July 08, 2026
From many years, email has been the most used medium of business communications. And dealing with overflowing inboxes has remained a universal problem.
Sorting, prioritizing & drafting emails, personalizing replies, and unsubscribing consume lots of your time. This makes your other meaningful tasks get delayed.
To address these problems, there is a strong need to bring automation to email platforms. And when the word automation is tossed, how can AI be left out of your thoughts?
AI email tools have turned out to be great productivity-boosting tools that can automate email management.
This blog has listed the 15 best AI email assistants that you can use in your email workflows to ease out routine tasks.
Top 15 AI Email Assistants of 2026
We have selected 15 top AI email tools to help you out in choosing the ideal email assistant. Let's go through each one of them.
1. AI Email Assistants for Gmail & Outlook
This AI email software provides all email automation facilities, but what makes it stand out is that it supports multiple AI models. So you can choose any model to work with based on the security, budget, and functionalities.
Key features:
- Compose emails by prompting required details
- Generate personalized replies and also summarize emails
- Proofread composed emails or replies
- Support multilingual emailing
- Provide suggestions for subject lines
- Automate follow-up emails
- Detect scams by identifying suspicious emails
Pricing:
- Provide a 7-day free trial
- Charge Rs 249 quarterly and Rs 1099 yearly
Develop powerful PowerPoint add-ins tailored to your business needs
2. Microsoft Copilot for Outlook
Unlike other email assistant software, Copilot will access the entire Microsoft ecosystem from Outlook only. It collects the context from Teams, Word, Excel, and other Microsoft-powered platforms to use it in Outlook.
Key features:
- Context-based email drafting and replying
- Summarize entire email conversation from first mail to last
- Prioritize emails by showing ratings
- Organize meetings through email conversations
- Automate archiving, flagging, and marking emails as read
Pricing:
- It provides a free trial with some specific conditions only
- You will experience Copilot with the entire Microsoft 365 apps (no specific plan for only Outlook)
- Individual plan – Rs 6899/year (personal), Rs 1899/year (family), Rs 19999/year (premium)
- Business plan – Rs 1495.73/user/month (basic), Rs 1955/user/month (standard), Rs 2660/user/month (premium) (all billed annually)
- Enterprise plan – custom pricing
3. Google Gemini for Gmail
Even though Gemini is integrated within Gmail, it has proper visibility into other related Google platforms such as Docs, Drive, Sheets, etc. Other AI email management tools lack this ability.
Key features:
- Type @ followed by file name in prompts to directly pull the data from Google Drive
- Provide AI email writing assistant
- Summarize entire email thread
- Customize replies based on recipients' taste
- Check for grammatical and spelling errors
- Support emailing in multiple languages
Pricing:
- Offers a 14-day free trial for each plan
- Google Workspace Business Starter – Rs 270/user/month (billed annually)
- Google Workspace Business Standard – Rs 864/user/month (billed annually)
- Google Workspace Business Enterprise – custom pricing
4. Superhuman
This email automation software is keyboard-driven. You can speed up any task with keyboard shortcuts, which you can hardly find in any other email automation software.
Key features:
- Ask any query related to filtering, searching, extracting information, etc.
- Offers an AI email summarizer
- Make emails reappear at your scheduled time (email snoozing)
- Automate email categorization and store it in the belonging folder
- Identify and archive emails that are already attended but can’t be deleted
- Carry out actions with keyboard shortcuts
- Automate email drafts and responses
Pricing:
- Provides a free plan
- Pro plan – Rs 983/user/month (billed annually)
- Business plan – Rs 2700/user/month (billed annually)
- Enterprise plan – custom pricing
5. Shortwave
This free AI email assistant stores the same conversation into one group. It is not similar to categorizing or labeling emails based on departments, which other alternatives do.
Key features:
- AI-based email translation for non-familiar languages
- Offers AI email composer and responder
- Automates summarizing emails
- Smart conversation grouping
- Allows email snoozing and scheduling through prompts
- Allows sharing inboxes within the team
- Automates inbox clearing by archiving and deleting emails
Pricing:
- Personal (individual use) – free
- Personal Pro – Rs 1712/user/month (billed annually)
- Business – Rs 2853/user/month (billed annually)
- Business Premium – Rs 4280/user/month (billed annually)
- Business Max – Rs 11413/user/month (billed annually)
6. Lindy
This inbox management assistant not only drafts, replies, and summarizes but also executes tasks. It acts like an autonomous AI agent.
