Courses
Artificial intelligence can help with writing, research, design, data, video, organisation and many other everyday tasks. The difficult part is no longer finding an AI application—it is deciding which one is suitable, trustworthy and genuinely useful.
This guide compares 100 of the best free AI tools available to beginners. Rather than ranking tools by popularity alone, we have organised them by purpose so you can quickly identify suitable options for studying, working, creating content or managing a small business.
“Free” does not always mean unlimited. Some platforms are entirely free or open source, while others provide a free plan with restrictions on usage, exports, storage or advanced features. Plans and availability can change, so check the provider’s current terms before uploading information or beginning an important project.
These conversational tools can explain concepts, summarise information, generate ideas and help users work through everyday problems.
A versatile assistant for brainstorming, explaining concepts, drafting text, analysing supplied information and working with different content formats. Free-plan limits may apply to advanced models and features. Beginners can also use these ChatGPT prompts for beginners to practise giving clearer and more useful instructions.
Useful for questions, planning, writing, summarisation and tasks connected with Google services. The available features depend on the user’s account, location and selected model.
Designed for natural conversation, document analysis, writing and detailed explanations. It is particularly useful when working through long or complex material, subject to free usage limits.
Provides conversational AI assistance for research, writing, image creation and everyday productivity. It is available through Microsoft services, including the web and Edge browser.
An AI-assisted search and research tool that presents answers with linked sources. It can be useful for initial research, although users should still open and evaluate the original sources.
A conversational assistant for writing, summarising, answering questions and exploring ideas. It provides access to models developed by Mistral AI.
Allows users to interact with a selection of AI assistants through one interface. Free access is usually controlled through daily or periodic usage allowances.
Combines AI-assisted search with conversational tools for research, writing and problem-solving. Some capabilities are available without a paid subscription.
An open-source conversational interface that gives users access to selected community-developed language models. Performance varies according to the model chosen.
A privacy-focused AI chat service provided by DuckDuckGo. It allows users to access selected AI models while limiting the personal information shared with model providers.
The following AI writing tools can help users improve clarity, generate ideas and edit drafts. They should support—not replace—independent judgement and fact-checking.
Checks grammar, spelling, clarity and tone. Its free version provides core writing assistance, while more advanced rewriting and generative features may be restricted.
Offers paraphrasing, grammar checking and summarisation tools. Free users can access selected modes with limits on input length and functionality.
A multilingual spelling, grammar and style checker that works in browsers and common writing applications. A useful choice for proofreading everyday documents.
Suggests improvements to wording, sentence structure and tone. It is particularly helpful when refining short passages or writing in supported languages.
Provides rewriting and tone suggestions designed to make sentences clearer or more concise. The free plan normally limits the number of daily changes.
Generates short-form content using templates for emails, descriptions, ideas and social posts. Free allowances and supported features can change.
Assists with drafting, sentence completion and rewriting. It can be useful for overcoming a blank page, but its output should be checked for accuracy and originality.
Provides tools for business writing, sales material and marketing workflows. Free access may be suitable for testing basic functions before considering a paid plan.
Supports drafting for blogs, advertisements, landing pages and other marketing formats. Its free access is generally limited by credits or usage allowances.
A collection of browser-based tools for generating titles, outlines, descriptions and rewritten text. They are useful for quick drafting but do not replace proper editorial review.
These tools can support research discovery, revision and document analysis. Students should follow their institution’s academic-integrity policy and acknowledge AI assistance where required.
Allows users to work with their own uploaded or selected sources. It can generate summaries, explanations and study materials grounded in those sources.
Helps researchers search for academic papers, compare findings and extract information from research literature. It is best used as a discovery aid rather than a substitute for reading the original paper.
Searches research literature and presents AI-assisted summaries of relevant findings. Users should examine the cited studies before relying on a conclusion.
Helps users find papers, interpret technical passages and ask questions about research documents. Some services are available through a limited free plan.
A free academic search engine with AI-supported discovery features. It can help users identify influential papers, authors, citations and related research.
