Top 10+ React Native App Development Companies in Seattle, WA | React Native App Developers Seattle 2026

Last Updated 05th September 2026 | Category: Top App Development Firms

The List of Top 10+ React Native App Development Companies In Seattle, Washington | Top React Native App Developers Seattle, WA September 2026

hyperlink infosystem

Details

Founded: 2011
Hourly Rates: < $25
Employees: 1000+
Avg. Project Cost: $100,000+
Ratings:
5.0
497 Reviews

Service Line

  • Mobile App Development
  • Web Development
  • VR App Development
  • AR App Development
  • Wearable App Development
  • IoT App Development
  • UI-UX Design
Since 2011, Hyperlink InfoSystem has operated as a technology services provider. Hyperlink InfoSystem focuses on Mobile App Development. Hyperlink InfoSystem employs 1000+ people. Clients can expect pricing around < $25/hr, with projects averaging about $100,000. Overall, Hyperlink InfoSystem is one of the options worth shortlisting for a technology project.
boston technology corporation

Details

Founded: 2004
Hourly Rates: $50 - $99
Employees: 50 - 249
Avg. Project Cost: $2,500,000+
Ratings:
4.5
6 Reviews

Service Line

  • Mobile App Development
  • Web Development
  • Wearable App Development
  • UI-UX Design
  • Web Design
Boston Technology Corporation has been in business since 2004, delivering technology projects for clients. Their work spans web development, mobile apps, and custom software projects. Boston Technology Corporation employs 50 - 249 people. Typical hourly rates run around $50 - $99/hr, with an average project cost near $5,000,000. This profile is a starting point — reach out to Boston Technology Corporation directly to discuss project specifics.
appStudio

Details

Founded: 2009
Hourly Rates: $50 - $99
Employees: 10 - 49
Avg. Project Cost: $25,000+
Ratings:
4.6
7 Reviews

Service Line

  • Mobile App Development
  • Web Development
  • UI-UX Design
  • Custom Software Development
  • Web Design
Since 2009, AppStudio has operated as a technology services provider. The company's main offerings are Mobile App Development. Its team includes 10 - 49 specialists working across design, development, and delivery. Clients can expect pricing around $50 - $99/hr, with projects averaging about $25,000. These details offer a useful starting point when evaluating AppStudio.
devsquad

Details

Founded: 2014
Hourly Rates: $100 - $149
Employees: 10 - 49
Avg. Project Cost: $10,000+
Ratings:
4.7
8 Reviews

Service Line

  • Web Development
  • IoT App Development
  • Custom Software Development
  • Enterprise App Development
Since 2014, DevSquad has operated as a technology services provider. DevSquad focuses on Mobile App Development. Its team includes 10 - 49 specialists working across design, development, and delivery. Typical hourly rates run around $100 - $149/hr, with an average project cost near $2,500,000. These details offer a useful starting point when evaluating DevSquad.
squaretree software

Details

Founded: N/A
Hourly Rates: N/A
Employees: N/A
Avg. Project Cost: $100,000+
Ratings:
4.4
8 Reviews

Service Line

  • Mobile App Development
  • UI-UX Design
  • Custom Software Development
  • Web Design
  • Cloud Solutions
Squaretree Software is a technology company. The company's main offerings are Custom Software Development. Projects with this company average about $50,000. This profile is a starting point — reach out to Squaretree Software directly to discuss project specifics.
media81 group

Details

Founded: N/A
Hourly Rates: N/A
Employees: 10 - 49
Avg. Project Cost: $50,000+
Ratings: No reviews yet

Service Line

  • Mobile App Development
  • Web Development
  • UI-UX Design
  • Web Design
  • Branding
  • Social Media Marketing
  • SEO
Media81 Group is a software development company that turns ideas into working products. The company's main offerings are Web Development and Mobile App Development. With 10 - 49 people on staff, Media81 Group can take on projects of varying size. Projects with this company average about $2,500,000. This profile is a starting point — reach out to Media81 Group directly to discuss project specifics.
isbx

Details

Founded: 2009
Hourly Rates: $50 - $99
Employees: 10 - 49
Avg. Project Cost: $2,500,000+
Ratings:
4.1
7 Reviews

