Best IsOn24 Alternatives I compiled a list of the best IsOn24 alternatives and reviewed features, pricing, and more

By Hammad Syed in Agents

July 2, 2024
Best IsOn24 Alternatives

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Play AI is the best alternative to IsOn24

We compared features, pricing, ease of building, training, and quality of the AI agents. Play AI is by far the best alternative to IsOn24.

Not Rated

  • IsOn24 has 1 voice products
  • Most popular use case: 24/7 Customer Support
  • Top feature: 24/7 AI Voice Assistant
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  • Play AI has 10 voice products
  • Most popular use case: AI Agents
  • Top feature: Conversational Voices
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Try the best AI Virtual Agent for free, today!

About IsOn24

IsOn24 handles setting appointments, checking availability, and answering any questions about your products or services, just like a live person, 24/7. Customers can speak their questions, and IsOn24 responds immediately, also providing texted online links. This instant interaction delights customers and frees up time for businesses to grow. Users can choose from various computer voices or record their own.

IsOn24 automatically books client meetings, home service visits, and restaurant reservations, filling your calendar from phone calls, websites, and even text messages. Special hours, rules, and custom fields can be quickly added to match specific processes. It easily negotiates alternate times and answers questions via text messages, connecting seamlessly with your favorite calendar and CRM.

Voicemails, text messages, and online chats are neatly organized in one simple screen, allowing real two-way texting with your business phone number from your phone, tablet, or PC. This feature enhances automated voice responses with instant text messages around the clock, ensuring businesses stay close to their most demanding clients, whether in the office or on the go. CRM integration allows the creation of SMS drip campaigns and logs all messages.

The Automatic Call Queue feature provides a powerful call center solution without complexity. IsOn24 queues live calls in the order they are received, with callers hearing messages and music while waiting. Waiting calls can be answered from anywhere using any phone or directly from the IsOn24 app on a tablet or computer.

IsOn24 Snapshot

Founded 2014
CEO Manu Pandey

Top IsOn24 Features

  • 24/7 AI Voice Assistant: Provides round-the-clock service, answering customer inquiries and setting appointments just like a live person, ensuring no call goes unanswered.
  • Text Back and Two-Way Texting: Automatically responds to missed calls with text messages, and supports full two-way texting, keeping all communications organized and easily accessible from any device.
  • Automatic Call Queue: Manages live calls by queuing them and distributing them among multiple phones or answering from any browser, ensuring efficient call handling even during peak times.
  • Online Appointments and Reservations:: Enables businesses to book appointments and reservations via phone calls, text messages, and online forms. It integrates with existing reservation systems and allows customization of special hours and specific questions.
  • Customizable Voice and IVR Mode: Offers the option to use various computer-generated voices or record your own. It also supports switching to a traditional IVR mode (press 1 for...).
  • Integration with Existing Systems: Seamlessly integrates with various business applications via Zapier and direct APIs, including CRM, calendar, and scheduling systems, enhancing workflow and efficiency.
  • Call Recording and Transcription: Records all calls and provides transcriptions, enabling easy review and analysis of customer interactions.
  • Reports and Analytics: Offers detailed reports and actionable insights on call volume, appointment occupancy, and customer interactions, helping businesses make informed decisions.
  • Flexible Number Management: Supports forwarding calls from existing numbers, porting numbers to IsOn24, and acquiring toll-free or vanity numbers as needed.
  • Business Texting: Integrates voicemails, texts, and online chats in one interface, providing a streamlined communication tool for businesses.

Top IsOn24 Use Cases

  • 24/7 Customer Support: Businesses often miss calls after hours, leading to lost opportunities and dissatisfied customers
  • Appointment and Reservation Management: Managing reservations and appointments manually can be time-consuming and prone to errors.
  • Handling High Call Volumes: Businesses can be overwhelmed by high call volumes during peak times, leading to long wait times and missed calls
  • Streamlined Communication for Property Management: Property managers need to handle numerous tenant inquiries and maintenance requests efficiently.
  • Enhanced Customer Interaction for Restaurants: Restaurants need to manage reservations, order inquiries, and customer questions, often during busy hours.
  • E-commerce and Online Business Support: E-commerce businesses need to manage a high volume of customer inquiries and support requests.
  • Inbound Sales and Lead Conversion: Businesses need to capture and convert leads efficiently, especially during times of high traffic.
  • Scalable Communication for Small Businesses: Small businesses often struggle with managing communication due to limited resources.

