Free tools

Work out deadlines and costs in a minute

Free calculators, no sign-up, that apply the Spanish rules and the rates cited on each page.

• Owners' meeting notice calculator (Spain)Work out the earliest safe date for an ordinary owners' meeting in Spain using the Supreme Court count: six full calendar days after the notice is received.
• MASC deadline calculator (Spain, LO 1/2025)Enter the date the debtor received your request to negotiate and see when the attempt ends without agreement and the last day to file your claim in Spain.
• WhatsApp Business API cost calculator (Spain, 2026)Work out Meta's monthly WhatsApp Business charges for Spanish numbers with the October 2026 rates: marketing, utility, authentication and service messages.