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The 5 Best AI Virtual Assistants I Use Daily for My Work in 2025

The 5 Best AI Virtual Assistants I Use Daily for My Work in 2025

Flo Crivello
CEO
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Marvin Aziz
Written by
Lindy Drope
Founding GTM at Lindy
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Lindy Drope
Reviewed by
Last updated:
August 15, 2025
Expert Verified

AI virtual assistants are changing how we work by handling routine tasks and boosting productivity. I use several of the best AI-powered virtual assistants daily to manage emails, schedule meetings, and automate workflows. These intelligent virtual assistants can save you time and help you focus on what matters most.

What is an AI Virtual Assistant? 

An AI virtual assistant is a software application powered by artificial intelligence that understands and responds to human language, both text and voice, to assist users with various tasks. 

It utilizes natural language processing (NLP) to process user input and generate responses, acting as a conversational interface. These assistants can be used for tasks like answering questions, setting reminders, scheduling appointments, and even managing complex business processes.

AI virtual assistants can operate across multiple platforms, including smartphones, computers, and smart speakers, making them accessible anytime and anywhere. Their ability to learn from interactions helps improve accuracy and personalization over time.

These assistants are widely used in both personal and professional settings to increase efficiency. From helping individuals manage daily routines to supporting businesses in automating customer support or sales outreach, AI virtual assistants are becoming indispensable tools in modern workflows.

Best AI Virtual Assistant: TL;DR

  1. Lindy: Best for no-code automation of workflows across multiple business apps
  2. Microsoft Copilot: Best for boosting productivity within the Microsoft 365 suite
  3. ChatGPT: Best for versatile conversational AI and creative text generation
  4. Google Assistant: Best for managing smart scheduling and tasks within the Google ecosystem
  5. Amazon Alexa: Best for voice-controlled smart home and device management

5 Best AI Personal Assistants in 2025

1. Lindy: Best for no-code automation of workflows across multiple business apps

What does it do? Lindy automates repetitive business tasks by connecting your favorite apps without any coding, freeing your team to focus on higher-value work.

Who is it for? Lindy is designed for founders, small business operators, and lean teams who want to scale operations and reduce manual work without adding headcount or complexity.

Lindy brings true AI-powered automation to businesses by acting as an always-on operations teammate. Unlike traditional tools that require complex coding or rigid workflows, Lindy’s no-code platform lets you build and customize intelligent agents that handle a wide range of business tasks smoothly. 

For example, Lindy can automatically capture incoming leads from multiple channels, qualify them with AI insights, and schedule meetings, all without manual intervention. This level of automation drastically reduces response times, which can directly improve sales conversions.

One of Lindy’s strengths lies in its ability to coordinate multiple AI agents simultaneously, creating collaborative workflows that span across apps and departments. This means processes like customer support email triage, contract processing, and appointment booking can be fully automated end-to-end, increasing both accuracy and speed.

And with Lindy, you can also benefit from built-in monitoring tools that let you review and tweak workflows on the fly, giving you control while building trust in AI operations.

Lindy integrates with thousands of popular tools, including Gmail, Slack, Salesforce, Google Calendar, and specialized industry platforms like EMRs, making it flexible enough to fit into existing business ecosystems. Because Lindy runs 24/7 without breaks or errors, it ensures consistent execution and frees your team from repetitive, low-value tasks.

Whether you’re a startup founder or a growing business, Lindy empowers you to reclaim time and focus on strategic priorities, all while scaling operational efficiency without increasing headcount.

Pros

  • No-code setup with ready-to-use templates
  • Flexibility to switch between different AI models
  • Powerful AI agents automate complex multi-step workflows
  • 24/7 automation with access to Lindy Academy for guides and tutorials

Cons

  • Initial onboarding needed to scope tasks clearly
  • Advanced workflow customization has a learning curve

Pricing

  • Free plan: 400 credits per month, up to 400 tasks, 1M character knowledge base
  • Pro ($49.99/month): 5,000 credits, up to 5,000 tasks, 20M character knowledge base, premium actions, basic phone call features
  • Business ($299.99/month): 30,000 credits, up to 30,000 tasks, 20M character knowledge base, premium actions, premium phone call features, priority support
  • Custom: Unlimited credits, custom AI agent implementation, dedicated account manager, onboarding, workflow satisfaction guarantee

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2. Microsoft Copilot: Best for boosting productivity within the Microsoft 365 suite

What does it do? Microsoft Copilot embeds AI into Microsoft 365 apps, enhancing productivity by generating content, analyzing data, and automating workflows across Word, Excel, PowerPoint, Outlook, and Teams.