Best IsOn24 Alternatives

#1 Alternative

Play AI

Play AI is the leader in AI Agents. Automate your business with AI Agents that can even take actions.

Founded in 2016

When you review all features, pricing, and user reviews, Play AI is the best alternative to IsOn24. Try Play AI for free today.

About Play AI

Play AI is one of the best AI Agent platforms in the market. Play AI was recently launched and sits on top of the years of industry leadership from Play HT. Play, as it is now being branded as, pioneered conversational AI.

AI Agents was naturally the next step in its progression to lead the new era of AI agents. The Play mission is to democratize the creation of engaging conversational AI and voice experiences, ensuring that every business, developer, and hobbyist can easily access and utilize these advanced tools... Learn more about Play AI

Sample Play AI Agents

Play AI Pricing

Subscription plans range from $0 to $99

Play AI Top Features

  • Conversational Voices
  • Explainer Voice
  • Local Accents
  • Character Voices
  • Narrative Voices
  • Children Voices
  • Emotions
  • Training Voices

Top Play AI Use Cases

  • AI Agents
  • IVR Systems
  • Call Centers
  • Character Voice Generator

All Play AI Products

  • Ultra realistic AI voices
  • Premium AI Voices
  • Voice Cloning
  • Text to voice editor
  • Pronunciations and Phonetic
  • Audio Widgets
  • AI Podcasts
  • Team Access
  • Female AI Voice Generator Online
  • Male AI Voice Generator Online

Who Uses Play AI



MyOutDesk is a leading provider of virtual assistant services, offering specialized support to industries such as healthcare, real estate, legal, and IT.

Founded in 2008

About MyOutDesk

MyOutDesk is a top-tier virtual assistant provider, offering a diverse range of services to industries such as healthcare, real estate, legal, and IT. Since its inception in 2008, the company has supported over 6,500 clients across the globe. MyOutDesk is renowned for its cost-effective and scalable virtual staffing solutions that assist businesses in improving their operations, optimizing processes, and achieving their goals... Learn more about MyOutDesk

MyOutDesk Pricing

Subscription plans range from $1 to $1

MyOutDesk Top Features

  • Industry-Specific Expertise
  • Cost Efficiency
  • Comprehensive Training and Support
  • Standardized Work Environment
  • Advanced Tools and Integration
  • Scalability and Flexibility
  • Enhanced Productivity

Top MyOutDesk Use Cases

  • Real Estate Assistance
  • Customer Support and Call Handling
  • Lead Generation and Follow-Up
  • Administrative and Backend Tasks
  • Marketing and Social Media Management
  • Healthcare Administration

All MyOutDesk Products

  • AI Agent

Who Uses MyOutDesk


Read more: MyOutDesk alternatives or Play AI vs MyOutDesk.

Phonely.AI creates lifelike AI receptionists to enhance customer support, increase patient appointments, and eliminate hold times.

Founded in 2023

About Phonely.AI

Phonely’s mission is to build technology that enhances customer support, enables doctors to see more patients, and ensures that no one is ever put on hold again. They achieve this by developing lifelike AI receptionists that can answer phones, schedule appointments, and provide world-class support to your customers.

Phonely provides comprehensive call management solutions, ensuring businesses never miss a call and eliminate lost revenue. As an AI receptionist, Phonely answers phones like a human, without ever forgetting information, having a bad day, or needing sleep... Learn more about Phonely.AI

Sample Phonely.AI Agents

Phonely.AI Pricing

Subscription plans range from $0 to $499

Phonely.AI Top Features

  • 24/7 Availability
  • Human-Like Conversations
  • Appointment Scheduling
  • Customizable Call Handling
  • Real-Time Integrations
  • HIPAA Compliance
  • Analytics and Reporting
  • Cost-Effective
  • Automated Follow-Ups
  • Voice Customization

Top Phonely.AI Use Cases

  • 24/7 Call Answering for Dental Practices
  • Appointment Scheduling and Management
  • Patient Intake and Information Gathering
  • Automated Follow-Ups and Reminders
  • Emergency Call Handling
  • Cost-Effective Call Management
  • Multilingual Support
  • Integration with Practice Management Software
  • Data Security and Compliance
  • Personalized Patient Experience

All Phonely.AI Products

  • AI Answering Services

Read more: Phonely.AI alternatives or Play AI vs Phonely.AI.


