By skyforbes 
These overlooked tools and hidden commands can save hours of work, sharpen your ideas, and give you the unfair advantage every creator, student, and professional needs.
This guide dives deep into 20 underrated features and smart use cases of ChatGPT that most users overlook. Whether you’re a developer, marketer, student, or entrepreneur — you’ll walk away with powerful new workflows, better results, and smarter ways to think and build.
Table of Contents
- Custom Instructions
- GPT-4 vs GPT-3.5
- Code Interpreter (Advanced Data Analysis)
- Memory
- Browsing Tool
- Image Generation
- File Upload & Interpretation
- Writing Coach
- Custom GPTs
- Prompt Refinement Assistant
- Resume & Cover Letter Builder
- Meeting Summarizer
- Excel Formula Generator & Fixer
- Debugger & Code Explainer