iOS Estimate Tool App Development

I'm looking for an experienced iOS developer to create an estimate tool app. The app should have the following key functionalities:

- Generate quotes
- Track project progress
- Manage client information

Additionally, the app needs to integrate with existing CRM software.

Ideal skills and experience:
- Proficiency in iOS app development
- Experience with CRM integrations
- Strong background in project management tools
- Excellent UI/UX design skills

Please provide examples of similar work done and your approach to this project.