See how Kutools for Outlook save your time in Outlook 2024, 2021, 2019, 2016, 2013, 2010 and Office 365.
The tools are organized below according to the Ribbon groups in which they appear.
Kutools Tab
Kutools Plus Tab
Kutools tab in the composing window
Note: The Kutools tab appears when you open an email in the Outlook reading pane.
Kutools tab in the reading window
Note: The Kutools tab becomes visible when an email is opened in the Outlook reading pane.
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Popular Group:
AI Mail Assistant: AI Mail Assistant utilizes the most advanced AI technology to assist you in replying to emails swiftly, precisely, and intelligently. Moreover, it optimizes email content, summarizes email messages, translates them into various languages, and extract the important info from the email contents, and analyze the emails, Additionally, you can create new templates to suit your specific needs, such as identifying contract loopholes.
AI Utilities:
- AI Summary: Streamline your workflow with AI-powered summarization. Instantly summarize multiple emails and generate detailed reports directly within Outlook—making your tasks faster and more accurate.
- Show Kutools AI Tab: If you've hidden the Kutools AI tab, click here to make it visible again.
- Disable All AI Features of Kutools: Disable all AI features and no show it again in the future.
- AI Settings: Configure AI providers, API keys, and models.
Tip: If you don’t have your own AI key, you can register for a Kutools AI key to get 100 free uses across all AI-powered features.
Smart Recipients: With cross-account contact access, advanced search, effortless sorting and filtering, customizable display options, and intuitive visual indicators, Smart Recipients ensures that your email communication is seamless and efficient.
Smart Address Book: Access contacts across accounts with ease. Quickly switch between accounts, search with full-field filters, display custom contact fields, and sort flexibly—all in one powerful contact management tool.
Bulk Processing: Includes a set of tools for bulk processing emails
Add Contacts:
View Group:
Tab Bar: Enable a tabbed interface in Outlook. All open windows—emails, contacts, tasks—are displayed in a tab bar for quick, easy switching between them.
Resource Pane: When enabled, a pane appears on the right side of the Outlook window (in the reading pane or pop-up). From here, you can insert emojis, AutoText entries, or bookmarks into your messages.
- Emoji: Add a wide variety of emojis to your message body. Compatible with all Windows systems. Create your own emoji groups for better organization.
- AutoText Pane: Save frequently used text, images, or shapes as AutoText entries for quick insertion while composing emails.
- Bookmark: Just like in Word, you can add bookmarks to your email content for easy navigation.
Toolbar: Enable this to display a floating emoji toolbar in Outlook, allowing you to insert emojis quickly while composing messages.
Utilities: When enabled, a pane appears on the right side of the Outlook window (in the reading pane or pop-up). From here, you can insert emojis, AutoText entries, or bookmarks into your messages.
- Close To Minimize: Minimize Outlook to the system tray instead of closing it when you click the Close (X) button—helping you keep Outlook running in the background without cluttering your taskbar.
- Message Reminders: Set up custom rules to receive alerts when important emails arrive. For example, if you define the keyword "Test" as important, any email containing "Test" in the subject, body, sender name, or sender address will trigger a real-time pop-up reminder.
- Show the Sender's Time Zone: Display both the original sent time and the current time in the sender’s time zone—ideal for scheduling replies.
- Show Hidden Information of Email: Reveal header details and metadata directly in the Outlook message window.
Messages Group:
Snooze: Temporarily move selected emails to the Snooze folder and bring them back to your inbox at a scheduled time.
Schedule Email: Customize when your email is sent. The message will be delivered automatically at the scheduled time you set.
Recurring Email: Customize when your email is sent. The message will be delivered automatically at the scheduled time you set.
Delay Email: Delay the delivery of all outgoing emails by a specified time. During this delay, you can freely cancel or edit the email before it's actually sent.
Send Separately: Send the same email to multiple recipients individually, each with a personalized greeting (e.g., “Dear John,” “Dear Sarah”)—without exposing other recipients' addresses. Tutorial...
Reply with Attachment: Keep original attachments when replying to an email—attachments won’t be lost during the reply.
Reply All with Attachment: When replying to all recipients, this feature ensures the original attachments are retained in your response.
Respond:
- Reply without History: Reply to the sender without including the original message content.
- Reply All without History: Reply to all recipients of an email, excluding the original message body.
- Recall Email: Attempt to recall previously sent emails using Outlook's recall function. You can recall a single message or multiple selected emails at once. A status window will confirm which emails issued a recall command, and you’ll receive a notification for each recipient indicating whether the recall was successful or not.