A visual research-discovery tool for exploring connections between papers, authors and topics. It is particularly useful when developing a literature map.
Creates a visual graph of papers related to a selected academic work. Free usage may be limited, but it can help researchers identify connected literature.
Summarises academic articles, reports and book chapters into structured sections. Users should verify all extracted claims against the original document.
A computational knowledge tool for mathematics, science, statistics and factual queries. Free access covers many calculations, while some step-by-step features require payment.
Provides digital flashcards, practice activities and selected AI-supported learning features. The availability of specific features depends on the account and plan.
Learners who want a more focused comparison can also read OHSC’s guide to AI tools for students.
These platforms can generate, edit or enhance visuals. Always check licensing terms before using generated material commercially.
Combines templates, design tools and selected AI features for presentations, social graphics and marketing materials. Free-plan users receive a limited selection of premium and AI functions.
Generates and edits images using text instructions. Free accounts normally receive a limited allocation of generative credits.
Creates graphics, layouts and social content from written prompts. It is designed for users who want quick visual results without advanced design software.
Supports image generation, concept development and visual experimentation. Free users typically receive a limited number of tokens that renew periodically.
A text-to-image platform known for creating designs that include written text. Free generations may be public and subject to daily limits.
Generates and edits raster and vector-style images for design projects. The free plan has restrictions that should be reviewed before commercial use.
Provides browser-based image generation and editing tools. It is suitable for experimenting with prompts, styles and simple visual compositions.
An open-source image-generation model available through several interfaces. Some versions can be used locally, although installation may require suitable hardware and technical knowledge.
Offers image-generation and editing functions such as background removal, clean-up, relighting and upscaling. Free usage is limited for some tools.
Automatically removes backgrounds from images. Low-resolution results can generally be created free, while high-resolution downloads may require credits.
Video tools differ considerably in export quality, watermark rules and monthly limits. Check these details before committing to a large project. For a focused comparison, explore these free AI tools for graphics, video editing and social media.
A video editor with automatic captions, background removal, templates and selected generative features. Some effects and AI functions are reserved for paid users.
A browser-based video editor with templates, text-to-speech and automatic captioning. Its free plan is suitable for many straightforward editing projects.
Allows users to edit audio and video by editing a transcript. Free access includes limited transcription and selected AI-assisted editing features.
Provides browser-based recording, captioning and video editing. Free exports may include restrictions on resolution, duration or branding.
Turns prompts or scripts into video drafts using templates, stock material and automated editing. Free outputs may carry watermarks or usage limits.
Generates short video clips from text or images. Free credits allow beginners to test different prompts and animation styles.
Provides generative video, image and editing tools. A limited free allowance may be available for testing selected features.
Creates short videos from text and image prompts. Free generations may take longer and be subject to monthly or daily limits.
Converts longer videos into short clips and can add captions, identify segments and adjust framing. Free processing allowances are limited.
Creates avatar-led and translated video content. Free access is designed mainly for testing and short projects, with limits on duration and exports.
Users should obtain permission before cloning or imitating another person’s voice. AI-generated music and audio may also be subject to specific commercial-use conditions.
Generates speech from text and provides voice-related tools. Its free plan includes a limited character allowance and restrictions on certain uses.
Includes browser-based speech enhancement and recording tools. It can reduce background noise and improve the clarity of spoken audio.
Automatically balances levels, reduces noise and processes podcast or spoken-word audio. A limited amount of free monthly processing is available.
Generates songs from written instructions. Free credits are available, but licensing and commercial-use rights differ between plans.
Creates music from text prompts and allows users to extend or remix generated material. Usage allowances and rights depend on the current plan.
Separates vocals and instruments, detects chords and changes tempo or pitch. The free plan limits processing and available features.
Filters background noise and improves call audio. Free users usually receive a limited allowance for noise cancellation or transcription.
Provides browser-based recording, transcription and selected AI editing tools. Free projects may have limitations on exports, resolution or separate tracks.
Combines audio recording, editing, transcription and voice-generation features. A limited free plan is available for introductory use.
