Not only super talented, they are also a fun group of people to work with as well. They helped us with ideation, implementation, support and beyond.
GPS-Powered Personal Tour Guide App for Seamless City Exploration
GPSmyCity is a travel-tech company that turns smartphones into personalized tour guides, helping travelers explore cities at their own pace. With a library of self-guided walking tours and GPS-powered travel articles, the app covers 1,500+ cities worldwide, offering offline maps, curated local insights, and step-by-step routes to cultural landmarks, dining spots, and hidden gems.
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30%
faster app load times
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2x
increase in offline map downloads
Mobile App Development
Staff Augmentation
Staff Augmentation
Mobile App Development
“Code District did a great job of meeting our needs. The assigned iOS developer was reliable and gelled seamlessly with our in-house team. They regularly communicated to get things done.”
Testimonial_
Jim Zhu
CEO & Founder, GPSmyCITY
The Challenges_
The Challenge
As GPSmyCity expanded its global user base, it needed to ensure its app remained fast, reliable, and easy to use, even in areas with limited internet connectivity. The key challenges included:
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Providing real-time location tracking was essential for guiding users through walking tours, but GPS accuracy varied across different environments. Dense urban areas with tall buildings and remote regions with poor satellite visibility made precise navigation difficult, affecting the reliability of turn-by-turn directions.
Solution _
The Solution
We partnered with GPSmyCity to provide specialized development expertise, ensuring the app remained fast, user-friendly, and scalable. Our team worked closely with their internal engineers to:
Get the full case study
[1]
Optimizing GPS Navigation & Offline Functionality
We enhanced real-time GPS tracking to provide more accurate location positioning, ensuring users could rely on precise navigation while exploring new cities. To improve offline accessibility, we optimized map storage and retrieval, allowing travelers to download and access city maps without an internet connection. Additionally, we integrated offline search functionality, enabling users to find points of interest and guided routes even when they were not connected to the internet.
[2]
Improving App Performance & Load Speeds
To ensure faster app performance, we implemented streamlined data caching and processing, reducing load times for large city databases. Asynchronous data loading was introduced to improve responsiveness, allowing users to browse travel content and maps smoothly, even on low-end devices. We also optimized memory consumption, ensuring the app remained lightweight and functional across all device types without compromising performance.
[3]
Expanding Local Insights & Guided Tours
To enhance the personalization of user experiences, we developed content recommendation features that suggest guided tours based on user preferences and browsing history. We also improved map overlays and tour routes, making navigation more intuitive and visually accessible. Additionally, we introduced multi-language support, allowing a broader audience to access guided tours and local insights in their preferred language.
[4]
Enhancing User Experience & Interface
The app’s UI components were redesigned to improve readability and ease of use, ensuring that users could navigate the platform effortlessly. We introduced gesture-based navigation, allowing for smooth interactions with maps and travel guides, making the user journey more natural and seamless. Additionally, dark mode support was implemented to enhance usability, particularly for travelers exploring cities at night.
The Results
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30%
faster app load times
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40%
reduction in GPS tracking errors
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25%
improvement in user retention
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1.5k+
cities added to the app
Words from our customers
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Dependable and Reliable. I have total confidence that whatever we're working on - you guys (team Code District) will be able to pull it off very smoothly.
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Dependable and Reliable. I have total confidence that whatever we're working on - team Code District will be able to pull it off very smoothly.
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One of the things that I really appreciate about Code District is that they work with you front stage in discovery sessions to help understand your needs and your requirements.
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Code District's agility and ability to respond quickly to our requests are among their biggest strengths. They delivered what they committed.
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They followed through on every single thing that they said they would, which made our working experience all the more seamless.
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The team at CD epitomizes thoroughness and critical thinking in everything that they do which ultimately reflects in the work they do.
Technology Stack
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+1 (703) 940-1971Call us
We were live and our platform was having difficulty supporting a simultaneous number of users. They saved the day with their solid grip on architecture level solutions.
Patrick McGuire
Director IT
Recognitions & Credentials _
