Free Online Tools for Prompts, Study, AI Costs and Device Testing
Use PromptToolsStudio to create better AI prompts, calculate AI token costs, solve math with steps, practice study tasks, and test your mouse, keyboard, touchpad, clicks, latency, and scrolling.
Prompt Generators
Create prompts for ChatGPT, AI images, writing, SEO, captions, art, drawing and more.
Study & Math Tools
Use calculators that show work, equation solvers, homework prompts and study helpers.
AI Cost Calculators
Estimate GPT, Claude, OpenAI and API token costs before using AI models.
Mouse & Keyboard Tests
Test mouse buttons, clicks, CPS, latency, Hz, scrolling, touchpad and keyboard input.
Choose the Right Tool Category
PromptToolsStudio now includes AI prompt tools, study and math tools, AI token cost calculators, and mouse or keyboard testing tools. Start with the category that matches your task.
Prompt Generators and Prompt Libraries
Create prompts for ChatGPT, AI images, writing, SEO, captions, titles, art, drawing, essays, blogs, and social media content.
Explore Prompt Tools → Study ToolsStudy and Math Tools That Show Work
Use calculators and study helpers for equations, algebra, fractions, percentages, long division, PEMDAS, homework prompts, and step-by-step learning.
Explore Study Tools → AI Cost ToolsAI Token and API Cost Calculators
Estimate GPT, Claude, OpenAI, AI API, token usage, input costs, output costs, and project-level AI model expenses.
Calculate AI Costs → Device Test ToolsMouse, Keyboard and Touchpad Test Tools
Test mouse buttons, CPS, double clicks, latency, Hz rate, scrolling, touchpad input, keyboard input, and device responsiveness.
Test Your Device →Built for quick tasks, not confusion.
Each category is organized around a clear job: create prompts, solve study problems, estimate AI costs, or test device performance. Use the homepage to reach the right tool faster.
Start With the Most Useful Tools
These are the most useful tools to start with if you want to generate prompts, calculate AI costs, solve math with steps, or test your mouse and keyboard.
Prompt Enhancer
Improve rough prompts, unclear instructions, captions, titles, and ideas into clearer AI-ready prompts.
Improve Prompt → AI Image ToolAI Image Prompt Generator
Generate AI image prompts with subject, style, mood, lighting, composition, background, and aspect ratio.
Open Tool → Creative ToolRandom Prompt Generator
Generate random prompts for writing, stories, art, drawing, AI images, essays, characters, and creative ideas.
Generate Prompt → Study ToolCalculator That Shows Work
Solve math problems with step-by-step working so you can understand the process, not just the final answer.
Use Calculator → AI Cost ToolAI Token Cost Calculator
Estimate AI token usage and cost for prompts, outputs, API usage, GPT models, Claude models, and AI workflows.
Calculate Cost → Device TestMouse Test
Test mouse buttons, clicks, scrolling, movement, responsiveness, and basic mouse input directly in your browser.
Test Mouse → Creative ToolDrawing Prompt Generator
Generate sketch prompts, doodle ideas, character drawing prompts, scene ideas, and daily drawing practice prompts.
Generate Drawing Prompt → Art ToolArt Prompt Generator
Generate art prompts for drawing, painting, AI art, character concepts, fantasy scenes, and visual ideas.
Generate Art Prompt →Need the full tool list?
Browse the main tool categories to find prompt generators, prompt libraries, study tools, AI cost calculators, and device testing tools.
Browse Categories →Create Better Prompts, Captions, Titles and Creative Ideas
Use these free prompt generators and prompt libraries when you need ChatGPT prompts, AI image prompts, writing ideas, SEO prompts, captions, titles, art prompts, drawing prompts, and random creative starting points.
ChatGPT Prompt Generator
Create structured ChatGPT prompts for writing, SEO, marketing, research, learning, coding, business, and creative tasks.
Open Tool → Prompt ToolPrompt Enhancer
Improve rough prompts, unclear ideas, weak instructions, captions, titles, and content directions into clearer AI-ready prompts.
Improve Prompt → Creative ToolRandom Prompt Generator
Generate random prompts for writing, stories, art, drawing, AI images, characters, essays, roleplay, and creative ideas.
