# SUM! for Family vs 算数忍者〜九九の巻〜完全版

The clearest difference is review sentiment: SUM! for Family at 91% against 算数忍者〜九九の巻〜完全版's 0%. SUM! for Family also leads on price ($0.99 vs $4.99). 算数忍者〜九九の巻〜完全版's advantage is iOS requirement (11.0 vs 15.6). On update cadence, ads, in-app purchases and device support there is nothing between them.

SUM! for Family costs $0.99 and 算数忍者〜九九の巻〜完全版 $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SUM! for Family ships an update every 3 months, 算数忍者〜九九の巻〜完全版 every 5 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | SUM! for Family | 算数忍者〜九九の巻〜完全版 |
| --- | --- | --- |
| Price | **$0.99** | $4.99 |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sum-for-family-cute-math/id1076222325/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | **90.9% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | Paid | — |
| Size | 112 MB | 133 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Enfani Inc.](https://appshunter.io/developer/1023209229) | [Fantamstick](https://appshunter.io/developer/563146308) |

## What reviewers say

### SUM! for Family

[App page](https://appshunter.io/ios/app/sum-for-family-cute-math/id1076222325)

Engage with numbers as characters in this fun math game that teaches addition and subtraction through play. Discover secret tricks by interacting with the lovable number characters.

**Highlights:** Addition and subtraction gameplay, Numbers represented as characters, Interactive number personalities, Secret tricks and discoveries, Award-winning design

**Features:** macOS Compatibility

**In-app purchases:** none


### 算数忍者〜九九の巻〜完全版

[App page](https://appshunter.io/ios/app/id1483173959)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SUM! for Family free?

SUM! for Family costs $0.99, with no in-app purchases.

### Is 算数忍者〜九九の巻〜完全版 free?

算数忍者〜九九の巻〜完全版 costs $4.99, with no in-app purchases.

### Do SUM! for Family or 算数忍者〜九九の巻〜完全版 have ads?

Neither SUM! for Family nor 算数忍者〜九九の巻〜完全版 shows ads.

### Which is updated more often, SUM! for Family or 算数忍者〜九九の巻〜完全版?

SUM! for Family ships an update every 3 months, and 算数忍者〜九九の巻〜完全版 every 5 months. Most recently, SUM! for Family was updated on November 6, 2026 and 算数忍者〜九九の巻〜完全版 on November 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.*