We know that Seattleites have high ambitions as the ‘Space Needle’, and Trango Tech is here to fulfill them. We’ll not just be your app development company Seattle, but we’ll be your product partner. We’ll do our own research before signing off, and we’ll provide honest guidance no matter how harsh it may seem.
From South Lake Union to Fremont, there are hardly any areas in Seattle where we don’t have a client. Our team boasts an average of 10 years of app creation experience. Let's get your app idea cooking!
200+
20+
90%
From ideation to post-delivery support, we will stand by you no matter what. We’ll help you refine your app idea and bring it to fruition. Our App development services in Seattle are unlike anything you’ve ever seen before. If you are looking for the masters of App development in Seattle, you’ve come to the right place.
Every idea is unique, and we will keep it that way. Every code is written from scratch, keeping your app idea and identity in mind.
Pixel perfection is literally what we try to achieve with every design of ours. From choosing color pallets to creating Figma designs, we make sure every design is intuitive and functional.
Clash of Clans, Pokémon Go, and similar games all started with an idea. Get your game app developed and launch the next big thing in the mobile gaming world.
iOS is the most favorite OS of our Seattle-based App developers. We’ve created 200+ iOS native apps that have racked up more than 1 million downloads.
Interested in an Android app only? No worries, we have 50+ skilled Android app developers in Seattle who will create and publish your app on the Android App Store.
Need a fitness app? We got you covered! After creating 20+ fitness apps, our coders now possess the expertise needed for top-notch Wearable app development.
Packed with intuitive AI capabilities and backed by the cloud-based architecture, the web apps created by our Seattle app developers have garnered numerous accolades in their niches.
An open-source framework from Google, Flutter enables us to build apps that run on multiple native platforms. One app to rule all the app stores.
Another cross-platform app development framework, React Native, is a recent favorite of our clients with technical backgrounds.
Trango Tech prides itself on creating web apps that combine standard languages with modern technologies, creating a powerful mix that delivers a unique experience on every device.
From custom ERPs and CRMs to HRMS’ and WMS’, we have created numerous software that are solving problems and generating growth for hundreds of companies worldwide.
Technology evolves rapidly, so our app maintenance and support services help your app grow through bug fixes and performance optimizations.
Want to see why we are the best in Seattle? Swipe through the apps we’ve developed over the course of 20+ years. Every app developed is a masterpiece in itself!
An intuitive marketplace app for the construction industry, as the name suggests, Construction Connect creates a bridge between contractors, clients and suppliers.
100+
Suppliers On boarded
1000+
Users in 4 months
$400k
Business Generated
100+
Media Mentions
Available on :
Kitty App is a crypto trading platform that simplifies digital asset management for both basic and experienced traders. Our iOS and Android developers Seattle developed an app for both platforms that provides real-time market tracking, one-tap trading, advanced analytics, and a secure wallet.
5X
Traffic
10X
Calls
25X
Customer
100X
Downloaded
Available on :
An app for those who want to live life to the fullest, Night Life-E offers users the ease of booking seats at events and reserving tables at restaurants. For business owners, the app helps them grow and promote their business through personalized recommendations to users.
500+
Restaurants Onboard
100+
Events Listed
4k+
Tickets Sold
400%
User Growth in 5 months
Available on :
A delivery app focusing on real-time updates and quick turnaround, Super Flex is a simple app that is easy to use. Coupled with AI-powered route selection and scheduling, the app enables users to choose from the quickest routes and create automatic schedules that save time and gas money.
80k
Parcels Delivered
900+
Business Signed
48+ hrs
Saved per month
2500+
Riders signed
Available on :
Another simple yet intuitive marketplace app created by Trango Tech’s App developers in Seattle, Maids on Fly allows its users to hire maids and cleaning professionals for long-term and short-term chores. The app allows individuals as well as businesses to sign up and promote their cleaning services.
4k+
Maids Hired
7k+
Users on boarded
500+
Cleaning Businesses
$300k+
In business generated
Available on :
Shifaam is a very comprehensive telemedicine solution that allows people to connect with medical practitioners online and order over-the-counter medicines. The users can also order lab tests from the app and get the sample taken from home by the respective labs. The complete solution including the app, web app and website was created by Trango Tech in just 4 months.
