diff --git a/src/main/resources/messages_ar_AR.properties b/src/main/resources/messages_ar_AR.properties
index 15a3ee2c..21715bc8 100644
--- a/src/main/resources/messages_ar_AR.properties
+++ b/src/main/resources/messages_ar_AR.properties
@@ -114,6 +114,56 @@ home.PDFToXML.desc=تحويل PDF إلى تنسيق XML
 home.ScannerImageSplit.title=كشف / انقسام الصور الممسوحة ضوئيًا
 home.ScannerImageSplit.desc=تقسيم عدة صور من داخل صورة / ملف PDF
 
+home.sign.title = تسجيل الدخول
+home.sign.desc = إضافة التوقيع إلى PDF عن طريق الرسم أو النص أو الصورة
+
+home.flatten.title = تسطيح
+home.flatten.desc = قم بإزالة كافة العناصر والنماذج التفاعلية من ملف PDF
+
+home.repair.title = إصلاح
+home.repair.desc = يحاول إصلاح ملف PDF تالف / معطل
+
+home.removeBlanks.title = إزالة الصفحات الفارغة
+home.removeBlanks.desc = يكتشف ويزيل الصفحات الفارغة من المستند
+
+home.compare.title = قارن
+home.compare.desc = يقارن ويظهر الاختلافات بين 2 من مستندات PDF
+
+downloadPdf = تنزيل PDF
+text=نص
+font=الخط
+
+removeBlanks.title = إزالة الفراغات
+removeBlanks.header = إزالة الصفحات الفارغة
+removeBlanks.threshold = العتبة:
+removeBlanks.thresholdDesc = الحد الفاصل لتحديد مدى بياض البكسل الأبيض
+removeBlanks.whitePercent = نسبة الأبيض (٪):
+removeBlanks.whitePercentDesc = النسبة المئوية للصفحة التي يجب أن تكون بيضاء لتتم إزالتها
+removeBlanks.submit = إزالة الفراغات
+
+compare.title=يقارن
+compare.header=قارن ملفات PDF
+compare.document.1=المستند 1
+compare.document.2=المستند 2
+compare.submit=يقارن
+
+sign.title = تسجيل الدخول
+sign.header = توقيع ملفات PDF
+sign.upload = تحميل الصورة
+sign.draw = رسم التوقيع
+Sign.text = إدخال النص
+
+sign.clear=واضح
+sign.add = إضافة
+
+repair.title = إصلاح
+repair.header = إصلاح ملفات PDF
+repair.submit = الإصلاح
+
+flatten.title = تسطيح
+flatten.header = تسوية ملفات PDF
+flatten.submit = تسطيح
+
 ScannerImageSplit.selectText.1=عتبة الزاوية:
 ScannerImageSplit.selectText.2=تعيين الحد الأدنى للزاوية المطلقة المطلوبة لتدوير الصورة (افتراضي: 10).
 ScannerImageSplit.selectText.3=التسامح:
diff --git a/src/main/resources/messages_de_DE.properties b/src/main/resources/messages_de_DE.properties
index 57430b55..40298414 100644
--- a/src/main/resources/messages_de_DE.properties
+++ b/src/main/resources/messages_de_DE.properties
@@ -107,6 +107,55 @@ home.PDFToXML.desc=PDF in XML-Format konvertieren
 home.ScannerImageSplit.title=Gescannte Fotos erkennen/aufteilen
 home.ScannerImageSplit.desc=Teilt mehrere Fotos innerhalb eines Fotos/PDF
 
