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How to set the due date of documents in Numiron

The due date determines the date by which the invoice, advance invoice, quotation or invoice received is to be paid. In Numiron, you can set a default due date for each type of document so that it is automatically filled in when issued. 

Method 1: Setting the default due date 

Click on your profile icon in the top right corner, select Settings and switch to the Invoicing section.

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In the section Maturity of documents you will find separate fields for each type of document: 

  • invoices issued
  • advance invoices
  • quotations, 
  • invoices received
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For each type, enter the number of days from the issue date to the due date (e.g. 14, 30, 45 days) and click on Save

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When creating a new document, the „Due Date“ field is automatically pre-populated with the calculated date (date of issue + number of days). 

 Method 2: Change the due date directly in the document 

At creating or Edit by of the document, find the field Maturity

You can select the exact date from the calendar.

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This modification applies only to the document and does not affect your default settings. 

How to set up reminders

Automatic reminders help you to have your invoices paid on time. In Numiron, you can set up predefined or custom email reminders to be sent when documents are unpaid. 

1. Activation of reminders 

In the top right corner, click on the icon of yourProfile, SelectSettingsand switch to the sectionBilling.Then scroll all the way down to the reminder section. 

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You can choose from a list of predefined reminders by clicking Add from list or create your own. 

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2. How to create a custom reminder 

You click on the plate Create a new + and fill it in: 

  • name (internal designation), 
  • Description, 
  • target group, 
  • the number of days after the due date when the email is to be sent, 
  • the subject of the report, 
  • the text of the e-mail. 

Using the button + you can set up multiple reminders in a row. 
After setting up, click on Create

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Numiron sends emails to clients automatically according to the selected interval. 

3. Management of reminders 

In the Reminders list you have the option to Enable/Disable sending reminders. 

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How to manage virtual cash registers 

The Virtual Point of Sale (VRP) in Numiron allows you to easily record sales that do not burden the physical POS device, such as online payments, mobile sales or sales from other virtual channels. 

1. How do I connect the cash register to Numiron 

In the top right corner, click on your profile icon, select Settings and select the section Checkout. Go here to the section virtual cash registers

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Then click Add and fill in: 

  • the name of the cash register - for example, „VRP E-shop“, 
  • initial balance - the balance of sales on the launch date, 
  • the date on which registration begins, 
  • registration number - assigned by the Financial Administration, 
  • the number series of documents - if you use more than one series. 

To save your settings, click on Create

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2. Creating sales 

In the agenda Finance in section Checkout click on New sales

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You can upload an original document (PDF of the receipt or export from VRP) and add the following data to the form: 

  • checkout - select from your VRP, 
  • the type of delivery - for example, online payment or mobile payment, 
  • date of registration - the date of the transaction in the VRP, 
  • date of payment - if different from the date of registration, 
  • a description - for example, „E-commerce sales for September“, 
  • sum by tax rate - base and VAT separately. 

Once completed, click on Create. Sales are saved and automatically booked. 

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3. Where can I find the sales overview 

A list of all sales can be found in the agenda Finance in section Checkout sorted by date. 

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Use the filters to search for sales by cashier, period, payment type or amount. 

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If you need to export the data, click on Export and select the format: 

  • XML - for accounting 
  • XLSX - for internal reports  
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How to manage the online cash register

Managing your online cash register (ORP) in Numiron allows you to record sales directly in the application and always have an up-to-date overview of your cash receipts. 

1. How do I connect the cash register to Numiron 

In the top right corner, click on your profile icon, select Settings and select the section Checkout. Go here to the section Online cash registers

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Then press the button Add and fill in: 

  • the name of the cash register - so you can easily distinguish it within the account, 
  • the initial status on the selected date, 
  • the date on which registration begins, 
  • Treasury registration number (assigned by the tax administration), 
  • the cash receipt number series (if you use multiple series), 

To save your settings, click on Create

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2. Creating sales 

In the agenda Finance in section Checkout click on New sales

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You can upload the original document (PDF or image of the receipt) and fill in the details: 

  • Treasury - select from the connected ORP, 
  • type of delivery - cash or card payment, 
  • date of registration - date of issue of the receipt, 
  • date of payment - if different from the date of registration, 
  • description - for example, „Revenue for August 2025“, 
  • rate columns - enter the total of sales (excluding VAT and VAT separately). 

Once completed, click on Create. The revenue shall be both saved and booked as revenue. 

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3. Where can I find the sales overview 

A list of all sales can be found in the agenda Finance in section Checkout, sorted by date. 

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Use the filters to search for sales by cashier, period, payment type or amount. 

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If you need to export the data, click on Export and select the format: 

  • XML - for accounting 
  • XLSX - for internal reports 
     
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How to manage a cash register

The cash register in Numiron is used to record all receipts and expenses paid in cash. Thanks to it, you always have an up-to-date overview of your cash register balance and movements without the need for external software. 

1. How to set up a cash register 

In the top right corner, click on your profile icon, select Settings and select the section Checkout. Go here to the section Cash registers

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Then click Add and fill in: 

  • the name of the cash register - for example, „Cashier's Office“, 
  • initial balance - the balance on the selected date, 
  • the date on which the registration starts, 
  • currency - for example, EUR or CZK, 
  • cash register receipt number series - if you use more than one series. 

To save your settings, click on Create
 

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The cash register is then displayed in the agenda Finance in section Checkout

2. Receiving and dispensing cash 

A) Creating a transaction 

In the agenda Finance in section Checkout click on New transaction

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 In the form fill in: 

  • description - for example, „Sale of service - cash“, 
  • From cash register / To cash register - select the appropriate cash register, 
  • the date of the transaction, 
  • the amount - excluding and including VAT (if applicable). 

Click on Create and the transaction is saved. 

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B) Posting of the payment of the invoice to the cash register 

If you receive payment of an invoice in cash, you can simply register it:

In the agenda Finance in section Nearest reimbursements mark the invoice you want to pay. 
 

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Click on To register the payment and select as payment method Checkout

Select the cash register to which the income belongs. 

Check the date and amount, add a note if necessary. 

Confirm by clicking on Create a transaction

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