- Recall Email History: Track the recall status of your emails—including successful recalls, failed attempts, or unknown statuses.
Advanced Tools Group:
Advanced Rules: Provides more rule types and customization options than Outlook’s default settings—giving you greater control over how emails are handled.
Anti-Phishing: Automatically or manually check hidden links in emails and reveal the actual URLs—helping you avoid phishing scams and stay safe online.
Junk: A comprehensive group of tools to block or unblock specific emails and reduce unwanted messages in your inbox.
- Block Senders: Automatically move emails from a specific sender to the Junk Email folder. Simply select an email from the sender you want to block, enable this feature, and future emails from that sender will be filtered out.
- Block Sender Domains: Block all emails from a specific domain (e.g., @gmail.com). After selecting an email and enabling this feature, any future emails from that domain will go directly to the Junk Email folder.
- Block Subject: Automatically block emails that contain certain keywords or phrases in the subject line. Once enabled, emails matching your blocked subjects will be sent to Junk.
- Block Body: Filter emails based on specific words or phrases in the email body. For example, block emails containing “Rolex watch” to keep unwanted promotional content out of your inbox.
- Never Block Senders: Always receive emails from specific senders—regardless of other junk or block rules. Add one or more email addresses to your allowlist.
- Never Block Sender Domains: Whitelist entire domains (e.g., @company.com) so that emails from these domains are always delivered to your inbox.
- Never Block Subject: Ensure emails with specific subject lines are never marked as junk.
- Never Block Body: Allow emails that contain specific phrases or keywords in the body, even if other rules are active.
- Manage Junk Email Filter: A central dashboard where you can create, edit, delete, enable, or disable all junk email rules.
- Run Junk Rules Now: Instantly apply all your configured junk email filters manually—great for clearing out spam in one go.
Options Group:
Add date into subject when creating a new email: Automatically insert the current date into the subject line when composing a new email.
Add a signature with date when create, reply to and forward email: Automatically include the current date in your signature when composing, replying to, or forwarding emails.
Always reply with default account: Ensure that all replies are sent from your default email account, regardless of which account received the message.
Add greeting when create, reply to and forward an email: Automatically insert a personalized greeting into the email body when composing, replying to, or forwarding messages.
Include myself when reply all: Automatically include your own address in the recipient list when using "Reply All".
Warning when Reply / Reply All: Show a confirmation prompt when replying to a message with multiple recipients.
Warning me when reply all to a message that have me in Bcc: Display a warning dialog if your address is in the BCC field of an email you’re replying all to.
Use default account to forward: Automatically use the default account when forwarding emails.
Show: It will display a notification to tell you that what Kutools for Outlook has done for you. There are 6 options:
- 1. Show prompt window when auto-CC/BCC.
- 2. Show prompt window when forwarding automatically.
- 3. Show prompt window when replying automatically.
- 4. Show prompt window when recurring send email.
- 5. Show prompt window when schedule or delay send email.
Enable Log: Keep a log of all successful and failed automated actions performed by Kutools for Outlook.
Change default text zoom: Adjust the default zoom level for reading, composing, replying, and forwarding emails.
Enable query builder: Quickly enable Outlook’s hidden Query Builder for advanced search functionality.
Change maximum attachment size: Modify the attachment size limit to accommodate larger files.
Configure attachment types: Unblock or allow access to specific file extensions in email attachments.
Change the default attachment saving folder: Specify a default folder for saving email attachments.
Help Group:
Log: It helps to record the successful and failed results for the automatic operations of Kutools for Outlook.
Check for Updates: Check for and install the latest version of Kutools for Outlook.
Help:
- Feedback: Suggestion Submission / Error Submission.
- Change License: Enter or update your license information to activate the Pro version.
- Settings Center:Configure whether to enable AI features and set your preferred language.
- Toolbar mode: Choose your preferred layout or display mode for the Kutools toolbar.
- Share: Emails to Friends / Share to Facebook / Share to Twitter / Share to LinkedIn / Share to Weibo.
- About: View real-time information about background processes running in Kutools for Outlook.
Report Group:
Statistics: Quickly count emails in Outlook based on specific time periods or folder selections. You can optionally export the results to a new file, such as an Excel workbook. This tool is ideal for generating email activity insights.
- Count the total number of emails sent or received per day, week, or month
- Count the number of selected emails
- CCount emails across all folders and email accounts simultaneously
- Export the results to Excel for reporting or analysis
Report:
- Quick Report: Export detailed information about all messages in a selected email folder or all tasks in a selected task folder directly to Excel. You can customize which fields to include in the report to match your needs.
