diff --git a/lib/rclone/api.ts b/lib/rclone/api.ts
index cc9f10b..bb9a945 100644
--- a/lib/rclone/api.ts
+++ b/lib/rclone/api.ts
@@ -16,6 +16,27 @@ const RE_WINDOWS_EXTENDED_PATH = /(\/\/\?\/|\\\\\?\\)/
 const RE_WINDOWS_DRIVE_ROOT = /^:local:[a-zA-Z]:\/$/
 const RE_WINDOWS_DRIVE_LETTER = /^[a-zA-Z]:$/
 
+export async function startDryRun<T>(operation: () => Promise<T>): Promise<T> {
+    await rclone('/options/set', {
+        params: {
+            query: {
+                main: { DryRun: true },
+            },
+        },
+    })
+    try {
+        return await operation()
+    } finally {
+        await rclone('/options/set', {
+            params: {
+                query: {
+                    main: { DryRun: false },
+                },
+            },
+        })
+    }
+}
+
 function serializeOptions(
     remotePath: string,
     options: {
diff --git a/src/pages/Copy.tsx b/src/pages/Copy.tsx
index 7197150..242561a 100644
--- a/src/pages/Copy.tsx
+++ b/src/pages/Copy.tsx
@@ -12,7 +12,7 @@ import {
 } from '@heroui/react'
 import { useMutation } from '@tanstack/react-query'
 import { invoke } from '@tauri-apps/api/core'
-import { message } from '@tauri-apps/plugin-dialog'
+import { ask, message } from '@tauri-apps/plugin-dialog'
 import { platform } from '@tauri-apps/plugin-os'
 import cronstrue from 'cronstrue'
 import { AnimatePresence, motion } from 'framer-motion'
@@ -20,6 +20,7 @@ import {
     AlertOctagonIcon,
     ClockIcon,
     CopyIcon,
+    EyeIcon,
     FilterIcon,
     FoldersIcon,
     PlayIcon,
@@ -31,7 +32,7 @@ import { useSearchParams } from 'react-router-dom'
 import { getOptionsSubtitle } from '../../lib/flags'
 import { useFlags } from '../../lib/hooks'
 import notify from '../../lib/notify'
-import { startCopy } from '../../lib/rclone/api'
+import { startCopy, startDryRun } from '../../lib/rclone/api'
 import { RCLONE_CONFIG_DEFAULTS } from '../../lib/rclone/constants'
 import { openWindow } from '../../lib/window'
 import { useHostStore } from '../../store/host'
@@ -178,6 +179,47 @@ export default function Copy() {
         },
     })
 
+    const dryRunMutation = useMutation({
+        mutationFn: async () => {
+            if (!sources || sources.length === 0 || !dest) {
+                throw new Error('Please select both a source and destination path')
+            }
+            return startDryRun(() =>
+                startCopy({
+                    sources,
+                    destination: dest,
+                    options: {
+                        config: configOptions,
+                        copy: copyOptions,
+                        filter: filterOptions,
+                        remotes: remoteOptions,
+                    },
+                })
+            )
+        },
+        onSuccess: async () => {
+            const result = await ask(
+                'Dry run started, you can check the results in the Transfers screen',
+                {
+                    title: 'Preview (Dry Run)',
+                    kind: 'info',
+                    okLabel: 'Open Transfers',
+                    cancelLabel: 'OK',
+                }
+            )
+            if (result) {
+                await openWindow({ name: 'Transfers', url: '/transfers' })
+            }
+        },
+        onError: async (error) => {
+            console.error('Error starting dry run:', error)
+            await message(error instanceof Error ? error.message : 'Failed to start dry run', {
+                title: 'Dry Run',
+                kind: 'error',
+            })
+        },
+    })
+
     useEffect(() => {
         startTransition(() => {
             setConfigOptionsJsonString(JSON.stringify(RCLONE_CONFIG_DEFAULTS.config, null, 2))
@@ -535,6 +577,35 @@ export default function Copy() {
                     )}
                 </AnimatePresence>
                 <ButtonGroup variant="flat">
+                    <Tooltip
+                        content="Preview (Dry Run)"
+                        placement="top"
+                        size="lg"
+                        color="foreground"
