diff --git a/Preferences/Preferences/es.lproj/Localizable.strings b/Preferences/Preferences/es.lproj/Localizable.strings
index eeb687553..c7637adf7 100644
--- a/Preferences/Preferences/es.lproj/Localizable.strings
+++ b/Preferences/Preferences/es.lproj/Localizable.strings
@@ -81,3 +81,27 @@
 "Volume scale tag only" = "Solo etiqueta de escala de volumen";
 
 "Zero Order Hold" = "Retención de orden cero";
+
+"Rubber Band" = "Rubber Band";
+"EngineFaster" = "Más rápido";
+"EngineFiner" = "Mejor calidad";
+"TransientsCrisp" = "Definidos";
+"TransientsMixed" = "Mixtos";
+"TransientsSmooth" = "Suaves";
+"DetectorCompound" = "Compuesto";
+"DetectorPercussive" = "Percusivo";
+"DetectorSoft" = "Suave";
+"PhaseLaminar" = "Laminar";
+"PhaseIndependent" = "Independiente";
+"WindowStandard" = "Estándar";
+"WindowShort" = "Corto";
+"WindowLong" = "Largo";
+"SmoothingOff" = "No";
+"SmoothingOn" = "Sí";
+"FormantShifted" = "Cambiados";
+"FormantPreserved" = "Preservados";
+"PitchHighSpeed" = "Alta velocidad";
+"PitchHighQuality" = "Alta calidad";
+"PitchHighConsistency" = "Consistencia alta";
+"ChannelsApart" = "Separados";
+"ChannelsTogether" = "Juntos";
diff --git a/Preferences/Preferences/es.lproj/Preferences.strings b/Preferences/Preferences/es.lproj/Preferences.strings
index 3486a87eb..411d6ad88 100644
--- a/Preferences/Preferences/es.lproj/Preferences.strings
+++ b/Preferences/Preferences/es.lproj/Preferences.strings
@@ -257,28 +257,28 @@
 "KZd-iR-dXL.title" = "Mostrar fondo del icono";
 
 /* Class = "NSTextFieldCell"; title = "Engine:"; ObjectID = "ULd-G9-gDZ"; */
-"ULd-G9-gDZ.title" = "Engine:";
+"ULd-G9-gDZ.title" = "Motor:";
 
 /* Class = "NSTextFieldCell"; title = "Transients:"; ObjectID = "eI3-LU-JTj"; */
-"eI3-LU-JTj.title" = "Transients:";
+"eI3-LU-JTj.title" = "Transitorios:";
 
 /* Class = "NSTextFieldCell"; title = "Detector:"; ObjectID = "ZUS-Cr-zSa"; */
 "ZUS-Cr-zSa.title" = "Detector:";
 
 /* Class = "NSTextFieldCell"; title = "Phase:"; ObjectID = "xwT-8b-IsJ"; */
-"xwT-8b-IsJ.title" = "Phase:";
+"xwT-8b-IsJ.title" = "Fase:";
 
 /* Class = "NSTextFieldCell"; title = "Window Size:"; ObjectID = "qc8-jP-K6o"; */
-"qc8-jP-K6o.title" = "Window Size:";
+"qc8-jP-K6o.title" = "Tamaño de ventana:";
 
 /* Class = "NSTextFieldCell"; title = "Smoothing:"; ObjectID = "FLf-R7-Kew"; */
-"FLf-R7-Kew.title" = "Smoothing:";
+"FLf-R7-Kew.title" = "Suavizado:";
 
 /* Class = "NSTextFieldCell"; title = "Formant:"; ObjectID = "4zC-Y9-iRt"; */
-"4zC-Y9-iRt.title" = "Formant:";
+"4zC-Y9-iRt.title" = "Formantes:";
 
 /* Class = "NSTextFieldCell"; title = "Pitch:"; ObjectID = "FBC-tN-fwm"; */
-"FBC-tN-fwm.title" = "Pitch:";
+"FBC-tN-fwm.title" = "Tono:";
 
 /* Class = "NSTextFieldCell"; title = "Channels:"; ObjectID = "LpA-ak-Aj5"; */
-"LpA-ak-Aj5.title" = "Channels:";
+"LpA-ak-Aj5.title" = "Canales:";
diff --git a/es.lproj/Credits.html b/es.lproj/Credits.html
index 025cb7e71..3492201f2 100644
--- a/es.lproj/Credits.html
+++ b/es.lproj/Credits.html
@@ -37,6 +37,7 @@
         <em>Este programa ha sido posible gracias a las contribuciones de usuarios y usuarias como tú.</em>
         <br><br> Todo el código de Cog es de mi propiedad, y está licenciado bajo la <a href="http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt">GPL</a>. Cog contiene código de terceros que están bajo sus propias licencias.
 		<br><br> La biblioteca <a href="https://breakfastquay.com/rubberband/">Rubber Band</a> se usa bajo licencia <a href="http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt">GPL</a> para transponer tono y/o cambiar velocidad.
+        <a href="https://thenounproject.com/icon/rubber-band-4214821/">Icono de elástico (rubber band)</a> por <a href="https://thenounproject.com/creator/lucashelle/">Lucas Helle</a>.
     </div>
 </body>