- Message Header Analyzer: Easily view and analyze the full internet headers of an email with one click. Useful for diagnosing delivery issues or identifying potential phishing attempts.
- Count Selected Items: This utility includes two powerful counting tools:
- Unread Items Counter – Instantly view the total number of unread items across all folders
- All Items Counter – Display the total number of both read and unread items in all Outlook folders
Delete Group:
Delete Duplicate Emails: Quickly scan and delete duplicate emails from selected folders across one or multiple accounts. Optionally, move duplicates to a specific folder instead of deleting them permanently.
Delete Duplicate Contacts: Delete duplicate contacts from one or multiple contact folders at once. You may also choose to move duplicates to another folder instead of deleting them.
Note: By default, duplicates are defined as contacts with the same Full Name and Email 1 Address. You can customize matching criteria.
Merge Duplicate Contacts: Merge duplicate contacts in one or more folders using specified matching fields.
Note: Default duplicate fields are Full Name and Email 1 Address, which can be customized.
Delete Duplicate Tasks: Quickly remove all duplicate tasks in a single folder or across multiple folders—keeping only one copy of each.
Remove Subject Prefix: Automatically remove common reply/forward prefixes such as RE: or FW: from selected emails or from entire folders. You can also define custom prefixes to remove.
Delete:
- Delete Emails by Same Sender: Instantly delete all emails in the current folder sent by the same sender as the selected email. You can apply a date range filter.
- Delete Emails by Same Subject: Delete all emails in the current folder with the same subject as the selected email, with optional date range filtering.
- Remove Stuck Messages: Emails sometimes get stuck in the Outbox due to large attachments or errors. Use this feature to delete all stuck messages with one click.
Attachments Group:
Attachment Manager: The Attachment Manager provides a centralized way to manage multiple attachments across multiple emails. You can quickly save, delete, compress, or detach attachments in bulk. It also supports automation—automatically detaching or compressing attachments for incoming and outgoing emails based on your rules.
Attachment Tools: This group collects some useful tools for easily handling Outlook attachments:
- Compress All attachments: Compress all attachments in one or multiple selected emails. You can also apply filters to compress only specific attachments.
- Uncompress All attachments: Instantly uncompress all zipped attachments from one or multiple selected emails.
- Detach All attachments: Remove all attachments from selected emails and save them to a specified folder. Advanced filters are available to target specific attachments.
- Restore All attachments: Restore previously detached attachments back to their original emails.
- Save All attachments: Save all or specific attachments from selected emails to a chosen folder using advanced criteria.
- Rename All attachments: Rename all attachments in a selected email without needing to save them to disk. Works in both received and composing email windows.
- Copy Names: Copy the names of selected or all attachments in an email to your clipboard with one click—ready to paste anywhere.
- Repair Links: If attachments were moved after detaching, this tool can batch repair broken links between emails and their corresponding detached files.
Auto Save attachments:Automatically save all incoming attachments to a specific folder. Rules can be set to save only attachments that meet certain conditions (e.g., by file name, sender, size, type).
Auto Detach attachments: Automatically detach all attachments from incoming emails. You can configure rules to control which types of attachments to detach.
Auto Compress attachments: Automatically compress attachments in both incoming and outgoing emails. Custom rules allow you to specify conditions for when compression occurs.
Attachment Options: Click the right-arrow button in the Attachments group to open Attachment Options. Here, you’ll find useful settings for managing how attachments are saved, detached, and compressed—making it easy to fine-tune your workflow.
Automatic Group:
Utilities Group:
- Delay Email: Automatically delay outgoing emails for a specified time after clicking "Send." During this delay, you can freely undo or revise the message before it’s delivered.
- Fix Reply Formatting: Outlook uses the original message format when replying. This utility allows you to define a default reply format that will always be used. Available formats include:
1) HTML 2) Plain Text 3) RTF (Rich Text)
- Fix Forward Formatting: Outlook forwards emails using the original message format. This tool enables you to set a default forwarding format. You can choose from:
1) HTML 2) Plain Text 3) RTF (Rich Text)
- Remind Me When I send a Message That’s Missing Attachments: Set your own keywords to trigger a missing attachment warning. When the email body or subject contains specific keywords but no attachments are included, a reminder will pop up before sending.
- Mark As Read: Deleted emails often remain marked as "unread" in the Deleted Items folder. This tool marks all unread emails in the Deleted Items folder (and its subfolders) as "read" with one click.
