diff --git a/backend/exence/src/main/java/com/exence/finance/common/util/ValidationConstants.java b/backend/exence/src/main/java/com/exence/finance/common/util/ValidationConstants.java
index 95ee7ee..1772aac 100644
--- a/backend/exence/src/main/java/com/exence/finance/common/util/ValidationConstants.java
+++ b/backend/exence/src/main/java/com/exence/finance/common/util/ValidationConstants.java
@@ -32,6 +32,7 @@ public class ValidationConstants {
     public static final int CATEGORY_NAME_MIN_LENGTH = 1;
     public static final int CATEGORY_NAME_MAX_LENGTH = 25;
     public static final int CATEGORY_EMOJI_MAX_LENGTH = 50;
+    public static final int CATEGORY_NOTE_MAX_LENGTH = 500;
 
     // Transaction validations
     public static final int TRANSACTION_TITLE_MIN_LENGTH = 1;
diff --git a/backend/exence/src/main/java/com/exence/finance/modules/category/dto/CategoryDTO.java b/backend/exence/src/main/java/com/exence/finance/modules/category/dto/CategoryDTO.java
index 6bcf36e..3860b1b 100644
--- a/backend/exence/src/main/java/com/exence/finance/modules/category/dto/CategoryDTO.java
+++ b/backend/exence/src/main/java/com/exence/finance/modules/category/dto/CategoryDTO.java
@@ -14,6 +14,7 @@
 
 import static com.exence.finance.common.util.ValidationConstants.CATEGORY_NAME_MAX_LENGTH;
 import static com.exence.finance.common.util.ValidationConstants.CATEGORY_NAME_MIN_LENGTH;
+import static com.exence.finance.common.util.ValidationConstants.CATEGORY_NOTE_MAX_LENGTH;
 
 @SuperBuilder
 @NoArgsConstructor
@@ -33,4 +34,8 @@ public class CategoryDTO {
 
     @ValidEmoji(allowEmpty = false, message = "Must contain exactly one emoji character")
     private String emoji;
+
+    @Size(max = CATEGORY_NOTE_MAX_LENGTH,
+            message = "Note can be a maximum of " + CATEGORY_NOTE_MAX_LENGTH + " characters.")
+    private String note;
 }
diff --git a/backend/exence/src/main/java/com/exence/finance/modules/category/entity/Category.java b/backend/exence/src/main/java/com/exence/finance/modules/category/entity/Category.java
index ebdfdb8..37d36db 100644
--- a/backend/exence/src/main/java/com/exence/finance/modules/category/entity/Category.java
+++ b/backend/exence/src/main/java/com/exence/finance/modules/category/entity/Category.java
@@ -28,6 +28,7 @@
 
 import static com.exence.finance.common.util.ValidationConstants.CATEGORY_EMOJI_MAX_LENGTH;
 import static com.exence.finance.common.util.ValidationConstants.CATEGORY_NAME_MAX_LENGTH;
+import static com.exence.finance.common.util.ValidationConstants.CATEGORY_NOTE_MAX_LENGTH;
 
 @SuperBuilder
 @Entity
@@ -53,6 +54,9 @@ public class Category extends BaseAuditableEntity {
     @Column(name = "emoji", length = CATEGORY_EMOJI_MAX_LENGTH)
     private String emoji;
 
+    @Column(name = "note", length = CATEGORY_NOTE_MAX_LENGTH)
+    private String note;
+
     @ManyToOne(fetch = FetchType.LAZY, optional = false)
     @JoinColumn(name = "user_id", nullable = false)
     private User user;
diff --git a/backend/exence/src/main/resources/db/changelog/db.changelog-master.yaml b/backend/exence/src/main/resources/db/changelog/db.changelog-master.yaml
index b37113b..14508bc 100644
--- a/backend/exence/src/main/resources/db/changelog/db.changelog-master.yaml
+++ b/backend/exence/src/main/resources/db/changelog/db.changelog-master.yaml
@@ -4,6 +4,10 @@ databaseChangeLog:
       file: v1.0.0/changelog-v1.0.0.yaml
       relativeToChangelogFile: true
 