Generate Random Prompt → AI Image ToolAI Image Prompt Generator
Generate AI image prompts with subject, style, mood, lighting, composition, background, aspect ratio, and avoid-list.
Open Tool → Art ToolArt Prompt Generator
Generate art prompts for drawing, painting, AI art, character concepts, fantasy scenes, portraits, and visual ideas.
Generate Art Prompt → Drawing ToolDrawing Prompt Generator
Generate sketch prompts, doodle ideas, character drawing prompts, object studies, scene ideas, and daily drawing prompts.
Generate Drawing Prompt → Writing ToolWriting Prompt Generator
Generate writing prompts for stories, essays, journaling, poems, dialogue practice, creative writing, and daily writing.
Open Tool → Essay ToolEssay Prompt Generator
Generate essay prompts for students, teachers, academic practice, personal essays, argument writing, and classroom use.
Open Tool → Content ToolBlog Idea Generator
Generate blog topic ideas, content angles, article titles, SEO-friendly ideas, and evergreen content directions.
Generate Blog Ideas → SEO ToolSEO Prompt Generator
Create SEO prompts for keyword research, content briefs, metadata, on-page optimization, internal linking, and audits.
Open Tool → Caption ToolSocial Media Caption Generator
Generate captions, hooks, CTAs, hashtags, short captions, long captions, and platform notes for social media posts.
Generate Captions → YouTube ToolYouTube Title Generator
Generate YouTube title ideas for tutorials, how-to videos, reviews, comparisons, Shorts, and search-focused videos.
Generate Titles →Want the full prompt tool directory?
Visit the Prompt Generators hub to browse all available AI prompt tools for ChatGPT, images, writing, SEO, captions, titles, art, drawing, and creative workflows.
Browse Prompt Generators →Solve Math Problems and Study With Step-by-Step Help
Use these free study tools when you need calculators that show work, step-by-step math help, homework prompts, equations, fractions, percentages, algebra, PEMDAS, and long division support.
Study Tools
Browse study tools, math calculators, homework prompt tools, and step-by-step learning helpers in one place.
Browse Study Tools → Main CalculatorCalculator That Shows Work
Solve math problems with step-by-step working so you can understand the process behind the final answer.
Use Calculator → Basic MathBasic Calculator That Shows Work
Calculate basic math problems with clear steps for addition, subtraction, multiplication, division, and simple expressions.
Open Calculator → PEMDASOrder of Operations Calculator
Solve order of operations problems with step-by-step explanations for parentheses, exponents, multiplication, division, addition, and subtraction.
Solve With Steps → PEMDAS ToolPEMDAS Calculator That Shows Work
Understand PEMDAS problems with clear step-by-step working and simple explanations for each calculation stage.
Use PEMDAS Calculator → FractionsFraction Calculator That Shows Work
Add, subtract, multiply, divide, and simplify fractions with visible steps and easier-to-follow working.
Calculate Fractions → PercentagesPercentage Calculator With Steps
Calculate percentages, percentage increase, percentage decrease, and percent of a number with step-by-step help.
Calculate Percentage → DivisionLong Division Calculator That Shows Work
Solve long division problems with visible working, remainders, decimal results, and step-by-step explanation.
Use Long Division Tool → AlgebraAlgebra Calculator That Shows Work
Solve simple algebra problems with steps so you can follow how the expression or equation is handled.
Solve Algebra → EquationsEquation Solver With Steps
Solve equations with step-by-step working and see how each operation moves the equation toward the answer.
Solve Equation → Homework HelpHomework Help Prompt Generator
Generate homework help prompts for explaining problems, checking steps, studying better, and asking AI for learning support.
Generate Homework Prompt →Use the steps, not just the answer.
These tools are most useful when you read the working process. The goal is to understand how the answer is formed, not only copy the final result.
Explore All Study Tools →Estimate AI Token Usage and API Costs Before You Run Prompts
Use these AI token cost calculators to estimate prompt costs, output costs, GPT token pricing, Claude token usage, OpenAI API expenses, and AI project-level cost planning.
AI Token Cost Calculator
Estimate AI token usage and cost for prompts, responses, API calls, content workflows, and AI-powered projects.
Calculate AI Cost → OpenAI CostOpenAI Token Cost Calculator
Calculate OpenAI token costs for input tokens, output tokens, prompts, completions, and API usage planning.
