# FiSi-Training: IT Practice

> Subnetting, IPv4, IPv6, Ports

Canonical page: [https://chrome-stats.com/d/id6765818122](https://chrome-stats.com/d/id6765818122)

## Overview

- **ID:** `id6765818122`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Igor Wilhelm
- **Category:** Education
- **Version:** 1.0.1
- **Last updated:** 2026-09-09
- **First published:** 2026-09-03
- **Size:** 5.24 MB
- **Data as of:** 2026-09-20
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/fisi-training-it-practice/id6765818122)
- **Privacy policy:** [https://fisi-training.de/datenschutzerklaerung/](https://fisi-training.de/datenschutzerklaerung/)

## Description

Master IT networking through practice, not theory.

FiSi-Training: IT Practice is a hands-on learning app for networking fundamentals, designed for students and learners preparing for IT certifications such as CompTIA Network+ and CCNA-level topics.

Instead of passive videos or reading-heavy courses, you solve real interactive problems and get instant feedback.

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What you practice

Train across 15 structured modules covering essential IT and networking skills:

* Binary, decimal, and hexadecimal conversions
* IPv4 subnetting and network calculations
* IPv6 subnetting and address structure
* Network IDs, broadcast addresses, and host ranges
* VLSM (Variable Length Subnet Masking)
* Public vs private IP addressing
* TCP/UDP ports and services
* OSI model and protocol layers
* Logic gates and digital fundamentals
* Truth tables and boolean logic
* Data transfer rate calculations
* Bandwidth and throughput conversions

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Learn by doing

Each task follows a simple loop:

* Generate a new problem
* Solve it interactively
* Get instant correctness feedback
* Reveal the correct solution if needed
* Track your progress over time

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Exam simulation mode

Prepare under real exam conditions:

* Custom test duration (10–60 minutes)
* Select specific modules or all topics
* Normal or expert difficulty mode
* Timed questions with scoring system
* Detailed results breakdown per topic
* Weakness analysis to improve faster

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Progress tracking & leaderboard

* Track your performance across modules
* Review past exam sessions
* Identify weak areas automatically
* Compare results on global leaderboards (Premium)

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Who this app is for

Perfect for:

* IT students and apprentices
* CompTIA Network+ learners
* CCNA beginners
* System and network administrators in training
* Anyone learning networking fundamentals

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Premium features

Upgrade to unlock:

* Unlimited practice questions
* Full exam simulation mode
* Advanced statistics and history
* Global leaderboard access
* Timer and expert difficulty modes

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Why this app works

Networking is not learned by watching. It is learned by solving.

This app turns core IT concepts into interactive problem-solving drills so you actually understand subnetting, addressing, and protocols instead of memorizing them.

Terms of Use (EULA):
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

## Rankings

- #1,972,072 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id6765818122)