Key features:
- Goes beyond email management to automate workflows
- Routes email to the appropriate person if not come under you
- Updates connected CRM platforms directly from the inbox
- Allows to setup workflow that get triggered when specific situations are met
- Automates follow-up emails
Pricing:
- Offers 7 days free trial for each plan
- Plus – Rs 4754.36/month (billed monthly)
- Pro – Rs 9509.68/month (billed monthly)
- Max – Rs 19020.31/month (billed monthly)
- Enterprise – custom pricing
Simplify inbox management with feature-rich Gmail add-in solutions.
7. SaneBox
SaneBox is best known for its ability to only read headers of emails. It carries out some actions automatically by looking at your email management style. It does not generate or rephrase emails like other alternatives.
Key features:
- Sorts emails and prioritizes them by moving less urgent emails to the SaneLater folder
- Sends summaries (Daily Digest) of all less-priority emails that moved to SaneLater
- Snooze emails by moving them to folders SaneTomorrow, SaneNextWeek, Sane15Days (custom snoozing), etc.
- Forward a sent email or the email to be sent to the TIME@sanebox.com address for setting a follow-up reminder (e.g., 2hours@sanebox.com)
- Offers easy unsubscribing or blocking by moving emails to SaneBlackHole folders
Pricing:
- Provides a 14-day free trial for all plans
- Basic plan (Snack) – Rs 230.64/month (billed annually)
- Pro plan (Lunch) – Rs 388.85/month (billed annually)
- Premium plan (Dinner) – Rs 1103.65/month (billed annually)
- Also offers custom pricing for specific needs
8. SmartWriter
This email assistant personalizes emails by collecting all available information about the recipient from the internet. It can gather the details from any social media platform, their own websites, any recent events they attended, or anything.
Key features:
- Deep-level customization for cold emails
- Allows multiple sales and CRM platforms to integrate
- Generates a series of emails for different purposes
- Allows scheduling each email in a series to be sent at different times, maintaining a sequence
Pricing:
- 7-day free trial
- Basic plan – Rs 4670.02/month (billed annually)
- Popular plan – Rs 11818.01/month (billed annually)
- Pro plan – Rs 28496.64/month (billed annually)
- For exceptional requirements, it also provides customized pricing
9. Missive
This inbox assistant is unique compared to others in terms of the collaboration it provides. The entire team can work on the same email, eliminating the need to forward the emails to one another.
Key features:
- Allows to comment on email threads that are invisible to clients
- Assign any email to a particular member in the shared inbox
- Allows chit-chatting alongside email threads
- Provides an AI email writer (for replying, rephrasing, or generating from scratch)
- Allows multiple people to work on the same draft
- Generates, stores, and reuses email templates
- Integrates with CRM, marketing, sales, and project management platforms
Pricing:
- It has a free plan but with limited functionalities
- 30-day free trial for each plan
- Starter plan – Rs 1334.29/user/month (billed annually)
- Productive plan – Rs 2287.36/user/month (billed annually)
- Business plan – Rs 3431.03/user/month (billed annually)
- Accept customization proposals for specific needs
10. MailMaestro
MailMaestro connects deeply with business ecosystems and always provides live updates in emails. Unlike other platforms, which only keeps record of the email thread.
Key features:
- Provides an AI email generator for drafting, replying, and summarizing
- Allows to manage the tone (professional, formal, casual)
- Supports emailing in multiple languages
- Proofreads the email content and rephrases wherever required
- Automates scheduling through email conversations
Pricing:
- MailMaestro offers a free plan which doesn’t include features from professional plans
- Professional/Team plan with Rs 1143.68/user/month (billed annually)
11. Gmelius
Gmelius can represent emails in the form of tasks and can be tracked throughout the lifecycle. Emails can be moved from one stage to another based on the progress achieved.
Key features:
- Allows to create email templates and stored it centrally to reuse
- Provides an AI email reply assistant that responds contextually
- Helps to summarize and generate emails from scratch
- Allows sharing of drafts to work collectively
- Performs analysis on team performance and some other KPIs
Pricing:
- Provides a 7-day free trial for each plan
- Basic plan (meli) – Rs 1810.82/user/month (billed annually)
- Growth plan – Rs 2382.66/user/month (billed annually)
- Pro plan – Rs 3812.26/user/month (billed annually)
- Enterprise plan – custom pricing
Automate email, calendar, and task management with custom Outlook add-ins.
