# Tori Math vs デカ文字計算

The clearest difference is update cadence: Tori Math at every 10 days against デカ文字計算's every 4 weeks. デカ文字計算's advantage is iOS requirement (15.0 vs 17.0). On price, ads, 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.

Tori Math ships an update every 10 days, デカ文字計算 every 4 weeks. The most recent releases landed on November 5, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Tori Math | デカ文字計算 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/tori-math-toddler-math/id6782610411/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 4 weeks |
| Monetization | Free | — |
| Size | 38 MB | 6 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [joonseo park](https://appshunter.io/developer/1265149051) | [maple project](https://appshunter.io/developer/6800461359) |

## What reviewers say

### Tori Math

[App page](https://appshunter.io/ios/app/tori-math-toddler-math/id6782610411)

This app offers a fun and interactive way for toddlers and elementary students to learn math. It uses visual aids, handwriting recognition for number practice, and includes modes for basic arithmetic, multiplication, and multilingual support.

**Highlights:** Visual number play for toddlers, Handwriting recognition for number writing, Multiplication tables practice, Vertical arithmetic workbook, Multilingual support (English, Korean, Japanese), Learning report cards

**Features:** macOS Compatibility

**In-app purchases:** none


### デカ文字計算

[App page](https://appshunter.io/ios/app/big-text-math/id6818828030)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tori Math free?

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

### Is デカ文字計算 free?

デカ文字計算 is free to download, with no in-app purchases.

### Do Tori Math or デカ文字計算 have ads?

Neither Tori Math nor デカ文字計算 shows ads.

### Which is updated more often, Tori Math or デカ文字計算?

Tori Math ships an update every 10 days, and デカ文字計算 every 4 weeks. Most recently, Tori Math was updated on November 5, 2026 and デカ文字計算 on November 6, 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.*