Service Line

  • Mobile App Development
  • Web Development
  • UI-UX Design
  • Web Design
ISBX is a software development company that turns ideas into working products. The company's main offerings are Web Development and Mobile App Development. The company operates with a team of 10 - 49 professionals. Clients can expect pricing around $50 - $99/hr, with projects averaging about $2,500,000. This gives a quick snapshot of what to expect when working with ISBX.
the app solutions

Details

Founded: 2014
Hourly Rates: $25 - $49
Employees: 10 - 49
Avg. Project Cost: $100,000+
Ratings:
4.5
6 Reviews

Service Line

  • Mobile App Development
  • Web Development
  • UI-UX Design
The App Solutions is a software development company that turns ideas into working products. Their work spans web development, mobile apps, and custom software projects. The App Solutions employs 50 - 249 people. Projects with this company average about $100,000. Overall, The App Solutions is one of the options worth shortlisting for a technology project.
xplode marketing

Details

Founded: 2007
Hourly Rates: $100 - $149
Employees: 2 - 9
Avg. Project Cost: $5,000,000+
Ratings:
4.8
7 Reviews

Service Line

  • Mobile App Development
  • Web Development
  • UI-UX Design
  • Web Design
  • Branding
  • SEO
Xplode Marketing is a technology company founded in 2007. Xplode Marketing focuses on Web Development and Mobile App Development. Xplode Marketing employs 2 - 9 people. Typical hourly rates run around $100 - $149/hr, with an average project cost near $25,000. This profile is a starting point — reach out to Xplode Marketing directly to discuss project specifics.
smashing boxes

Details

Founded: 2010
Hourly Rates: N/A
Employees: 50 - 249
Avg. Project Cost: $25,000+
Ratings:
4.1
8 Reviews

Service Line

  • Mobile App Development
  • Web Development
  • UI-UX Design
  • Custom Software Development
  • Internet of Things
Businesses looking for a reliable technology partner often consider Smashing Boxes. The company's main offerings are Mobile App Development. Smashing Boxes employs 50 - 249 people. Projects with this company average about $10,000. This gives a quick snapshot of what to expect when working with Smashing Boxes.
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Enterprise-ready App Development companies in Seattle tend to look different from smaller shops in a few specific ways: named project leads instead of rotating contacts, documented change-management processes, and infrastructure experience that goes beyond a single client's traffic level. Many carry ISO or SOC-type certifications as a baseline, but the real signal is whether they can describe a past engagement of comparable scale in concrete detail. A App Development firm in Seattle that hesitates on that question probably hasn't done it before.

Most App Development companies in Seattle default to one of three setups: fixed-price when the scope is locked down in advance, time-and-materials when requirements are expected to shift, or a dedicated team model for ongoing product work that doesn't have a fixed end date. None of these is inherently better — the right fit depends on how settled your requirements actually are. A App Development partner in Seattle worth working with will tell you honestly which model fits your project instead of pushing whichever one is easiest for them to sell.

The firms that rank well among App Development companies in Seattle typically have verifiable client references, a track record of finished (not just started) projects, relevant certifications, and consistently positive feedback across multiple engagements — not just one standout case study. Self-reported claims with nothing to back them up carry little weight here; documented outcomes do.

Listings for App Development companies in Seattle update continuously as new reviews come in, with a more thorough re-ranking pass every few months. That means a firm coasting on an old reputation without fresh client feedback will gradually slide, while newer companies with strong recent delivery can move up — the goal is that the Seattle list reflects how firms are performing now, not two years ago.

They're not everything, but they're not nothing either. Certifications like ISO 27001 for data security or CMMI for process maturity signal that a App Development company in Seattle has been through external scrutiny of how it operates, which is a reasonable baseline. Treat them as one data point among several — a firm with strong certifications but weak references is still a risk, and vice versa.

The better App Development companies in Seattle don't disappear after handover — expect ongoing options like performance monitoring, security patching, feature iteration based on real usage data, and a maintenance retainer that keeps the product stable as it grows. A App Development partner in Seattle that stays engaged post-launch is usually the one that ends up delivering more value over the life of the product than the initial build itself.

Look for App Development companies in Seattle that offer dedicated-team arrangements and can point to client relationships that have lasted multiple years, not just multiple projects. That kind of continuity usually means the firm treats your product roadmap as something they have a stake in, rather than a queue of tickets to clear. Ask directly for a reference from a client they've worked with for two-plus years — the answer (or lack of one) tells you a lot.
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