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10 Best AI Assistants (July 2024)

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Unite.AI is committed to rigorous editorial standards. We may receive compensation when you click on links to products we review. Please view our affiliate disclosure. intelligence (AI) assistants are becoming indispensable in today’s society. You see them everywhere, from smartphones to medical institutions. The number of AI assistants on the market is only increasing, and they will become even more integrated into our lives. 

What defines an AI assistant?

What is an AI Assistant?

An AI assistant can be defined as a software program that relies on technologies like natural language processing (NLP) to follow voice and text commands. They are capable of carrying out many of the same tasks as human assistants, such as reading text, taking dictation, making calls, and much more. 

AI assistants are often based on the cloud, meaning you can access them anywhere as long as there is an internet connection. To integrate them even more into your day-to-day life, they can be connected to smart devices. The best AI assistants rely on self-teaching algorithms to become highly personalized. For example, they can learn your preferences or speech patterns. 

The market for AI assistants has been rapidly growing and becoming more competitive. 

Let’s take a look at the 10 best AI assistants: 

1. ChatGPT App

Say hello to GPT-4o

The ChatGPT app, powered by the advanced GPT-4o model, is a cutting-edge tool that leverages artificial intelligence to facilitate seamless and natural conversations with users. GPT-4o, the latest iteration in the series, enhances the app’s capabilities with improved understanding, context-awareness, and response accuracy. This model allows the app to handle complex queries, generate more coherent and contextually relevant responses, and support a wider array of applications, from personal assistance to customer support.

Designed for versatility, the app can be used for tasks such as answering questions, providing recommendations, generating content, and more. Its intuitive interface ensures that users can engage in dialogues that feel natural and human-like. Continuous learning capabilities enable the app to adapt to individual user preferences, making interactions increasingly personalized and efficient over time.

The integration of GPT-4o significantly boosts the app's performance, ensuring that it remains at the forefront of AI-driven conversational tools. This makes it an essential resource for anyone seeking advanced, responsive, and intelligent assistance in various aspects of their daily lives.

  • Advanced AI: Utilizes GPT-4o for accurate, natural conversations.
  • Versatile Use: Ideal for questions, recommendations, and content creation.
  • User-Friendly: Intuitive design for seamless engagement.
  • Personalized: Adapts to user preferences through continuous learning.
  • High Performance: Enhanced capabilities with GPT-4o integration

Visit ChatGPT App →

2. Otter

OtterPilot™: Your AI Meeting Assistant

Get an AI meeting assistant that records audio, writes notes, automatically captures slides, and generates summaries.

Collaborate with teammates in the live transcript, by adding comments, highlighting key points, and assigning action items.

Save time with automated meeting notes by connecting Otter to your Google or Microsoft calendar and it can automatically join and record your meetings on Zoom, Microsoft Teams, and Google Meet. Follow along live on the web or in the iOS or Android app.

When someone shares slides during a virtual meeting, Otter automatically captures and inserts them into the meeting notes, providing complete context of the content that was discussed.

After the meeting, Otter generates and emails a summary that allows you to easily recall and share key information, saving you time from having to revisit the entire transcript.

  • Record and transcribe calls instantly.
  • Allows adding comments and highlighting key points.
  • Connects to Google & Microsoft Calendar.
  • Automatically captures and inserts slides into meeting notes.
  • Generates summaries automatically and emails them.

Read Review →

Visit Otter →

3. Fireflies Platform Overview New

Fireflies is an AI meeting assistant that uses NLP to eliminate the need for note taking during a meeting. Easily record, transcribe, and search across your voice conversations on an intuitive to use platform.

Instantly record meetings across any web-conferencing platform. It's easy to invite Fireflies to your meetings to record and share conversations.

Fireflies can transcribe live meetings or audio files that you upload. Skim the transcripts while listening to the audio afterwards.

Working in teams becomes a seamless process, add comments or mark specific parts of calls to quickly collaborate with teammates on important moments from your conversations.

The best part might be the search functionality, it enables you to review an hour long call in less than 5 minutes. Search across action items and other important highlights.

  • Record and transcribe calls instantly.
  • Chrome extension to capture meetings & calls directly from the browser.
  • Simple to use search allows easy review of calls.
  • An easy to use meeting bot, invite Fireflies bot to a meeting or have it autojoin calls on your calendar.
  • Transcribe anything – Transcribe existing audio files instantly inside the dashboard.
  • Offers native integrations to dialers, Zapier, or the API to process audio & calls.
  • Eliminate note taking.

Read Review →

Visit Fireflies →

4. Murf

Create and Customise Voice Overs | Murf AI

Topping our list of best AI tools for business is the text speech generator Murf, which is one of the most popular and impressive AI voice generators on the market and is often used to build AI assistants. Murf enables anyone to convert text to speech, voice-overs, and dictations, and it is used by a wide range of professionals like product developers, podcasters, educators, and business leaders.

Murf offers a lot of customization options to help you create the best natural-sounding voices. It has a variety of voices and dialects that you can choose from, as well as an easy-to-use interface.

The text to speech generator provides users with a comprehensive AI voice-over studio that includes a built-in video editor, which enables you to create a video with voiceover. There are over 100 AI voices from 15 languages, and you can select preferences such as Speaker, Accents/Voice Styles, and Tone or Purpose.