Offers online tools for voice generation, audio enhancement, noise removal and sound effects. Some functions use a limited credit system.
Automation tools can save time, but users should test workflows carefully before allowing them to modify records, send messages or process sensitive data.
Connects applications and automates repeated tasks. Its free plan supports a limited number of workflows and monthly actions.
A visual automation platform for connecting apps, transferring data and creating multi-step workflows. Free accounts receive a limited monthly operations allowance.
A workflow-automation platform that can be self-hosted. The community edition offers flexibility but requires more technical setup than most browser-based tools.
Combines task management, notes, mind maps and AI-assisted workflows. Free users can access core collaborative and organisational features.
Provides notes, databases, project pages and selected AI capabilities. Some AI functions may be available only on a trial or through restricted complimentary usage.
A visual task-management tool with boards, cards and built-in automation. AI features depend on the current Atlassian plan, but core organisation tools remain free.
Supports task, project and team management. A free personal plan is available, while advanced AI and reporting capabilities may require an upgrade.
Combines tasks, documents, calendars and project views. Its free plan covers core work management, although AI assistance may be limited or sold separately.
Combines spreadsheet-style records with relational databases and automation. The free plan supports small projects, while AI usage may require credits or an eligible plan.
A collection of simple AI-assisted utilities for breaking down tasks, estimating time and improving wording. Many tools are available free through its website.
These applications can produce a useful first draft, but generated presentations still require checking for factual accuracy, logical flow and accessible design.
Creates presentations, documents and web-style pages from prompts or outlines. Free accounts receive a limited allocation of AI credits.
A collaborative presentation platform with templates and selected AI-assisted creation features. Its free plan supports individuals and small teams.
Generates presentation slides from supplied text. Limited free usage may be available through supported presentation software.
Provides templates, layout tools and selected AI functions for building slides. Free users can create and export presentations using available assets.
Helps users turn ideas into dynamic visual presentations. Free access and export options depend on the current account type.
Creates presentations and helps users work with documents through an AI interface. Free usage is normally controlled through credits or daily limits.
A free PDF editor with tools for reading, summarising, converting and asking questions about documents. Users should avoid uploading confidential PDFs without reviewing privacy terms.
Allows users to ask questions about uploaded PDF documents. Free accounts have limits on document size, page count or daily questions.
Provides AI-assisted document search, explanation and summarisation. Its free plan is intended for limited files and queries.
Lets users interact with PDF content using questions and summaries. Free usage restrictions vary across its web, browser and integration options.
AI-generated code can contain errors and security weaknesses. Review, test and understand suggested code before using it in a live system. Non-technical users can begin with this guide to building an AI tool without coding.
Provides a limited monthly allowance for code completions and chat assistance. It supports several popular code editors and programming languages.
Offers code generation, explanation and completion inside supported development environments. A free individual version is available, subject to usage limits.
A browser-based coding environment with selected AI assistance for writing, explaining and debugging code. Free projects have restrictions on computing resources and deployment.
A code editor with integrated AI chat and editing. Its free plan provides a limited number of advanced requests and completions.
An AI-assisted development environment for writing and navigating code. Free users receive limited usage of its more advanced models and agent features.
Assists with code generation, explanation, testing and development tasks. A free tier is available for individual developers.
Provides AI-assisted code search, explanation and generation. Availability and limits depend on the current individual plan.
Offers AI code completion and development assistance. Free or basic access may be available, while private or advanced models require an eligible plan.
Supports code search, generation and explanation. Free usage is available for selected features, with advanced access restricted.
An open-source platform for building AI applications, agents and knowledge-based assistants. Self-hosting provides greater control but requires technical setup.
AI can assist with marketing work, but it cannot guarantee sales, rankings or audience growth. Businesses remain responsible for accuracy, customer privacy and advertising compliance. Business owners can also compare AI tools for small businesses by practical use case.
Helps draft, repurpose and adapt social media posts. Buffer’s free publishing plan and AI availability are subject to account and channel limits.
