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Crumb Mobile App MVP (iOS & Android)

Services Covered:

Mobile Application Development • E-commerce Development
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Industry
Industry

Healthcare

Duration
Duration

4 months

Budget
Budget

10K - 49K

Start Date
Start Date

1 November 2019

Team Size
Team Size

1-5

Engagement Model
Engagement Model

Nearshore

Project Capability Score (PCS)

gauge meter
70/100
Good

Project Capability Score (PCS) estimates how capable Interexy is of successfully delivering a project like this, based on its past experience, track record, and ability to handle similar work. Learn more about PCS

Client

Crumb

mapHamburg, Germany

Project Summary

AMS LLC built native iOS (Swift) and Android (Java) apps and a Firebase backend for Crumb, a fitness/finance/eCommerce mobile platform. The scope included health-data integration, a rewards currency and an in-app shop, plus analytics via Google Analytics and BigQuery. Within nine weeks of launch the app attracted about 8,000 users, 300 ratings averaging 4.7 stars, and a crash rate under 0.5%. The team was responsive and recommended useful feature improvements.

Key Challenges

  • Build the first MVP from scratch under a very short timeline to convince investors
  • Deliver native Android and iOS apps (Java and Swift) with backend and analytics support

Project Deliverables

  • iOS mobile app
  • Android mobile app
  • Firebase backend
  • Google Analytics and BigQuery analytics
  • In-app shop and rewards/currency system

Project Solution

AMS implemented native iOS and Android mobile applications (Swift and Java), set up a Firebase backend, and integrated analytics via Google Analytics and BigQuery. They connected the apps to health data to track steps/movement, implemented a rewards currency and an in-app shop, and translated Adobe XD designs into production with daily standups and iterative development. The vendor also added additional developers when deadlines required faster delivery.

Project Outcome

  • Within 9 weeks of launch the app gained approximately 8,000 users
  • Received about 300 ratings with an average of 4.7 stars
  • Achieved a crash rate under 0.5% and few reported bugs
  • Enabled expansion into multiple countries
  • Delivered a product faithful to provided designs

Platforms

  • MobileMobile

Tech Stack

  • JavaJava
  • SwiftSwift
  • AndroidAndroid

Client Endorsement

Overall Review Rating

5star

Timeliness

Cost Rating

Willing to Refer

Quality of Deliverables

“Within its first nine weeks, the app received 8,000 users and a 4.7-star rating. The platform is well-designed and hasn’t had many bugs. AMS LLC is fast and efficient at building new features as well as taking scope changes in stride. Expertise and responsiveness are hallmarks of their work.”

Saad Saeed

CEO

Note: This endorsement is based on publicly available client feedback from external review sources.

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