Network Transfer Time Estimator and Network Subnet Educator by HEFESOFT
This application has been designed to help and educate about network data transfer times and network subnets.

Comes with a handy pop-up calculator as well

Network Transfer Time Estimator
First you let the Educator know about your network environment. You specify the network speed, data size and then fine tune with the optional TCP, Network Latency and Encryption overhead parameters. You can also specify custom MTU/TCP Windows Size and Network Latency values. Maximum theoretical and maximum practical values are then calculated automatically and presented in various forms and formats.

Network Subnet Educator
First you enter and IP address and its bit mask.
The Educator then automatically detects and adjusts the Class of the entered IP address and or works in a classless (CIDR) mode.
You can use a -|+ button to change the bit mask and see on-the-fly what kind of an effects that has on your network parameters.

Save Defaults
Use the Save Defaults button to save the current information for a later re-use and re-load them back with a Load Defaults button. This lets you re-visit most frequently used values quite easily.

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What’s New

Version 2.2.1

Unified layout for phones and tablets.
Font size improvements based on the device screen size.
Added landscape orientation support for tablets.

App Privacy

The developer, HEFESOFT, has not provided details about its privacy practices and handling of data to Apple. For more information, see the developer’s privacy policy.

No Details Provided

The developer will be required to provide privacy details when they submit their next app update.


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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