diff --git a/Sources/arm/Config.hx b/Sources/arm/Config.hx
index 820e3ae1..d2800372 100644
--- a/Sources/arm/Config.hx
+++ b/Sources/arm/Config.hx
@@ -51,13 +51,20 @@ class Config {
 			raw.rp_bloom = false;
 			raw.rp_gi = false;
 			raw.rp_motionblur = false;
+			#if krom_android
+			raw.rp_ssgi = false;
+			#else
 			raw.rp_ssgi = true;
+			#end
 			raw.rp_ssr = false;
 			raw.rp_supersample = 1.0;
 			var disp = Display.primary;
 			if (disp != null && disp.width >= 3000 && disp.height >= 2000) {
 				raw.window_scale = 2.0;
 			}
+			#if krom_android
+			raw.window_scale = 2.0;
+			#end
 		}
 
 		#if arm_painter
diff --git a/Sources/arm/node/MakePaint.hx b/Sources/arm/node/MakePaint.hx
index 744ec287..91d1d203 100644
--- a/Sources/arm/node/MakePaint.hx
+++ b/Sources/arm/node/MakePaint.hx
@@ -269,15 +269,16 @@ class MakePaint {
 		if (UITrait.inst.pickerMaskHandle.position == MaskMaterial) {
 			matid = UITrait.inst.materialIdPicked / 255; // Keep existing material id in place when mask is set
 		}
-		frag.write('float matid = $matid;');
+		var matidString = Material.vec1(matid);
+		frag.write('float matid = $matidString;');
 
 		// TODO: Use emission/subsurface matid
 		// matid % 3 == 0 - normal, 1 - emission, 2 - subsurface
 		if (Context.material.paintSubs) {
-			frag.write('if (subs > 0) { matid = 254 / 255; }');
+			frag.write('if (subs > 0.0) { matid = float(254) / float(255); }');
 		}
 		if (Context.material.paintEmis) {
-			frag.write('if (emis > 0) { matid = 255 / 255; }');
+			frag.write('if (emis > 0.0) { matid = float(255) / float(255); }');
 		}
 
 		if (layered) {
diff --git a/Sources/arm/node/Material.hx b/Sources/arm/node/Material.hx
index 439ed413..80621bd0 100644
--- a/Sources/arm/node/Material.hx
+++ b/Sources/arm/node/Material.hx
@@ -1450,23 +1450,23 @@ class Material {
 		sample_bump = false;
 	}
 
-	static function vec1(v: Float): String {
-		#if kha_webgl
+	public static inline function vec1(v: Float): String {
+		#if (kha_webgl ||krom_android)
 		return 'float($v)';
 		#else
 		return '$v';
 		#end
 	}
 
-	static function vec3(v: Array<Float>): String {
-		#if kha_webgl
+	public static inline function vec3(v: Array<Float>): String {
+		#if (kha_webgl ||krom_android)
 		return 'vec3(float(${v[0]}), float(${v[1]}), float(${v[2]}))';
 		#else
 		return 'vec3(${v[0]}, ${v[1]}, ${v[2]})';
 		#end
 	}
 
-	static function to_vec3(s: String): String {
+	public static inline function to_vec3(s: String): String {
 		#if (kha_direct3d11 || kha_direct3d12)
 		return '($s).xxx';
 		#else
diff --git a/Sources/arm/node/MaterialShader.hx b/Sources/arm/node/MaterialShader.hx
index d92d778f..d02d8dcf 100644
--- a/Sources/arm/node/MaterialShader.hx
+++ b/Sources/arm/node/MaterialShader.hx
@@ -481,10 +481,10 @@ class MaterialShader {
 
 		#else // kha_opengl
 
-		#if kha_webgl
+		#if (kha_webgl || krom_android)
 		var s = '#version 300 es\n';
 		if (shader_type == 'frag') {
-			s += 'precision mediump float;\n';
+			s += 'precision highp float;\n';
 			s += 'precision mediump int;\n';
 		}
 		#else
diff --git a/Sources/arm/sys/File.hx b/Sources/arm/sys/File.hx
index 6dab3ca9..7aba7c31 100644
--- a/Sources/arm/sys/File.hx
+++ b/Sources/arm/sys/File.hx
@@ -18,7 +18,7 @@ class File {
 	#end
 
 	public static function readDirectory(path: String, foldersOnly = false): Array<String> {
-		#if (krom_windows || krom_linux)
+		#if (krom_windows || krom_linux || krom_android)
 		return Krom.readDirectory(path, foldersOnly).split("\n");
 		#else
 		var save = Path.data() + Path.sep + "tmp.txt";
diff --git a/Sources/arm/ui/BoxExport.hx b/Sources/arm/ui/BoxExport.hx
index 53a59d6a..c50a9d3d 100644
--- a/Sources/arm/ui/BoxExport.hx
+++ b/Sources/arm/ui/BoxExport.hx
@@ -217,10 +217,18 @@ class BoxExport {
 	}
 
 	static function fetchPresets() {
+		#if krom_android
+
+		files = ["generic"];
+
+		#else
+
 		files = File.readDirectory(Path.data() + Path.sep + "export_presets");
 		for (i in 0...files.length) {
 			files[i] = files[i].substr(0, files[i].length - 5); // Strip .json
 		}
+
+		#end
 	}
 
 	static function parsePreset() {
diff --git a/Sources/arm/ui/BoxPreferences.hx b/Sources/arm/ui/BoxPreferences.hx
index 04917df4..0d0def70 100644
--- a/Sources/arm/ui/BoxPreferences.hx
+++ b/Sources/arm/ui/BoxPreferences.hx
@@ -54,7 +54,9 @@ class BoxPreferences {
 					UITrait.inst.tagUIRedraw();
 				}
 