Calculate OpenAI Cost → GPT TokensGPT Token Calculator
Estimate GPT token counts, prompt size, output length, usage volume, and approximate cost for GPT-based workflows.
Calculate GPT Tokens → Claude TokensClaude Token Calculator
Estimate Claude input tokens, output tokens, prompt length, response size, and token-based AI usage costs.
Calculate Claude Tokens → API CostAI API Cost Calculator
Estimate AI API costs for apps, tools, automations, content systems, user requests, and model usage at scale.
Calculate API Cost →Estimate before you scale AI usage.
Token cost calculators help you understand how input length, output length, model choice, and request volume can affect total AI usage cost.
Start With AI Token Cost →Test Your Mouse, Keyboard, Touchpad, Clicks and Scrolling
Use these free browser-based device test tools to check mouse buttons, click speed, double clicks, mouse polling rate, latency, scrolling, touchpad input, and keyboard response.
Mouse Keyboard Test
Test mouse input, keyboard keys, touchpad response, clicks, buttons, and device behavior from one starting point.
Open Test Hub → Mouse TestMouse Test
Check mouse movement, button response, scrolling behavior, click input, and basic mouse functionality in your browser.
Test Mouse → Button TestMouse Button Test
Test left click, right click, middle click, side buttons, extra buttons, and button response on your mouse.
Test Buttons → Click TestMouse Click Test
Check whether your mouse clicks are registering correctly and test basic click response without installing software.
Test Clicks → CPS TestMouse CPS Test
Measure clicks per second and test how fast your mouse click input registers during a short clicking session.
Start CPS Test → Double ClickDouble Click Mouse Test
Check if your mouse is accidentally double-clicking or registering extra clicks when you press once.
Test Double Clicks → Polling RateMouse Hz Test
Test your mouse polling rate and see how frequently your mouse sends input updates to the browser.
Check Mouse Hz → LatencyMouse Latency Test
Check mouse input delay and responsiveness to understand how quickly movement and clicks feel during use.
Test Latency → ScrollingMouse Scrolling Test
Test scroll wheel behavior, scrolling direction, scroll response, and possible scrolling issues in your browser.
Test Scrolling → TouchpadTouchpad Test
Check touchpad input, movement, clicks, scrolling, gestures, and responsiveness directly from your browser.
Test Touchpad →Test one issue at a time.
If your mouse or touchpad feels slow, broken, or inconsistent, start with the main test hub. Then use a specific tool for buttons, clicks, latency, Hz rate, or scrolling.
Open Test Hub →Browse Copy-Ready Prompts, Captions, Titles and Ideas
Use these prompt libraries when you do not want to generate from scratch. Browse ready-made prompts, caption ideas, title ideas, SEO prompts, writing prompts, AI image prompts, and content examples.
Prompt Libraries
Browse all copy-ready prompt libraries for ChatGPT, AI images, SEO, writing, captions, titles, blog ideas, and social media content.
Browse Libraries → ChatGPTChatGPT Prompts
Browse ChatGPT prompts for writing, research, learning, productivity, marketing, SEO, coding, business, and daily tasks.
Browse Prompts → AI ImagesAI Image Prompts
Browse AI image prompts for product photos, blog images, social media visuals, interior design, posters, art, and creative assets.
Browse Image Prompts → WritingWriting Prompts
Explore writing prompts for stories, journaling, essays, poems, dialogue practice, creative writing, and daily writing.
Browse Writing Prompts → EssaysEssay Prompts
Browse essay prompts for students, teachers, classrooms, argument writing, personal essays, reflection, and academic practice.
Browse Essay Prompts → SEOSEO Prompts
Browse SEO prompts for keyword research, content briefs, metadata, internal linking, audits, on-page SEO, and content optimization.
Browse SEO Prompts → Blog IdeasBlog Ideas
Explore blog topic ideas, article angles, evergreen content directions, SEO-friendly ideas, and content planning inspiration.
Browse Blog Ideas → CaptionsSocial Media Captions
Browse social media captions for posts, reels, announcements, product updates, promotions, CTAs, and audience engagement.
Browse Captions → InstagramInstagram Captions
Browse Instagram captions for reels, carousels, product posts, personal branding, small business posts, and creator content.