Arini is an AI receptionist that efficiently answers phone calls and schedules appointments, alleviating the workload of receptionists and ensuring all calls are professionally managed.

Founded in 2024

About Arini.AI

Arini is an AI receptionist that handles phone calls and schedules appointments. Many dental appointments are booked over the phone by busy receptionists who often put patients on hold and miss a third of incoming calls.

The AI Receptionist for Dentists

Arini is an AI receptionist specifically designed for dentists, capable of answering every call, scheduling appointments, and driving revenue... Learn more about Arini.AI

Sample Arini.AI Agents

Arini.AI Top Features

  • 24/7 Availability
  • Human-Like Conversations
  • Advanced Scheduling Capabilities
  • Multilingual Support
  • Integration with Practice Management Software
  • Cost-Effective
  • Customizable Call Handling
  • SMS Capabilities
  • HIPAA Compliant

Top Arini.AI Use Cases

  • 24/7 Call Answering
  • Appointment Scheduling and Management
  • Patient Intake and Information Gathering
  • Multilingual Communication
  • Cost Reduction for Call Management
  • Enhanced Patient Engagement
  • Integration with Existing Systems
  • Handling High Call Volumes
  • HIPAA-Compliant Data Handling

All Arini.AI Products

  • AI Agent

Read more: Arini.AI alternatives or Play AI vs Arini.AI.

Synthflow AI

Synthflow is an AI platform focused on creating synthetic data for training machine learning models.

Founded in 2023

About Synthflow AI

Synthflow AI is pioneering the future of conversational AI, enabling businesses and creators to leverage advanced voice technology. Their platform, accessible at, is designed to transform how clients interact with their audiences through customized, AI-driven voice responses. This enables a seamless integration of realistic voice functionalities into applications, significantly enhancing user engagement and experience.

With Synthflow AI, clients have access to a broad selection of customizable voices suitable for various applications, from customer service bots and dynamic marketing campaigns to educational content and interactive gaming. Their extensive voice library allows clients to perfectly match voiceovers to the specific needs of their audience, adapting effortlessly to both local and global markets... Learn more about Synthflow AI

Sample Synthflow AI Agents

Synthflow AI Pricing

Subscription plans range from $1 to $900

Synthflow AI Top Features

  • No-Code Interface
  • Text to Speech
  • Customizable AI Voice Assistants
  • Stage Recognition
  • Real-Time Voice Assistant
  • Integration Capabilities

Top Synthflow AI Use Cases

  • Customer Suppor
  • Sales and Lead Generation
  • Personalized User Experiences
  • Accessibility Services
  • Real-Time Interactions in Various Languages
  • Voice-Enabled Applications

All Synthflow AI Products

  • Changelog

Who Uses Synthflow AI


Read more: Synthflow AI alternatives or Play AI vs Synthflow AI.


Air AI ( is a self-learning conversational AI robot that functions as both a sales representative and customer service assistant.

Founded in 2019

About Air.AI is revolutionizing customer service and sales with its cutting-edge AI technology, designed to handle complex, human-like phone interactions seamlessly. Touted as the world’s first AI capable of engaging in prolonged phone conversations that mimic real human interactions, offers businesses the power to scale their operations instantly with access to 100,000 sales and customer service representatives at the tap of a button. These AI agents possess infinite memory and perfect recall, enabling them to provide consistent, accurate, and personalized service round-the-clock, every day of the year. With the ability to autonomously perform tasks across over 5,000 different applications, eliminates the need for traditional training, management, or motivation of human agents, thereby reducing overhead costs and enhancing operational efficiency.

