For the calculation, it is enough to indicate the indices of the sender, the recipient and the mass of the item. Additionally, you can specify the declared value and accounting for VAT in the calculation.

The postal calculator calculates the cost of delivery for the following types of domestic items of Russian Post:
- Simple letter
- Ordered letter
- Valuable letter
- Registered letter 1 class
- Valuable grade 1 letter
- Simple parcel post
- Custom package
- Valuable parcel post
- Custom package 1 class
- Valuable parcel 1 class
- Package 1 class
- Valuable parcel class 1
- Package

In addition, the application calculates the cost of cash on delivery upon receipt (including commission).

Calculates the cost of international shipments:
- Simple letter
- Simple letter (air)
- Registered letter (air)
- Valuable letter (air)
- Simple parcel post
- Simple parcel post (avia)
- Custom parcel (air)
- Bag "M"
- Bag "M" (air)
- Customized bag "M"
- Customized bag "M" (air)
- Small package
- Small package (air)
- Custom small package (air)
- Package
- Package (air)

Calculations are carried out on the basis of the official published tariffs of the Russian Post, are updated as changes occur. The calculator takes into account the place of shipment, place of receipt, mass, value, VAT.

Online mail calculator: http://postprice.ru/
Sources of tariffs: http://postprice.ru/links/