diff --git a/src/core/settings/pages/about/about.html b/src/core/settings/pages/about/about.html
index 0dadaeb69..423e86876 100644
--- a/src/core/settings/pages/about/about.html
+++ b/src/core/settings/pages/about/about.html
@@ -38,7 +38,7 @@
         </ion-item>
         <ion-item text-wrap *ngIf="compilationTime || lastCommit">
             <h2>{{ 'core.settings.compilationinfo' | translate }}</h2>
-            <p *ngIf="compilationTime">{{ compilationTime | coreFormatDate: "LLL Z" }}</p>
+            <p *ngIf="compilationTime">{{ compilationTime | coreFormatDate: "LLL Z": false }}</p>
             <p *ngIf="lastCommit">{{ lastCommit }}</p>
         </ion-item>
         <ion-item text-wrap *ngIf="fileSystemRoot">
diff --git a/src/pipes/format-date.ts b/src/pipes/format-date.ts
index 6abcc3699..f255d4716 100644
--- a/src/pipes/format-date.ts
+++ b/src/pipes/format-date.ts
@@ -35,9 +35,10 @@ export class CoreFormatDatePipe implements PipeTransform {
      * @param {string|number} timestamp Timestamp to format (in milliseconds). If not defined, use current time.
      * @param {string} [format] Format to use. It should be a string code to handle i18n (e.g. core.strftimetime).
      *                          Defaults to strftimedaydatetime.
+     * @param {boolean} [convert] If true, convert the format from PHP to Moment. Set it to false for Moment formats.
      * @return {string} Formatted date.
      */
-    transform(timestamp: string | number, format?: string): string {
+    transform(timestamp: string | number, format?: string, convert?: boolean): string {
         timestamp = timestamp || Date.now();
         format = format || 'strftimedaydatetime';
 
@@ -57,6 +58,11 @@ export class CoreFormatDatePipe implements PipeTransform {
             format = 'core.' + format;
         }
 
-        return this.timeUtils.userDate(timestamp, format);
+        if (typeof convert == 'undefined') {
+            // Initialize convert param. Set it to false if it's a core.df format, set it to true otherwise.
+            convert = format.indexOf('core.df') != 0;
+        }
+
+        return this.timeUtils.userDate(timestamp, format, convert);
     }
 }
diff --git a/src/providers/utils/time.ts b/src/providers/utils/time.ts
index abd522ce8..fb3d2915f 100644
--- a/src/providers/utils/time.ts
+++ b/src/providers/utils/time.ts
@@ -81,16 +81,38 @@ export class CoreTimeUtilsProvider {
             return '';
         }
 
-        let converted = '';
+        let converted = '',
+            escaping = false;
 
         for (let i = 0; i < format.length; i++) {
             let char = format[i];
+
             if (char == '%') {
+                // It's a PHP format, try to convert it.
                 i++;
                 char += format[i] || '';
-            }
 
-            converted += typeof this.FORMAT_REPLACEMENTS[char] != 'undefined' ? this.FORMAT_REPLACEMENTS[char] : char;
+                if (escaping) {
+                    // We were escaping some characters, stop doing it now.
+                    escaping = false;
+                    converted += ']';
+                }
+
+                converted += typeof this.FORMAT_REPLACEMENTS[char] != 'undefined' ? this.FORMAT_REPLACEMENTS[char] : char;
+            } else {
+                // Not a PHP format. We need to escape them, otherwise the letters could be confused with Moment formats.
+                if (!escaping) {
+                    escaping = true;
+                    converted += '[';
+                }
+
+                converted += char;
+            }
+        }
+
+        if (escaping) {
+            // Finish escaping.
+            converted += ']';
         }
 
         return converted;
@@ -230,23 +252,26 @@ export class CoreTimeUtilsProvider {
      *
      * @param {number} timestamp Timestamp in milliseconds.
      * @param {string} [format] The format to use (lang key). Defaults to core.strftimedaydatetime.
+     * @param {boolean} [convert=true] If true (default), convert the format from PHP to Moment. Set it to false for Moment formats.
      * @param {boolean} [fixDay=true] If true (default) then the leading zero from %d is removed.
      * @param {boolean} [fixHour=true] If true (default) then the leading zero from %I is removed.
      * @return {string} Readable date.
      */
-    userDate(timestamp: number, format?: string, fixDay: boolean = true, fixHour: boolean = true): string {
+    userDate(timestamp: number, format?: string, convert: boolean = true, fixDay: boolean = true, fixHour: boolean = true): string {
         format = this.translate.instant(format ? format : 'core.strftimedaydatetime');
 
         if (fixDay) {
-            format = format.replace(/%d/g, 'D');
+            format = format.replace(/%d/g, '%e');
         }
 
         if (fixHour) {
-            format = format.replace('%I', 'h');
+            format = format.replace('%I', '%l');
         }
 
         // Format could be in PHP format, convert it to moment.
-        format = this.convertPHPToMoment(format);
+        if (convert) {
+            format = this.convertPHPToMoment(format);
+        }
 
         return moment(timestamp).format(format);
     }