4k+
Medical Practitioners
25k+
App Users
30k+
Monthly Website Visits
1Mil+
Medicines Ordered
Available on :
The Muslim matchmaking app making waves in Canada, Matchbox rose to stardom within a few months of going live. The hype brought buying offers from prominent names, including Muzz. The app allows individuals to look for their life partners while keeping their identity a secret. Trango Tech created a smart screening process where suggestions based on profile are given to the users with a very accurate compatibility ratio.
30k+
App Users
2k+
Matches Made
95%
Match Accuracy based on data
20%
Growth in signups MoM
Available on :
An Uber of the sea, like we call it here at Trango Tech, Ahyon is an app that provides peer-to-peer towing and emergency assistance to boats that are stranded in the sea and require help. The app comes with accurate routing and service selection features coupled with ecommerce merchants for smooth transactions.
300+
Boat owners signed up
2.5k+
Services availed
3k+
Users
300k+
Miles covered in the sea
Available on :
A platform that empowers small retailers and big merchants alike, ClicknCollect allows users to order anything that they need from verified vendors at the tap of a button. The vendors also get the ability to maintain their credit history, including accounts receivable and loans.
10k+
Vendors and Shops
50k
Users
$1Mil+
Worth of Goods Delivered
500k+
Deliveries
Available on :
A service delivery app for people looking to hire tradesmen, Helpp is a platform that allows people to hire handymen for their daily chores. From carpenters to plumbers, the app contains several services listed by handymen, making it easy to select the right professional based on reviews and work history.
500+
Handyman services listed
3k+
Users
4k+
Successful Jobs
$200k+
In jobs completed
Available on :
Ranked on TopDevelopers as a reliable app development company in Seattle.
We are listed by GoodFirms as one of leading mobile app development agencies in Seattle.
Featured by Clutch among the best mobile app development companies in Seattle.
Recognized by Business of Apps as a leading mobile app development company in Seattle.
DesignRush highlights us as a trusted mobile app development partner in Seattle.
Rated by Bark for excellence in mobile app development services in Seattle.
You’ll get a complete breakdown of every project delivered in the service level agreement, along with timelines. From wireframing and UI designs to beta version and final build, we make sure every process is executed smoothly and the app is delivered on time.
We always start with all heads on deck including the project manager, the creative designer and the development team. Listing the features, brainstorming ideas and critical thinking leads the creation of initial wireframes that act as a skeleton for the app. The wireframe contains critical features and layout that will be translated into designs in the next step.
Begin Your Project
Product 
Tech Stack 
Project 
Development Our creative leads will transform the wireframe into a prototype that looks and feels like the real app. Trango Tech is not just known for app development in Seattle, but also prides in the Figma and Adobe magicians that build the design of the app. Esthetically pleasing and functional to the core, our designers make sure every aspect of the requirement from font size and brand colors to icon category and CTA shapes are catered to.
Create a Mockup Now
Prototypes
Wireframe
App 
Responsive Once the designs are approved by the client, they are handed over to the development team. The team leaders create sprints and break down the process into chunks. The developers get to work, creating apps that look intriguing yet are functional to the core. Our agile process allows for quick delivery and even quicker feedback incorporation, keeping the client updated at every step of the process.
Develop a Custom App
Feature 
Third-Party 
Frontend 
Backend Being a Seattle app development company, we have the same values as Seattleites; we don’t deliver half cooked app. Trango Tech has a rigorous testing and QA process in place that makes sure that only the finest app build makes way to the client. Performance issues, bugs and app crashes are taken care of after a systematic QA process, keeping all the security checks in mind.
Run a Full QA Check
App 
Performance 
Bug 
Compatibility After thorough testing the beta version finally makes it way to the App store. The deployment team makes sure the app is in accordance with the policies of Apple and Android app stores. Our account managers will keep you posted at step of the deployment process. Our marketing team will also make sure that the app listing is optimized with necessary keywords for the app to get discovered easily.
Publish Your App
App 
Performance 
Security 
App Store We’ll not leave you high and dry after deploying the app. We’ll fix any bug encountered in real-time and if you want further improvements in the app, we can certainly do that too. The new features might warrant a new SLA, but the cost would always be budget friendly like before.
