Free Online Tools
Productivity tools for freelancers, agencies, and small teams
Meeting Cost Calculator
Calculate the true cost of your meetings based on attendee salaries and time spent.
Freelance Hourly Rate Calculator
Calculate your ideal hourly rate based on desired salary, expenses, and billable hours.
Project Cost Estimator
Estimate total project cost based on tasks, hours, rates, and overhead.
Time Zone Meeting Planner
Find the perfect meeting time that works for everyone across different time zones.
Project ROI Calculator
Calculate the return on investment for your projects and make data-driven decisions.
Pomodoro Timer
Focus timer with customizable work/break intervals and session tracking.
Project Timeline Calculator
Calculate realistic project end dates based on task estimates and working schedule.
Scope Creep Calculator
Track scope changes and calculate their impact on budget and timeline.
Team Capacity Calculator
Calculate team availability accounting for PTO, meetings, and overhead.
Profit Margin Calculator
Calculate profit margin, markup, and profit from cost and selling prices.
Color Palette Generator
Generate harmonious color palettes with complementary, analogous, and triadic schemes.
JSON Formatter
Format, beautify, and validate JSON data with customizable indentation.
Email Signature Generator
Create professional email signatures for Gmail, Outlook, and other email clients.
Late Fee Calculator
Calculate late fees and interest on overdue invoices with multiple rate types.
Salary to Hourly Converter
Convert between annual salary and hourly rate with PTO adjustments.
Word Counter
Count words, characters, sentences with reading time and keyword analysis.
Lorem Ipsum Generator
Generate placeholder text in standard, business, or hipster style.
Regex Tester
Test and debug regular expressions with live matching and replacements.
Cron Expression Generator
Build cron expressions visually with presets and next execution preview.
WCAG Contrast Checker
Check color contrast ratios for WCAG accessibility compliance.
Email Subject Line Tester
Analyze subject lines for spam triggers, power words, and mobile preview.
Client Retainer Calculator
Compare retainer vs hourly pricing with savings and rollover options.
Business Name Generator
Generate creative business name ideas with multiple style options.
QR Code Generator
Generate QR codes for URLs, text, WiFi, vCards, and more with custom colors.
Eisenhower Matrix
Prioritize tasks by urgency and importance with a drag-and-drop interface.
Sprint Velocity Calculator
Track team velocity, analyze trends, and get sprint planning recommendations.
Client Onboarding Checklist
Generate customized onboarding checklists for different service types.
XML Sitemap Validator
Validate XML sitemaps for errors, compliance, and SEO optimization.
Sitemap Comparison Tool
Compare two XML sitemaps to find added, removed, and common URLs.
Sitemap Analytics
Analyze sitemap structure, URL patterns, and get optimization insights.
Sitemap Frequency Analyzer
Analyze changefreq and priority distributions in your XML sitemap.
Robots.txt Generator
Generate robots.txt files with sitemap references and crawl rules.
CSV to Markdown
Convert CSV files to Markdown tables with custom alignment options.
JSON to Markdown
Convert JSON data to formatted Markdown tables, lists, or code blocks.
Manage projects, not just calculations
Protawk brings project management, team collaboration, and client communication together in one simple platform.