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The CertifAI Blog
Hands-on guides to free AI tools for work, study and life. No hype, no jargon — just what to use, when, and exactly how.
OpenAI has updated ChatGPT with improved health intelligence, helping everyday users get more reliable, nuanced answers to medical questions.
OpenAI has upgraded ChatGPT's health features, making it easier for everyday users to research symptoms and prepare for doctor visits.
A plain-English guide to using Gemini's free tier for research — from summarising PDFs to grounded web search, with prompts you can copy today.
Both are excellent and both have free tiers. Here's an honest, task-by-task breakdown of when to reach for ChatGPT and when Claude wins.
NotebookLM turns your own notes and textbooks into a personal AI tutor that only answers from your sources — and even makes an audio recap. Here's how.
Turn a script into a polished AI-presenter video without filming yourself. A step-by-step guide to HeyGen's free tier and writing scripts that look natural.
Make studio-quality voiceovers and original background music without a mic or a musician. A beginner's guide to the free tiers of ElevenLabs and Suno.
Describe an app in plain English and Bolt.new writes, runs and previews it live. A beginner's guide to building real tools without writing code.
AI can transform a weak CV in minutes — but only if you prompt it right. A step-by-step guide to using free AI tools to tailor your resume and beat the bots.
You don't need a budget or a tech team. Seven practical, free ways small business owners can use AI for marketing, customer service, and admin — starting today.
The difference between a useless answer and a great one is usually the prompt. Five simple habits — with examples — that instantly improve any AI tool.
AI isn't magic and it isn't a menace — it's a powerful tool with real risks. A clear-eyed guide to privacy, accuracy, and using AI responsibly in everyday life.
From grounded study notes to citation-backed research, these free AI tools genuinely help with exams — used the right way. A student's practical toolkit.
