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Sunfield Mini-Apps

Mini apps to install: checklists, calculators and finders

Twenty small helpers for everyday life, freelancing and the garden. Every app runs in the browser, stores data on your device only and can be added to your home screen to work without internet. No sign-up, no cookies, no tracking.

To add an app to your home screen: open the page and choose Add to home screen or Install app in the browser menu. It then opens like a normal app.

Checklists to tick off

Moving checklist you can tick off

Moving step by step: a checklist with your own items. It remembers your progress in your browser and works without internet.

Packing list for weekends and holidays

A packing list for short trips and holidays you can tick off, with your own items. Saved on your device only, works offline.

Starting self-employed: checklist

First steps into self-employment as a checklist you can tick off. General orientation, not advice, works offline.

Invoice: check the mandatory details

Mandatory invoice details under German VAT law as a checklist to tick off, including the note for small businesses. Not legal advice.

Filling a raised bed: layer checklist

Fill a raised bed layer by layer: a checklist to tick off with your own items, works offline and needs no sign-up.

Starting a household budget: checklist

Keep a household budget in ten steps: a checklist to tick off, no sign-up, stored on your device only.

Planning a birthday party: checklist

Plan a birthday party from invitation to clean-up: a checklist to tick off with your own items, works offline.

Calculators

Calculate margin and markup

Calculate margin, markup and profit from purchase and selling price. Runs in the browser, works offline, no sign-up.

Calculate an hourly rate for freelancers

Calculate an hourly rate from target profit, fixed costs and billable hours. In the browser, works offline, no sign-up.

Calculate raised bed fill volume

Calculate raised bed filling from length, width and height in litres and bags, with adjustable layer split. Works offline.

Calculate plants per bed

Calculate the number of plants per bed from bed size, row spacing and plant spacing. In the browser, works offline, no sign-up.

Calculate moving boxes

Calculate the number of moving boxes from rooms, people and your own estimate. In the browser, works offline, no sign-up.

Add up travel costs

Add up travel costs from kilometres, meals and accommodation with your own rates. Works offline, no sign-up.

Calculate a quote: hours, materials, buffer

Calculate a quote price from hours, hourly rate, materials and buffer, optionally with tax. Works offline, no sign-up.

Calculate hourly pay from monthly salary

Calculate hourly pay from monthly salary and weekly hours. In the browser, works offline, no sign-up, no data transfer.

Calculate statutory minimum holiday

Calculate statutory minimum holiday by working days per week (section 3 German Federal Leave Act). Orientation, not legal advice.

Check the small business threshold

Compare revenue with the limits of the German small business scheme (section 19 VAT Act). Orientation, not tax advice, works offline.

Finders: which template fits?

Which household template suits me?

Three questions, one recommendation: which template for budgeting and household organisation suits you? Runs in the browser, works offline.

Which packing list suits my trip?

Three questions, one recommendation: which packing list template suits your trip? Runs in the browser, works offline, no sign-up.

Which template do I need as a freelancer?

Three questions, one recommendation: which template for invoice, quote, hours or bookkeeping do you need? Works offline, no sign-up.

General orientation, not tax, legal or other advice. Ask the tax office or a professional for your case. No warranty. Everything runs in your browser; nothing is sent.