+				#if (!krom_android)
 				UITrait.inst.nativeBrowser = ui.check(Id.handle({selected: UITrait.inst.nativeBrowser}), "Native File Browser");
+				#end
 
 				UITrait.inst.cacheDraws = ui.check(Id.handle({selected: UITrait.inst.cacheDraws}), "Cache UI Draws");
 				if (ui.isHovered) ui.tooltip("Enabling may reduce GPU usage");
@@ -150,7 +152,7 @@ class BoxPreferences {
 				Config.raw.window_vsync = ui.check(vsyncHandle, "VSync");
 				if (vsyncHandle.changed) Config.save();
 
-				#if (!kha_direct3d12)
+				#if rp_voxelao
 				ui.check(UITrait.inst.hvxao, "Voxel AO");
 				if (ui.isHovered) ui.tooltip("Cone-traced AO and shadows");
 				if (UITrait.inst.hvxao.changed) {
diff --git a/Sources/arm/ui/UIFiles.hx b/Sources/arm/ui/UIFiles.hx
index dd8ee8ef..a7b570db 100644
--- a/Sources/arm/ui/UIFiles.hx
+++ b/Sources/arm/ui/UIFiles.hx
@@ -201,6 +201,8 @@ class UIFiles {
 		#if krom_windows
 		handle.text = "C:\\Users";
 		// %HOMEDRIVE% + %HomePath%
+		#elseif krom_android
+		handle.text = "/sdcard";
 		#else
 		handle.text = "/";
 		// ~
diff --git a/Sources/arm/ui/UITrait.hx b/Sources/arm/ui/UITrait.hx
index 23ea7708..39c2fb20 100644
--- a/Sources/arm/ui/UITrait.hx
+++ b/Sources/arm/ui/UITrait.hx
@@ -132,7 +132,11 @@ class UITrait {
 	public var viewportMode = ViewRender;
 	public var hscaleWasChanged = false;
 	public var exportMeshFormat = FormatObj;
+	#if krom_android
+	public var nativeBrowser = false;
+	#else
 	public var nativeBrowser = true;
+	#end
 	public var cacheDraws = false;
 	public var showAssetNames = false;
 
diff --git a/khafile.js b/khafile.js
index ad2b98eb..2d680f27 100644
--- a/khafile.js
+++ b/khafile.js
@@ -1,4 +1,5 @@
 let project = new Project('ArmorPaint');
+let android = false; // Temp
 
 project.addSources('Sources');
 project.addLibrary("iron");
@@ -13,10 +14,15 @@ project.addAssets("Assets/themes/*", { notinlist: true, destination: "data/theme
 project.addDefine('arm_taa');
 project.addDefine('arm_veloc');
 project.addDefine('arm_particles');
-project.addDefine('arm_data_dir');
 // project.addDefine('arm_noembed');
+if (!android) {
+	project.addDefine('arm_data_dir');
+}
 
-if (process.platform === 'win32') {
+if (android) {
+	project.addDefine('krom_android');
+}
+else if (process.platform === 'win32') {
 	project.addDefine('krom_windows');
 }
 else if (process.platform === 'linux') {
@@ -48,15 +54,20 @@ if (raytrace) {
 }
 else {
 	project.addAssets("Assets/readme/readme.txt", { notinlist: true, destination: "{name}" });
-	project.addDefine('rp_voxelao');
-	project.addDefine('arm_voxelgi_revox');
+	if (!android) {
+		project.addDefine('rp_voxelao');
+		project.addDefine('arm_voxelgi_revox');
+	}
 }
 
 if (process.platform === 'darwin') {
 	project.addAssets("Assets/readme/readme_macos.txt", { notinlist: true, destination: "INSTRUCTIONS.txt" });
 }
 
-if (process.platform === 'win32' && win_hlsl) {
+if (android) {
+
+}
+else if (process.platform === 'win32' && win_hlsl) {
 	project.addShaders("Shaders/voxel_hlsl/*.glsl", { noprocessing: true, noembed: false });
 }
 else {
@@ -73,7 +84,10 @@ else { // painter, creator
 	project.addDefine('arm_skip_envmap');
 	project.addDefine('arm_resizable');
 
-	if (process.platform === 'win32') {
+	if (android) {
+
+	}
+	else if (process.platform === 'win32') {
 		project.addAssets("Assets/bin/cmft.exe", { notinlist: true, destination: "data/{name}" });
 	}
 	else if (process.platform === 'linux') {
@@ -89,7 +103,7 @@ else { // painter, creator
 
 	project.addAssets("Assets/painter/export_presets/*", { notinlist: true, destination: "data/export_presets/{name}" });
 	project.addAssets("Assets/painter/keymap_presets/*", { notinlist: true, destination: "data/keymap_presets/{name}" });
-	if (process.platform === 'win32' && win_hlsl) {
+	if (process.platform === 'win32' && win_hlsl && !android) {
 		project.addShaders("Shaders/painter/hlsl/*.glsl", { noprocessing: true, noembed: false });
 	}
 	else {