diff --git a/packages/bruno-app/src/components/Icons/IconSidebarToggle/index.js b/packages/bruno-app/src/components/Icons/IconSidebarToggle/index.js
new file mode 100644
index 000000000..bad3221fb
--- /dev/null
+++ b/packages/bruno-app/src/components/Icons/IconSidebarToggle/index.js
@@ -0,0 +1,28 @@
+import React from 'react';
+
+const IconSidebarToggle = ({ collapsed = false, size = 16, strokeWidth = 1.5, className = '', ...rest }) => {
+  return (
+    <svg
+      xmlns="http://www.w3.org/2000/svg"
+      width={size}
+      height={size}
+      viewBox="0 0 24 24"
+      strokeWidth={strokeWidth}
+      stroke="currentColor"
+      fill="none"
+      strokeLinecap="round"
+      strokeLinejoin="round"
+      className={`icon icon-tabler icons-tabler-outline icon-tabler-layout-sidebar ${className}`}
+      {...rest}
+    >
+      <path stroke="none" d="M0 0h24v24H0z" fill="none" />
+      <path d="M4 4m0 2a2 2 0 0 1 2 -2h12a2 2 0 0 1 2 2v12a2 2 0 0 1 -2 2h-12a2 2 0 0 1 -2 -2z" />
+      <path d="M9 4l0 16" />
+      {!collapsed && (
+        <rect x="4.6" y="4.6" width="4.8" height="14.8" rx="0.8" fill="currentColor" />
+      )}
+    </svg>
+  );
+};
+
+export default IconSidebarToggle;
\ No newline at end of file
diff --git a/packages/bruno-app/src/components/RequestTabs/index.js b/packages/bruno-app/src/components/RequestTabs/index.js
index d50d528b3..fcba790a6 100644
--- a/packages/bruno-app/src/components/RequestTabs/index.js
+++ b/packages/bruno-app/src/components/RequestTabs/index.js
@@ -18,6 +18,7 @@ const RequestTabs = () => {
   const activeTabUid = useSelector((state) => state.tabs.activeTabUid);
   const collections = useSelector((state) => state.collections.collections);
   const leftSidebarWidth = useSelector((state) => state.app.leftSidebarWidth);
+  const sidebarCollapsed = useSelector((state) => state.app.sidebarCollapsed);
   const screenWidth = useSelector((state) => state.app.screenWidth);
 
   const getTabClassname = (tab, index) => {
@@ -49,7 +50,8 @@ const RequestTabs = () => {
   const activeCollection = find(collections, (c) => c.uid === activeTab.collectionUid);
   const collectionRequestTabs = filter(tabs, (t) => t.collectionUid === activeTab.collectionUid);
 
-  const maxTablistWidth = screenWidth - leftSidebarWidth - 150;
+  const effectiveSidebarWidth = sidebarCollapsed ? 0 : leftSidebarWidth;
+  const maxTablistWidth = screenWidth - effectiveSidebarWidth - 150;
   const tabsWidth = collectionRequestTabs.length * 150 + 34; // 34: (+)icon
   const showChevrons = maxTablistWidth < tabsWidth;
 
diff --git a/packages/bruno-app/src/components/Sidebar/CreateCollection/index.js b/packages/bruno-app/src/components/Sidebar/CreateCollection/index.js
index 7b331c42c..3eb6707e0 100644
--- a/packages/bruno-app/src/components/Sidebar/CreateCollection/index.js
+++ b/packages/bruno-app/src/components/Sidebar/CreateCollection/index.js
@@ -13,6 +13,7 @@ import { IconArrowBackUp, IconEdit } from '@tabler/icons';
 import Help from 'components/Help';
 import { multiLineMsg } from "utils/common";
 import { formatIpcError } from "utils/common/error";
+import { toggleSidebarCollapse } from 'providers/ReduxStore/slices/app';
 
 const CreateCollection = ({ onClose }) => {
   const inputRef = useRef();
@@ -45,6 +46,7 @@ const CreateCollection = ({ onClose }) => {
       dispatch(createCollection(values.collectionName, values.collectionFolderName, values.collectionLocation))
         .then(() => {
           toast.success('Collection created!');
+          dispatch(toggleSidebarCollapse());
           onClose();
         })
         .catch((e) => toast.error(multiLineMsg('An error occurred while creating the collection', formatIpcError(e))));
diff --git a/packages/bruno-app/src/components/Sidebar/StyledWrapper.js b/packages/bruno-app/src/components/Sidebar/StyledWrapper.js
index e64c7a3f4..8bbe696fe 100644
--- a/packages/bruno-app/src/components/Sidebar/StyledWrapper.js
+++ b/packages/bruno-app/src/components/Sidebar/StyledWrapper.js
@@ -5,6 +5,7 @@ const Wrapper = styled.div`
 
   aside {
     background-color: ${(props) => props.theme.sidebar.bg};
+    overflow: hidden;
 