+home.sign.title=Signieren
+home.sign.desc=Fügt PDF-Signaturen durch Zeichnung, Text oder Bild hinzu
+
+home.flatten.title=Abflachen
+home.flatten.desc=Alle interaktiven Elemente und Formulare aus einem PDF entfernen
+
+home.repair.title=Reparatur
+home.repair.desc=Versucht, ein beschädigtes/kaputtes PDF zu reparieren
+
+home.removeBlanks.title=Leere Seiten entfernen
+home.removeBlanks.desc=Erkennt und entfernt leere Seiten aus einem Dokument
+
+home.compare.title=Vergleichen
+home.compare.desc=Vergleicht und zeigt die Unterschiede zwischen zwei PDF-Dokumenten an
+
+downloadPdf=PDF herunterladen
+text=Text
+font=Schriftart
+
+removeBlanks.title=Leerzeichen entfernen
+removeBlanks.header=Leere Seiten entfernen
+removeBlanks.threshold=Schwellenwert:
+removeBlanks.thresholdDesc=Schwellenwert zur Bestimmung, wie weiß ein weißer Pixel sein muss
+removeBlanks.whitePercent=Weißprozentsatz (%):
+removeBlanks.whitePercentDesc=Prozentsatz der Seite, die weiß sein muss, um entfernt zu werden
+removeBlanks.submit=Leerzeichen entfernen
+
+compare.title=Vergleichen
+compare.header=PDFs vergleichen
+compare.document.1=Dokument 1
+compare.document.2=Dokument 2
+compare.submit=Vergleichen
+
+sign.title=Signieren
+sign.header=PDFs signieren
+sign.upload=Bild hochladen
+sign.draw=Signatur zeichnen
+sign.text=Texteingabe
+sign.clear=Klar
+sign.add=Hinzufügen
+
+repair.title=Reparieren
+Repair.header=PDFs reparieren
+repair.submit=Reparieren
+
+flatten.title=Abflachen
+flatten.header=PDFs reduzieren
+flatten.submit=Abflachen
+
 ScannerImageSplit.selectText.1=Winkelschwelle:
 ScannerImageSplit.selectText.2=Legt den minimalen absoluten Winkel fest, der erforderlich ist, damit das Bild gedreht werden kann (Standard: 10).
 ScannerImageSplit.selectText.3=Toleranz:
diff --git a/src/main/resources/messages_en_GB.properties b/src/main/resources/messages_en_GB.properties
index aca3d733..12feca9a 100644
--- a/src/main/resources/messages_en_GB.properties
+++ b/src/main/resources/messages_en_GB.properties
@@ -127,6 +127,20 @@ downloadPdf=Download PDF
 text=Text
 font=Font
 
+removeBlanks.title=Remove Blanks
+removeBlanks.header=Remove Blank Pages
+removeBlanks.threshold=Threshold:
+removeBlanks.thresholdDesc=Threshold for determining how white a white pixel must be
+removeBlanks.whitePercent=White Percent (%):
+removeBlanks.whitePercentDesc=Percent of page that must be white to be removed
+removeBlanks.submit=Remove Blanks
+
+compare.title=Compare
+compare.header=Compare PDFs
+compare.document.1=Document 1
+compare.document.2=Document 2
+compare.submit=Compare
+
 sign.title=Sign
 sign.header=Sign PDFs
 sign.upload=Upload Image
diff --git a/src/main/resources/messages_es_ES.properties b/src/main/resources/messages_es_ES.properties
index a8712edb..68e380b8 100644
--- a/src/main/resources/messages_es_ES.properties
+++ b/src/main/resources/messages_es_ES.properties
@@ -107,6 +107,55 @@ home.PDFToXML.desc=Convertir PDF a formato XML
 home.ScannerImageSplit.title=Detectar/Dividir fotos escaneadas
 home.ScannerImageSplit.desc=Dividir varias fotos dentro de una foto/PDF
 
