In previous article, I mentioned Free Aspose.PDF Alternatives but now in this article, I have mentioned free alternatives to create smart bot for your web-application. is the "ultimate bot builder" and is one of the most in-demand apps for creating artificially intelligent bots. Enterprises use it to build highly visual bots focusing on security and integration to systems like Salesforce and SAP.

However, you must pay a fee to use to build bots. Therefore, you may want to consider cheaper alternatives to But instead, you can get the features on for free on some apps.

This article outlines some of the apps considered the best free alternatives to They offer you similar features to for free. Let's get started!

Top Free Alternatives

Below are some of the best free alternatives to While some of these apps are free, some are freemium; meaning you have to pay to unlock some of their features.

Google Cloud DialogFlow


Google Cloud Dialogflow is a natural language understanding app designed by, and it is one of the top free alternatives. It makes it easy to design and integrate a conversational user interface into your mobile app, web application, device, bot, interactive voice response system, etc.

It can identify user inputs like texts or audio and reply to these inputs appropriately using texts or synthetic speech. Generally, It provides new and engaging ways to interact with your product.

Features Of Dialogflow

  • Freemium
  • Integrates easily across platforms
  • Advanced AI
  • Easy to use
  • Visual flow builder
  • Omnichannel implementation.
  • State-based data models.
  • End-to-end management.

Microsoft Bot Framework

bot framework-kore-ai-alternative

Bot Framework is one of the top free alternatives developers use to create different chatbots. It is a comprehensive framework developed by Microsoft for building enterprise-grade conversational AI experiences, and it connects your bot to popular channels and devices and is free to use.

You can connect to different channels with Microsoft Bot Framework without considering various user interfaces. The bots created using Microsoft Bot Framework interact naturally with users and are a worthy alternative to

Features Of Microsoft Bot Framework

  • Can be linked to various channels like Slack, Microsoft Teams, and Facebook Messenger



Hubot is one of the best apps used to build chatbots. It was developed by GitHub and modeled after its campfire bot called Hubot.

As a developer, using Hubot is fun, especially when you add your scripts. You get to do a lot of personalization and make your chatbot exactly how you want it. Hubot works on many different chat services, including Slack, Glitter, and HipChat.

Features Of Hubot

  • Free.
  • Developed by GitHub
  • Open Source
  • Extensible
  • Standardized script sharing between robots



Botpress is a tool used by developers to create high-quality bots using fewer codes. With Botpress, even new developers can easily create bots because it provides all the tools needed to build, deploy and manage chatbots.

This app has a built-in natural language processor which carries out tasks like spell checking, classification of intent, and others. It also has an emulator and debugger, which removes errors from your chatbot.

Features Of Botpress

  • Free
  • Botpress open source and Bootpress Enterprise
  • Developed by Botpress
  • Testing, debugging, and logging
  • Chatbot privacy



Smatbot is a conversational bot development platform that allows you to create chatbots for landing pages, inquiries, lead generation, feedback, and so on. It is unique because you can create high-quality chatbots with no codes. 

This app is easy to use and can customize virtually everything to have your desired user interface. Smatbot also integrates easily into different platforms.

Features Of Smatbot

  • Freemium
  • No coding required
  • Two-factor authentication
  • Text-to-speech translation
  • Email notifications

Rasa NLU


Rasa NLU is an open-source tool for creating Natural Language Understanding bots. This tool is used for intent classification and entity extraction that help bots understand what the user wants. 

Rasa NLU can be said to be a set of high-level APIs used to build language parsers using existing NLP and ML libraries.

Features Of Rasa NLU

  • Free
  • Open source
  • Understanding user intent
  • Integrate API calls.
  • Connect to Slack, Facebook, and other messaging channels.


Why use when free apps are as good as it is? The apps listed in this article are some of the best free alternatives to and can be used to create high-quality interactive chatbots.

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