# Math Sector vs Card Jacks

The clearest difference is ads: Card Jacks at none against Math Sector's shown. Card Jacks also leads on update cadence (weekly vs every 52 months). Math Sector's advantage is iOS requirement (11.2 vs 13.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Math Sector ships an update every 52 months, Card Jacks weekly. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Math Sector | Card Jacks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/math-sector/id1345597275/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 52 months | **Weekly** |
| Monetization | Ad-supported | — |
| Size | 13 MB | 154 MB |
| Requires iOS | **11.2** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Silvisaurus, LLC](https://appshunter.io/developer/1345597274) | [David Vaile](https://appshunter.io/developer/1769439750) |

## What reviewers say

### Math Sector

[App page](https://appshunter.io/ios/app/math-sector/id1345597275)

Engage in a fun math game designed to test your IQ and challenge your friends. Compete for the highest score and see how many levels you can conquer.

**Highlights:** IQ testing, Level progression, Friend challenges, Game Center integration, High score tracking

**Features:** macOS Compatibility

**In-app purchases:** none


### Card Jacks

[App page](https://appshunter.io/ios/app/card-jacks/id6698898595)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Math Sector free?

Math Sector is free to download, with no in-app purchases.

### Is Card Jacks free?

Card Jacks is free to download, with no in-app purchases.

### Do Math Sector or Card Jacks have ads?

Math Sector shows ads; Card Jacks does not.

### Which is updated more often, Math Sector or Card Jacks?

Math Sector ships an update every 52 months, and Card Jacks weekly. Most recently, Math Sector was updated on October 24, 2026 and Card Jacks on October 7, 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.*