# Number Sum Up vs Number Card Jam

The clearest difference is in-app purchases: Number Card Jam at none against Number Sum Up's 1. Number Sum Up's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Number Sum Up sells 1 one-off in-app purchase. Number Card Jam asks for nothing beyond the download.

Number Sum Up ships an update every 3 days, Number Card Jam every 5 days. The most recent releases landed on October 13, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Number Sum Up | Number Card Jam |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (19 ratings)](https://appshunter.io/ios/app/number-sum-up-quick-math/id6502631525/reviews)** | — |
| Number of ratings | **19** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 5 days |
| Monetization | Free with in-app purchases | — |
| Size | 197 MB | 133 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [ALICE GAMES](https://appshunter.io/developer/1726187276) | [Ozan Kasikci](https://appshunter.io/developer/1485317310) |

## What reviewers say

### Number Sum Up

[App page](https://appshunter.io/ios/app/number-sum-up-quick-math/id6502631525)

Solve number puzzles by circling and erasing digits to make rows and columns add up to target sums. This game offers a clean design and varying difficulty levels to sharpen your mental math skills.

**Highlights:** Circle and erase numbers, Solve row and column sum puzzles, Multiple difficulty levels, Varying board sizes, Hint system, Clean and simple design

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |


### Number Card Jam

[App page](https://appshunter.io/ios/app/number-card-jam/id6502685759)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Number Sum Up free?

Number Sum Up is free to download, with in-app purchases available.

### Is Number Card Jam free?

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

### Do Number Sum Up or Number Card Jam have ads?

Number Card Jam shows ads; Number Sum Up does not.

### Which is updated more often, Number Sum Up or Number Card Jam?

Number Sum Up ships an update every 3 days, and Number Card Jam every 5 days. Most recently, Number Sum Up was updated on October 13, 2026 and Number Card Jam on October 3, 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.*