     .collection-title {
       line-height: 1.5;
@@ -50,6 +51,7 @@ const Wrapper = styled.div`
     background-color: transparent;
     width: 6px;
     right: -3px;
+    transition: opacity 0.2s ease;
 
     &:hover div.drag-request-border {
       width: 2px;
diff --git a/packages/bruno-app/src/components/Sidebar/index.js b/packages/bruno-app/src/components/Sidebar/index.js
index 1ba71b1ab..fd0423bcd 100644
--- a/packages/bruno-app/src/components/Sidebar/index.js
+++ b/packages/bruno-app/src/components/Sidebar/index.js
@@ -1,36 +1,37 @@
 import TitleBar from './TitleBar';
 import Collections from './Collections';
 import StyledWrapper from './StyledWrapper';
-import { useApp } from 'providers/App';
 
-import { useState, useEffect } from 'react';
+import { useState, useEffect, useRef } from 'react';
 import { useSelector, useDispatch } from 'react-redux';
 import { updateLeftSidebarWidth, updateIsDragging } from 'providers/ReduxStore/slices/app';
-import { useTheme } from 'providers/Theme';
 
 const MIN_LEFT_SIDEBAR_WIDTH = 221;
 const MAX_LEFT_SIDEBAR_WIDTH = 600;
 
 const Sidebar = () => {
   const leftSidebarWidth = useSelector((state) => state.app.leftSidebarWidth);
-  const { version } = useApp();
+  const sidebarCollapsed = useSelector((state) => state.app.sidebarCollapsed);
   const [asideWidth, setAsideWidth] = useState(leftSidebarWidth);
-
-  const { storedTheme } = useTheme();
+  const lastWidthRef = useRef(leftSidebarWidth);
 
   const dispatch = useDispatch();
   const [dragging, setDragging] = useState(false);
 
+  const currentWidth = sidebarCollapsed ? 0 : asideWidth;
+
+  // Clamp helper keeps width in allowed range
+  const clamp = (value, min, max) => Math.min(max, Math.max(min, value));
+
   const handleMouseMove = (e) => {
-    if (dragging) {
-      e.preventDefault();
-      let width = e.clientX + 2;
-      if (width < MIN_LEFT_SIDEBAR_WIDTH || width > MAX_LEFT_SIDEBAR_WIDTH) {
-        return;
-      }
-      setAsideWidth(width);
-    }
+    if (!dragging || sidebarCollapsed) return;
+    e.preventDefault();
+    const nextWidth = clamp(e.clientX + 2, MIN_LEFT_SIDEBAR_WIDTH, MAX_LEFT_SIDEBAR_WIDTH);
+    if (Math.abs(nextWidth - lastWidthRef.current) < 3) return;
+    lastWidthRef.current = nextWidth;
+    setAsideWidth(nextWidth);
   };
+
   const handleMouseUp = (e) => {
     if (dragging) {
       e.preventDefault();
@@ -49,6 +50,9 @@ const Sidebar = () => {
   };
   const handleDragbarMouseDown = (e) => {
     e.preventDefault();
+    if (sidebarCollapsed) {
+      return;
+    }
     setDragging(true);
     dispatch(
       updateIsDragging({
@@ -73,7 +77,7 @@ const Sidebar = () => {
 
   return (
     <StyledWrapper className="flex relative h-full">
-      <aside>
+      <aside style={{ width: currentWidth, transition: dragging ? 'none' : 'width 0.2s ease-in-out' }}>
         <div className="flex flex-row h-full w-full">
           <div className="flex flex-col w-full" style={{ width: asideWidth }}>
             <div className="flex flex-col flex-grow">
@@ -84,9 +88,11 @@ const Sidebar = () => {
         </div>
       </aside>
 
