# 1 Stroke Go vs わたしの日本地図 47都道府県ひとふで

The clearest difference is update cadence: わたしの日本地図 47都道府県ひとふで at every 4 days against 1 Stroke Go's every 19 months. 1 Stroke Go's advantage is iOS requirement (12.1 vs 15.0). 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.

1 Stroke Go ships an update every 19 months, わたしの日本地図 47都道府県ひとふで every 4 days. The most recent releases landed on October 17, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | 1 Stroke Go | わたしの日本地図 47都道府県ひとふで |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 19 months | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 83 MB | 31 MB |
| Requires iOS | **12.1** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [E-ONLINESERVICE](https://appshunter.io/developer/1592295207) | [syoutarou ookura](https://appshunter.io/developer/1614144503) |

## What reviewers say

### 1 Stroke Go

[App page](https://appshunter.io/ios/app/1-stroke-go/id6444875960)

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

**In-app purchases:** none


### わたしの日本地図 47都道府県ひとふで

[App page](https://appshunter.io/ios/app/47/id6787132396)

Draw the outlines of Japan's 47 prefectures from memory in a single stroke. Your drawing accuracy is scored based on the prefecture's shape, geography, and local specialties. Unlock all prefectures and features with an in-app purchase.

**Highlights:** Draw prefectures from memory, Single-stroke drawing challenge, Scoring based on shape and specialties, Three difficulty modes, Offline play, Complete and share your map

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

**In-app purchases:** none


## Frequently asked questions

### Is 1 Stroke Go free?

1 Stroke Go is free to download, with no in-app purchases.

### Is わたしの日本地図 47都道府県ひとふで free?

わたしの日本地図 47都道府県ひとふで is free to download, with no in-app purchases.

### Do 1 Stroke Go or わたしの日本地図 47都道府県ひとふで have ads?

Both 1 Stroke Go and わたしの日本地図 47都道府県ひとふで show ads.

### Which is updated more often, 1 Stroke Go or わたしの日本地図 47都道府県ひとふで?

1 Stroke Go ships an update every 19 months, and わたしの日本地図 47都道府県ひとふで every 4 days. Most recently, 1 Stroke Go was updated on October 17, 2026 and わたしの日本地図 47都道府県ひとふで on October 11, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*