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All tools, articles, and pages on AI Learning Gym

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🎯 Personalized AI Learning

Public Learning Paths

Browse complete, original courses with examples, practice projects, review dates, and personalized options

How to Fact-Check AI Answers

Identify claims, trace reliable evidence, compare sources, and document responsible conclusions

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AI Prompt Writing Fundamentals

Write effective prompts using a practical five-part framework

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ChatGPT for Complete Beginners

Learn prompting, follow-up, verification, privacy, and responsible use

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Write Better Emails Using AI

Plan, prompt, review, and personalize accurate AI-assisted emails

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Create Social-Media Posts Using AI

Build original, audience-specific posts and verify them before publishing

Create a Learning Path

Answer five short questions and build a path matched to your goal, experience, time, and learning style

Continue your saved path and track completed modules privately in your browser

Editorial Standards

How lessons are created, reviewed, updated, and corrected

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Site and Curriculum Updates

Dated record of meaningful learning and quality improvements

🧠 AI Prompt & API Tools

AI Token Counter

Count tokens and estimate API costs for GPT-4, Claude, and Gemini

AI Prompt Builder

Build structured prompts for ChatGPT, Claude, and Gemini with preset templates

AI Image Prompt Generator

Generate prompts for Midjourney, DALL-E 3, and Stable Diffusion

🤖 AI Content & Text Analysis

AI Content Detector

Check text for AI-generated patterns using burstiness and perplexity signals

Word & Character Counter

Live word, character, paragraph, and reading time tracker

Text Case Converter

Convert text to UPPERCASE, lowercase, camelCase, slug-case, and more

Document Diff Checker

Compare two text files side-by-side to highlight changes

Markdown Live Preview

Write Markdown and preview the formatted output in real time

Custom Font Generator

Transform text into bold, italic, Gothic, and other Unicode font styles

Lorem Ipsum Generator

Generate placeholder text for design layouts and mockups

Convert written text to audio using browser speech synthesis

💻 Code Tools & Data Transformers

JSON Formatter & Validator

Parse, fix, pretty-print, or compress JSON

Base64 Encoder / Decoder

Encode and decode Base64 strings instantly

Password Generator

Generate strong, random passwords with custom length and character sets

QR Code Generator

Create QR codes for links, text, and credentials

WhatsApp Link Creator

Generate direct click-to-chat WhatsApp links with pre-filled messages

Resize images by pixel dimensions or percentage in your browser

📊 Math & Financial Calculators

Loan Amortization Calculator

Calculate monthly payments and full amortization schedules

Tip & Bill Splitter

Split bills and calculate tips across multiple people

Convert length, weight, temperature, volume, and more

Calculate exact age in years, months, days, and hours

⚡ Wellness, Design & Diagnostics

BMR & TDEE Calculator

Calculate your daily calorie needs based on activity level

Calculate Body Mass Index from height and weight

REM Sleep Calculator

Plan your sleep schedule around 90-minute cycles

Focus timer based on the Pomodoro productivity technique

Pick colors and get HEX, RGB, and HSL values

White Screen / Dead Pixel Test

Test your screen for dead pixels and backlight issues

Online Clock & World Time

Live clock with world time zones and stopwatch

📖 Blog & Guides

Blog Index – All Articles

Browse all guides and tutorials

AI for Beginners Over 50

A calm, jargon-free guide to getting started safely

How to Use Gemini for Beginners

Your first 30 minutes with Google's AI assistant

How to Use Claude for Beginners

Setup, first prompts, writing help, and document workflows

How to Write AI Image Prompts

A seven-part formula with weak and strong examples

ChatGPT vs Claude for Beginners

Compare features, writing, documents, and ease of use

ChatGPT vs Grok for Beginners

Compare free tiers, features, and real-time awareness

Is ChatGPT Plus Worth It?

An honest free-versus-paid breakdown for beginners

25 ChatGPT Prompts for Teachers

Lesson plans, quizzes, feedback, and parent communication

30 ChatGPT Prompts for Small Business Owners

Marketing, email, product, and customer-service prompts

20 ChatGPT Prompts for Job Seekers

Resumes, cover letters, interviews, LinkedIn, and follow-ups

10 Common AI Prompt Mistakes

Before-and-after examples that help beginners write clearer prompts

How AI Content Detectors Work

Burstiness and perplexity explained in plain English

Why JSON Formatting Matters

Common JSON mistakes and how to debug them

BMR vs TDEE Explained

How to calculate your actual daily calorie needs

The Pomodoro Technique Explained

How the 25-minute focus method works and when to adapt it

How to Create a Secure Password

What actually makes passwords strong — and what doesn't

Understanding Loan Amortization

Why so much of your early mortgage payment goes to interest

What Is Base64 Encoding?

What it is, what it isn't, and when developers actually need it

REM Sleep Cycles Explained

How to wake up rested by timing your alarm to sleep cycles

ℹ️ Site Pages

All tools and site overview

About AI Learning Gym and why we built it

How we handle your data (spoiler: we don't collect it)

Terms of Service

Terms and conditions for using AI Learning Gym

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