The implications of’s technology extend beyond just manpower augmentation; it fundamentally transforms how businesses interact with their customers. By handling phone calls that can last anywhere from 10 to 40 minutes, the AI agents ensure that customer queries are not just answered but are dealt with in a manner that rivals, or even surpasses, human capability. This level of interaction, coupled with the AI’s ability to take autonomous actions, offers a seamless integration into existing business processes, ensuring that every customer interaction is optimized for satisfaction and efficiency. For businesses, this means not only improved customer service outcomes but also significant enhancements in scalability and operational agility... Learn more about Air.AI

Sample Air.AI Agents

Air.AI Top Features

  • Human-Like Conversational AI
  • Infinite Memory and Perfect Recall
  • Autonomous Actions Across Applications
  • 24/7 Operation
  • Multi-Call Handling
  • Advanced Logic Trees
  • Language Support
  • Spam and Scam Detection
  • Integration with CRM Systems:
  • Voice Customization

Top Air.AI Use Cases

  • Customer Service Automation
  • Lead Qualification and Follow-Up
  • Appointment Scheduling and Reminders
  • Order Processing and Management
  • Survey and Feedback Collection
  • Technical Support and Troubleshooting
  • Billing and Payment Handling
  • HR and Employee Interaction
  • Event Registration and Management
  • Real Estate Inquiries and Scheduling

All Air.AI Products

  • AI Agent

Read more: Air.AI alternatives or Play AI vs Air.AI.



E42 is an AI-driven enterprise automation platform that streamlines workflows and enhances productivity.

Founded in 2012

About E42

E42 is a leading global platform that harnesses AI and NLP technologies, enabling users to create no-code AI co-workers. These AI co-workers are designed to automate complex tasks across various business functions such as customer support, HR, and data management, improving efficiency and streamlining operations.

The platform’s intuitive no-code interface allows anyone within an organization to easily build and deploy AI co-workers, regardless of their technical background. Thanks to its advanced natural language processing capabilities, these AI agents can understand and respond to commands in everyday language, making them highly effective for tasks that require human-like interaction... Learn more about E42

Sample E42 Agents

E42 Top Features

  • Generative AI and Customization
  • Intelligent Document Processing (IDP)
  • Flexible Deployment Options
  • Cognitive Process Automation (CPA)
  • Security and Compliance
  • Continuous Learning and Adaptation

Top E42 Use Cases

  • Customer Service Automation
  • Human Resources and Talent Management
  • Fraud Detection in BFSI (Banking, Financial Services, and Insurance)
  • Healthcare Assistance
  • Legal and Compliance Automation
  • Retail and E-commerce Optimization

All E42 Products

  • Ai Agent

Read more: E42 alternatives or Play AI vs E42.

Answering AI helps you impress your customers with a dedicated, always-available phone agent that handles calls 24/7, ensuring no call goes unanswered.


Answering AI’s new enhanced model features a lifelike tone and prosody, designed to sound like a real phone receptionist. The AI phone receptionist can send links via text (US only) or WhatsApp, ensuring quick and efficient interactions. The technology automatically detects the caller’s language and switches immediately.

One of the major benefits of having an AI agent answering the phone for your business is that it is always available. The AI receptionist never sleeps and can handle multiple calls simultaneously, making it affordable for all businesses by saving costs while keeping the business phone always available. It delights customers by providing instant responses, ensuring an exceptional experience for every caller... Learn more about Pricing

Subscription plans range from $199 to $199 Top Features

  • Advanced AI technology
  • Lifelike interactions
  • Easily customizable

Top Use Cases

  • Customer Service Enhancement
  • Lead Capture and Qualification
  • Appointment Scheduling
  • Multi-Language Support
  • Operational Efficiency
  • Integration with Existing Systems

All Products

  • Ai Agent

Read more: alternatives or Play AI vs



AnswerFirst is the ideal partner for managing 24/7, after-hours, overflow, special projects, and any other situations requiring live answering combined with superior customer service.

Founded in 1998

About AnswerFirst

With over 20 years of experience, AnswerFirst’s talent and technology can cater to exclusive needs, delivering the precise results that companies require. This results in building lasting, productive, and profitable relationships with customers.

