Tools Directory
Free Vortenza tools and calculators
Find practical calculators, converters, and developer utilities built for fast answers with a clean workspace.
- Tools
- 14
- Topics
- 6
- Cost
- $0
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Jump into the right set of tools for the task in front of you.
AI Cost Calculators
Estimate API spend
Token usage
Tax Calculators
Plan tax payments
Income estimates
Finance Tools
Model money choices
Payments and growth
Developer Utilities
Format and validate
Dev utilities
Unit Converters
Convert units fast
Everyday measures
SEO Tools
Humanize AI content, check plagiarism, and beat AI detection tools.
All online tools
Search, compare, and open any available Vortenza tool.
AI Token Counter
Count words, characters, and estimated tokens by AI model.
OpenAI Cost Calculator
Estimate monthly spend by model, tokens, and usage tier.
Claude API Cost Calculator
Estimate Anthropic Claude API costs by model and monthly call volume.
AI Prompt Cost Estimator
Paste your prompt to count tokens and estimate cost across GPT-4o, Claude, and more.
Vortenza Humanizer
Transform AI-generated content into natural, human-sounding text that passes GPTZero, Turnitin, and Originality.ai detection. Free, no signup.
AI Detection Checker
Check if your text will be flagged as AI-written by GPTZero, Turnitin, or Originality.ai. Get a score and fix it instantly.
Plagiarism Checker
Check your content for plagiarism with n-gram analysis and uniqueness scoring. Free with no word limit restrictions.
Federal Income Tax Estimator
Project federal tax owed with brackets and deductions.
Freelance Rate Calculator
Calculate your hourly rate, day rate, and project pricing with real freelancer business math. Supports 10 countries.
Mortgage Payment Calculator
Monthly payment, interest, and amortization breakdown.
Compound Interest Calculator
See how savings grow with contributions and APY.
JSON Formatter & Validator
Beautify, minify, and validate JSON with live syntax highlighting. Runs entirely in your browser.
Regex Tester
Test and debug regular expressions with live match highlighting, flag toggles, capture groups, and example patterns.
Unit Converter
Length, weight, temperature, and more.