ReisyoConverter byNSDev vs Kyujitai
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ReisyoConverter byNSDev
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How to use Enter the Kanji characters. Reisyo 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. Reisyo letters are those that were created using the Aoyagi brush font reisyo. http://opentype.jp/aoyagireisho.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 ReisyoConverter byNSDev's every 27 months. ReisyoConverter 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.
ReisyoConverter byNSDev ships an update every 27 months, Kyujitai every 3 months. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.
| Parameter | ReisyoConverter byNSDev | Kyujitai |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 80.0% of reviews |
| Update frequency | Every 27 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 | 16 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | NIHON SYSTEM DEVELOPER CORPORATION | Emmanuel Ternon |
In-app purchases
ReisyoConverter byNSDev
No in-app purchases
Kyujitai
No in-app purchases