-      <div className="absolute drag-sidebar h-full" onMouseDown={handleDragbarMouseDown}>
-        <div className="drag-request-border" />
-      </div>
+      {!sidebarCollapsed && (
+        <div className="absolute drag-sidebar h-full" onMouseDown={handleDragbarMouseDown}>
+          <div className="drag-request-border" />
+        </div>
+      )}
     </StyledWrapper>
   );
 };
diff --git a/packages/bruno-app/src/components/StatusBar/index.js b/packages/bruno-app/src/components/StatusBar/index.js
index 64f7c8de0..a98db747b 100644
--- a/packages/bruno-app/src/components/StatusBar/index.js
+++ b/packages/bruno-app/src/components/StatusBar/index.js
@@ -1,12 +1,13 @@
 import React, { useState } from 'react';
 import { useSelector, useDispatch } from 'react-redux';
 import { IconSettings, IconCookie, IconTool } from '@tabler/icons';
+import IconSidebarToggle from 'components/Icons/IconSidebarToggle';
 import ToolHint from 'components/ToolHint';
 import Preferences from 'components/Preferences';
 import Cookies from 'components/Cookies';
 import Notifications from 'components/Notifications';
 import Portal from 'components/Portal';
-import { showPreferences } from 'providers/ReduxStore/slices/app';
+import { showPreferences, toggleSidebarCollapse } from 'providers/ReduxStore/slices/app';
 import { openConsole } from 'providers/ReduxStore/slices/logs';
 import { useApp } from 'providers/App';
 import StyledWrapper from './StyledWrapper';
@@ -15,6 +16,7 @@ const StatusBar = () => {
   const dispatch = useDispatch();
   const preferencesOpen = useSelector((state) => state.app.showPreferences);
   const logs = useSelector((state) => state.logs.logs);
+  const sidebarCollapsed = useSelector((state) => state.app.sidebarCollapsed);
   const [cookiesOpen, setCookiesOpen] = useState(false);
   const { version } = useApp();
 
@@ -59,6 +61,16 @@ const StatusBar = () => {
       <div className="status-bar">
         <div className="status-bar-section">
           <div className="status-bar-group">
+            <ToolHint text="Toggle Sidebar" toolhintId="Toggle Sidebar" place="top-start" offset={10}>
+              <button
+                className="status-bar-button"
+                aria-label="Toggle Sidebar"
+                onClick={() => dispatch(toggleSidebarCollapse())}
+              >
+                <IconSidebarToggle collapsed={sidebarCollapsed} size={16} strokeWidth={1.5} aria-hidden="true" />
+              </button>
+            </ToolHint>
+
             <ToolHint text="Preferences" toolhintId="Preferences" place="top-start" offset={10}>
               <button
                 className="status-bar-button"
diff --git a/packages/bruno-app/src/components/Welcome/index.js b/packages/bruno-app/src/components/Welcome/index.js
index 5931a535b..fd8cbd756 100644
--- a/packages/bruno-app/src/components/Welcome/index.js
+++ b/packages/bruno-app/src/components/Welcome/index.js
@@ -1,8 +1,9 @@
 import { useState } from 'react';
 import toast from 'react-hot-toast';
-import { useDispatch } from 'react-redux';
+import { useDispatch, useSelector } from 'react-redux';
 import { useTranslation } from 'react-i18next';
 import { openCollection, importCollection } from 'providers/ReduxStore/slices/collections/actions';
+
 import { IconBrandGithub, IconPlus, IconDownload, IconFolders, IconSpeakerphone, IconBook } from '@tabler/icons';
 
 import Bruno from 'components/Bruno';
@@ -14,13 +15,19 @@ import StyledWrapper from './StyledWrapper';
 const Welcome = () => {
   const dispatch = useDispatch();
   const { t } = useTranslation();
+  const sidebarCollapsed = useSelector((state) => state.app.sidebarCollapsed);
+  const collections = useSelector((state) => state.collections.collections);
   const [importedCollection, setImportedCollection] = useState(null);
   const [createCollectionModalOpen, setCreateCollectionModalOpen] = useState(false);
   const [importCollectionModalOpen, setImportCollectionModalOpen] = useState(false);
   const [importCollectionLocationModalOpen, setImportCollectionLocationModalOpen] = useState(false);
 
   const handleOpenCollection = () => {
-    dispatch(openCollection()).catch((err) => console.log(err) && toast.error(t('WELCOME.COLLECTION_OPEN_ERROR')));
+    dispatch(openCollection())
+      .catch((err) => {
+        console.error(err);
+        toast.error(t('WELCOME.COLLECTION_OPEN_ERROR'));
+      });
   };
 
   const handleImportCollection = ({ collection }) => {
diff --git a/packages/bruno-app/src/providers/Hotkeys/index.js b/packages/bruno-app/src/providers/Hotkeys/index.js
index 7f8bdba37..d8a239907 100644
--- a/packages/bruno-app/src/providers/Hotkeys/index.js
+++ b/packages/bruno-app/src/providers/Hotkeys/index.js
@@ -14,6 +14,7 @@ import {
 } from 'providers/ReduxStore/slices/collections/actions';
 import { findCollectionByUid, findItemInCollection } from 'utils/collections';
 import { closeTabs, switchTab } from 'providers/ReduxStore/slices/tabs';
+import { toggleSidebarCollapse } from 'providers/ReduxStore/slices/app';
 import { getKeyBindingsForActionAllOS } from './keyMappings';
 
 export const HotkeysContext = React.createContext();
@@ -224,6 +225,18 @@ export const HotkeysProvider = (props) => {
     };
   }, [activeTabUid, tabs, collections, dispatch]);
 
