Comparison

FiSi vs Binjitsu

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

FiSi

Features
Read full 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. --- 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 --- 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 --- 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 --- Progress tracking & leaderboard * Track your performance across modules * Review past exam sessions * Identify weak areas automatically * Compare results on global leaderboards (Premium) --- 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 --- Premium features Upgrade to unlock: * Unlimited practice questions * Full exam simulation mode * Advanced statistics and history * Global leaderboard access * Timer and expert difficulty modes --- 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/

About

Binjitsu

Features
Read full description

The binary system. In your head, for good. Binjitsu is your dojo for computer science fundamentals: for your first CS semester, vocational training, or pure brain sport. Train across 7 worlds from white belt to black belt: decimal ↔ binary, powers of two, hex & octal, binary addition, two's complement, bitwise operations, ASCII. Three modes: Kata (understand), Kumite (60-second sparring), a daily Drill across everything you have learned. Your sensei analyzes your mistake patterns and tells you what to train tomorrow. 7 days free, then subscription. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy policy: https://pitchnext.com/binjitsu/datenschutz/

Screenshots

FiSi3 screens
Binjitsu4 screens

Verdict

The call

The clearest difference is update cadence: FiSi at weekly against Binjitsu's every 3 months. Binjitsu's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. FiSi sells 3 in-app purchases, starting at $4.99 per 7 days and Binjitsu sells 1 in-app purchase, starting at $29.99 per year. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

FiSi ships an update weekly, Binjitsu every 3 months. The most recent releases landed on October 8, 2026 and October 13, 2026 respectively.

Scorecard2 real differences Β· 4 level
FiSi versus Binjitsu: the parameters behind the verdict, then further details
ParameterFiSiBinjitsu
PriceFreeFree
Update frequencyWeekly β€” betterEvery 3 months
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad, iPod β€” better
Requires iOS17.015.0 β€” better
Further details β€” not scored
Size5 MB28 MB
Age rating4+4+
DeveloperIgor Wilhelmpitchnext GmbH

In-app purchases

3 purchases

FiSi

Subscriptions2
  • Premium - Weekly$4.997 Days
  • Premium - Monthly$9.991 Month
One-time1
  • Premium - Lifetime$29.99
1 purchases

Binjitsu

Subscriptions1
  • Pro – Yearly7 Days trial$29.991 Year

Questions

Is FiSi free?
FiSi is free to download, with in-app purchases available.
Is Binjitsu free?
Binjitsu is free to download, with in-app purchases available.
Do FiSi or Binjitsu have ads?
Neither FiSi nor Binjitsu shows ads.
Which is updated more often, FiSi or Binjitsu?
FiSi ships an update weekly, and Binjitsu every 3 months. Most recently, FiSi was updated on October 8, 2026 and Binjitsu on October 13, 2026.

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