TraceSousyo byNSDev vs Kyujitai
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TraceSousyo byNSDev
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How to use Enter the kanji. As the sousyo is displayed, please trace with your finger or pen and practice. With Apple Pencil you can adjust the thickness by writing pressure. Please post your request on review. We will correspond as much as possible. Sousyo letters are those that were created using the Kouzan brush sousyo font. 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 update cadence: Kyujitai at every 3 months against TraceSousyo byNSDev's every 24 months. TraceSousyo byNSDev's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support 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.
TraceSousyo byNSDev ships an update every 24 months, Kyujitai every 3 months. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.
| Parameter | TraceSousyo byNSDev | Kyujitai |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 80.0% of reviews |
| Update frequency | Every 24 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | 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 |
In-app purchases
TraceSousyo byNSDev
No in-app purchases
Kyujitai
No in-app purchases
