Free UK date calculators and bank holiday tools

DateTools gives you instant answers to UK date questions —
bank holidays, working day calculators, deadline countdowns and more.
Free, no login, updated for 2026.

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Bank holidays

• UK bank holidays 2026
• Scottish bank holidays 2026
• Northern Ireland bank holidays 2026
• UK bank holidays 2027

Calculators

• UK working days calculator
• Days between dates calculator
• UK holiday entitlement calculator
• UK notice period calculator
• UK age calculator
• UK week number calculator
• UK payday calculator 2026
• UK maternity leave calculator

Countdowns

• Next UK bank holiday countdown
• Christmas 2026 countdown
• How long until the weekend?
• When do the clocks change in 2026?
• UK tax year end countdown 2027
• Results day 2026 countdown
• Countdown to Black Friday 2026

Guides

• GMT vs BST — UK time zones explained
• How many working days in 2026?
• When do the clocks change in the UK?