Simple online generators & calculators
Fast, focused tools for everyday tasks, developer workflows, and AI experiments. Clean results, no clutter, and a growing library built to be actually useful.
Featured tools
Start with practical utilities built for clarity and speed. The homepage should feel like a product, not a random collection of links.
OpenClaw Cost Calculator
Estimate cost per request, hour, day, and month with a clean planning interface.
Username Generator
Create simple username ideas for profiles, accounts, and quick naming tasks.
Percentage Calculator
Handle percentage changes, discounts, increases, and basic percentage math fast.
AI Token Calculator
Estimate token usage quickly for prompts, responses, and rough cost planning workflows.
Password Generator
Generate strong passwords with adjustable length and simple security options.
Word Counter
Count words, characters, and lines instantly in a fast text utility panel.
Explore categories
Organize the library clearly from day one so internal linking stays clean as the site grows.
Generators
Names, usernames, passwords, random outputs, and prompt-style helpers.
Calculators
Fast math tools, percentages, discounts, age calculations, and basic planning utilities.
AI Tools
Cost, token, prompt, and model-related utilities built for modern AI workflows.
Counters
Word, character, line, and text-related counters that return results instantly.
Build the library one useful tool at a time
GenToolLab does not need to start huge. It needs to start clean, useful, and consistent. A strong homepage makes every new tool feel like part of a real product ecosystem.