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Practical guides, tutorials and tips about free online tools.
39 articles
How to merge PDF files online for free
Combine multiple PDFs into one file in seconds — free, no watermark, no upload. Step-by-step guide, page-order tips and why a browser-based merger is more private.
How to split a PDF: extract or separate pages for free
Split a PDF and extract exactly the pages you need — free, no watermark, no upload. How page ranges work, use cases and a private browser-based tool.
Kg to lbs: how to convert kilograms to pounds
Convert kilograms to pounds: the exact formula (kg × 2.20462), a quick table from 1 to 100 kg, the reverse lbs-to-kg conversion and common examples.
Unfair dismissal in Spain 2026: what you are owed and how to calculate it
How unfair dismissal (despido improcedente) works in Spain: the 33 days per year rule, the 24-month cap, when a dismissal is unfair, and how to claim. For foreign workers.
Finiquito vs severance pay in Spain: what’s the difference?
The difference between the finiquito (final settlement) and severance (indemnización) in Spain: what each includes, when you’re entitled, tax treatment and an example.
€30,000 gross salary in Spain: what is the net pay in 2026?
How much take-home pay a €30,000 gross salary gives you in Spain in 2026: IRPF and Social Security breakdown, full gross-to-net table and employer cost.
How to send money abroad without losing on the exchange rate (2026)
The cheapest way to send money abroad: Wise vs Revolut vs your bank, the hidden exchange-rate margin, and when a card beats a transfer.
Mid-market rate vs bank exchange rate: what your bank doesn’t tell you
The difference between the mid-market (interbank) rate and your bank’s rate, how to calculate the real margin, and why a “no-fee” exchange still costs you.
Autónomo tax in Spain 2026: how much freelancers really pay
How much a self-employed autónomo pays in Spain in 2026: Social Security brackets, quarterly IRPF, deductible expenses and a real example — for foreigners.
Tourist license in Spain 2026: do you need one for an Airbnb?
When a tourist (short-term rental) license is required in Spain, how to get one by region, where new licenses are frozen, and the fines for renting without one.
Convert Word to PDF Free Online [2026]
Convert Word to PDF online for free in seconds. No software to install, no sign-up. Works with .doc and .docx files.
What Is My IP Address? Check Your Public IP Online [2026]
Find out your public IP address instantly — free, no sign-up. Shows IPv4, IPv6, approximate location and ISP.
Cryptocurrency Converter Online — Real-Time Prices [2026]
Convert Bitcoin, Ethereum, Solana and 50+ cryptocurrencies to EUR or USD instantly. Live prices, no sign-up.
Word Counter Online Free [2026]
Count words, characters, sentences and paragraphs instantly. Free, no sign-up, with reading time estimate.
Generate a Payment Receipt Online Free [2026]
Create and download a professional payment receipt online in seconds. Customisable, PDF export, no sign-up.
Net Salary Calculator Spain 2026 — Take-Home Pay Free
Calculate your net take-home salary in Spain instantly. Includes IRPF, Social Security contributions and deductions for 2026.
Redundancy Pay Calculator Spain 2026 — Free Severance Estimator
Calculate your redundancy pay entitlement in Spain instantly. Fair dismissal, unfair dismissal and objective redundancy.
Self-Employed Calculator Spain 2026 — Autónomo Quota & Tax Free
Calculate your autónomo Social Security quota, IRPF tax and net income as a self-employed professional in Spain.
Tourist Rental Contract Spain — Free Word Template 2026
Download a free tourist rental contract for Spain. Legally compliant for short-term holiday lets. No sign-up.
Residential Lease Agreement Spain — Free Word Template 2026
Download a free residential lease agreement for Spain. Compliant with the Urban Leasing Act (LAU). No sign-up.
Commercial Lease Agreement Spain — Free Word Template 2026
Download a free commercial lease agreement for Spain. For shops, offices and commercial premises. No sign-up.
Freelance Contract Spain — Free Word Template for Self-Employed 2026
Download a free freelance service contract for Spain. Covers payment, IP, confidentiality and termination.
Private Loan Agreement Spain — Free Word Template 2026
Download a free private loan agreement for Spain. For loans between individuals or family members. Legally valid.
WiFi Password QR Code Generator Free [2026]
Create a QR code for your WiFi password instantly. Guests scan and connect without typing. Free, no sign-up.
QR Code for Events and Invitations Free [2026]
Create a QR code for your event in seconds. Link to registration, venue map or RSVP page. Free, no sign-up.
QR Code for Restaurant Menu Free [2026] — Digital Menu in Seconds
Create a QR code for your restaurant or bar menu. Guests scan and view your digital menu. Free, no sign-up.
QR Code for Instagram and Social Media Profiles Free [2026]
Create a QR linking to your Instagram, TikTok, LinkedIn or any social profile. Free, instant download.
QR Code for Business Card — Share Contact Details Free [2026]
Create a QR for your business card that shares your contact details instantly. vCard, phone, email and more.
Calculate VAT on an invoice online free [2026]
Use our free tool to calculate VAT on an invoice instantly. Separate base, VAT and total for 4%, 10% and 21% rates. No sign-up, 100% online.
Strong password generator online free [2026]
Use our strong password generator to create secure passwords instantly. Mix letters, numbers and symbols. No sign-up, no data stored. 100% private.
Convert currency online free: EUR, USD, GBP [2026]
Convert currency online free instantly. Updated exchange rates for EUR, USD, GBP and 150+ currencies. No sign-up needed. Try it now.
TikTok earnings per view: free calculator [2026]
Calculate TikTok earnings per view and follower count. Realistic Creator Fund estimates plus live gifts income. Free, no sign-up.
Rental property yield calculator free [2026]
Calculate rental property yield instantly: gross, net and cash-on-cash return. Include mortgage, expenses and taxes. Free, no sign-up.
How to create a Google review QR code for your business
A practical guide to creating a Google review QR code for your local business and getting more customer reviews with less friction.
How to create a WhatsApp QR code for free (no number saving needed)
Step-by-step guide to create a QR that opens WhatsApp directly. wa.me link, pre-filled message, uses for businesses and cards. Free, no sign-up.
How to calculate dropshipping profit: complete guide with free simulator
Learn how to calculate net profit, margin and monthly projection for your store. Includes a free online simulator, formulas and real examples.
Free QR code generator: how to create a QR code from a link
A practical guide to create a QR code from a URL, download it as PNG, and use it with no sign-up or installs.
Convert PDF to Word free, no sign-up, 100% online
Why pay or sign up to convert a PDF to Word? Here is how to do it in seconds, free, no install.
How to convert PDF to Word online for free
Everything you need to know about turning your PDFs into editable Word documents.
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