Invoices
Write. Save. Export as PDF.
Add line items, reuse templates and export the finished invoice as a PDF.
For one-person businesses in Austria
Clear numbers.
Less paperwork.
Klarheft is simple software for invoices, income and expenses. Your data stays on your computer – in your own folder.
No obligation – a short email to hallo@klarheft.at is enough.
October 2026Overview
Fee project A+1,240.00
Office supplies−89.50
Fee project B+2,240.00
Software−303.00
Surplus€3,087.50
Studio Muster e.U.Graphic & web · Vienna
InvoiceNo. 2026-031 · 05 Nov 2026
ToCafé Beispiel GmbH
Logo design€480.00
Business card layout€240.00
Meetings · 3 hrs€240.00
Net€960.00
VAT 20%€192.00
Total€1,152.00
Klarheft dataInvoice-2026-031.pdfReceipts · October
all in one place
- Stored on your computer
- Invoices & summaries as PDFs
- German & English
- Made for Austria
01Features
Everything important.
Clearly sorted.
Klarheft does a few things – and does them properly. For people who work for themselves and want to keep their simple bookkeeping in their own hands.
Bookkeeping
Income and expenses at a glance.
Record entries, attach receipts and choose the period. When you export to PDF, the receipts go into a folder right next to it.
Your data
Stored with you.
You choose the data folder on your computer. Entries and receipts stay together – no online account needed.
Bilingual
German and English.
Switch the app language in the settings – handy if you also work internationally.
02Your demo
Just send one email.
Tell us briefly what you do. We will show you Klarheft and take time for your questions.
-
You write to us
A few lines to hallo@klarheft.at are enough. Our template helps you.
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We get back to you
You get a reply with suggested times for your demo.
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You see Klarheft in action
Invoices, bookkeeping and PDF export – with time for everything you want to know.
- To
- hallo@
klarheft.at - Subject
- Demo request – Klarheft
Hello Klarheft team,
I would like to see Klarheft in a demo.
What I do: …
Invoices per month (approx.): …
Best regards
03For tax advisory firms
A useful tip for your sole-trader clients.
Some clients want to write their own invoices and keep simple records. Klarheft gives them a clear, local workspace.
- Summaries as PDFs – with the receipts collected in a folder next to them
- Data stays local on your clients’ computers
- Interface in German and English
Get to know Klarheft and find out with us which clients it suits.
Request a partner call by emailWhere is my data stored?
In a data folder that you choose on your computer when you first start the app. Entries and receipts are kept there together.
Do I need an online account?
No. Klarheft runs on your computer and stores everything in your data folder.
Who is Klarheft for?
For one-person businesses in Austria that write invoices and want to keep their own simple books.
Does Klarheft replace my tax adviser?
No. Klarheft helps you keep your invoices and records in order. For tax questions, your tax adviser remains the right contact.
What happens after my email?
We reply and arrange a time for your demo. Your request is not binding.
Ready for clear numbers?
Send us an email – we will show you Klarheft in a personal demo.
Or write directly to hallo@klarheft.at