Another top feature offered by Murf is the voice changer, which allows you to record without using your own voice as a voiceover. The voiceovers offered by Murf can also be customized by pitch, speed, and volume. You can add pauses and emphasis, or change pronunciation.

Here are some of the top features of Murf:

Large library offering more than 100 AI voices across languages:

  • Expressive emotional speaking styles
  • Audio and text input support
  • AI Voice-Over Studio
  • Customizable through tone, accents, and more

Read Review →

Visit Murf →

5. Siri

As you probably could’ve guessed, topping the list is Apple’s Siri. This an AI assistant nearly everybody knows, and it garnered more attention than any other outside of ChatGPT. Siri relies on natural language user interface (UI) and voice queries, which enables it to perform many useful functions. 

Siri is available on the major Apple platforms like IOS, macOS, and iPadOS. It is highly personalized, adapting to users’ languages, searches, preferences, and much more. 

Here are some of Siri’s top functions: 

  • Answer questions
  • Make recommendations
  • Make phone calls and send text messages
  • Dictate location
  • Refers to internet services

Visit Siri →

6. Cortana

Siri’s biggest competitor on the market is Microsoft's Cortana, which is another one of the top AI assistants. Cortana relies on NLP, the Bing search engine, and various forms of data to come up with its personalized recommendations. It’s API’s work with Windows and other 3rd party apps. 

Cortana is also compatible with many platforms like Windows 10, Windows mobile, Android, Alexa, and Mixed Reality (MR). 

The AI assistant learns from device data to carry out its various functions. Its integration with Alexa helps it control Amazon Smart devices. It is also focused on privacy, meaning you can view and edit the details stored by the assistant. 

Here are some of Cortana’s top functions:

  • Answers questions
  • Provides reminders
  • Takes notes
  • Helps manage your calendars
  • Carries out various tasks

Visit Cortana →

7. Alexa

Commuting made simple with Amazon Alexa | Tips & Tricks | Amazon Echo

Amazon’s Alexa is another top AI-powered virtual assistant that has risen in popularity over the years. It is available on many devices, where it uses voice interaction, NLP, voice queries, and much more to carry out tasks. It can also create to-do lists, set up alarms, play audiobooks, and stream podcasts. Some of its other top features include real-time information on traffic, news, weather, sports, and more. 

One of the most well-known features of Alexa is its wake-up word, which allows users to activate it with one word. This differentiates Alexa from other devices that require pushing a button. The AI assistant is now being used on more than 100 million devices. 

Here are some of Alexa’s top functions:

  • Music playback and audiobooks 
  • To-do lists
  • Podcast streaming
  • News and sports updates
  • Real-time weather and traffic data

Visit Alexa →

8. Google Assistant

Google Assistant Interpreter Mode

Since its launch in 2016, Google Assistant has risen as a top AI-enabled, voice-powered virtual assistant from one of the world’s leading companies. Out of all of the AI assistants on the market, Google Assistant is considered one of the most advanced. 

Thanks to various partnerships with several companies, the AI assistant is now available on many devices like smartphones, headphones, home appliances, and cars. 

Google Assistant has a wide reach, working with 10,000 devices across 1,000 brands. 

Here are some of the top features of Google Assistant:

  • Voice and text entry
  • Available on many devices
  • Voice-activated control
  • Task completion
  • Reminders and appointments
  • Real-time translation

Visit Google Assistant →

9. ELSA Speak

Complete Guide: How to use Elsa Speak

Moving away from some of the mainstream AI assistants, another top option is ELSA Speak. An AI-powered app that helps users learn to speak English, it is a great example of how these assistants can be used for educational purposes. 

By using the app, learners can improve English pronunciation through interaction with short dialogues. The AI technologies provide instant feedback to help users make quick progress. 

According to the company, there have been over 4.4 million downloads of the app, and it has gained more than 3.6 million users across 101 different countries. 

Here are some of the main features of ELSA Speak:

  • Short dialogues
  • Instant feedback
  • Speech recognition technology
  • Trial period
  • Available on Android and iOS. 

Visit ELSA Speak →

10. Socratic

Socratic: Homework done in a snap

Another one of the top educational AI assistants, Socratic is an AI-powered app designed to assist students with math and homework. The app enables students to take pictures with their phone camera before using AI to provide visual explanations of the concepts.

Socratic relies on text and speech recognition, and it can be used for different disciplines like science, math, literature, and social studies. It is available on both iOS and Android, and it’s compatible with the iPad. 

Here are some of the main features of Socratic:

  • Assists students with learning and homework
  • Visual explanations of concepts
  • Text and speech recognition
  • Compatible with various subjects

Visit Socratic →


Artificial intelligence (AI) assistants have become integral to modern society, appearing in devices from smartphones to medical institutions. Their prevalence is growing, and they are becoming more deeply embedded in daily life.

AI assistants are software programs that use technologies like natural language processing (NLP) to understand and respond to voice and text commands. They can perform tasks similar to human assistants, such as reading text, taking dictation, and making calls. Typically cloud-based, they offer accessibility from anywhere with an internet connection and can be integrated with smart devices for enhanced utility. The most advanced AI assistants employ self-learning algorithms to deliver highly personalized experiences by adapting to users' preferences and speech patterns.

As the market for AI assistants expands, the competition among them is intensifying, leading to continuous improvements and innovations in their capabilities and performance.

Alex McFarland is an AI journalist and writer exploring the latest developments in artificial intelligence. He has collaborated with numerous AI startups and publications worldwide.