Who is it for? Ideal for businesses already using Microsoft 365 who want to enhance employee productivity with AI-driven insights and automation without changing their workflow.

Microsoft Copilot integrates advanced AI deeply into the Microsoft 365 apps you already rely on, like Word, Excel, PowerPoint, Outlook, and Teams, transforming them into powerful productivity assistants. Rather than generic AI, Copilot’s suggestions are grounded in your organization’s real work data, making outputs highly relevant and context-aware. 

Imagine you’re preparing a quarterly business report in Word. Copilot can help draft sections, summarize key points from data-heavy documents, or rephrase complex ideas clearly, saving hours of writing time.

In Excel, Copilot goes beyond basic functions by analyzing large datasets and automatically generating charts, insights, and trend analyses without needing advanced formulas. This makes it easier for finance or operations teams to extract meaningful conclusions quickly. 

Meanwhile, Outlook and Teams benefit from AI-assisted email drafting, smart scheduling, and real-time meeting summaries, keeping communication efficient and organized.

A key feature is Copilot Studio, which allows organizations to build and customize AI agents tailored to specific workflows, automating repetitive tasks like approval routing or data entry while adhering to enterprise-grade security and compliance standards. For example, a project manager could create an agent that automatically updates task statuses based on team inputs across various Microsoft apps.

Copilot Chat, powered by GPT-4, offers secure conversational AI that’s included free for Microsoft 365 Entra users, providing real-time assistance inside your enterprise environment. 

Paid Copilot plans unlock more advanced integrations and customization, making Microsoft Copilot a scalable AI assistant designed to amplify productivity without disrupting your existing workflow.

Pros

  • Context-aware AI grounded in your data
  • Option to choose from custom or pre-built agents
  • Enterprise-grade security, privacy, and compliance

Cons

  • Pricing can be high for small teams
  • Requires Microsoft 365 subscription to use

Pricing

  • Free: Included with Microsoft 365 Entra accounts, access to Copilot Chat powered by GPT-4, secure AI chat, priced on usage
  • Microsoft 365 Copilot ($30/user/month): Includes all free features plus AI integration in Word, Excel, PowerPoint, Outlook, Teams; access to Copilot Studio for creating custom agents
  • Microsoft 365 Business Basic + Copilot ($36/user/month): Everything in Microsoft 365 Copilot plus identity and access management for up to 300 users, 1 TB cloud storage per user, 10+ additional Microsoft apps

3. ChatGPT: Best for versatile conversational AI and creative text generation

What does it do? ChatGPT offers powerful AI-driven conversational capabilities and creative text generation for both personal and professional use.

Who is it for? Ideal for anyone needing a flexible AI assistant, from writers and developers to businesses automating customer interactions or brainstorming ideas.

ChatGPT by OpenAI is a versatile AI platform that excels in natural language understanding and generation, making it my go-to assistant for a wide range of tasks. I’ve personally tested it to draft everything from quick emails to long-form creative content, and it consistently produces coherent, helpful responses. 

One of its standout features is Codex, which I’ve used for coding assistance. It helps generate and debug code in multiple programming languages, making ChatGPT feel like a smart coding partner whenever I’m stuck on a technical problem.

Beyond text, ChatGPT also supports voice agents and integrates with apps that enable spoken conversations. I found this especially useful for hands-free tasks like setting reminders or brainstorming ideas while on the move. 

Whether you’re sketching out a novel plot, managing daily schedules, or experimenting with customer support chatbots, ChatGPT adapts to these different roles.

And for quick writing edits, there’s GPT’s Canvas, a collaborative workspace where you can live-edit AI-generated content alongside teammates. This real-time editing has made it easier to refine presentations and documents without bouncing files back and forth. It turns ChatGPT into a creative partner for both solo projects and team collaborations.

On the downside, GPT can hallucinate and can’t be blindly trusted with sensitive information. At times, you may also need to give crystal-clear prompts for desired results. 

Overall, whether you’re a student, professional, or business leader, ChatGPT’s flexibility and ongoing learning make it a powerful tool to save time, boost creativity, and solve problems faster.

Pros

  • Option to search chat history 
  • Great for writing, planning, and idea generation
  • Enhanced performance with GPT-4.1 for coding and instructions
  • natural language understanding with multilingual support for easy communication

Cons

  • Some models may not be very handy 
  • Integration into specific workflows might need additional tools

Pricing

  • Free: Access to GPT-4o with usage limits
  • ChatGPT Plus ($20/month): Enhanced access to GPT-4o, faster response times
  • Team Plan (starts at $25/user/month): Collaborative workspace, admin controls
  • Enterprise (Custom pricing): Advanced security, unlimited usage, dedicated support

4. Google Assistant: Best for managing smart scheduling and tasks within the Google ecosystem

What does it do? Google Assistant helps you manage tasks, schedules, and smart home devices through voice commands and integrations within the Google ecosystem.

