All Tools and Reference Pages
Every tool on the site, grouped by category, followed by the reference pages. Each tool runs in your browser; nothing you type is uploaded.
Finance tools
- Break-Even Point Calculator — Find out how many units you need to sell before you profit.
- Currency Converter — Convert between currencies using an exchange rate you enter yourself.
- Discount & Markdown Calculator — Calculate sale prices, amount saved, and discount percentages.
- Expense Tracker — Record and track your daily income and expenses.
- Invoice Maker — Create, print, and save professional invoices easily.
- Profit Margin Calculator — Calculate ideal selling price, gross profit, margin %, and markup %.
- Proposal / Estimate Generator — Create client proposals with scope of work, pricing, and export as PDF.
- Purchase Order Generator — Create professional purchase orders for vendors and export as PDF.
- Quotation Maker — Prepare and export custom price quotes for your customers.
- ROI Calculator — Calculate Return on Investment (%), net profit, and annualized returns.
- Sponsorship Pricing Calculator — Calculate exactly how much to charge brands for your videos.
- VAT / Tax Calculator — Instantly calculate net, gross, and tax amounts.
HR tools
- Employee Onboarding Checklist — Track new hire onboarding from before day one through the first month.
- Meeting Minutes Generator — Record attendees, agenda notes, and action items, then export as PDF.
- NDA & Agreement Generator — Create binding Non-Disclosure (NDA) and Freelance Contract PDFs.
- Payroll Calculator — Calculate staff salaries, advances, and payrolls seamlessly.
- Shift Planner — Organize your staff's working days and export weekly shift PDFs.
- Timesheet & Hourly Wage Calculator — Calculate weekly pay from hours worked, including overtime.
Media tools
- Audio to Video Converter — Turn MP3 audio into a YouTube MP4 video.
- Bulk Image Resizer — Resize and compress multiple product images for free.
- Image Format Converter — Convert WebP, JPG, and PNG images instantly.
- QR Code Generator — Create free, custom, non-expiring QR codes with colors.
- Thumbnail Safe Zone Preview — Test if your YouTube thumbnails are hidden by UI elements.
- YouTube Thumbnail Downloader — Download YouTube cover photos in HD instantly.
PDF tools
- Free PDF Merger — Combine multiple PDF files instantly. 100% free and private.
- PDF Splitter — Extract specific pages from a PDF document.
Utilities tools
- Case Converter — Convert text between UPPERCASE, lowercase, and Title Case instantly.
- Markdown to HTML Editor — Write Markdown live and export clean HTML code with one click.
- QR Code Reader — Scan and decode QR codes from images or screenshots instantly.
- Resume Maker — Create fast and professional PDF resumes.
- Strong Password Generator — Generate secure and random passwords in one click.
- UTM Link Builder — Create Google Analytics tracking links for your campaigns easily.
- Word & Character Counter — Instantly count words, characters, and estimate reading time.
- ZenInventory — Warehouse, stock tracking, and inventory management system.
Creator Money: YouTube Sponsorship Rates
A published YouTube sponsorship rate model: six niches, seven channel sizes, three formats. Fair, low and high rates from a stated formula, with the calculator behind it.
- Sponsorship rates at 100,000 average views per video
- Sponsorship rates at 10,000 average views per video
- Sponsorship rates at 1,000,000 average views per video
- Sponsorship rates at 250,000 average views per video
- Sponsorship rates at 25,000 average views per video
- Sponsorship rates at 500,000 average views per video
- Sponsorship rates at 50,000 average views per video
- YouTube sponsorship rates for beauty and fashion channels
- YouTube sponsorship rates for education and diy channels
- YouTube sponsorship rates for entertainment channels
- YouTube sponsorship rates for finance channels
- YouTube sponsorship rates for gaming channels
- YouTube sponsorship rates for tech and business channels
Business Documents: Quote to Receipt
Quote, sales order, purchase order, proforma invoice, delivery note, invoice, credit note and receipt: what each is for, which comes first, side-by-side comparisons and a checklist for every document.
- Credit note vs Receipt: what each one is for
- Delivery note vs Invoice: what each one is for
- Delivery note vs Receipt: what each one is for
- Invoice vs Credit note: what each one is for
- Invoice vs Receipt: what each one is for
- Proforma invoice vs Invoice: what each one is for
- Proforma invoice vs Receipt: what each one is for
- Purchase order vs Delivery note: what each one is for
- Purchase order vs Proforma invoice: what each one is for
- Purchase order vs Receipt: what each one is for
- Quote vs Invoice: what each one is for
- Quote vs Proforma invoice: what each one is for
- Quote vs Purchase order: what each one is for
- Quote vs Sales order: what each one is for
- Sales order vs Invoice: what each one is for
- Sales order vs Purchase order: what each one is for
- What to include in a credit note
- What to include in a delivery note
- What to include in an invoice
- What to include in a proforma invoice
- What to include in a purchase order
- What to include in a quote
- What to include in a receipt
- What to include in a sales order
Pricing Math: Markup, Margin and Discounts
Markup-to-margin and margin-to-markup conversions from 5% to 200%, percent-off pages from 10% to 90%, master tables, worked examples and live calculators for pricing products.