12. Hiver
This email automation tool stands out from other tools because it provides service level agreement (SLA) management. This helps to ensure that client emails are resolved on time or not.
Key features:
- Sends customer surveys after final conversations
- Notifies when another member is attending any email
- Automates email generation, replies, and summarization
- Allocates emails to particular members
- Routes email to appropriate member
Pricing:
- Provides a free plan
- 7-day free trial for paid plan
- Growth plan – Rs 2382.66
- Pro plan – Rs 5241.86
- Elite plan – Rs 8101.05
13. Warmer.ai
Warmer.ai collects the information related to the prospects and personalizes the emails accordingly. This benefits businesses by attracting more customers and encouraging them to get back to you.
Key features:
- Creates personalized first conversation emails
- Bulk personalizes emails for targeting multiple audiences simultaneously
- Provides a Chrome extension for quicker prospect research
- Automates email drafts, replies, and summarization
- Generates follow-up emails based on a set schedule
Pricing:
- 7-day free trial
- Growth plan – Rs 4686.22/month (billed annually)
- Professional plan – Rs 9451.55/month (billed annually)
- Scale plan – Rs 19776.10/month (billed annually)
Read More: Top CRM Add-ins for Microsoft Outlook
14. Alfred
Alfred analyzes entire inbox while you’re offline. And as soon as you get back to work, it will provide you with a list of high-priority emails, already drafted replies for selected emails, and much more.
Key features:
- Provides context-aware email drafting AI
- Sorts emails and prioritizes based on urgency
- Extracts tasks from emails and creates a list of tasks to be carried out
- Automates cleaning and labeling of inbox
- Provides daily briefs on work that is due
Pricing:
- Doesn’t have fixed pricing. Billed based on functionalities.
- Provides free trial
15. Canary Mail
Canary Mail is a popular email automation tool providing advanced security features. It allows sending end-to-end encrypted emails even to non-Canary Mail users.
Key features:
- Provides insights from email threads
- Automates smart email replies and drafts
- Summarizes the entire email thread
- Allows snoozing of emails
- Identifies fraudulent emails
Pricing:
- Provides a free plan and free trial for other plans
- Growth plan – Rs 3431.03/year
- Pro plan – Rs 9530.65/year
Note: All pricing, plans, and related free trials are based on the information available at the time of writing the article. We recommend visiting the official website to get the latest plan details for each tool.
So, these are the top-rated and best AI assistants for email that help you reduce the huge burden of communication in business. Hope you found this list useful and helpful. To explore more such blogs, click here.
Transform Your Inbox with the Right AI Email Assistant
This blog has gone through the list of best AI assistants for email, using which you can simplify your business communication.
The best AI email assistant is not the one with the highest features, but it is the one that fulfills all your requirements. It is the one that gives you the expected return on investment (ROI). It is the one that fits into your existing email platform.
Some of the top email workflow automation tools of 2026 are listed above. All of these serve different functionalities and stand out from each other in some ways. But choosing one will completely depend on your needs.
By integrating the correct email collaboration tools, businesses can not only improve but also speed up communication. So always think twice before going for one.
FAQs
1. What are the key differences between native email AI and third-party assistants?
Native email AI assistants are built for specific platforms such as gemini, copilot. These are limited to the ecosystem for which they are built. Whereas third-party email assistants are built in such a way that they support multiple email platforms.
2. How do these tools handle data privacy and sensitive information?
Most AI email assistants protect user data through encryption, secure cloud infrastructure, and compliance with industry standards. Many also offer enterprise-grade security features like role-based access controls, audit logs, and secure authentication to safeguard sensitive information.
3. Will an AI assistant automatically send emails on my behalf?
In most cases, no. AI email assistants typically draft, rewrite, summarize, or suggest replies, but you review and approve the content before it is sent. This gives you full control over your communications and helps prevent accidental or inappropriate emails.
4. Do I need to switch my current email client to use AI?
Not necessarily. Many AI email assistants work directly within popular email platforms like Gmail, Google Workspace, Microsoft Outlook, and Microsoft 365 through browser extensions, add-ins, or integrations, so you can continue using your existing email client.
Kapil Panchal
A passionate Technical writer and an SEO freak working as a Content Development Manager at iFour Technolab, USA. With extensive experience in IT, Services, and Product sectors, I relish writing about technology and love sharing exceptional insights on various platforms. I believe in constant learning and am passionate about being better every day.
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