+  // Collapse sidebar (ctrl/cmd + \)
+  useEffect(() => {
+    Mousetrap.bind([...getKeyBindingsForActionAllOS('collapseSidebar')], (e) => {
+      dispatch(toggleSidebarCollapse());
+      return false;
+    });
+
+    return () => {
+      Mousetrap.unbind([...getKeyBindingsForActionAllOS('collapseSidebar')]);
+    };
+  }, [dispatch]);
+
   const currentCollection = getCurrentCollection();
 
   return (
diff --git a/packages/bruno-app/src/providers/Hotkeys/keyMappings.js b/packages/bruno-app/src/providers/Hotkeys/keyMappings.js
index b88300c8f..0fd9bf1bc 100644
--- a/packages/bruno-app/src/providers/Hotkeys/keyMappings.js
+++ b/packages/bruno-app/src/providers/Hotkeys/keyMappings.js
@@ -20,7 +20,8 @@ const KeyMapping = {
     windows: 'ctrl+pagedown',
     name: 'Switch to Next Tab'
   },
-  closeAllTabs: { mac: 'command+shift+w', windows: 'ctrl+shift+w', name: 'Close All Tabs' }
+  closeAllTabs: { mac: 'command+shift+w', windows: 'ctrl+shift+w', name: 'Close All Tabs' },
+  collapseSidebar: { mac: 'command+\\', windows: 'ctrl+\\', name: 'Collapse Sidebar' }
 };
 
 /**
diff --git a/packages/bruno-app/src/providers/ReduxStore/slices/app.js b/packages/bruno-app/src/providers/ReduxStore/slices/app.js
index e55e44cb3..59495aec8 100644
--- a/packages/bruno-app/src/providers/ReduxStore/slices/app.js
+++ b/packages/bruno-app/src/providers/ReduxStore/slices/app.js
@@ -5,6 +5,7 @@ const initialState = {
   isDragging: false,
   idbConnectionReady: false,
   leftSidebarWidth: 222,
+  sidebarCollapsed: false,
   screenWidth: 500,
   showHomePage: false,
   showPreferences: false,
@@ -89,6 +90,9 @@ export const appSlice = createSlice({
         ...state.generateCode,
         ...action.payload
       };
+    },
+    toggleSidebarCollapse: (state) => {
+      state.sidebarCollapsed = !state.sidebarCollapsed;
     }
   }
 });
@@ -108,7 +112,8 @@ export const {
   removeTaskFromQueue,
   removeAllTasksFromQueue,
   updateSystemProxyEnvVariables,
-  updateGenerateCode
+  updateGenerateCode,
+  toggleSidebarCollapse
 } = appSlice.actions;
 
 export const savePreferences = (preferences) => (dispatch, getState) => {
diff --git a/packages/bruno-app/src/providers/ReduxStore/slices/collections/actions.js b/packages/bruno-app/src/providers/ReduxStore/slices/collections/actions.js
index c9b885e9d..2787016c4 100644
--- a/packages/bruno-app/src/providers/ReduxStore/slices/collections/actions.js
+++ b/packages/bruno-app/src/providers/ReduxStore/slices/collections/actions.js
@@ -7,7 +7,7 @@ import get from 'lodash/get';
 import set from 'lodash/set';
 import trim from 'lodash/trim';
 import path from 'utils/common/path';
-import { insertTaskIntoQueue } from 'providers/ReduxStore/slices/app';
+import { insertTaskIntoQueue, toggleSidebarCollapse } from 'providers/ReduxStore/slices/app';
 import toast from 'react-hot-toast';
 import {
   findCollectionByUid,
@@ -1462,7 +1462,14 @@ export const openCollectionEvent = (uid, pathname, brunoConfig) => (dispatch, ge
       collectionSchema
         .validate(collection)
         .then(() => dispatch(_createCollection({ ...collection, securityConfig })))
-        .then(resolve)
+        .then(() => {
+          // Expand sidebar if it's collapsed after collection is successfully opened
+          const state = getState();
+          if (state.app.sidebarCollapsed) {
+            dispatch(toggleSidebarCollapse());
+          }
+          resolve();
+        })
         .catch(reject);
     });
   });