
FiSi-Training: IT Practice
Subnetting, IPv4, IPv6, Ports
0 ratings
Free
In-App Purchases
About
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/
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What's New in FiSi
1.0
September 3, 2026
Subscription plans
Premium - Weekly
Premium features for 1 week.
$4.997 Days
1
In-App Purchases
$29.99
Premium - Lifetime
Premium Features for lifetime.