+home.sign.title=Firmar
+home.sign.desc=Añade firma a PDF mediante dibujo, texto o imagen
+
+home.flatten.title=Aplanar
+home.flatten.desc=Eliminar todos los elementos y formularios interactivos de un PDF
+
+home.repair.title=Reparar
+home.repair.desc=Intenta reparar un PDF corrupto/roto
+
+home.removeBlanks.title=Eliminar páginas en blanco
+home.removeBlanks.desc=Detecta y elimina páginas en blanco de un documento
+
+home.compare.title=Comparar
+home.compare.desc=Compara y muestra las diferencias entre 2 documentos PDF
+
+downloadPdf=Descargar PDF
+text=Texto
+font=Fuente
+
+removeBlanks.title=Eliminar espacios en blanco
+removeBlanks.header=Eliminar páginas en blanco
+removeBlanks.threshold=Umbral:
+removeBlanks.thresholdDesc=Umbral para determinar qué tan blanco debe ser un píxel blanco
+removeBlanks.whitePercent=Porcentaje de blanco (%):
+removeBlanks.whitePercentDesc=Porcentaje de página que debe ser blanca para ser eliminada
+removeBlanks.submit=Eliminar espacios en blanco
+
+compare.title=Comparar
+compare.header=Comparar archivos PDF
+compare.document.1=Documento 1
+compare.document.2=Documento 2
+compare.submit=Comparar
+
+sign.title=Firmar
+sign.header=Firmar archivos PDF
+sign.upload=Subir imagen
+sign.draw=Dibujar firma
+sign.text=Entrada de texto
+sign.clear=Borrar
+sign.add=Agregar
+
+repair.title=Reparar
+repair.header=Reparar archivos PDF
+repair.submit=Reparar
+
+flatten.title=Aplanar
+flatten.header=Acoplar archivos PDF
+flatten.submit=Aplanar
+
 ScannerImageSplit.selectText.1=Umbral de ángulo:
 ScannerImageSplit.selectText.2=Establece el ángulo absoluto mínimo requerido para rotar la imagen (predeterminado: 10).
 ScannerImageSplit.selectText.3=Tolerancia:
diff --git a/src/main/resources/messages_fr_FR.properties b/src/main/resources/messages_fr_FR.properties
index ddba2305..8c12ca86 100644
--- a/src/main/resources/messages_fr_FR.properties
+++ b/src/main/resources/messages_fr_FR.properties
@@ -113,6 +113,55 @@ home.PDFToXML.desc=Convertir le PDF au format XML
 home.ScannerImageSplit.title=Détecter/diviser les photos numérisées
 home.ScannerImageSplit.desc=Divise plusieurs photos à partir d'une photo/PDF
 
+home.sign.title=Signe
+home.sign.desc=Ajoute une signature au PDF par dessin, texte ou image
+
+home.flatten.title=Aplatir
+home.flatten.desc=Supprimer tous les éléments et formulaires interactifs d'un PDF
+
+home.repair.title=Réparer
+home.repair.desc=Essaye de réparer un PDF corrompu/cassé
+
+home.removeBlanks.title=Supprimer les pages vierges
+home.removeBlanks.desc=Détecte et supprime les pages vierges d'un document
+
+home.compare.title=Comparer
+home.compare.desc=Compare et affiche les différences entre 2 documents PDF
+
+downloadPdf=Télécharger le PDF
+text=Texte
+font=Police
+
+removeBlanks.title=Supprimer les blancs
+removeBlanks.header=Supprimer les pages vierges
+removeBlanks.threshold=Seuil :
+removeBlanks.thresholdDesc=Seuil pour déterminer à quel point un pixel blanc doit être blanc
+removeBlanks.whitePercent=Pourcentage blanc (%) :
+removeBlanks.whitePercentDesc=Pourcentage de page qui doit être blanche pour être supprimée
+removeBlanks.submit=Supprimer les blancs
+
+compare.title=Comparer
+compare.header=Comparer des PDF
+compare.document.1=Document 1
+compare.document.2=Document 2
+compare.submit=Comparer
+
+sign.title=Signe
+sign.header=Signer des PDF
+sign.upload=Télécharger l'image
+sign.draw=Dessiner une signature
+sign.text=Saisie de texte
+sign.clear=Effacer
+sign.add=Ajouter
+
+repair.title=Réparer
+repair.header=Réparer les PDF
+repair.submit=Réparer
+
+flatten.title=Aplatir
+flatten.header=Aplatir les PDF
+flatten.submit=Aplatir
+
 ScannerImageSplit.selectText.1=Seuil d'angle :
 ScannerImageSplit.selectText.2=Définit l'angle absolu minimum requis pour la rotation de l'image (par défaut : 10).
 ScannerImageSplit.selectText.3=Tolérance :
diff --git a/src/main/resources/messages_zh_CN.properties b/src/main/resources/messages_zh_CN.properties
index 5ea4f057..c08c0e4c 100644
--- a/src/main/resources/messages_zh_CN.properties
+++ b/src/main/resources/messages_zh_CN.properties
@@ -108,7 +108,54 @@ home.PDFToXML.desc=将PDF转换为XML格式
 home.ScannerImageSplit.title=检测/分割扫描的照片
 home.ScannerImageSplit.desc=从一张照片/PDF中分割出多张照片
 
