Free online tools
Calculators, converters, templates and utilities. All free, no sign-up and right in your browser.
30 tools
All tools
AI Background Remover
Remove the background from any image with AI, in your browser and without uploading the photo. Free, no watermark. Download a transparent PNG.
Calorie, BMI & Macro Calculator
Calculate your daily calories, BMI and macros from your sex, age, weight, height, activity and goal. Free, no sign-up, instantly in your browser.
Commercial Lease Contract Generator
Generate your commercial lease agreement for shop, office or professional use in Word. Free, no sign-up required.
Compress PDF Free Online, No Upload
Reduce the size of a PDF for free, in your browser and without uploading the file. Choose the compression level and download a lighter PDF. No watermark.
Convert PDF to Word Free Online
Convert your PDFs to Word .docx in seconds. Free, no sign-up and no limits. Conversion happens in your browser.
Convert Word to PDF Free Online
Convert Word .docx documents to PDF in seconds. Free, no sign-up. Conversion happens in your browser.
Free Crypto Converter
Free crypto converter with up-to-date prices from CoinGecko. Convert Bitcoin, Ethereum, Solana and 20+ cryptocurrencies to EUR, USD and 30+ currencies instantly. No sign-up.
Free Currency Converter
Free online currency converter with European Central Bank reference rates, updated every business day. Convert between 30+ currencies instantly. No sign-up.
Free Dropshipping Profit Simulator
Calculate net profit, margin and monthly projection for your dropshipping store. Free, instant results.
Free EAN-13 Barcode Generator Online
Generate an EAN-13 barcode from 12 or 13 digits. Download in SVG or PNG ready to print. Free, no sign-up.
Free Online JSON Validator
Validate and format JSON online for free. Detect syntax errors and inspect structure. No sign-up, no limits, 100% in your browser. Try it free.
Free Online Lorem Ipsum Generator
Generate Lorem Ipsum placeholder text instantly. Choose paragraphs, words or sentences. Copy as plain text or HTML. Free, no sign-up, 100% in your browser.
Free Online Text Comparator
Compare two texts and detect differences instantly. Highlights changes line by line and word by word. Ignore case or whitespace. No sign-up, 100% in your browser.
Free Online Word Counter
Count words, characters, paragraphs and reading time instantly. No sign-up, no limits. Works directly in your browser.
Free QR Code Generator: links, WiFi and vCard
Create free QR codes for a link, your WiFi or your contact card (vCard). Optional logo, PNG download. No sign-up, and nothing is uploaded to a server.
Free Secure Password Generator Online
Create strong, random passwords in seconds. Choose length and character types. 100% free, no sign-up.
Free Simple Receipt Generator Online
Create a custom payment receipt in seconds and download as PDF. With or without VAT. Free, no sign-up.
Freelance Contract Spain
Generate your freelance services contract adapted to Spain in Word or PDF. Free, no sign-up.
Merge and Split PDF Free Online
Merge several PDFs into one or split a PDF by extracting the pages you need. Free, no watermark, no upload — everything in your browser.
Net Salary Calculator Spain 2026
Calculate your take-home pay from your gross salary. Social security, income tax and net pay. Free, no sign-up, updated 2026.
Private Loan Agreement Generator
Generate your private loan agreement in Word or PDF. Free, no sign-up, no data sent to server.
Redundancy Pay Calculator 2026
Calculate redundancy pay based on your seniority and salary. Free, no sign-up, updated 2026.
Rental Yield Calculator
Calculate gross and net rental yield for a property. Get cashflow, payback and net yield. Free, no sign-up.
Residential Lease Contract Generator
Generate your residential lease agreement in Word. Compliant with Spanish law, with deposit and IPC clauses. Free, no sign-up.
Self-Employed Calculator Spain 2026
Calculate your self-employed social security and income tax under the 2026 real-income system. Free, no sign-up.
TikTok Earnings Calculator
Calculate your estimated TikTok earnings from the Creator Rewards Program and sponsored posts. Free, no sign-up.
Tourist Rental Contract Generator
Generate your tourist or short-term rental agreement in Word. With deposit clauses, house rules and check-in times. Free, no sign-up.
VAT Calculator Spain
Calculate Spanish VAT at 4%, 10% and 21% instantly. Add or remove VAT from any price. Net price, VAT amount and gross total. Free, no sign-up.
Weight Converter Online
Convert between 12 units of weight instantly: kilograms, pounds, ounces, grams, tonnes, stones, carats and more. No sign-up, no ads.
What Is My IP?
Find your public IP address instantly along with your country, city, internet provider (ISP) and time zone. Free, no sign-up, no ads.
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Guides to get the most out of each tool
Besides the tools, our blog explains how to use them and what Spanish rules apply in each case. These are the most useful guides in each category.
Salary, tax and self-employment
The calculators use 2026 figures: €1,221 minimum wage, a 6.50% employee Social Security rate and the income-based autónomo quotas.
Contracts, rentals and receipts
Templates adapted to Spanish law and guides on what each document must include.
PDF and documents
All PDF tools run in your browser: your files are never uploaded to a server.
QR codes and utilities
Ideas for using QR codes in your business and everyday utilities.