Upgrade Your App
Track 
Optimize 
Protect 
Updating As the top mobile app developers in Seattle, we implement the most advanced frameworks, programming languages, and cloud services to build revenue-driven apps personalized to your goals. We’ll help your app become the next Unicorn!
Kotlin
Java
Firebase
Jetpack Compose
Gradle
Android SDK
Swift
SwiftUI
Objective-C
CocoaPods
CircleCI
RxSwift
Xcode
TestFlight
Flutter
React Native
Xamarin
Ionic
NativeScript
Kotlin Multiplatform
Apache Cordova
Unity
Node.js
Python (Django / Flask)
Ruby on Rails
.NET Core
PHP (Laravel)
Java (Spring Boot)
Express.js
Golang
AWS (Amazon Web Services)
Google Cloud Platform (GCP)
Microsoft Azure
Firebase
Heroku
DigitalOcean
Vercel
Docker
Kubernetes
Terraform
Ansible
Prometheus
Grafana
GitHub Actions
Bitrise
Jenkins
CircleCI
GitLab CI/CD
Fastlane
Travis CI
One of the few Seattle App development companies with developers capable of creating AI, Next Gen, and Blockchain apps, Trango Tech can help you create advanced apps that require deep technical knowledge and insights.
Data is the core behind every businesses growth. From creating Python programs to writing SQL scripts, our app developers have ample experience of extracting and putting data to good use.
Need to link devices or install software in any hardware? We’ve got you covered. Creating custom software that works flawlessly with multiple devices in our forte.
We have certified Azure, AWS and Google Cloud developers who have deployed more than 20,000 websites and apps. Data migration, secure deployments and performance optimization are our key expertise.
Our Seattle app developers are proficient in Unity and native SDKs allowing them to create engaging AR apps that hooks the audience. We can create the next Pokemon GO or Snapchat for you!
VR apps are the future and Trango Tech is the forefront of creating this future. From Google earth to Gorilla Tag, we have created similar apps with Unreal Engine, Unity and 3D modelling tools.
From image augmentation and annotation to LLM applications, Trango Tech is one of the few app development companies in Seattle who have successfully deployed AI-based apps.
We also offer BPA services allowing you to automate mundane and repetitive tasks. Our automations have saved thousands of hours and have prevented hundreds of errors.
Our Blockchain developers live and breathe Smart Contracts. With foolproof security, we have created several DApps that are trackable and transparent.
The Emerald City’s Tech Growth in Mobile App Development A hub of tech giants and entrepreneurs, Seattle is making waves in the US for being the go-to destination for innovators and tech investors. According to Greater Seattle Partners, the Seattle tech startup ecosystem is valued at $90.8 billion, which is quite higher than the US average of $20.4 billion. Apps like Duolingo, now boasting over 120 million users, were also a creation of Seattle’s mobile app development scene. If you are a founder looking for a Seattle app development company to get started, look no further than Trango Tech.
Our development solutions are built with versatility and depth that caters to diverse industries globally. We bring personalized strategies and modern technologies to the table and solve industrial challenges with scalable, secure, and intuitive mobile apps.
At our core, we design startup and enterprise mobile apps in Seattle with users in mind. This whole development journey starts with powerful features that work flawlessly. We add user-centric mobile app functionalities and responsive layouts to enhance user interaction with your app. Every feature we add is tested for speed, accessibility, and user convenience, ensuring your app feels effortless to use.
We are strategic partners committed to helping your app succeed. Our Seattle app developers present technical expertise with creative thinking to deliver feature-rich, high-performing mobile apps that drive business growth.
With 20+ years of experience in custom app development in Seattle, we have successfully delivered apps for startups, mid-sized companies, and global enterprises.
Our design team focuses on creating intuitive, engaging mobile interfaces that enhance usability and encourage user retention.
We offer all-inclusive mobile app development solutions that handle every stage of the process and deliver a hassle-free experience for our clients.
We follow agile methodologies to keep projects flexible and collaborative. Clients can easily have full visibility into timelines and deliverables.
Our app developers Seattle implement industry-standard security protocols, including data encryption, secure user authentication, and API protection.