+                    >
+                        <Button
+                            size="lg"
+                            type="button"
+                            color="primary"
+                            isIconOnly={true}
+                            isLoading={dryRunMutation.isPending}
+                            onPress={() => {
+                                if (
+                                    dryRunMutation.isPending ||
+                                    !!jsonError ||
+                                    !sources ||
+                                    sources.length === 0 ||
+                                    !dest ||
+                                    sources[0] === dest
+                                ) {
+                                    return
+                                }
+                                setTimeout(() => dryRunMutation.mutate(), 100)
+                            }}
+                        >
+                            <EyeIcon className="size-6" />
+                        </Button>
+                    </Tooltip>
                     <Tooltip content="Schedule task" placement="top" size="lg" color="foreground">
                         <Button
                             size="lg"
diff --git a/src/pages/Delete.tsx b/src/pages/Delete.tsx
index 1566e9d..e63a324 100644
--- a/src/pages/Delete.tsx
+++ b/src/pages/Delete.tsx
@@ -14,13 +14,14 @@ import {
 import * as Sentry from '@sentry/browser'
 import { useMutation, useQuery } from '@tanstack/react-query'
 import { invoke } from '@tauri-apps/api/core'
-import { message } from '@tauri-apps/plugin-dialog'
+import { ask, message } from '@tauri-apps/plugin-dialog'
 import { platform } from '@tauri-apps/plugin-os'
 import cronstrue from 'cronstrue'
 import { AnimatePresence, motion } from 'framer-motion'
 import {
     AlertOctagonIcon,
     ClockIcon,
+    EyeIcon,
     FilterIcon,
     FoldersIcon,
     PlayIcon,
@@ -32,9 +33,10 @@ import { getOptionsSubtitle } from '../../lib/flags'
 import { getRemoteName } from '../../lib/format'
 import { useFlags } from '../../lib/hooks'
 import notify from '../../lib/notify'
-import { startDelete } from '../../lib/rclone/api'
+import { startDelete, startDryRun } from '../../lib/rclone/api'
 import rclone from '../../lib/rclone/client'
 import { RCLONE_CONFIG_DEFAULTS, SUPPORTS_PURGE } from '../../lib/rclone/constants'
+import { openWindow } from '../../lib/window'
 import { useHostStore } from '../../store/host'
 import type { FlagValue } from '../../types/rclone'
 import CommandInfoButton from '../components/CommandInfoButton'
@@ -198,6 +200,44 @@ export default function Delete() {
         },
     })
 
+    const dryRunMutation = useMutation({
+        mutationFn: async () => {
+            if (!sourceFs) {
+                throw new Error('Please select a source path to delete')
+            }
+            return startDryRun(() =>
+                startDelete({
+                    sources: [sourceFs],
+                    options: {
+                        filter: filterOptions,
+                        config: configOptions,
+                    },
+                })
+            )
+        },
+        onSuccess: async () => {
+            const result = await ask(
+                'Dry run started, you can check the results in the Transfers screen',
+                {
+                    title: 'Preview (Dry Run)',
+                    kind: 'info',
+                    okLabel: 'Open Transfers',
+                    cancelLabel: 'OK',
+                }
+            )
+            if (result) {
+                await openWindow({ name: 'Transfers', url: '/transfers' })
+            }
+        },
+        onError: async (error) => {
+            console.error('Error starting dry run:', error)
+            await message(error instanceof Error ? error.message : 'Failed to start dry run', {
+                title: 'Dry Run',
+                kind: 'error',
+            })
+        },
+    })
+
     const buttonText = useMemo(() => {
         if (startDeleteMutation.isPending) return 'STARTING...'
