diff --git a/components/nav/SelectFeatureFlags.vue b/components/nav/SelectFeatureFlags.vue
index 600b81d1..9de3d085 100644
--- a/components/nav/SelectFeatureFlags.vue
+++ b/components/nav/SelectFeatureFlags.vue
@@ -24,6 +24,12 @@ const featureFlags = useFeatureFlags()
       >
         {{ $t('feature_flag.github_cards') }}
       </CommonDropdownItem>
+      <CommonDropdownItem
+        :checked="featureFlags.experimentalUserSwitcherSidebar"
+        @click="toggleFeatureFlag('experimentalUserSwitcherSidebar')"
+      >
+        {{ $t('feature_flag.user_switcher_sidebar') }}
+      </CommonDropdownItem>
     </template>
   </CommonDropdown>
 </template>
diff --git a/components/user/UserPicker.vue b/components/user/UserPicker.vue
new file mode 100644
index 00000000..0d9c17f6
--- /dev/null
+++ b/components/user/UserPicker.vue
@@ -0,0 +1,30 @@
+<script setup lang="ts">
+import type { UserLogin } from '~/types'
+
+const all = useUsers()
+
+const router = useRouter()
+const switchUser = (user: UserLogin) => {
+  if (user.account.id === currentUser.value?.account.id)
+    router.push(getAccountRoute(user.account))
+  else
+    loginTo(user)
+}
+</script>
+
+<template>
+  <div flex="~ col" pb8 px4 gap-6 w-20 h-full justify-end>
+    <template v-for="user of all" :key="user.id">
+      <button
+        flex rounded
+        cursor-pointer
+        aria-label="Switch user"
+        :class="user.account.id === currentUser?.account.id ? '' : 'grayscale'"
+        hover:filter-none
+        @click="switchUser(user)"
+      >
+        <AccountAvatar w-12 h-12 :account="user.account" :hover-card="false" />
+      </button>
+    </template>
+  </div>
+</template>
diff --git a/composables/featureFlags.ts b/composables/featureFlags.ts
index b4e7135d..d5903bfe 100644
--- a/composables/featureFlags.ts
+++ b/composables/featureFlags.ts
@@ -4,6 +4,7 @@ export interface FeatureFlags {
   experimentalVirtualScroll: boolean
   experimentalAvatarOnAvatar: boolean
   experimentalGitHubCards: boolean
+  experimentalUserSwitcherSidebar: boolean
 }
 export type FeatureFlagsMap = Record<string, FeatureFlags>
 
@@ -12,6 +13,7 @@ export function getDefaultFeatureFlags(): FeatureFlags {
     experimentalVirtualScroll: false,
     experimentalAvatarOnAvatar: true,
     experimentalGitHubCards: true,
+    experimentalUserSwitcherSidebar: true,
   }
 }
 
@@ -31,3 +33,6 @@ export function toggleFeatureFlag(key: keyof FeatureFlags) {
   else
     featureFlags[key] = true
 }
+
+const userSwitcherSidebar = eagerComputed(() => useFeatureFlags().experimentalUserSwitcherSidebar)
+export const showUserSwitcherSidebar = computed(() => useUsers().value.length > 1 && userSwitcherSidebar.value)
diff --git a/layouts/default.vue b/layouts/default.vue
index d08587e6..0b6f51bf 100644
--- a/layouts/default.vue
+++ b/layouts/default.vue
@@ -1,14 +1,38 @@
 <template>
   <div h-full :class="{ zen: isZenMode }">
-    <main flex w-full mxa lg:max-w-80rem>
+    <div v-if="isMastoInitialised" v-show="showUserSwitcherSidebar" fixed h-full hidden md:block bg-code border-r-1 border-base>
+      <UserPicker />
+    </div>
+    <main flex w-full mxa lg:max-w-80rem :class="isMastoInitialised && showUserSwitcherSidebar ? 'md:pl-20' : ''">
       <aside class="hidden md:block w-1/4 zen-hide" relative>
         <div sticky top-0 h-screen flex="~ col">
           <slot name="left">
             <NavTitle mx3 mt4 mb2 self-start />
-            <div flex="~ col" overflow-y-auto>
-              <NavSide />
-              <PublishButton v-if="isMastoInitialised && currentUser" m5 />
-              <div flex-auto />
+            <div flex="~ col" overflow-y-auto justify-between h-full>
+              <div flex flex-col>
+                <NavSide />
+                <PublishButton v-if="isMastoInitialised && currentUser" m5 />
+              </div>
+              <div flex flex-col>
+                <UserSignInEntry v-if="isMastoInitialised && !currentUser" />
+                <div v-if="isMastoInitialised && currentUser" py6 px4 w-full flex="~" items-center justify-between>
+                  <NuxtLink
+                    p2 rounded-full text-start w-full
+                    hover:bg-active cursor-pointer transition-100
+                    :to="getAccountRoute(currentUser.account)"
+                  >
+                    <AccountInfo :account="currentUser.account" md:break-words />