- 10% Off: sale price, savings and the reverse calculation
- 15% Off: sale price, savings and the reverse calculation
- 20% Off: sale price, savings and the reverse calculation
- 25% Off: sale price, savings and the reverse calculation
- 30% Off: sale price, savings and the reverse calculation
- 35% Off: sale price, savings and the reverse calculation
- 40% Off: sale price, savings and the reverse calculation
- 45% Off: sale price, savings and the reverse calculation
- 50% Off: sale price, savings and the reverse calculation
- 55% Off: sale price, savings and the reverse calculation
- 60% Off: sale price, savings and the reverse calculation
- 65% Off: sale price, savings and the reverse calculation
- 70% Off: sale price, savings and the reverse calculation
- 75% Off: sale price, savings and the reverse calculation
- 80% Off: sale price, savings and the reverse calculation
- 85% Off: sale price, savings and the reverse calculation
- 90% Off: sale price, savings and the reverse calculation
- Percent-Off Discount Table (5% to 95%)
- 10% Margin to Markup: a 10% margin needs a 11.1% markup
- 15% Margin to Markup: a 15% margin needs a 17.6% markup
- 20% Margin to Markup: a 20% margin needs a 25% markup
- 25% Margin to Markup: a 25% margin needs a 33.3% markup
- 30% Margin to Markup: a 30% margin needs a 42.9% markup
- 35% Margin to Markup: a 35% margin needs a 53.8% markup
- 40% Margin to Markup: a 40% margin needs a 66.7% markup
- 45% Margin to Markup: a 45% margin needs a 81.8% markup
- 5% Margin to Markup: a 5% margin needs a 5.3% markup
- 50% Margin to Markup: a 50% margin needs a 100% markup
- 55% Margin to Markup: a 55% margin needs a 122.2% markup
- 60% Margin to Markup: a 60% margin needs a 150% markup
- 65% Margin to Markup: a 65% margin needs a 185.7% markup
- 70% Margin to Markup: a 70% margin needs a 233.3% markup
- 75% Margin to Markup: a 75% margin needs a 300% markup
- 80% Margin to Markup: a 80% margin needs a 400% markup
- 85% Margin to Markup: a 85% margin needs a 566.7% markup
- 90% Margin to Markup: a 90% margin needs a 900% markup
- 95% Margin to Markup: a 95% margin needs a 1900% markup
- 10% Markup to Margin: a 10% markup is a 9.1% margin
- 100% Markup to Margin: a 100% markup is a 50% margin
- 110% Markup to Margin: a 110% markup is a 52.4% margin
- 120% Markup to Margin: a 120% markup is a 54.5% margin
- 130% Markup to Margin: a 130% markup is a 56.5% margin
- 140% Markup to Margin: a 140% markup is a 58.3% margin
- 15% Markup to Margin: a 15% markup is a 13% margin
- 150% Markup to Margin: a 150% markup is a 60% margin
- 160% Markup to Margin: a 160% markup is a 61.5% margin
- 170% Markup to Margin: a 170% markup is a 63% margin
- 180% Markup to Margin: a 180% markup is a 64.3% margin
- 190% Markup to Margin: a 190% markup is a 65.5% margin
- 20% Markup to Margin: a 20% markup is a 16.7% margin
- 200% Markup to Margin: a 200% markup is a 66.7% margin
- 25% Markup to Margin: a 25% markup is a 20% margin
- 30% Markup to Margin: a 30% markup is a 23.1% margin
- 35% Markup to Margin: a 35% markup is a 25.9% margin
- 40% Markup to Margin: a 40% markup is a 28.6% margin
- 45% Markup to Margin: a 45% markup is a 31% margin
- 5% Markup to Margin: a 5% markup is a 4.8% margin
- 50% Markup to Margin: a 50% markup is a 33.3% margin
- 55% Markup to Margin: a 55% markup is a 35.5% margin
- 60% Markup to Margin: a 60% markup is a 37.5% margin
- 65% Markup to Margin: a 65% markup is a 39.4% margin
- 70% Markup to Margin: a 70% markup is a 41.2% margin
- 75% Markup to Margin: a 75% markup is a 42.9% margin
- 80% Markup to Margin: a 80% markup is a 44.4% margin
- 85% Markup to Margin: a 85% markup is a 45.9% margin
- 90% Markup to Margin: a 90% markup is a 47.4% margin
- 95% Markup to Margin: a 95% markup is a 48.7% margin
- Markup to Margin Conversion Table (1% to 200%)
Site pages
- Blog — guides for freelancers and small teams
- News — tech, business and design headlines
- Help center — one section per tool with FAQs
- Privacy policy
- Terms of service