diff --git a/README.md b/README.md
index 042240d..aa4ba97 100644
--- a/README.md
+++ b/README.md
@@ -204,12 +204,17 @@ except Exception as e:
 
 Configure API clients to use the pre-deployed instance:
 
-### [Immersive Translate](https://immersivetranslate.com/) (Closed-source browser extension)
+### [DeepLX App](https://github.com/xixu-me/DeepLX-App) (Open-source web app)
 
-1. [Install Immersive Translate](https://immersivetranslate.com/download/)
-2. Go to developer settings and enable beta testing features
-3. Go to translation services and add custom translation service DeepLX, set API URL to: `https://dplx.xi-xu.me/translate`
-4. Set the maximum requests per second and the maximum text length per request to appropriate values (e.g., `80` and `5000`) to ensure stability and performance
+A modern, free web-based translation app powered by DeepLX API. Features include:
+
+- Multi-language auto-detection support
+- Real-time translation as you type
+- Translation history and language switching
+- Responsive design for all devices
+- RTL language support
+
+**Live Demo**: [https://deeplx.xi-xu.me](https://deeplx.xi-xu.me)
 
 ### [Pot](https://github.com/pot-app/pot-desktop/blob/master/README_EN.md) (Open-source cross-platform Windows, macOS and Linux app)
 
@@ -217,6 +222,13 @@ Configure API clients to use the pre-deployed instance:
 2. Open Pot settings and navigate to service settings
 3. Configure DeepL service type as DeepLX and set custom URL to: `https://dplx.xi-xu.me/translate`
 
+### [Immersive Translate](https://immersivetranslate.com/) (Closed-source browser extension)
+
+1. [Install Immersive Translate](https://immersivetranslate.com/download/)
+2. Go to developer settings and enable beta testing features
+3. Go to translation services and add custom translation service DeepLX, set API URL to: `https://dplx.xi-xu.me/translate`
+4. Set the maximum requests per second and the maximum text length per request to appropriate values (e.g., `80` and `5000`) to ensure stability and performance
+
 ### [Bob](https://bobtranslate.com/) (Closed-source macOS app)
 
 1. [Download and install Bob from Mac App Store](https://apps.apple.com/app/id1630034110)
diff --git a/README.zh.md b/README.zh.md
index 2d96a07..45b6316 100644
--- a/README.zh.md
+++ b/README.zh.md
@@ -204,12 +204,17 @@ except Exception as e:
 
 配置 API 客户端以使用预部署实例：
 
-### [沉浸式翻译](https://immersivetranslate.com/zh-Hans/)（闭源浏览器扩展）
+### [DeepLX App](https://github.com/xixu-me/DeepLX-App)（开源 web 应用）
 
-1. [安装沉浸式翻译](https://immersivetranslate.com/zh-Hans/download/)
-2. 进入开发者设置并开启 beta 测试特性
-3. 进入翻译服务添加自定义翻译服务 DeepLX，将 API URL 设置为：`https://dplx.xi-xu.me/translate`
-4. 将每秒最大请求数和每次请求最大文本长度设置为合适的值（例如 `80` 和 `5000`），以确保稳定性和性能
+一个现代化、免费的基于 web 的翻译应用，由 DeepLX API 驱动。功能包括：
+
+- 支持多语言自动检测
+- 输入时自动翻译
+- 翻译历史和语言切换
+- 适配所有设备的响应式设计
+- RTL 语言支持
+
+**在线演示**：[https://deeplx.xi-xu.me](https://deeplx.xi-xu.me)
 
 ### [Pot](https://github.com/pot-app/pot-desktop)（开源跨平台 Windows、macOS 和 Linux 应用）
 
@@ -217,6 +222,13 @@ except Exception as e:
 2. 打开 Pot 设置并导航到服务设置
 3. 将 DeepL 服务类型配置为 DeepLX，并将自定义 URL 设置为：`https://dplx.xi-xu.me/translate`
 
+### [沉浸式翻译](https://immersivetranslate.com/zh-Hans/)（闭源浏览器扩展）
+
+1. [安装沉浸式翻译](https://immersivetranslate.com/zh-Hans/download/)
+2. 进入开发者设置并开启 beta 测试特性
+3. 进入翻译服务添加自定义翻译服务 DeepLX，将 API URL 设置为：`https://dplx.xi-xu.me/translate`
+4. 将每秒最大请求数和每次请求最大文本长度设置为合适的值（例如 `80` 和 `5000`），以确保稳定性和性能
+
 ### [Bob](https://bobtranslate.com/)（闭源 macOS 应用）
 
 1. [从 Mac App Store 下载并安装 Bob](https://apps.apple.com/cn/app/id1630034110)
diff --git a/src/index.ts b/src/index.ts
index 7e638de..14348a8 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -22,7 +22,7 @@ import {
 import { createStandardResponse } from "./lib/types";
 
 /**
- * Initialize Hono application with environment bindings
+ * Initialize Hono app with environment bindings
  */
 const app = new Hono<{ Bindings: Env }>();
 
diff --git a/src/lib/config.ts b/src/lib/config.ts
index e24a1d1..ad8e883 100644
--- a/src/lib/config.ts
+++ b/src/lib/config.ts
@@ -1,5 +1,5 @@
 /**
- * Configuration constants for the DeepLX application
+ * Configuration constants for the DeepLX app
  * Centralizes all configuration values for easy maintenance and consistency
  */
 
diff --git a/src/lib/const.ts b/src/lib/const.ts
index 7833cda..c51856a 100644
--- a/src/lib/const.ts
+++ b/src/lib/const.ts
@@ -1,5 +1,5 @@
 /**
- * Application constants for DeepLX translation service
+ * App constants for DeepLX translation service
  * Contains API endpoints, language definitions, and other immutable values
  */
 
diff --git a/src/lib/errorHandler.ts b/src/lib/errorHandler.ts
index 10ebb6a..368731b 100644
--- a/src/lib/errorHandler.ts
+++ b/src/lib/errorHandler.ts
@@ -127,7 +127,7 @@ export function logError(
 
 /**
  * Create standardized error response for API endpoints
- * Provides consistent error response format across the application
+ * Provides consistent error response format across the app
  * @param error The error that occurred
  * @param context Optional context about where the error occurred
  * @returns Object containing the response data and HTTP status code
diff --git a/tests/index.test.ts b/tests/index.test.ts
index 040f30f..5be592d 100644
--- a/tests/index.test.ts
+++ b/tests/index.test.ts
@@ -1,8 +1,8 @@
 /**
- * Tests for main application endpoints
+ * Tests for main app endpoints
  */
 
-// Mock the main application
+// Mock the main app
 jest.mock("../src/lib", () => ({
   clearMemoryCache: jest.fn(),
   generateCacheKey: jest.fn().mockReturnValue("cache:test-key"),
@@ -29,7 +29,7 @@ jest.mock("../src/lib/performance", () => ({
     .mockReturnValue({ requests: 100, avgResponseTime: 250 }),
 }));
 
-describe("Main Application", () => {
+describe("Main App", () => {
   let app: any;
   let mockEnv: Env;