diff --git a/android/src/main/java/com/psykar/cookiemanager/CookieManagerModule.java b/android/src/main/java/com/psykar/cookiemanager/CookieManagerModule.java
index d60361f6..12ae2f07 100644
--- a/android/src/main/java/com/psykar/cookiemanager/CookieManagerModule.java
+++ b/android/src/main/java/com/psykar/cookiemanager/CookieManagerModule.java
@@ -12,14 +12,27 @@
 
 import java.io.IOException;
 import java.net.URISyntaxException;
+import java.text.ParseException;
 import java.net.URI;
+import java.text.DateFormat;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.Date;
+import java.text.SimpleDateFormat;
 
 public class CookieManagerModule extends ReactContextBaseJavaModule {
 
+    private static final String COOKIE_HEADER = "Cookie";
+    private static final String VERSION_ZERO_HEADER = "Set-cookie";
+
+    private static final String COOKIE_DOMAIN_PROPERTY = "Domain";
+    private static final String COOKIE_PATH_PROPERTY = "Path";
+    private static final String COOKIE_EXPIRES_PROPERTY = "Expires";
+
+    private static final String ISO_DATE_FORMAT_PATTERN = "yyyy-MM-dd'T'HH:mm:ss.SSS'Z'";
+
     private ForwardingCookieHandler cookieHandler;
 
     public CookieManagerModule(ReactApplicationContext context) {
@@ -33,7 +46,32 @@ public String getName() {
 
     @ReactMethod
     public void set(ReadableMap cookie, boolean useWebKit, final Promise promise) throws Exception {
-        throw new Exception("Cannot call on android, try setFromResponse");
+        try {
+            String cookieName = this.confirmCookieProperty( "name", cookie, true );
+            String cookieValue = this.confirmCookieProperty( "value", cookie, true );
+            String cookieOrigin = this.confirmCookieProperty( "origin", cookie, true );
+            String cookieDomain = this.confirmCookieProperty( "domain", cookie, false );
+            String cookiePath = this.confirmCookieProperty( "path", cookie, false );
+            String cookieVersion = this.confirmCookieProperty( "version", cookie, false );
+            String cookieExpiration = this.confirmCookieProperty( "expiration", cookie, false );
+
+            String cookieString = cookieName + '=' + cookieValue + ';';
+
+            if( !cookieDomain.isEmpty() ) {
+                cookieString += ' ' + COOKIE_DOMAIN_PROPERTY + '=' + cookieDomain + ';';
+            }
+            if( !cookiePath.isEmpty() ) {
+                cookieString += ' ' + COOKIE_PATH_PROPERTY + '=' + cookiePath + ';';
+            }
+            if( !cookieExpiration.isEmpty() ) {
+                cookieString += ' ' + COOKIE_EXPIRES_PROPERTY + '=' + this.convertToUTC( cookieExpiration ) + ';';
+            }
+
+            this.setCookie( cookieOrigin, cookieString );
+            promise.resolve( true );
+        } catch( Exception e ) {
+            promise.reject(e);
+        }
     }
 
     @ReactMethod
@@ -73,7 +111,7 @@ public void get(String url, boolean useWebKit, Promise promise) throws URISyntax
             for (int i = 0; i < cookies.length; i++) {
                 String[] cookie = cookies[i].split("=", 2);
                 if (cookie.length > 1) {
-                  map.putString(cookie[0].trim(), cookie[1]);
+                    map.putString(cookie[0].trim(), cookie[1]);
                 }
             }
         }
@@ -88,4 +126,32 @@ public void invoke(Object... args) {
             }
         });
     }
+
+    private void setCookie( String url, String value ) throws URISyntaxException, IOException {
+        URI uri = new URI(url);
+        Map<String, List<String>> cookieMap = new HashMap<>();
+        cookieMap.put( VERSION_ZERO_HEADER, Collections.singletonList(value) );
+        this.cookieHandler.put( uri, cookieMap );
+    }
+
+    private String confirmCookieProperty( String propName, ReadableMap cookieObj, Boolean isNecessary ) throws Exception {
+        String propValue = cookieObj.hasKey( propName ) ? cookieObj.getString( propName ) : "";
+
+        if( propValue != null && !propValue.isEmpty() ) {
+            return propValue;
+        } else {
+            if( isNecessary ) {
+                throw new Exception( propName + " property of cookie obj must have a value" );
+            } else {
+                return "";
+            }
+        }
+    }
+
+	private String convertToUTC(String timestamp) throws ParseException, Exception {
+		SimpleDateFormat parser = new SimpleDateFormat( ISO_DATE_FORMAT_PATTERN );
+		Date parsedDate = parser.parse(timestamp);
+		SimpleDateFormat utcFormatter = new SimpleDateFormat( "E, dd MMM YYYY HH:mm:ss" );
+		return utcFormatter.format(parsedDate) + " GMT";
+   }
 }
diff --git a/ios/RNCookieManagerIOS/RNCookieManagerIOS.m b/ios/RNCookieManagerIOS/RNCookieManagerIOS.m
index 47609f69..53d848b4 100644
--- a/ios/RNCookieManagerIOS/RNCookieManagerIOS.m
+++ b/ios/RNCookieManagerIOS/RNCookieManagerIOS.m
@@ -152,7 +152,11 @@ -(NSString *)getDomainName:(NSURL *) url
             [d setObject:c.name forKey:@"name"];
             [d setObject:c.domain forKey:@"domain"];
             [d setObject:c.path forKey:@"path"];
-            [d setObject:[self.formatter stringFromDate:c.expiresDate] forKey:@"expiresDate"];
+            if( c.expiresDate == nil || c.expiresDate == (id)[NSNull null] ) {
+				[d setObject:@"" forKey:@"expiresDate"];
+			} else {
+            	[d setObject:[self.formatter stringFromDate:c.expiresDate] forKey:@"expiresDate"];
+			}
             [cookies setObject:d forKey:c.name];
         }
         resolve(cookies);
@@ -240,7 +244,11 @@ -(NSString *)getDomainName:(NSURL *) url
         [d setObject:c.name forKey:@"name"];
         [d setObject:c.domain forKey:@"domain"];
         [d setObject:c.path forKey:@"path"];
-        [d setObject:[self.formatter stringFromDate:c.expiresDate] forKey:@"expiresDate"];
+        if( c.expiresDate == nil || c.expiresDate == (id)[NSNull null] ) {
+            [d setObject:@"" forKey:@"expiresDate"];
+        } else {
+            [d setObject:[self.formatter stringFromDate:c.expiresDate] forKey:@"expiresDate"];
+        }
         [cookies setObject:d forKey:c.name];
     }
 }