Who is it for? Ideal for users deeply invested in Google apps and devices who want hands-free control and smooth task management.

Google Assistant is a smart, voice-activated AI assistant designed to simplify everyday tasks, especially if you’re already using Google services like Calendar, Gmail, and Nest devices. I’ve tested it extensively for managing my schedule, and it easily adds, changes, or cancels appointments using natural voice commands, syncing everything instantly with Google Calendar. 

For example, you can say, “Hey Google, schedule a meeting with Alex tomorrow at 3 PM,” or “Remind me to call the client at noon,” and it handles these without missing a beat.

Beyond scheduling, Google Assistant controls smart home devices effortlessly. Whether it’s adjusting your thermostat, turning lights on and off, or managing connected speakers, the assistant acts as a central hub. You can say, “Play my workout playlist on Spotify,” or “Turn off the bedroom lights,” to create a comfortable environment hands-free.

I also set routines where saying “Good morning” triggers a sequence that reads my agenda aloud, turns on the lights, and even starts the coffee maker, streamlining my mornings.

Its contextual awareness also extends to reminders, alarms, and quick answers to questions, making it useful both at home and on the go via smartphones, smart speakers, or watches. Google’s continuous improvements in voice recognition and conversational AI make interactions feel natural and fluid.

If you want an assistant that fits smoothly into the Google ecosystem, offering powerful scheduling and smart home controls with simple voice commands, Google Assistant remains one of the most accessible and reliable AI virtual assistants available today.

Pros

  • Extensive integration with Google apps and services
  • Natural voice commands for scheduling and smart home control
  • Works across phones, speakers, laptops, watches, and smart displays

Cons

  • Can’t help with workflow automation
  • Limited functionality outside the Google ecosystem

Pricing

  • Free: Available on all compatible devices with full features included

5. IBM Watson Assistant: Best for enterprise-grade customer service automation and complex workflows

What does it do? IBM Watson Assistant provides AI-powered virtual assistants that automate customer support and handle complex business workflows across multiple channels.

Who is it for? Designed for enterprises and businesses needing robust, scalable AI solutions to improve customer engagement and reduce support costs.

IBM Watson Assistant stands out as a powerful, enterprise-focused AI virtual assistant designed to deliver smarter, faster customer service and automate complex workflows.

I’ve tested Watson Assistant across various channels, website chatbots, voice IVR, and messaging platforms, and its real strength lies in understanding nuanced customer queries and routing them efficiently. This reduces wait times and ensures users get the help they need quickly.

Watson Assistant combines advanced natural language understanding with deep machine learning models, allowing it to provide personalized and context-aware responses. 

If you’re in retail, it can handle detailed product questions, track orders in real time, and escalate issues to human agents when needed. Because it integrates with backend systems and databases, Watson can even pull live data for accurate answers, which greatly improves customer satisfaction.

One feature that impressed me is the Visual Builder, a no-code interface that lets teams create, test, and deploy AI assistants quickly without needing extensive AI expertise. This speeds up deployment and allows constant iteration as business needs evolve. 

Watson supports multichannel deployment, offering a consistent experience whether users interact via chat on a website, a phone call using IVR, or messaging apps like WhatsApp or SMS.

Security is paramount at IBM, and Watson Assistant comes with enterprise-grade compliance certifications, data encryption, and strict privacy controls. This makes it a dependable choice for businesses requiring strong governance while scaling AI-powered customer engagement. 

While not suitable for small teams, Watson is an ideal solution for enterprises wanting flexible, AI assistants tailored to complex customer service and internal workflow automation.

Pros

  • Intelligent Context Gathering
  • Support over 50,000 active monthly users
  • Multi-channel support including voice, chat, and messaging

Cons

  • Can be expensive for smaller businesses
  • Requires technical setup and integration effort

Pricing

  • Lite (Free): 10,000 API calls per month, basic features
  • Plus ($140/month): 100,000 API calls, advanced analytics, customer support
  • Enterprise (Custom pricing): Unlimited usage, dedicated support, custom SLAs

How Do I Choose the Best Virtual Assistant AI?

Choosing the best virtual assistant AI means finding a tool that fits your unique workflow, goals, and technical comfort level. It’s important to consider how the AI integrates with your existing apps, the ease of use, customization options, reliability, and pricing. The right assistant should save you time and simplify your work without adding complexity.