Maximize Business Opportunities with Live Answering Services

AnswerFirst’s live answering service and inbound call center solutions are designed to help businesses maximize opportunities and prepare for the unexpected. By answering calls, emails, web chats, social media inquiries, and SMS messages 24/7, AnswerFirst ensures businesses are always available to their customers... Learn more about AnswerFirst

AnswerFirst Top Features

  • 24/7 Live Answering
  • Customizable Call Handling
  • Bilingual Receptionists
  • Live Call Transferring
  • Overflow Call Handling
  • Message Taking
  • Appointment Scheduling
  • Full Legal Intake
  • Integrated Software Solutions

Top AnswerFirst Use Cases

  • 24/7 Customer Support
  • Appointment Scheduling
  • Lead Capture and Qualification
  • Overflow Call Handling
  • Bilingual Support
  • Order Processing
  • Message Taking and Relay
  • Virtual Receptionist Services
  • Emergency Response Handling

Read more: AnswerFirst alternatives or Play AI vs AnswerFirst.



Voiceflow is a collaborative platform for designing, prototyping, and launching voice and chat applications.

Founded in 2019

About Voiceflow

Voiceflow is a comprehensive platform designed for teams to create, develop, and launch chat and voice AI experiences at scale. This tool streamlines the integration of sophisticated conversational interfaces across various channels, making it an essential asset for any team looking to enhance their communication capabilities.

With its user-friendly drag-and-drop interface, Voiceflow allows even those without technical expertise to design and manage AI-driven interactions. Team members can collaborate in real time, no matter their location, to craft seamless AI agents capable of automating customer service, driving interactive media projects, and supporting e-commerce transactions... Learn more about Voiceflow

Voiceflow Pricing

Subscription plans range from $0 to $625

Voiceflow Top Features

  • Collaborative Design Platform
  • Flexible Workflow Builder
  • Advanced Integration Capabilities
  • Multimodal Support
  • Scalable Knowledge Base
  • High-Fidelity Prototyping and Testing
  • Customizable with Code

Top Voiceflow Use Cases

  • Customer Support Automatio
  • Interactive Voice Response (IVR) Systems
  • Voice-Enabled Applications
  • Healthcare Applications
  • Educational Tools
  • E-commerce Integrations
  • Personal Assistants

All Voiceflow Products

  • Ai Agent

Who Uses Voiceflow


Read more: Voiceflow alternatives or Play AI vs Voiceflow.



AnswerConnect provides dedicated customer experience specialists who are well-trained to handle all your phone calls and website chats.

Founded in 2002

About AnswerConnect

AnswerConnect employs highly-trained customer experience specialists who will manage all your phone calls and website chats from their distraction-free home offices.

The answer lies in connecting. Keep your business human with 24/7 live answering services from Pledge People, not bots... Learn more about AnswerConnect

Sample AnswerConnect Agents

AnswerConnect Top Features

  • 24/7 Live Answering
  • Custom Call Handling
  • Lead Qualification and Appointment Booking
  • Bilingual Service
  • Mobile App Integration
  • Live Chat Support

Top AnswerConnect Use Cases

  • 24/7 Live Answering Services
  • Virtual Receptionist Services
  • Lead Generation and Qualification
  • Appointment Scheduling
  • Bilingual Customer Support
  • CRM Integration and Call Data Management:

All AnswerConnect Products

  • Small Business Answering Service
  • Virtual Receptionist
  • After Hours Answering
  • 24/7 Live Answering
  • Bilingual Services
  • Call Forwarding
  • Customer Support Center & Specialists Services
  • Small Business Virtual Receptionist Services
  • Inbound Sales
  • Call Routing & Transfer

Who Uses AnswerConnect


Read more: AnswerConnect alternatives or Play AI vs AnswerConnect.

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Hammad Syed

Hammad Syed

Hammad Syed holds a Bachelor of Engineering - BE, Electrical, Electronics and Communications and is one of the leading voices in the AI voice revolution. He is the co-founder and CEO of PlayHT, now known as PlayAI.

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