Provides selected tools for drafting emails, website copy and marketing content. Some functions are accessible through HubSpot’s free customer-management platform.
Includes AI-assisted writing and campaign features within its email-marketing platform. Availability varies by plan, and free accounts have contact and sending limits.
Generates ideas, captions and variations for social content. Some public tools may be free to try, while integrated publishing features require an eligible Hootsuite plan.
Combines graphic design, writing, video and social media tools. Its free plan includes limited storage, exports and generative credits.
Provides social media planning and analytics, with selected AI assistance for creating posts. Free accounts are limited by the number of connected brands and features.
Supports social media scheduling and AI-assisted caption creation. Its free plan is designed for a limited number of accounts and scheduled posts.
Generates initial drafts for advertisements, emails and landing-page copy. Output should be revised to reflect the organisation’s actual offer and brand voice.
Offers selected tools for generating or improving titles, descriptions and marketing copy. Free access does not include the full Semrush marketing platform.
Helps users organise CV information, compare job descriptions and improve application materials. Free features are available, while advanced analysis may require payment.
A tool is useful only when it suits the task. Before creating an account, consider the following points.
Start with a specific task, such as summarising a document, creating presentation graphics or planning a weekly schedule. This makes it easier to compare tools based on practical results rather than promotional claims.
Check whether the free version limits:
A free plan may be sufficient for occasional tasks but unsuitable for regular professional work.
Do not upload confidential business records, personal data, unpublished research, assessment answers or sensitive client information unless you understand how the provider stores and processes it.
AI can produce incorrect, incomplete or invented information. Verify important facts with reliable original sources, especially when working with education, finance, law, medicine, safety or professional advice.
The most popular platform is not automatically the best for every task. Try the same short, non-sensitive task in two or three tools and compare accuracy, usability and the time needed to correct the result.
AI works best as an assistant. It can help users explore ideas, organise information and prepare a first draft, but human judgement remains essential. Developing the right AI skills for remote work can make these tools more useful without removing the need for human judgement.
Use AI responsibly by:
AI tools are not a substitute for qualified medical, legal, financial, safeguarding or other professional advice.
Using an AI tool is easier when you understand its limitations as well as its capabilities. Learners who want to develop broader knowledge can explore OHSC’s free AI courses, covering introductory artificial intelligence and its application in different areas of work.
Course access is free. Optional certificates are available separately for a fee.
No. Some are fully free or open source, while others operate a freemium model with restricted usage, credits or features. Review the provider’s current pricing and terms before beginning a project.
There is no single best option for everyone. ChatGPT, Gemini, Claude and Microsoft Copilot are accessible starting points for general questions and writing. Canva is suitable for simple design, while NotebookLM can help users study material from selected sources.
Some free plans can support drafting, research, design and routine administration. However, usage rights, privacy protections, export quality and commercial permissions vary. Professional work should always be reviewed by a competent person.
Students can use AI when their school, college or university permits it. Acceptable uses may include brainstorming, explaining concepts or improving a draft. Submitting AI-generated work as your own may breach academic-integrity rules.
Not consistently. Even capable systems can misunderstand a request, use outdated information or generate convincing but incorrect statements. Important information should be checked against reliable primary sources.
Most tools in this guide require no programming knowledge. Coding and self-hosted automation platforms may involve more technical setup, but general assistants, design tools and document tools are accessible through ordinary browser interfaces.
It depends on the document and the provider’s data policy. Avoid uploading sensitive, personal or confidential information unless you have permission and understand how the service will handle the data.
Commercial-use rights differ between providers and plans. Check the relevant licence, attribution requirements and intellectual-property terms before publishing or selling generated content.
Choose one small task that takes you time each week. Test two suitable tools using information that is safe to share, compare the results and note how much correction each output requires.
A useful AI tool should make the task clearer or more efficient without creating new accuracy, privacy or quality problems. Starting with a defined purpose—and keeping a human in control—is more valuable than signing up for dozens of platforms you may never use. Readers interested in commercial applications can continue with these practical ways to make money with AI, including the skills, costs and risks involved.