Here’s all that I considered:

  1. Integration with existing tools: A good AI virtual assistant connects well with the apps and platforms you already use every day, such as email, calendar, CRM, or chat tools. Strong connections help you automate tasks across different systems and keep all your data up to date without extra effort or switching apps.
  2. Ease of use and setup: The best assistants are simple to set up, with no coding needed. Fast onboarding, clear templates, and easy-to-understand dashboards let you start automating quickly. This also means your team can use the tool without spending too much time learning how it works.
  3. Customization and flexibility: Every business works differently, so it’s important to pick an assistant that lets you adjust workflows, AI responses, and tasks to fit your needs. Whether you want to automate simple jobs or create more complex processes, flexibility helps the tool grow as your work changes.
  4. Reliability and speed: An AI assistant must do its job correctly and respond quickly. Look for tools known for steady performance, fast replies, and few errors. You want to trust the assistant to handle important tasks at any time without needing constant checks.
  5. Security and privacy: If you deal with sensitive data, your assistant should protect it well. This means using strong encryption, following privacy laws, and letting you control how information is stored and shared. Good security builds trust and keeps your data safe.
  6. Pricing and scalability: It’s important to start with a plan that fits your budget, but also to know how costs will grow as you use the tool more. Clear pricing and flexible options help avoid surprises and make sure the assistant can support your team as it grows.

Choosing the right AI virtual assistant takes some thought, but focusing on these key factors will help you find one that fits your needs and makes your work easier. The right assistant should save you time, reduce busywork, and grow with your business, giving you more space to focus on what matters most.

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What is the Best AI Assistant? 

Lindy is one of the best AI assistants for businesses and busy professionals who want reliable, no-fuss automation. Unlike many assistants that require coding skills or complex setups, Lindy offers a no-code platform that lets you automate repetitive tasks across your favorite apps quickly and easily. 

From managing emails and scheduling meetings to handling customer support and lead outreach, Lindy acts as your 24/7 AI teammate, working tirelessly without breaks or errors.

Lindy connects smoothly with a wide range of apps you already use and offers pre-built templates tailored for common workflows, making setup fast and straightforward. It adapts to your business needs and grows with you, freeing your team from manual tasks and letting you focus on what really matters: strategy and growth. 

Ready to see how automation can transform your work? Try Lindy today and experience the future of AI assistance.

Frequently Asked Questions

Who are the top AI assistants available today?

The top AI assistants today include tools like Lindy, Microsoft Copilot, ChatGPT, and Google Assistant. These assistants excel in different areas such as workflow automation, productivity boosts, creative writing, or smart scheduling. 

The best choice depends on your needs. Whether you want deep integrations with business apps, versatile conversational AI, or seamless control of smart devices. Many leading assistants combine multiple capabilities, helping users save time and work more efficiently.

What makes the best intelligent virtual assistant stand out?

The best intelligent virtual assistant stands out by providing accurate, context-aware responses and automating complex workflows without much setup. Strong integration with your existing tools and platforms is key, as is reliability and security. 

How can virtual assistants AI improve business operations?

Virtual assistants AI improve business operations by automating repetitive tasks such as lead management, customer support, scheduling, and data entry. By taking these off employees’ plates, AI-powered assistants free up time for strategic work. They also increase accuracy and speed, reducing human error and delays. 

Many businesses find that AI assistants enhance team productivity, improve customer experiences, and help scale operations without adding more staff, making them vital tools for modern workflows.

What should I look for when choosing the best AI personal assistant?

When choosing the best AI personal assistant, focus on how well it integrates with your daily tools, the ease of customization, and its ability to handle tasks relevant to your lifestyle or work. Consider if it supports voice commands, mobile access, and proactive task management. 

The ideal assistant adapts to your habits and grows with your needs, helping you stay organized and efficient both personally and professionally.

What are AI-powered virtual assistants best used for?

AI-powered virtual assistants are best used for automating everyday tasks like managing calendars, sending reminders, answering frequently asked questions, and supporting customer interactions. They excel in helping users organize work and life by reducing manual effort and improving response times.

About the editorial team
Flo Crivello
Founder and CEO of Lindy

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Education: Master of Arts/Science, Supinfo International University

Previous Experience: Founded Teamflow, a virtual office, and prior to that used to work as a PM at Uber, where he joined in 2015.

Lindy Drope
Founding GTM at Lindy

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Education: Master of Arts/Science, Supinfo International University

Previous Experience: Founded Teamflow, a virtual office, and prior to that used to work as a PM at Uber, where he joined in 2015.

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