+home.sign.title=\u6807\u5FD7
+home.sign.desc=\u901A\u8FC7\u7ED8\u56FE\u3001\u6587\u672C\u6216\u56FE\u50CF\u5411 PDF \u6DFB\u52A0\u7B7E\u540D
 
+home.flatten.title=\u5C55\u5E73
+home.flatten.desc=\u4ECE PDF \u4E2D\u5220\u9664\u6240\u6709\u4EA4\u4E92\u5143\u7D20\u548C\u8868\u5355
+
+home.repair.title=\u4FEE\u590D
+home.repair.desc=\u5C1D\u8BD5\u4FEE\u590D\u635F\u574F/\u635F\u574F\u7684 PDF
+
+home.removeBlanks.title=\u5220\u9664\u7A7A\u767D\u9875
+home.removeBlanks.desc=\u68C0\u6D4B\u5E76\u5220\u9664\u6587\u6863\u4E2D\u7684\u7A7A\u767D\u9875
+
+home.compare.title=\u6BD4\u8F83
+home.compare.desc=\u6BD4\u8F83\u5E76\u663E\u793A 2 \u4E2A PDF \u6587\u6863\u4E4B\u95F4\u7684\u5DEE\u5F02
+
+downloadPdf=\u4E0B\u8F7DPDF
+text=\u6587\u672C
+font=\u5B57\u4F53
+
+removeBlanks.title=\u5220\u9664\u7A7A\u767D
+removeBlanks.header=\u5220\u9664\u7A7A\u767D\u9875
+removeBlanks.threshold=\u9608\u503C\uFF1A
+removeBlanks.thresholdDesc=\u786E\u5B9A\u767D\u8272\u50CF\u7D20\u5FC5\u987B\u6709\u591A\u767D\u7684\u9608\u503C
+removeBlanks.whitePercent=\u767D\u8272\u767E\u5206\u6BD4\uFF08%\uFF09\uFF1A
+removeBlanks.whitePercentDesc=\u5FC5\u987B\u4E3A\u767D\u8272\u624D\u80FD\u5220\u9664\u7684\u9875\u9762\u767E\u5206\u6BD4
+removeBlanks.submit=\u5220\u9664\u7A7A\u767D
+
+compare.title=\u6BD4\u8F83
+compare.header=\u6BD4\u8F83 PDF
+compare.document.1=\u6587\u6863 1
+compare.document.2=\u6587\u6863 2
+compare.submit=\u6BD4\u8F83
+
+sign.title=\u7B7E\u540D
+sign.header=\u7B7E\u7F72 PDF
+sign.upload=\u4E0A\u4F20\u56FE\u7247
+sign.draw=\u7ED8\u5236\u7B7E\u540D
+sign.text=\u6587\u672C\u8F93\u5165
+sign.clear=\u6E05\u9664
+sign.add=\u6DFB\u52A0
+
+repair.title=\u4FEE\u590D
+repair.header=\u4FEE\u590D PDF
+repair.submit=\u4FEE\u590D
+
+flatten.title=\u5C55\u5E73
+flatten.header=\u5C55\u5E73 PDF
+flatten.submit=\u5C55\u5E73
 
