The cost of mobile app development varies depending on factors like complexity, features, platform compatibility, design requirements, and additional services. It's best to request a quote based on your specific app idea.

To protect your app idea, it is advisable to sign a non-disclosure agreement (NDA) with the mobile app development company before discussing any sensitive information about your project.

The choice of platforms depends on your target audience, budget, and app's purpose. Developing for both iOS and Android ensures wider reach, but it's essential to analyze your target market and user preferences.

There are various monetization strategies for mobile apps, such as in-app purchases, subscriptions, ads, sponsorships, and selling data. The most suitable strategy depends on your app's niche and target audience.

Yes, you can update and add new features to your app after launch. It's important to choose a development company that offers post-launch support and maintenance to facilitate app updates.

The approval time for app stores varies. It typically takes a few days to a few weeks for the review and approval process. Ensuring compliance with app store guidelines can expedite the approval process.

While some mobile app development companies offer marketing and promotion services, it is not a standard offering. You may need to consider hiring a separate marketing agency or specialist for app promotion.

Yes, you should have ownership of the app's source code. It's crucial to clarify ownership rights and intellectual property in the contract with the mobile app development company before starting the project.

A good mobile app development company will provide regular updates, milestone reports, and a communication channel to keep you informed about the progress of your project throughout the development lifecycle.

During the development process, you can discuss changes or additional features with the mobile app development company. They will assess the impact on the timeline, budget, and provide guidance on the best approach to accommodate your requests.