Hey there, welcome back to another blog, where we bring to you a list of the best AI tools for coding that are available for free in 2025! With the help of these tools, you’ll be able to solve all your programming needs in one fell swoop, so without further ado, let’s get into it.
Table of Contents
How does Coding with AI work?
The AI tools for Coding are based on the principles of Large Language Models (LLMs) and extensive Machine Learning procedures. These tools are created by training them on large codebases like GitHub Repositories and others, making these tools efficient in code generation and understanding.
With the power of constructive ML and AI, these tools can act as assistants and even pilots for all your programming tasks, so make sure to leverage their power in your next coding project.
Where can you use AI tools for Coding?
You can use AI tools for coding in almost any development or learning programming project you undertake. From Web Development and Machine Learning, to Game Development and Data Analysis, AI tools have got it all covered.
Will AI replace Human Programmers?
Although AI tools for coding are very good at coding, they will always remain inferior to humans. The optimization and problem solving capabilities of a Human Developer, can not be replicated by Artificial Intelligence.
Also, the code generated by AI is subject to multiple bugs and needs extensive debugging. This is due to the faults in the codebase it was trained from, and similar to humans, the AIs are also subject to manual errors. Due to this, the presence of a human is always required in order to develop projects.
Thus, AI no matter how advanced, will not be able to replace humans, and will not definitely be able to take a programmer’s job. Despite this, AI still can act as a pretty good AI assistant for coding to a programmer.
How to use AI tools for Coding?
The AI Coding Assistants can be used very easily by anyone. Simply paste a copy of your code to the engine and ask it your doubts, and it will easily analyze the code and answer your question. Apart from that, you can also give details about your idea in Natural Language to the Engine, and it will prepare a code for the same.
Some AI tools even have the feature of inputting an image, and it codes an interface similar to the given reference image.
Best AI tools for Coding for Free in 2025
Here is our curation of the top 5 Best AI for Coding freely available for users in 2025. Please note this list is based on our personal preferences and thoughts, and ultimately, it’s up to your own preferences which you find the best to use.
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Top 5 Best Free ChatGPT Alternatives (2025)
ChatGPT
ChatGPT is probably the most used AI tool for not only coding, but for all purposes. ChatGPT has extensive natural language understanding, which can be used to convert natural language instructions into code quite easily,
Although not exactly tailored for coding, it can be used for coding purposes due to it’s large training database. It is good at code generation and code understanding, and supports multiple languages.
ChatGPT 3.5 is completely free to use for all purposes, and with a small payment, users can get ChatGPT 4 which is even more efficient at the tasks.
Pros:
- Large codebase suitable for any type of programming.
- Easily understands human languages without much ambiguity.
Cons:
- Not fine tuned for coding.
- Not available as extension.
Microsoft Copilot
Microsoft Copilot, based on GPT-4, boasts of claiming the top spot in our ranking of the best free ChatGPT alternatives available. This Chatbot, integrated in Windows Devices as well as the Bing Search Engine, has almost similar powers as ChatGPT-4, if not better.
Copilot is trained on recent events regularly, so it does not have the problem of it’s knowledge base being restricted to January 2022. Apart from that, it can understand images properly, can cite sources while coding, provide interactive responses, and much more.
Microsoft Copilot is fully free to use, and with it’s extensive and updated library, it can use modern techniques of coding.
Pros:
- Regularly Updated Codebase
- Can translate images into code.
- Completely free to use.
Cons:
- Not fine-tuned for coding, but still does the job well.
- Not available as extension to existing environments.
Codeium
Codeium is a revolutionary coding assistant that simplifies software development tasks, from writing lines of code to debugging complex algorithms.
With its intelligent algorithms, Codeium swiftly identifies common coding patterns, suggests optimized solutions, and automates repetitive tasks, freeing up developers to focus on critical problem-solving.
Codeium can seamlessly be integrated into development environments, with it’s extension format that can attach to any IDE or Browser like VS Code, NetBeans, and even Google Chrome.
Pros:
- Multiple Development Environment Support
- Browser format also available
- AI autocomplete, search and chat.
Cons:
- Personalization features are premium.
- Lower version of GPT in free plan.
Blackbox AI
Blackbox AI revolutionizes the coding process by using the power of artificial intelligence to optimize software development workflows. It is extremely fine-tuned for coding, and has different fine tuned models for different purposes.
Blackbox AI has AI assistants for Web Development, Python Development, React Development, etc., which are all fine tuned on different codebases to prevent conflicting codes. It also cites sources, making it easier to refer to source while working.
Not just this, Blackbox AI also offers you a method to easily create your own customized AI Assistant, as per your own requirements.
Pros:
- Multiple fine-tuned models for different languages/purposes.
- Can translate images into code.
- Can create your own custom AI Assistant.
Cons:
- Not useful for general purpose all in one coding.
GitHub Copilot
Github Copilot is a powerful AI-driven coding companion developed by GitHub and OpenAI. GitHub is already a popular name in the coding world, and now with it’s own AI tool for Coding, GitHub has risen up the ranks at a very fast pace.
GitHub Copilot also easily extends into your existing development environment like VS Code, and offers features like Code Snippets and Autocomplete. GitHub Copilot also offers automation of repetitive tasks, to speed up the development process.
GitHub Copilot is based on an Agile Extreme Programming Methodology called Pair Programming, giving programmers the power and speed to tackle problems more efficiently. It is available for free to users for 30 days as a free trial, and for verified students, teachers or maintainers of popular open source projects, it is free permanently.
Pros:
- Vastly trained codebase.
- Automation of Repetitive task.
- Highly efficient.
Cons:
- Some features are blocked behind paywalls.
- 30 days free trial for users.
Conclusion
This concludes our list of the best AI tools for Coding that you can use for free in 2025. So next time you start up a new project, fire up one of these tools, and see how fast your work gets done! Let us know about your experience in the comments section down below!
Frequently Asked Questions (FAQs)
Which AI can code for free?
There are multiple AIs that can code for free. To learn about them, see our list and check them out from the links added.
Which AI tool is best for coding?
Among the free options, GitHub Copilot is the best for coding in our opinion. For exploring the premium options, you can also try Amazon CodeWhisperer.
Can AI help with coding?
Yes, AIs that are trained on vast codebases like GitHub or Replit, can be used to help in coding. They can generate and explain code easily.
Is ChatGPT 4 good for coding?
Yes ChatGPT 4 is good for coding. Although keep in mind that since it’s not fine-tuned for coding only, there are better options that exist.