diff --git a/index.js b/index.js
index 00505f9..bd7cc9b 100644
--- a/index.js
+++ b/index.js
@@ -5,6 +5,7 @@ import { validateImportantFilesExist } from './src/tools/files/validateFiles';
 import App from './src/App';
 
 program
+    .option('-p, --platform', 'Output Platform')
     .option('-v, --version', 'Output version number')
     .option('-u, --update [patch|minor|major]', 'Update part of project version')
     .option('-b, --build', 'Increase build number');
diff --git a/src/App.js b/src/App.js
index 54d9328..27e29bf 100644
--- a/src/App.js
+++ b/src/App.js
@@ -23,7 +23,7 @@ async function App(program) {
 
     if (program.build) {
         showResultsTable = true;
-        increaseBuildNumber();
+        increaseBuildNumber(program);
     }
 
     if (program.update && validateUpdateType(program.update)) {
diff --git a/src/apps/increaseBuildNumber.js b/src/apps/increaseBuildNumber.js
index c447c57..8be4b3a 100644
--- a/src/apps/increaseBuildNumber.js
+++ b/src/apps/increaseBuildNumber.js
@@ -9,7 +9,9 @@ import { getCurrentBuilds } from '../tools/currents';
  * 
  * 1 → 2
  */
-export function increaseBuildNumber() {
+export function increaseBuildNumber(program) {
+    const platform = program.platform
+    
     const fileInfoNew = getFilesInfo();
     const builds = getCurrentBuilds(fileInfoNew);
     const newBuilds = {
@@ -18,7 +20,15 @@ export function increaseBuildNumber() {
     };
 
     showBuildNumberIncreased();
-
-    updateAndroidVersion(fileInfoNew, null, `${newBuilds.android}`);
-    updateIosVersion(fileInfoNew, null, `${newBuilds.ios}`);
+    
+    if (platform !== undefind){
+        if (platform === 'ios') {
+            updateIosVersion(fileInfoNew, null, `${newBuilds.ios}`);
+        } else if (platform === 'android') {
+            updateAndroidVersion(fileInfoNew, null, `${newBuilds.android}`);
+        }
+    } else {
+        updateAndroidVersion(fileInfoNew, null, `${newBuilds.android}`);
+        updateIosVersion(fileInfoNew, null, `${newBuilds.ios}`);
+    }
 }
diff --git a/src/apps/increaseProjectVersion.js b/src/apps/increaseProjectVersion.js
index 52715a4..dd1a5b1 100644
--- a/src/apps/increaseProjectVersion.js
+++ b/src/apps/increaseProjectVersion.js
@@ -13,20 +13,37 @@ import { getCurrentVersions } from '../tools/currents';
  * `patch` 1.2.3 → 1.2.4  
  */
 export function increaseProjectVersion(program) {
+    const platform = program.platform
     const fileInfoNew = getFilesInfo();
     const versions = getCurrentVersions(fileInfoNew);
     const semverUnit = program.update;
+    if (platform !== undefind) {
+        const newVersions = {
+            ...{platform === 'package' ? package: increaseVersion(versions.package, program.update) : {}},
+            ...{platform === 'android' ? android: increaseVersion(versions.android, program.update) : {}},
+            ...{platform === 'ios' ? ios: increaseVersion(versions.ios, program.update) : {}},
+        };
+        // console.log('AUTO UPDATE', newVersions);
+        showProjectVersionUnitIncreased(semverUnit);
+        if (platform === 'package'){
+            updatePackageVersion(fileInfoNew, newVersions.package);
+        } else if (platform === 'android'){
+        updateAndroidVersion(fileInfoNew, newVersions.android);
+        } else if (platform === 'ios'){
+            updateIosVersion(fileInfoNew, newVersions.ios);
+        }
+    } else {
+        
+        const newVersions = {
+            package: increaseVersion(versions.package, program.update),
+            android: increaseVersion(versions.android, program.update),
+            ios: increaseVersion(versions.ios, program.update),
+        };
+        // console.log('AUTO UPDATE', newVersions);
+        showProjectVersionUnitIncreased(semverUnit);
 
-    const newVersions = {
-        package: increaseVersion(versions.package, program.update),
-        android: increaseVersion(versions.android, program.update),
-        ios: increaseVersion(versions.ios, program.update),
-    };
-
-    // console.log('AUTO UPDATE', newVersions);
-    showProjectVersionUnitIncreased(semverUnit);
-
-    updatePackageVersion(fileInfoNew, newVersions.package);
-    updateAndroidVersion(fileInfoNew, newVersions.android);
-    updateIosVersion(fileInfoNew, newVersions.ios);
+        updatePackageVersion(fileInfoNew, newVersions.package);
+        updateAndroidVersion(fileInfoNew, newVersions.android);
+        updateIosVersion(fileInfoNew, newVersions.ios);
+    }
 }