We treat our clients as partners. Our team takes time to understand your goals, challenges, and vision for numerous business needs.
Client satisfaction is the foundation of our success. We’re proud to share what they have experienced while working with us, real results, consistent support, and products that deliver value.
Jessica PalmerProduct Manager at UrbanCart
We had a rough idea of what we wanted, and they brought it to life perfectly. Trango Tech was super responsive, technically skilled, and focused on user experience. The app runs flawlessly, and our users love it!
Ryan MitchellCTO at SwiftShip Logistics
We needed a reliable app development partner, and Trango Tech delivered in every sense. The app looks great, functions smoothly, and was completed on time. Their technical knowledge, user-first mindset, and dedication stood out.
Samuel ReyesSamuel Reyes Co-Founder of Eventra
Choosing Trango Tech was the best decision we made. They handled everything from design to deployment with absolute professionalism. The team understood our market, offered smart solutions, and delivered a polished app that’s already getting great feedback.
Chris DoyleProduct Lead at Finlytics
I am absolutely thrilled with the services offered by Trango Tech. They built a stunning app fast, with flawless functionality. If you’re searching for a reputable mobile app development company in Seattle, look no further!
Liam AndersonManaging Director at Oryx
Trango Tech is a game-changer! They truly listened to our needs and delivered an app that’s incredibly intuitive. Within six months, we’ve gained 30% traffic and we couldn’t be happier with the results.
Every app idea is unique and so is our approach to pricing. Our mobile app development cost plans adapt to your app’s size, technology stack, and timeline. Generally, the mobile app development cost ranges from $5,000 to $100,000.
Let’s have a quick look at the app development pricing packages:
This basic plan includes all the essentials, including an intuitive user interface, core functionality, responsive design, professional UI/UX, and support for third-party integrations.
The standard plan offers advanced features, comprehensive UI/UX design, and built-in app analytics. It also covers third-party integrations like CRM systems and cloud storage.
The complex plan includes features from the basic and standard plans, along with advanced functionalities, and modern tech like AI, IoT, and strong backend infrastructure.
Tell us what you have in mind, or use our app development cost calculator to find the right solution for your budget and timeline.
Request a quote!Trango Tech has partnered with the likes of Microsoft, Amazon, Google, and other top technology leaders to bring the most advanced technology to our customers.
Submit your details, and our expert team will reach out to you shortly to discuss.
We’ll help you define your app strategy, choose the right tech stack, and build a roadmap to launch.
Trango Tech offers comprehensive app development services in Seattle that cater to startups, mid-sized businesses, and enterprises. Our services include native iOS and Android app development, cross-platform solutions using Flutter and React Native, custom UI/UX design, backend development, app testing, deployment, and post-launch maintenance.
The cost of mobile app development depends on the complexity and specific features of your project. If you’re going for startup app development Seattle with a few core functions, prices typically start around $5,000 to $30,000. For apps that require more advanced functionality like user logins, real-time chat, payment gateways, or custom APIs, you can expect it between $35,000 to $60,000. If you’re looking for modern technologies, the cost may range from $70,000 to more.
Yes, we are well-versed in cross-platform app development services in Seattle using frameworks like React Native and Flutter. It allow us to create apps that work perfectly across both iOS and Android from a single codebase.
If you’re a startup or an established business, we can help you launch a consistent and feature-rich app across platforms, ensuring perfect alignment with your brand and functionality goals. If you’re looking for a Seattle app design and development expert, Trango Tech is a great choice to pursue.
The timeline for building a mobile app really depends on your app’s complexity and features. A basic app might take 8-12 weeks. If you’re going for a more customized one with integrations, animations, or backend dashboards can stretch to 4-6 months. We keep you in the loop from day one, with clear milestones and transparent updates.
Our mobile application development Seattle entails advanced technologies to build high-performance mobile apps. Our tech stack includes platforms like Flutter, React Native, Swift, Kotlin, and Java for mobile development. On the backend, we work with Node.js, Python, Ruby on Rails, and .NET, based on the project requirements. We also integrate advanced tools like AI, ML, IoT, and cloud services (AWS, Google Cloud, Azure) to ensure your app is scalable, secure, and future-ready.
Driving Change
Through Technology
