# Addition Skill Builders vs Circular Cone PRO

The clearest difference is update cadence: Circular Cone PRO at monthly against Addition Skill Builders's every 28 months. Addition Skill Builders's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Addition Skill Builders costs $2.99 and Circular Cone PRO $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Addition Skill Builders ships an update every 28 months, Circular Cone PRO monthly. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Addition Skill Builders | Circular Cone PRO |
| --- | --- | --- |
| Price | $2.99 | $2.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 28 months | **Monthly** |
| Size | 19 MB | 181 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sergey Malugin](https://appshunter.io/developer/562782409) | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) |

## What reviewers say

### Addition Skill Builders

[App page](https://appshunter.io/ios/app/addition-skill-builders/id1271517256)

**Features:** macOS Compatibility

**In-app purchases:** none


### Circular Cone PRO

[App page](https://appshunter.io/ios/app/circular-cone-pro/id6461117286)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Addition Skill Builders free?

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

### Is Circular Cone PRO free?

Circular Cone PRO costs $2.99, with no in-app purchases.

### Do Addition Skill Builders or Circular Cone PRO have ads?

Neither Addition Skill Builders nor Circular Cone PRO shows ads.

### Which is updated more often, Addition Skill Builders or Circular Cone PRO?

Addition Skill Builders ships an update every 28 months, and Circular Cone PRO monthly. Most recently, Addition Skill Builders was updated on October 10, 2026 and Circular Cone PRO on October 24, 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.*