# Addition Skill Builders vs Calcache, Math facts puzzles

The clearest difference is price: Calcache, Math facts puzzles at $1.99 against Addition Skill Builders's $2.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

Addition Skill Builders costs $2.99 and Calcache, Math facts puzzles $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Addition Skill Builders ships an update every 28 months, Calcache, Math facts puzzles every 15 months. The most recent releases landed on October 10, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Addition Skill Builders | Calcache, Math facts puzzles |
| --- | --- | --- |
| Price | $2.99 | **$1.99** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 28 months | **Every 15 months** |
| Size | 19 MB | 22 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sergey Malugin](https://appshunter.io/developer/562782409) | [RX Labz](https://appshunter.io/developer/1223459761) |

## What reviewers say

### Addition Skill Builders

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Calcache, Math facts puzzles

[App page](https://appshunter.io/ios/app/calcache-math-facts-puzzles/id1529890772)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Addition Skill Builders free?

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

### Is Calcache, Math facts puzzles free?

Calcache, Math facts puzzles costs $1.99, with no in-app purchases.

### Do Addition Skill Builders or Calcache, Math facts puzzles have ads?

Neither Addition Skill Builders nor Calcache, Math facts puzzles shows ads.

### Which is updated more often, Addition Skill Builders or Calcache, Math facts puzzles?

Addition Skill Builders ships an update every 28 months, and Calcache, Math facts puzzles every 15 months. Most recently, Addition Skill Builders was updated on October 10, 2026 and Calcache, Math facts puzzles on September 30, 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.*