Interview Preparation Apps

About the Developer

My name is Rajendra Choudhary, an independent software developer passionate about making quality interview preparation accessible to everyone. With experience in software development and education technology, I create mobile applications that help students and professionals confidently prepare for technical interviews across various domains including AI/ML, data science, software engineering, and other technical fields.

My apps focus on providing curated content, clear explanations, and effective learning tools to help users succeed in their career goals.

About the Apps

I develop a portfolio of Android applications designed to help users prepare for technical job interviews across various domains. Each app focuses on a specific subject area, providing curated practice questions, detailed explanations, and effective learning resources.

App Portfolio

My apps cover multiple technical domains including:

• AI/ML Interview Preparation: Machine learning, deep learning, NLP, computer vision, and AI fundamentals
• Data Science: Statistics, data analysis, Python, R, and data visualization
• Software Engineering: Algorithms, data structures, system design, and coding challenges
• Other Technical Domains: Domain-specific interview preparation tools

Common Features

• Comprehensive collections of interview questions
• Topic-wise categorization for organized learning
• Detailed explanations and solutions
• Progress tracking to monitor preparation
• Regular content updates
• Offline access to saved content

Who Are They For?

My apps are designed for students preparing for campus placements, professionals switching careers or seeking new opportunities, and anyone looking to strengthen their technical knowledge for job interviews.

Privacy Policy

Last Updated: February 3, 2026

Information Collection and Use

I am committed to protecting your privacy. My apps collect minimal information necessary to provide and improve services:

• Usage Analytics: We collect anonymous usage statistics (such as app sessions, feature usage, and crash reports) through Firebase Analytics to understand how users interact with the app and improve user experience.
• Advertising Data: We display advertisements through third-party ad networks. These networks may collect advertising identifiers and related data to serve relevant ads.
• Device Information: Basic device information (OS version, device model) may be collected for analytics and troubleshooting purposes.

Third-Party Services

My apps may use the following third-party SDKs and services:

• Firebase (Google): For analytics, crash reporting, and app performance monitoring
• Google AdMob: For serving advertisements within the app
• InMobi: Additional advertising network for monetization

These third-party services have their own privacy policies and may collect data as described in their respective policies. We recommend reviewing:

• Google Privacy Policy
• InMobi Privacy Policy

Data Security

We implement industry-standard security measures to protect your data. All data transmission is encrypted. However, no method of electronic transmission or storage is 100% secure, and we cannot guarantee absolute security.

Data Sharing and Sale

We do not sell your personal data to third parties. Analytics and advertising data collected by third-party SDKs are governed by their respective privacy policies. We do not share sensitive personal information with advertisers.

User Consent

By using any of my apps, you consent to the collection and use of information as outlined in this Privacy Policy. You can control ad personalization through your device settings and opt out of personalized advertising via your Android advertising settings.

Children's Privacy

My apps do not knowingly collect personal information from children under 13. If you believe a child has provided personal information, please contact me, and I will promptly delete such information.

Changes to This Policy

We may update this Privacy Policy from time to time. Changes will be posted on this page with an updated revision date. Continued use of the app after changes constitutes acceptance of the updated policy.

Your Rights

You have the right to request access to, correction of, or deletion of any personal data we hold about you. Please contact us using the information below to exercise these rights.

Contact