         if (!sourceFs || sourceFs.length === 0) return 'Please select a source path'
@@ -423,6 +463,33 @@ export default function Delete() {
                     )}
                 </AnimatePresence>
                 <ButtonGroup variant="flat">
+                    <Tooltip
+                        content="Preview (Dry Run)"
+                        placement="top"
+                        size="lg"
+                        color="foreground"
+                    >
+                        <Button
+                            size="lg"
+                            type="button"
+                            color="primary"
+                            isIconOnly={true}
+                            isLoading={dryRunMutation.isPending}
+                            onPress={() => {
+                                if (
+                                    dryRunMutation.isPending ||
+                                    !!jsonError ||
+                                    !sourceFs ||
+                                    sourceFs.length === 0
+                                ) {
+                                    return
+                                }
+                                setTimeout(() => dryRunMutation.mutate(), 100)
+                            }}
+                        >
+                            <EyeIcon className="size-6" />
+                        </Button>
+                    </Tooltip>
                     <Tooltip content="Schedule task" placement="top" size="lg" color="foreground">
                         <Button
                             size="lg"
diff --git a/src/pages/Move.tsx b/src/pages/Move.tsx
index 672edc5..33b5e5b 100644
--- a/src/pages/Move.tsx
+++ b/src/pages/Move.tsx
@@ -12,13 +12,14 @@ import {
 } from '@heroui/react'
 import { useMutation } from '@tanstack/react-query'
 import { invoke } from '@tauri-apps/api/core'
-import { message } from '@tauri-apps/plugin-dialog'
+import { ask, message } from '@tauri-apps/plugin-dialog'
 import { platform } from '@tauri-apps/plugin-os'
 import cronstrue from 'cronstrue'
 import { AnimatePresence, motion } from 'framer-motion'
 import {
     AlertOctagonIcon,
     ClockIcon,
+    EyeIcon,
     FilterIcon,
     FoldersIcon,
     MoveIcon,
@@ -31,7 +32,7 @@ import { useSearchParams } from 'react-router-dom'
 import { getOptionsSubtitle } from '../../lib/flags'
 import { useFlags } from '../../lib/hooks'
 import notify from '../../lib/notify'
-import { startMove } from '../../lib/rclone/api'
+import { startDryRun, startMove } from '../../lib/rclone/api'
 import { RCLONE_CONFIG_DEFAULTS } from '../../lib/rclone/constants'
 import { openWindow } from '../../lib/window'
 import { useHostStore } from '../../store/host'
@@ -205,6 +206,47 @@ export default function Move() {
         },
     })
 
+    const dryRunMutation = useMutation({
+        mutationFn: async () => {
+            if (!sources || sources.length === 0 || !dest) {
+                throw new Error('Please select both a source and destination path')
+            }
+            return startDryRun(() =>
+                startMove({
+                    sources,
+                    destination: dest,
+                    options: {
+                        config: configOptions,
+                        move: moveOptions,
+                        filter: filterOptions,
+                        remotes: remoteOptions,
+                    },
+                })
+            )
+        },
+        onSuccess: async () => {
+            const result = await ask(
+                'Dry run started, you can check the results in the Transfers screen',
+                {
+                    title: 'Preview (Dry Run)',
+                    kind: 'info',
+                    okLabel: 'Open Transfers',
+                    cancelLabel: 'OK',
+                }
+            )
+            if (result) {
+                await openWindow({ name: 'Transfers', url: '/transfers' })
+            }
+        },
+        onError: async (error) => {
+            console.error('Error starting dry run:', error)
+            await message(error instanceof Error ? error.message : 'Failed to start dry run', {
+                title: 'Dry Run',
+                kind: 'error',
+            })
+        },
+    })
+
     useEffect(() => {
         startTransition(() => {
             setConfigOptionsJsonString(JSON.stringify(RCLONE_CONFIG_DEFAULTS.config, null, 2))
@@ -557,6 +599,35 @@ export default function Move() {
                     )}
                 </AnimatePresence>
                 <ButtonGroup variant="flat">
+                    <Tooltip
+                        content="Preview (Dry Run)"
+                        placement="top"
+                        size="lg"
+                        color="foreground"
+                    >
+                        <Button
+                            size="lg"
+                            type="button"
+                            color="primary"
+                            isIconOnly={true}
+                            isLoading={dryRunMutation.isPending}
+                            onPress={() => {
+                                if (
+                                    dryRunMutation.isPending ||