+                  </NuxtLink>
+                  <VDropdown :distance="0" placement="bottom-end">
+                    <button btn-action-icon :aria-label="$t('action.switch_account')">
+                      <div i-ri:more-2-line />
+                    </button>
+                    <template #popper="{ hide }">
+                      <UserSwitcher @click="hide" />
+                    </template>
+                  </VDropdown>
+                </div>
+              </div>
             </div>
           </slot>
         </div>
@@ -23,28 +47,9 @@
         </div>
       </div>
       <aside class="hidden md:none lg:block w-1/4 zen-hide">
-        <div sticky top-0 h-screen flex="~ col">
+        <div sticky top-0 h-screen flex="~ col" py3>
           <slot name="right">
             <SearchWidget v-if="isMastoInitialised" />
-            <UserSignInEntry v-if="isMastoInitialised && !currentUser" />
-            <div v-if="isMastoInitialised && currentUser" py6 px4 w-full flex="~" items-center justify-between>
-              <NuxtLink
-                p2 rounded-full text-start w-full
-                hover:bg-active cursor-pointer transition-100
-                :to="getAccountRoute(currentUser.account)"
-              >
-                <AccountInfo :account="currentUser.account" md:break-words />
-              </NuxtLink>
-              <VDropdown :distance="0" placement="bottom-end">
-                <button btn-action-icon :aria-label="$t('action.switch_account')">
-                  <div i-ri:more-2-line />
-                </button>
-                <template #popper="{ hide }">
-                  <UserSwitcher @click="hide" />
-                </template>
-              </VDropdown>
-            </div>
-
             <div flex-auto />
             <NavFooter />
           </slot>
diff --git a/locales/cs-CZ.json b/locales/cs-CZ.json
index 0cf1d001..6feefc00 100644
--- a/locales/cs-CZ.json
+++ b/locales/cs-CZ.json
@@ -82,6 +82,7 @@
   "feature_flag": {
     "avatar_on_avatar": "Avatar on Avatar",
     "github_cards": "GitHub Cards",
+    "user_switcher_sidebar": "User Switcher Sidebar",
     "virtual_scroll": "Virtual Scrolling"
   },
   "help": {
diff --git a/locales/de-DE.json b/locales/de-DE.json
index fa523b3d..0b20a93f 100644
--- a/locales/de-DE.json
+++ b/locales/de-DE.json
@@ -58,6 +58,7 @@
   },
   "feature_flag": {
     "github_cards": "GitHub Cards",
+    "user_switcher_sidebar": "User Switcher Sidebar",
     "virtual_scroll": "Virtuelles Scrollen"
   },
   "menu": {
diff --git a/locales/en-US.json b/locales/en-US.json
index c1e390f2..43647650 100644
--- a/locales/en-US.json
+++ b/locales/en-US.json
@@ -86,6 +86,7 @@
   "feature_flag": {
     "avatar_on_avatar": "Avatar on Avatar",
     "github_cards": "GitHub Cards",
+    "user_switcher_sidebar": "User Switcher Sidebar",
     "virtual_scroll": "Virtual Scrolling"
   },
   "help": {
diff --git a/locales/es-ES.json b/locales/es-ES.json
index beeef43a..8009f5d6 100644
--- a/locales/es-ES.json
+++ b/locales/es-ES.json
@@ -83,6 +83,7 @@
   "feature_flag": {
     "avatar_on_avatar": "Avatar en Avatar",
     "github_cards": "GitHub Cards",
+    "user_switcher_sidebar": "User Switcher Sidebar",
     "virtual_scroll": "Virtual Scrolling"
   },
   "help": {
diff --git a/locales/fr-FR.json b/locales/fr-FR.json
index 6b4100f2..e9fe4db0 100644
--- a/locales/fr-FR.json
+++ b/locales/fr-FR.json
@@ -86,6 +86,7 @@
   "feature_flag": {
     "avatar_on_avatar": "Avatar sur avatar",
     "github_cards": "GitHub Cards",
+    "user_switcher_sidebar": "User Switcher Sidebar",
     "virtual_scroll": "Défilement virtuel"
   },
   "help": {
diff --git a/locales/ja-JP.json b/locales/ja-JP.json
index ed919db3..a9bb0eb3 100644
--- a/locales/ja-JP.json
+++ b/locales/ja-JP.json
@@ -33,6 +33,7 @@
   },
   "feature_flag": {
     "github_cards": "GitHub Cards",
+    "user_switcher_sidebar": "User Switcher Sidebar",
     "virtual_scroll": "仮想スクロール"
   },
   "menu": {
diff --git a/locales/zh-CN.json b/locales/zh-CN.json
index 2bf531c5..f4e8db53 100644
--- a/locales/zh-CN.json
+++ b/locales/zh-CN.json
@@ -85,6 +85,7 @@
   "feature_flag": {
     "avatar_on_avatar": "头像堆叠",
     "github_cards": "GitHub Cards",
+    "user_switcher_sidebar": "User Switcher Sidebar",
     "virtual_scroll": "虚拟滚动"
   },
   "help": {