SousyoConverter byNSDev vs Kyujitai
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SousyoConverter byNSDev
Convert Kanji characters into cursive script using a brush font. Customize text size, placement, and ratios for unique calligraphy. Request features and provide feedback for future updates.
- Kanji to cursive script conversion
- Brush font style
- Adjustable text size
- Customizable placement
- Ratio adjustment
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How to use Enter the Kanji characters. Cursive script is displayed. Function Text size can be changed. You can select the placement in the left-right and top-bottom. You can change the ratio of left and right. Please post your request reviews. It corresponds as much as possible. Sousyo letters are those that were created using the Kouzan brush font cursive. http://opentype.jp/kouzansousho.htm
Kyujitai
Easily convert Japanese text between Shinjitai and Kyūjitai character sets. This utility leverages an open-source Python library for accurate conversions.
- Shinjitai to Kyūjitai conversion
- Kyūjitai to Shinjitai conversion
- Based on open-source library
- Supports iPhone, iPad, iPod
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Kyujitai allows you to convert a Japanese text from Shinjitai (新字体) to Kyūjitai (舊字體), and vice versa. Kyujitai is based on the open source kyujipy Python library: https://github.com/cjkvsoft/kyujipy
Screenshots
Verdict
The clearest difference is iOS requirement: SousyoConverter byNSDev at 12.0 against Kyujitai's 15.0. On price, review sentiment, update cadence and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
SousyoConverter byNSDev ships an update every 2 months, Kyujitai every 3 months. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.
| Parameter | SousyoConverter byNSDev | Kyujitai |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 80.0% of reviews | 80.0% of reviews |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 17 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | NIHON SYSTEM DEVELOPER CORPORATION | Emmanuel Ternon |
Customer experience
SousyoConverter byNSDev
Kyujitai
In-app purchases
SousyoConverter byNSDev
No in-app purchases
Kyujitai
No in-app purchases
