Free Tools for Event & Catering Pros
Interactive calculators and ready-made templates — free, no sign-up. For caterers, venues and agencies.
Staff & shifts
Surcharge Calculator for Hospitality & Events
Calculate Sunday, holiday and night surcharges for your event staff in seconds.
OpenStaffing Calculator for Events & Catering
How much service, kitchen and bar staff does your event need? Estimate in seconds.
OpenShift Plan Template (CSV)
Staffing, hours and pay per event – ready-made CSV for Excel.
OpenCatering & kitchen
Catering Calculation: Price & Margin
Turn food cost, staff and margin into a sell price.
OpenDrinks Quantity Calculator for Events
How many drinks per guest? Estimate quantities, litres and bottles for your event.
OpenBuffet Quantity Calculator
How much food per guest? Quantities per buffet style – warm buffet, BBQ, finger food, brunch.
OpenVenue & rooms
Room Capacity Calculator
How many people fit in the room? Capacity per seating layout from the floor area.
OpenToilet & Sanitary Calculator for Events
Work out toilets, urinals and wash basins for your guest count in seconds – guide values per MVStättVO.
OpenParking Calculator for Events
How many car spaces does your event need? From guest count, car share and occupancy in seconds.
OpenFinance & legal
XRechnung Validator (structure check)
Check XRechnung/UBL/CII XML for well-formedness and EN16931 mandatory fields.
OpenVAT Calculator for Hospitality (DE/AT)
Net and gross for food and drinks – with the correct rate for Germany and Austria.
OpenCancellation Fee Calculator for Catering & Events
Calculate the cancellation fee by notice period – an industry-typical schedule from 0 to 90 % of the order value.
OpenPlanning & templates
Event Budget Calculator
Venue, catering, drinks, staff and more into one total – flat or per guest.
OpenFunction Sheet Template (CSV)
Run of show, owners and equipment per item – ready-made template.
OpenEvent Checklist (CSV)
From inquiry to follow-up – every task with a deadline.
OpenFrequently asked questions
- What are these free tools?
- Interactive calculators and ready-made templates for event and catering pros – drinks and staffing needs, buffet quantities, budget, VAT, XRechnung and more. Usable straight in the browser, no sign-up.
- Are the tools really free?
- Yes, fully and with no hidden cost. You can optionally get your result and templates by email and try Univents for 7 days – but that is not required.
- Do I need an account?
- No. The calculators and downloads work without sign-up. You only need an account once you want to use Univents for full event planning.
- How accurate are the results?
- The tools give proven industry reference values for planning and quoting – not binding figures. For payroll, legal and tax matters your individual contracts and regulations apply.
- Who are the tools for?
- For caterers, event venues, agencies and anyone planning events – from a small company gathering to a large wedding.
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