diff --git a/CHANGELOG_APP.md b/CHANGELOG_APP.md
index edbed24..e7c74ea 100644
--- a/CHANGELOG_APP.md
+++ b/CHANGELOG_APP.md
@@ -2,6 +2,25 @@
 
 All notable changes to the VTracer desktop app will be documented in this file.
 
+## 1.0.0-alpha.4 - Build 225 - 2026-10-09
+
+### Added
+
+* 日本語 for UI display language.
+* Mesh Gradient option, for smooth shading.
+* Save as [XSVG](https://xsvg.visioncortex.org/), from the dropdown below Save as SVG.
+
+### Added (Gen AI)
+
+* Prompts written in Chinese, Japanese or Korean are translated to English on your machine for models that only read English. The translation model can be downloaded from the Language tab.
+* Art style names and model notes are shown in the app's language.
+* Mesh Gradient option in Tracing options.
+
+### Fixed (Gen AI)
+
+* A starred round can no longer be deleted.
+* Better stray decoration removal.
+
 ## 1.0.0-alpha.4 - Build 208 - 2026-10-02
 
 ### Added
diff --git a/CHANGELOG_VT2.md b/CHANGELOG_VT2.md
index 820ded1..22d5222 100644
--- a/CHANGELOG_VT2.md
+++ b/CHANGELOG_VT2.md
@@ -2,6 +2,10 @@
 
 All notable changes to the VTracer 2 engine will be documented in this file.
 
+## 2.0.9 - 2026-10-09
+
+* Engine improvement. Improved ink fragment merging. Better mesh gradient output.
+
 ## 2.0.8 - 2026-10-02
 
 * Pencil sketch model improvement. Removes grid and rules better. Also better color blobs.