+  - include:
+      file: v1.1.0/changelog-v1.1.0.yaml
+      relativeToChangelogFile: true
+
   # Test data
   - include:
       file: data/test-data.yaml
diff --git a/backend/exence/src/main/resources/db/changelog/v1.1.0/add-note-to-category.yaml b/backend/exence/src/main/resources/db/changelog/v1.1.0/add-note-to-category.yaml
new file mode 100644
index 0000000..7d1d308
--- /dev/null
+++ b/backend/exence/src/main/resources/db/changelog/v1.1.0/add-note-to-category.yaml
@@ -0,0 +1,12 @@
+databaseChangeLog:
+  - changeSet:
+      id: add-note-to-category
+      author: tamibalogh
+      comment: Create note column in category table
+      changes:
+        - addColumn:
+            tableName: category
+            columns:
+              - column:
+                  name: note
+                  type: VARCHAR(500)
diff --git a/backend/exence/src/main/resources/db/changelog/v1.1.0/changelog-v1.1.0.yaml b/backend/exence/src/main/resources/db/changelog/v1.1.0/changelog-v1.1.0.yaml
new file mode 100644
index 0000000..181b9c5
--- /dev/null
+++ b/backend/exence/src/main/resources/db/changelog/v1.1.0/changelog-v1.1.0.yaml
@@ -0,0 +1,4 @@
+databaseChangeLog:
+  - include:
+      file: add-note-to-category.yaml
+      relativeToChangelogFile: true
diff --git a/frontend/Exence/src/app/data-model/modules/category/Category.ts b/frontend/Exence/src/app/data-model/modules/category/Category.ts
index d2e9ef0..ed609fa 100644
--- a/frontend/Exence/src/app/data-model/modules/category/Category.ts
+++ b/frontend/Exence/src/app/data-model/modules/category/Category.ts
@@ -2,4 +2,5 @@ export interface Category {
 	id?: number;
 	name: string;
 	emoji: string;
+	note?: string;
 }
diff --git a/frontend/Exence/src/app/private/transactions-and-categories/create-category-dialog/create-category-dialog.component.html b/frontend/Exence/src/app/private/transactions-and-categories/create-category-dialog/create-category-dialog.component.html
index 2d33055..f4086b1 100644
--- a/frontend/Exence/src/app/private/transactions-and-categories/create-category-dialog/create-category-dialog.component.html
+++ b/frontend/Exence/src/app/private/transactions-and-categories/create-category-dialog/create-category-dialog.component.html
@@ -48,6 +48,15 @@ <h3 class="fs-1 fw-bold">New category</h3>
 				</div>
 			}
 			</div>
+
+		@let noteControl = form.controls.note;
+		<mat-form-field>
+			<mat-label>Note</mat-label>
+			<textarea matInput cdkTextareaAutosize cdkAutosizeMinRows="4" [formControl]="noteControl"></textarea>
+			<mat-error>
+				<ex-validator [control]="noteControl" />
+			</mat-error>
+		</mat-form-field>
 	</mat-card-content>
 
 	<mat-card-actions class="justify-content-end align-items-center gap-2 w-100 px-4 pt-0">
diff --git a/frontend/Exence/src/app/private/transactions-and-categories/create-category-dialog/create-category-dialog.component.ts b/frontend/Exence/src/app/private/transactions-and-categories/create-category-dialog/create-category-dialog.component.ts
index b4b8e7e..599a9bc 100644
--- a/frontend/Exence/src/app/private/transactions-and-categories/create-category-dialog/create-category-dialog.component.ts
+++ b/frontend/Exence/src/app/private/transactions-and-categories/create-category-dialog/create-category-dialog.component.ts
@@ -44,6 +44,7 @@ export class CreateCategoryDialogComponent extends DialogComponent<undefined, bo
 	form = this.fb.group({
 		name: this.fb.control<string>('', [Validators.required, Validators.maxLength(255)]),
 		emoji: this.fb.control<string>('', [Validators.required]),
+		note: this.fb.control<string>('', [Validators.maxLength(500)]),
 	});
 
 	emojiInvalid = false;
@@ -69,6 +70,7 @@ export class CreateCategoryDialogComponent extends DialogComponent<undefined, bo
 		const request: Category = {
 			name: formValue.name,
 			emoji: formValue.emoji,
+			note: formValue.note,
 		};
 		try {
 			const newCategory = await this.categoryService.create(request);