diff --git a/src/components/AppVersionInfo.tsx b/src/components/AppVersionInfo.tsx
index 411a774..9078036 100644
--- a/src/components/AppVersionInfo.tsx
+++ b/src/components/AppVersionInfo.tsx
@@ -2,11 +2,17 @@
 import React, { useCallback, useEffect, useState, useRef } from 'react';
 import { getAppVersionInfo, isAndroidPlatform } from '@/utils/platform';
 import { Label } from '@/components/ui/label';
+import { Input } from '@/components/ui/input';
+import { Button } from '@/components/ui/button';
+
 interface AppVersionInfoProps {
   className?: string;
   showDevInfo?: boolean;
   editable?: boolean;
 }
+
+const STORAGE_KEY = 'app_version_custom_info';
+
 const AppVersionInfo: React.FC<AppVersionInfoProps> = ({
   className,
   showDevInfo = true,
@@ -27,6 +33,9 @@ const AppVersionInfo: React.FC<AppVersionInfoProps> = ({
   // 편집 가능한 필드를 위한 상태
   const [editableVersionName, setEditableVersionName] = useState('1.0.1');
   const [editableBuildNumber, setEditableBuildNumber] = useState('2');
+  const [editableDetailText, setEditableDetailText] = useState('The first build');
+  const [editableCompanyText, setEditableCompanyText] = useState('ZELLYY CLOUD');
+  const [isEditing, setIsEditing] = useState(false);
 
   // 버전 정보 가져오기
   const fetchVersionInfo = useCallback(async () => {
@@ -76,6 +85,24 @@ const AppVersionInfo: React.FC<AppVersionInfoProps> = ({
   // 초기화 완료 후 한번 더 시도하도록 설정
   const initialLoadAttemptedRef = useRef(false);
 
+  // 저장된 커스텀 정보 로드
+  useEffect(() => {
+    if (editable) {
+      try {
+        const savedInfo = localStorage.getItem(STORAGE_KEY);
+        if (savedInfo) {
+          const parsedInfo = JSON.parse(savedInfo);
+          if (parsedInfo.versionName) setEditableVersionName(parsedInfo.versionName);
+          if (parsedInfo.buildNumber) setEditableBuildNumber(parsedInfo.buildNumber);
+          if (parsedInfo.detailText) setEditableDetailText(parsedInfo.detailText);
+          if (parsedInfo.companyText) setEditableCompanyText(parsedInfo.companyText);
+        }
+      } catch (e) {
+        console.error('저장된 버전 정보 로드 실패:', e);
+      }
+    }
+  }, [editable]);
+
   // 컴포넌트 마운트 시 즉시 실행 (IIFE)
   useEffect(() => {
     if (!editable) {
@@ -102,39 +129,121 @@ const AppVersionInfo: React.FC<AppVersionInfoProps> = ({
       }
     }
   }, [fetchVersionInfo, error, loading, editable]);
+
+  // 편집 모드 토글
+  const toggleEditMode = () => {
+    setIsEditing(!isEditing);
+  };
+
+  // 변경사항 저장
+  const handleSaveChanges = () => {
+    // 로컬 스토리지에 저장
+    try {
+      const customInfo = {
+        versionName: editableVersionName,
+        buildNumber: editableBuildNumber,
+        detailText: editableDetailText,
+        companyText: editableCompanyText
+      };
+      localStorage.setItem(STORAGE_KEY, JSON.stringify(customInfo));
+    } catch (e) {
+      console.error('커스텀 정보 저장 실패:', e);
+    }
+    setIsEditing(false);
+  };
+
   if (editable) {
-    return <div className={className}>
+    return (
+      <div className={className}>
         <div className="space-y-3">
           <div>
             <Label htmlFor="versionName" className="text-gray-600 text-center block">앱 버전</Label>
-            <div className="p-2 text-base mt-1 py-0 text-center">
-              {editableVersionName} (build {editableBuildNumber})
-            </div>
+            {isEditing ? (
+              <div className="flex gap-2 items-center mt-1">
+                <Input
+                  id="versionName"
+                  value={editableVersionName}
+                  onChange={(e) => setEditableVersionName(e.target.value)}
+                  className="text-center"
+                />
+                <Input
+                  id="buildNumber"
+                  value={editableBuildNumber}
+                  onChange={(e) => setEditableBuildNumber(e.target.value)}
+                  className="text-center w-20"
+                />
+              </div>
+            ) : (
+              <div className="p-2 text-base mt-1 py-0 text-center">
+                {editableVersionName} (build {editableBuildNumber})
+              </div>
+            )}
           </div>
           
           <div>
-            <Label htmlFor="notes" className="text-gray-600 text-center block">세부 설명</Label>
-            <div className="p-2 text-base mt-1 py-0 text-center">The first build</div>
+            <Label htmlFor="detailText" className="text-gray-600 text-center block">세부 설명</Label>
+            {isEditing ? (
+              <Input
+                id="detailText"
+                value={editableDetailText}
+                onChange={(e) => setEditableDetailText(e.target.value)}
+                className="text-center mt-1"
+              />
+            ) : (
+              <div className="p-2 text-base mt-1 py-0 text-center">{editableDetailText}</div>
+            )}
           </div>
           
-          <div className="mt-[70px] text-center">
-            <p className="text-gray-400 font-semibold text-lg my-[50px]">ZELLYY CLOUD</p>
+          <div className="mt-[50px] text-center">
+            {isEditing ? (
+              <Input
+                id="companyText"
+                value={editableCompanyText}
+                onChange={(e) => setEditableCompanyText(e.target.value)}
+                className="text-center font-semibold my-[50px]"
+              />
+            ) : (
+              <p className="text-gray-400 font-semibold text-lg my-[50px]">{editableCompanyText}</p>
+            )}
+          </div>
+
+          <div className="flex justify-center gap-2">
+            {isEditing ? (
+              <Button onClick={handleSaveChanges} variant="outline" size="sm">
+                저장
+              </Button>
+            ) : (
+              <Button onClick={toggleEditMode} variant="outline" size="sm">
+                편집
+              </Button>
+            )}
           </div>
         </div>
-      </div>;
+      </div>
+    );
   }
-  return <div className={className}>
-      {loading ? <div className="py-1 text-center">
+
+  return (
+    <div className={className}>
+      {loading ? (
+        <div className="py-1 text-center">
           <p className="text-sm text-gray-400 animate-pulse">버전 정보 로딩 중...</p>
-        </div> : error ? <div className="py-1 text-center">
+        </div>
+      ) : error ? (
+        <div className="py-1 text-center">
           <p className="text-sm text-red-500">빌드 정보 로딩 오류</p>
           <button onClick={handleRetry} className="text-xs text-blue-500 underline mt-1 px-2 py-0.5 rounded hover:bg-blue-50">
             재시도
           </button>
-        </div> : <div className="py-1 text-center">
+        </div>
+      ) : (
+        <div className="py-1 text-center">
           <p className="text-sm">{versionInfo.versionName} (build {versionInfo.buildNumber})</p>
           {showDevInfo && versionInfo.versionCode && <p className="text-xs text-gray-400 mt-1 font-mono">versionCode: {versionInfo.versionCode}</p>}
-        </div>}
-    </div>;
+        </div>
+      )}
+    </div>
+  );
 };
+
 export default AppVersionInfo;