+                                    !!jsonError ||
+                                    !sources ||
+                                    sources.length === 0 ||
+                                    !dest ||
+                                    sources[0] === dest
+                                ) {
+                                    return
+                                }
+                                setTimeout(() => dryRunMutation.mutate(), 100)
+                            }}
+                        >
+                            <EyeIcon className="size-6" />
+                        </Button>
+                    </Tooltip>
                     <Tooltip content="Schedule task" placement="top" size="lg" color="foreground">
                         <Button
                             size="lg"
diff --git a/src/pages/Sync.tsx b/src/pages/Sync.tsx
index aef7fc3..e5d8407 100644
--- a/src/pages/Sync.tsx
+++ b/src/pages/Sync.tsx
@@ -13,13 +13,14 @@ import {
 import * as Sentry from '@sentry/browser'
 import { useMutation } from '@tanstack/react-query'
 import { invoke } from '@tauri-apps/api/core'
-import { message } from '@tauri-apps/plugin-dialog'
+import { ask, message } from '@tauri-apps/plugin-dialog'
 import { platform } from '@tauri-apps/plugin-os'
 import cronstrue from 'cronstrue'
 import { AnimatePresence, motion } from 'framer-motion'
 import {
     AlertOctagonIcon,
     ClockIcon,
+    EyeIcon,
     FilterIcon,
     FolderSyncIcon,
     FoldersIcon,
@@ -32,7 +33,7 @@ import { useSearchParams } from 'react-router-dom'
 import { getOptionsSubtitle } from '../../lib/flags'
 import { useFlags } from '../../lib/hooks'
 import notify from '../../lib/notify'
-import { startSync } from '../../lib/rclone/api'
+import { startDryRun, startSync } from '../../lib/rclone/api'
 import { RCLONE_CONFIG_DEFAULTS } from '../../lib/rclone/constants'
 import { openWindow } from '../../lib/window'
 import { useHostStore } from '../../store/host'
@@ -172,6 +173,47 @@ export default function Sync() {
         },
     })
 
+    const dryRunMutation = useMutation({
+        mutationFn: async () => {
+            if (!source || !dest) {
+                throw new Error('Please select both a source and destination path')
+            }
+            return startDryRun(() =>
+                startSync({
+                    source,
+                    destination: dest,
+                    options: {
+                        config: configOptions,
+                        sync: syncOptions,
+                        filter: filterOptions,
+                        remotes: remoteOptions,
+                    },
+                })
+            )
+        },
+        onSuccess: async () => {
+            const result = await ask(
+                'Dry run started, you can check the results in the Transfers screen',
+                {
+                    title: 'Preview (Dry Run)',
+                    kind: 'info',
+                    okLabel: 'Open Transfers',
+                    cancelLabel: 'OK',
+                }
+            )
+            if (result) {
+                await openWindow({ name: 'Transfers', url: '/transfers' })
+            }
+        },
+        onError: async (error) => {
+            console.error('Error starting dry run:', error)
+            await message(error instanceof Error ? error.message : 'Failed to start dry run', {
+                title: 'Dry Run',
+                kind: 'error',
+            })
+        },
+    })
+
     const buttonText = useMemo(() => {
         if (startSyncMutation.isPending) return 'STARTING...'
         if (!source) return 'Please select a source path'
@@ -539,6 +581,34 @@ export default function Sync() {
                     )}
                 </AnimatePresence>
                 <ButtonGroup variant="flat">
+                    <Tooltip
+                        content="Preview (Dry Run)"
+                        placement="top"
+                        size="lg"
+                        color="foreground"
+                    >
+                        <Button
+                            size="lg"
+                            type="button"
+                            color="primary"
+                            isIconOnly={true}
+                            isLoading={dryRunMutation.isPending}
+                            onPress={() => {
+                                if (
+                                    dryRunMutation.isPending ||
+                                    !!jsonError ||
+                                    !source ||
+                                    !dest ||
+                                    source === dest
+                                ) {
+                                    return
+                                }
+                                setTimeout(() => dryRunMutation.mutate(), 100)
+                            }}
+                        >
+                            <EyeIcon className="size-6" />
+                        </Button>
+                    </Tooltip>
                     <Tooltip content="Schedule task" placement="top" size="lg" color="foreground">
                         <Button
                             size="lg"