- Setup Fixed Reply-To Address: By default, replies go to the sender’s account. This feature allows you to set a fixed reply-to address, so all replies are directed to a specific account regardless of which one sent the original message.
Auto Reply: Easily create auto-reply rules for one or multiple accounts. Customize the subject and message content to fit your out-of-office or busy status scenarios.
Auto Forward: Automatically forward incoming emails to specific recipients based on customizable rules. Example rules include:
- Forward emails from a specific account.
- Forward emails with subject lines containing certain keywords.
- Forward emails with attachment names containing certain keywords.
- Forward emails when the body contains specific phrases.
Auto CC / BCC: Automatically add CC or BCC recipients when sending emails based on specific rules. Example scenarios include:
- Auto CC/BCC when sending from a specific account.
- Auto CC/BCC when the subject contains keywords.
- Auto CC/BCC when the attachment name contains keywords.
- Auto CC/BCC when sending to specific recipients.
Contacts Group:
Split to Multiple Contact Groups: Quickly split a single contact group (distribution list) into two or more smaller groups for better management.
Break Contact Group: Convert all members of a contact group into individual contact entries in your Contacts folder.
Folders Group:
Folder:
- All Folders Show Number of Unread Items: When enabled, Outlook will display the number of unread items next to all folders.
- All Folders Show Total Number of Items: When enabled, Outlook will display the total number of items (read + unread) for all folders.
- Consolidating Folders: Combine folders of the same type (e.g., Inbox, Sent Items) from multiple accounts into one unified folder. Optionally merge all items or limit to items within a specified time range.
- Merge Inboxes: Categorize and merge emails from multiple Inbox folders across different accounts into one. You can merge all messages or filter by time range.
- Merge Folders into Data File: Merge selected folders from multiple accounts into a single Outlook data file (*.pst). Choose to merge all items or filter by date range.
- Go To Folder: Instantly search for any folder by name and jump to it directly in Outlook.
- Temp Folder: Open Outlook’s secure temporary folder with a single click—for accessing embedded files or troubleshooting.
Search group:
Advanced Search: Easily search across Emails, Contacts, Tasks, Appointments, and Meetings using one or more conditions simultaneously. You can save your search settings as scenarios for reuse—saving time and improving productivity.
- Advanced search emails: Use one or more filters (e.g., sender, subject, date) to locate emails precisely. Save your criteria as reusable scenarios for future searches.
- Advanced search tasks: Locate tasks quickly by combining multiple conditions, then reuse the same setup with saved scenarios.
- Advanced search contacts: Filter your contact list using multiple criteria such as name, company, or category—and save your configuration for future use.
- Advanced search appointments and meetings: Easily find calendar entries based on time, location, participants, or keywords—and save the search for later reuse.
Search emails by sender
Search emails by recipient:
Search emails by current reply to:
(Search) This Contact: Quickly find all emails that include a specific contact from your address book.
Clear Search History: Instantly remove all recent Outlook search history with a single click.
Print Group:
Advanced Print: A powerful printing tool that enables flexible print options for various Outlook items.
- Print contacts or contact group: Print contacts with their notes, or print all members of a contact group on a single page.
- Print meetings: Print the list of attendees and their responses for any selected meeting.
- Print email: Print emails with or without headers, and optionally include the BCC field when printing sent messages.
Print Selection: Print only the selected content from an email—no need to print the entire message.
Calendar Group:
Remove Birthday Reminder: Disable all birthday reminders from your Outlook calendar with a single click.
Restore Birthday Reminder: Easily re-enable all previously disabled birthday reminders in your calendar.
While Composing or Replying to a Message
Duplicate Names: Remove all duplicate email addresses from the To, Cc, and Bcc fields with a single click.
My Names: Automatically remove your own email addresses from the To, Cc, and Bcc fields when composing a message.
Insert History Message: If you've used Reply Without History or Reply All Without History, click this button to reinsert the original message content into your current reply window.
Send Separately: Send the same email to multiple recipients with personalized greetings—without revealing other recipients’ addresses.
Direct Reply To: After setting a default reply-to address, you can disable it for individual emails using this option while composing.
Skip Auto CC / BB: Temporarily bypass auto CC or BCC rules for the current email, even if it matches existing conditions.
While Reading a Message
Rely Selection: Reply to an email using only the selected portion of text—perfect for quoting or referencing specific content.
Signature to Contact: Convert the sender’s signature into a contact entry with one click.
In the Contact Group Window
Information: Quickly count the number of members in a contact group with a single click.
