Wealth Management Mobile App Development

I'm seeking an experienced mobile app developer to create a wealth management app focused on budgeting, expense tracking, and investment tracking. The app should be available on both iOS and Android platforms.

Essential features include:
- Expense categorization
- Real-time investment updates
- Budget planning tools

Ideal candidates should have:
- Proven experience in developing financial or budgeting apps
- Strong knowledge of both iOS and Android development
- Expertise in integrating real-time data feeds
- UI/UX design skills for a user-friendly experience
- Familiarity with security protocols for financial applications

Please provide samples of similar work and an estimated timeline for completion.