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Calendar event (.ics)

Create a calendar event and download it as an .ics file for any app.

Calendar event (.ics) is free to use as often as you like, directly from this page. It sits under Planning & operations in our catalogue, alongside Average collection period calculator and Capacity utilization calculator.

How to use it

  1. Open the tool — no signup or install needed.
  2. Enter your input or adjust the available options.
  3. Get your result instantly, then copy or download it.

Frequently asked questions

What does Calendar event (.ics) do?

Create a calendar event and download it as an .ics file for any app.

When would I actually use this?

Running the week: issuing an invoice or a quote, knowing what is in stock and what to reorder, and seeing whether cash covers what is due.

What is the most common mistake?

Reading profit as cash. A profitable month with sixty-day payment terms can still leave the account empty — the two numbers answer different questions.

What else is filed next to it?

Average collection period calculator, Capacity utilization calculator and Capital employed calculator share its section. They are not variants of it — being filed together is not the same as being alike — but that is where to look if this turned out not to be the tool you wanted.

Where do the figures come from?

The arithmetic is exact for what you enter. Invoice content, VAT treatment and mandatory mentions are set by national rules — an invoice that computes correctly can still be non-compliant.

Further reading

All guides
ExplainerThe Cash Conversion Cycle: the Number That Explains Why You Are Out of CashCCC = DIO + DSO − DPO. It is the number of days your cash is out of your hands, and it is the reason a profitable, growing business runs out of money. Worked end to end, with the negative-cycle case that makes suppliers your cheapest lender.ComparisonCurrent Ratio vs Quick Ratio, and What Neither Tells YouThe quick ratio removes inventory because inventory is the current asset that may not convert. Two companies with an identical current ratio can be five times apart on the quick ratio — and both measures are still blind to the one thing that actually stops a company paying: timing.ExplainerFixed-Charge Cover: the Ratio a Landlord or a Lender Looks AtThe same company, the same year, reads 1.02×, 1.52× or 2.56× depending on where rent is put and whether principal is grossed up for tax. Two of those pass a 1.25 covenant and one does not.ExplainerReturn on Assets: What the Ratio Says About a Business, and What It HidesReturn on assets, return on net assets and return on capital employed are one family with two moving parts. On the same balance sheet they read 8.3%, 10.2% and 15.6% — and the two steps between them are exactly the two decisions you are making.ComparisonInterest Coverage and the Ratios a Lender Actually TestsA loan agreement's covenants are the ratios that can put a solvent, profitable company into default. Interest coverage, times interest earned and DSCR are not three measures — and the one that adds principal repayment is the one that bites.ExplainerProcess Capability: Cp, Cpk and What Six Sigma Actually ClaimsCp compares the spec width to the process spread; Cpk penalises being off-centre. A process can have an excellent Cp and still make scrap — here is the case, with defect rates computed from the normal distribution rather than read off a table.