Comparison

Kotlin Compiler vs Chray Zanst Teacher

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

Head to head
About

Kotlin Compiler

Features
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Kotlin Compiler is an Advanced IDE enabling you to compile Kotlin Programs on your Mobile Phone for Free. It comes with a code editor with in-built syntax highlighting capabilities. Kotlin Compiler is - Free with no hidden charges! - Ad-Free! - Available for all platforms! Features : 1. Compile & Run - Compile & Run Kotlin Programs 2. Code Editing & Syntax Highlighting - Enables you to edit code and automatically detects and highlights syntax 3. Exercise Questions - Exercise questions to help you improve your knowledge 4. Programs with Code - All the general DSA programs with code 5. Fun Facts - Some fun facts about programming and computer science This app is brought to you by the company OnePercent, based in Bangalore, India. Website: www.OnePercent.club LinkedIn: www.Linkedin.Com/Company/Onepercent-Club/

About

Chray Zanst Teacher

Features
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Chray Zanst Teacher is a comprehensive mobile workspace built specifically for school teachers to manage their daily classroom workflows, student records, and academic schedules seamlessly in one place. Designed exclusively for educational institutions utilizing the Chray Zanst education platform, this app eliminates paperwork and streamlines administrative duties so you can focus entirely on what matters mostβ€”teaching. Core Features: β€’ Smart Home Dashboard: Get instant access to official school announcements, quick actions, and daily statistics for your classes, students, and upcoming exams. β€’ Class & Roster Management: Easily browse your assigned departments, sections, and subjects, along with up-to-date lists of students in each class. β€’ Weekly Schedule & Timetables: Stay on top of your day with a clear view of today’s classes and your complete weekly teaching timetable. β€’ Digital Attendance Tracking: Quickly mark students as present, late, or absent during class sessions, with data syncing directly to the school backend. β€’ Exam Management: Create, edit, publish, or unpublish exams. Securely upload exam papers, answer keys, or student sheets using your device's camera or document picker (PDFs and images). β€’ Assignments & Daily Tasks: Organize classroom assignments, manage student submissions, and stay on top of your personal to-do lists. β€’ Grades & Performance Assessments: Input test scores, update continuous evaluations, and track overall student academic performance safely and securely. β€’ Secure Communication & Notifications: Stay informed with real-time push notifications for urgent school updates and access integrated school messaging flows. β€’ Tailored User Experience: Customize your workspace with Light or Dark mode preferences and choose your preferred language interface. Multilingual Interface: Fully optimized for both Left-to-Right (LTR) and Right-to-Left (RTL) layouts. Easily switch between English, Arabic, and Kurdish (Sorani) at any time. Important Account Access Note: Chray Zanst Teacher is an enterprise-level utility intended strictly for authorized school staff. It is NOT a public consumer application, and it does not support open account registration. To sign in, you must use the registered mobile phone number and password credentials provided directly by your school's administration backend.

Screenshots

Kotlin Compiler4 screens
Chray Zanst Teacher4 screens

Verdict

The call

The clearest difference is update cadence: Chray Zanst Teacher at every 4 weeks against Kotlin Compiler's every 6 months. Kotlin Compiler's advantage is iOS requirement (12.0 vs 15.1). 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Kotlin Compiler ships an update every 6 months, Chray Zanst Teacher every 4 weeks. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.

Scorecard2 real differences Β· 4 level
Kotlin Compiler versus Chray Zanst Teacher: the parameters behind the verdict, then further details
ParameterKotlin CompilerChray Zanst Teacher
PriceFreeFree
Update frequencyEvery 6 monthsEvery 4 weeks β€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 β€” better15.1
Further details β€” not scored
Size28 MB41 MB
Age rating4+4+
DeveloperOnePercentBALEN STAR

In-app purchases

None

Kotlin Compiler

No in-app purchases

None

Chray Zanst Teacher

No in-app purchases

Questions

Is Kotlin Compiler free?
Kotlin Compiler is free to download, with no in-app purchases.
Is Chray Zanst Teacher free?
Chray Zanst Teacher is free to download, with no in-app purchases.
Do Kotlin Compiler or Chray Zanst Teacher have ads?
Neither Kotlin Compiler nor Chray Zanst Teacher shows ads.
Which is updated more often, Kotlin Compiler or Chray Zanst Teacher?
Kotlin Compiler ships an update every 6 months, and Chray Zanst Teacher every 4 weeks. Most recently, Kotlin Compiler was updated on October 2, 2026 and Chray Zanst Teacher on October 6, 2026.

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