 ScannerImageSplit.selectText.1=角度阈值：
 ScannerImageSplit.selectText.2=设置图像被旋转所需的最小绝对角度（默认：10）。
diff --git a/src/main/resources/templates/other/compare.html b/src/main/resources/templates/other/compare.html
index d8e77e98..042af9b7 100644
--- a/src/main/resources/templates/other/compare.html
+++ b/src/main/resources/templates/other/compare.html
@@ -2,7 +2,7 @@
 <html th:lang="${#locale.toString()}" th:lang-direction="#{language.direction}" xmlns:th="http://www.thymeleaf.org">
 
 
-<th:block th:insert="~{fragments/common :: head(title=#{repair.title})}"></th:block>
+<th:block th:insert="~{fragments/common :: head(title=#{compare.title})}"></th:block>
 
 
 <body>
@@ -13,20 +13,20 @@
             <div class="container">
                 <div class="row justify-content-center">
                     <div class="col-md-9">
-                        <h2 th:text="#{repair.header}"></h2>
+                        <h2 th:text="#{compare.header}"></h2>
                          
                         <div th:replace="~{fragments/common :: fileSelector(name='fileInput', multiple=false, accept='application/pdf')}"></div>
                         <div th:replace="~{fragments/common :: fileSelector(name='fileInput2', multiple=false, accept='application/pdf')}"></div>
-                        <button onclick="comparePDFs()">Compare</button>
+                        <button class="btn btn-primary"  onclick="comparePDFs()" th:text="#{compare.submit}"></button>
 
             
                         <div class="row">
                             <div class="col-md-6">
-                                <h3>Document 1</h3>
+                                <h3 th:text="#{compare.document.1}"></h3>
                                 <div id="result1" class="result-column"></div>
                             </div>
                             <div class="col-md-6">
-                                <h3>Document 2</h3>
+                                <h3 th:text="#{compare.document.2}"></h3>
                                 <div id="result2" class="result-column"></div>
                             </div>
                         </div>
diff --git a/src/main/resources/templates/other/remove-blanks.html b/src/main/resources/templates/other/remove-blanks.html
index 2118755a..7fd6526b 100644
--- a/src/main/resources/templates/other/remove-blanks.html
+++ b/src/main/resources/templates/other/remove-blanks.html
@@ -17,14 +17,14 @@
             <form id="multiPdfForm" th:action="@{remove-blanks}" method="post" enctype="multipart/form-data">
               <div th:replace="~{fragments/common :: fileSelector(name='fileInput', multiple=false, accept='application/pdf')}"></div>
                <div class="form-group">
-                <label for="threshold">Threshold:</label>
+                <label for="threshold" th:text="#{removeBlanks.threshold}"></label>
                 <input type="number" class="form-control" id="threshold" name="threshold" value="10">
-                <small id="thresholdHelp" class="form-text text-muted">Threshold for determining how white a white pixel must be)</small>
+                <small id="thresholdHelp" class="form-text text-muted" th:text="#{removeBlanks.thresholdDesc}"></small>
               </div>
                <div class="form-group">
-                <label for="whitePercent">White Percent (%):</label>
+                <label for="whitePercent" th:text="#{removeBlanks.whitePercent}"></label>
                 <input type="number" class="form-control" id="whitePercent" name="whitePercent" value="99">
-                <small id="whitePercentHelp" class="form-text text-muted">Percent of page that must be white to be removed</small>
+                <small id="whitePercentHelp" class="form-text text-muted" th:text="#{removeBlanks.whitePercentDesc}"></small>
               </div>
               <button type="submit" id="submitBtn" class="btn btn-primary" th:text="#{removeBlanks.submit}"></button>
             </form>
@@ -35,4 +35,5 @@
     <div th:insert="~{fragments/footer.html :: footer}"></div>
   </div>
 </body>
-</html>
\ No newline at end of file
+</html>
+