Customizable Greetings Mobile App Development

I want to develop a mobile application (Android) that allows users to create personalized birthday and anniversary greetings. The app should offer a range of templates and features such as:

Core Features Required:

Birthday Poster Creator

Users can select from pre-made templates and customize them with name, age, and photo.

Birthday Wishes Collection

A list of birthday wish messages (categorized by relation – brother, sister, friend, etc.)

Name on Cake

Users can write a name on birthday cake images.

Photo on Cake

Upload or take a photo and place it on a birthday cake image.

Anniversary Templates (Optional)

Similar to birthday posters but for anniversaries.

My Creation Section

A gallery to view/download previously created wishes/posters.

Platform Support:

Android App (Play Store ready)

iOS App (App Store ready)

Reference Apps:

iOS: https://itunes.apple.com/us/app/apple-store/id1544604029?mt=8

Android 1: https://play.google.com/store/apps/details?id=com.photo.frames.collagemaker&hl=en

Android 2: https://play.google.com/store/apps/details?id=happy.birthday.wishes.photoframes&hl=en

UI Reference:

(Attached screenshot as reference from existing app)

Deliverables:

Complete Source Code (Flutter/React Native preferred, open to native too)

APK & IPA (test build)

Publishing support on Play Store & App Store

Documentation (basic user guide + how to add new templates)

Budget & Timeline:

Please share:

Estimated Budget

Timeline to deliver MVP

Past similar work (if any)


Skills Required:

Flutter / React Native / Android Studio / Swift

Firebase or Local DB for storing user-created data

Image processing libraries

UI/UX Design