app/cotter-al-abacus/id406078581/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 47.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 months** | Every 22 months |
| Monetization | Paid | — |
| Best chart rank | **#186** | — |
| Size | 76 MB | 5 MB |
| Requires iOS | **13.0** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Activities for Learning inc.](https://appshunter.io/developer/406078584) | [Glen Richgels](https://appshunter.io/developer/1450301155) |

## What reviewers say

### Cotter AL Abacus

[App page](https://appshunter.io/ios/app/cotter-al-abacus/id406078581)

**Currently charting:** #186 Top Paid · Education (US App Store)

This educational tool uses a unique double-sided abacus to teach arithmetic concepts through visualization and quantity recognition. It helps learners develop mental strategies for faster mastery of basic math skills.

**Highlights:** Double-sided abacus design, Grouped in fives and tens, Focuses on quantity recognition, Develops mental math strategies, Supports visual learning, Includes sample lessons

**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 Cotter AL Abacus free?

Cotter AL Abacus costs $1.99, with no in-app purchases.

### Is Multi Base Blocks Applications free?

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

### Do Cotter AL Abacus or Multi Base Blocks Applications have ads?

Neither Cotter AL Abacus nor Multi Base Blocks Applications shows ads.

### Which is updated more often, Cotter AL Abacus or Multi Base Blocks Applications?

Cotter AL Abacus ships an update every 9 months, and Multi Base Blocks Applications every 22 months. Most recently, Cotter AL Abacus was updated on September 9, 2026 and Multi Base Blocks Applications on December 20, 2025.

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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.*