Browse Instagram Captions → FacebookFacebook Captions
Browse Facebook captions for business posts, community updates, promotions, announcements, events, and product content.
Browse Facebook Captions → LinkedInLinkedIn Prompts
Browse LinkedIn prompts for personal branding, thought leadership, business updates, professional posts, and content ideas.
Browse LinkedIn Prompts → YouTubeYouTube Titles
Browse YouTube title ideas for tutorials, how-to videos, comparisons, reviews, Shorts, search-focused videos, and content planning.
Browse YouTube Titles →Use generators and libraries together.
Use a prompt generator when you need a custom result. Use a prompt library when you want ready-made examples, inspiration, or copy-ready starting points.
Explore Prompt Libraries →Simple Tools Built for Real Online Tasks
PromptToolsStudio is built to help you complete small but important digital tasks faster — from writing prompts and captions to solving study problems, estimating AI costs, and testing device input.
Focused tool pages
Each tool is created around one clear job, so you do not have to search through confusing dashboards or unrelated features.
Free browser-based access
Use tools directly in your browser for prompts, study help, AI cost planning, and device testing without installing extra software.
Useful explanations
Tool pages include simple explanations, examples, FAQs, and related tools so you understand how and when to use each tool.
Organized by task
Prompt tools, study tools, AI cost calculators, and device tests are grouped clearly so you can reach the right tool quickly.
No unnecessary complexity.
The goal is simple: open the right tool, complete the task, copy or use the result, and move forward.
PromptToolsStudio FAQs
Quick answers about PromptToolsStudio, AI prompt tools, study tools, AI token cost calculators, mouse and keyboard test tools, and prompt libraries.
What is PromptToolsStudio?
PromptToolsStudio is a free online tools website where you can use AI prompt generators, prompt libraries, study and math tools, AI token cost calculators, and mouse or keyboard testing tools.
What types of tools are available on PromptToolsStudio?
PromptToolsStudio includes AI prompt tools, writing tools, AI image prompt tools, social media caption tools, study and math calculators, AI token cost calculators, and mouse, keyboard, touchpad, click, latency, scrolling, and device test tools.
Are the tools on PromptToolsStudio free to use?
Yes. The tools on PromptToolsStudio are designed to be free browser-based tools that help users complete practical tasks without installing extra software.
Which prompt tools can I use on PromptToolsStudio?
You can use tools like the Prompt Enhancer, ChatGPT Prompt Generator, AI Image Prompt Generator, Random Prompt Generator, Writing Prompt Generator, Art Prompt Generator, Drawing Prompt Generator, SEO Prompt Generator, Social Media Caption Generator, and YouTube Title Generator.
What is the difference between prompt generators and prompt libraries?
Prompt generators help you create a custom prompt based on your input. Prompt libraries give you ready-made prompts, captions, titles, ideas, and examples that you can copy, edit, and use as starting points.
Can I use PromptToolsStudio for study and math help?
Yes. PromptToolsStudio includes study tools and calculators that show work, including tools for basic math, order of operations, PEMDAS, fractions, percentages, long division, algebra, equations, and homework help prompts.
Can I calculate AI token costs on PromptToolsStudio?
Yes. You can use AI token cost calculators to estimate AI token usage, GPT token costs, Claude token usage, OpenAI token costs, and AI API cost planning for prompts, responses, and projects.
Can I test my mouse and keyboard on PromptToolsStudio?
Yes. PromptToolsStudio includes browser-based tools to test mouse buttons, mouse clicks, CPS, double clicks, mouse Hz, latency, scrolling, touchpad input, and keyboard input.
Do I need to install anything to use these tools?
No. Most tools on PromptToolsStudio work directly in your browser. You can open the tool page, use the controls, generate or test the result, and continue your task.
Where should I start?
Start with the tool category that matches your task. Use Prompt Generators for AI prompts, Study Tools for math and homework help, AI Token Cost Calculator for AI cost planning, or Mouse Keyboard Test for device testing.
Find the Right Tool and Get the Task Done Faster
Use PromptToolsStudio to generate AI prompts, browse prompt libraries, solve study problems, calculate AI token costs, and test your mouse, keyboard, touchpad, clicks, scrolling, latency, and device input.