Top 10+ Flutter App Development Companies in California | Flutter App Developers California 2026

Last Updated 04th September 2026 | Category: Top App Development Firms

The List of Top 10+ Flutter App Development Companies in California | Top Flutter App Developers Califonia 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.
entrision

Details

Founded: 2012
Hourly Rates: $100 - $149
Employees: 2 - 9
Avg. Project Cost: $50,000+
Ratings:
4.3
7 Reviews

Service Line

  • Mobile App Development
  • Web Development
  • Custom Software Development
  • Internet of Things
  • Ruby on Rails Development
Entrision is a software development company that turns ideas into working products. Entrision focuses on Mobile App Development. Entrision employs 2 - 9 people. 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 Entrision.
focaloid technologies

Details

Founded: 2012
Hourly Rates: $25 - $49
Employees: 50 - 249
Avg. Project Cost: $100,000+
Ratings:
4.3
6 Reviews

Service Line

  • Mobile App Development
  • Web Development
  • Internet of Things
  • AI Development
  • Big Data
  • Enterprise App Development
  • Blockchain Development
Businesses looking for a reliable technology partner often consider Focaloid Technologies. Focaloid Technologies focuses on Mobile App Development and Blockchain Development. Focaloid Technologies employs 50 - 249 people. Typical hourly rates run around $25 - $49/hr, with an average project cost near $5,000,000. This profile is a starting point — reach out to Focaloid Technologies directly to discuss project specifics.
moonbase3

Details

Founded: N/A
Hourly Rates: N/A
Employees: N/A
Avg. Project Cost: $50,000+
Ratings:
4.5
8 Reviews

Service Line

  • Mobile App Development
  • Web Development
  • UI-UX Design
  • Web Design
  • E-commerce Development
MoonBase3 is a technology company. MoonBase3 focuses on Mobile App Development. The average project on record costs around $100,000. This profile is a starting point — reach out to MoonBase3 directly to discuss project specifics.
galaxy weblinks

Details

Founded: 1998
Hourly Rates: $25 - $49
Employees: 50 - 249
Avg. Project Cost: $25,000+
Ratings:
4.8
6 Reviews

Service Line

  • Mobile App Development
  • Web Development
  • UI-UX Design
  • E-commerce Development
  • Enterprise App Development
Galaxy Weblinks works with clients to plan, build, and ship digital products. Galaxy Weblinks focuses on Web Development and Mobile App Development. Galaxy Weblinks employs 50 - 249 people. Clients can expect pricing around $25 - $49/hr, with projects averaging about $100,000. Overall, Galaxy Weblinks is one of the options worth shortlisting for a technology project.
dotcomweavers

Details

Founded: 2006
Hourly Rates: $50 - $99
Employees: 50 - 249
Avg. Project Cost: $50,000+
Ratings:
4.8
8 Reviews

Service Line

  • Mobile App Development
  • Web Development
  • E-commerce Development
  • SEO
Since 2006, DotcomWeavers has operated as a technology services provider. DotcomWeavers focuses on Web Development and Mobile App Development. DotcomWeavers employs 50 - 249 people. Clients can expect pricing around $50 - $99/hr, with projects averaging about $50,000. This gives a quick snapshot of what to expect when working with DotcomWeavers.
bates creative

Details

Founded: 2003
Hourly Rates: $100 - $149
Employees: 10 - 49
Avg. Project Cost: $25,000+
Ratings:
4.5
6 Reviews

Service Line

  • Mobile App Development
  • Web Development
  • UI-UX Design
  • Web Design
Bates Creative works with clients to plan, build, and ship digital products. Bates Creative focuses on Mobile App Development. Its team includes 10 - 49 specialists working across design, development, and delivery. Clients can expect pricing around $100 - $149/hr, with projects averaging about $100,000. This profile is a starting point — reach out to Bates Creative directly to discuss project specifics.
sileria

Details

Founded: 2001
Hourly Rates: $100 - $149
Employees: 10 - 49
Avg. Project Cost: $25,000+
Ratings:
4.1
7 Reviews

Service Line

  • Mobile App Development
  • Web Development
  • VR App Development
  • AR App Development
  • Unity 3D Game Development
  • Wearable App Development
  • Web Design
  • Internet of Things
  • Android App Development
  • iOS App Development
Businesses looking for a reliable technology partner often consider Sileria. Sileria focuses on Web Development and Mobile App Development. Sileria employs 10 - 49 people. Typical hourly rates run around $100 - $149/hr, with an average project cost near $100,000. Overall, Sileria is one of the options worth shortlisting for a technology project.
fyresite

Details

Founded: 2009
Hourly Rates: $100 - $149
Employees: 10 - 49
Avg. Project Cost: $2,500,000+
Ratings:
4.2
7 Reviews

Service Line

  • Mobile App Development
  • Web Development
  • UI-UX Design
  • Custom Software Development
  • Web Design
  • Branding
  • E-commerce Development
  • Enterprise App Development
Fyresite works with clients to plan, build, and ship digital products. The company's main offerings are 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 $50,000. Overall, Fyresite is one of the options worth shortlisting for a technology project.
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Listings for App Development companies in California 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 California list reflects how firms are performing now, not two years ago.

It depends on your business goals, but a App Development company in California that's serious about outcomes will tie their KPIs to yours — activation rate, feature adoption, conversion, churn, revenue per user — rather than reporting on generic delivery metrics like story points closed. Get analytics wired in from the start so there's a real feedback loop between what gets built and what actually moves the business, and agree on which numbers matter before the project kicks off.

Most experienced App Development companies in California have done this kind of integration many times over — Salesforce, HubSpot, Zoho, and similar platforms are common enough that it's rarely a novel problem. What matters more is giving your App Development partner in California a full, honest picture of your current stack upfront, so the integration is built cleanly instead of patched together after the fact.

The better App Development companies in California 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 California 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.

The most experienced App Development developers in California tend to come out of companies that have been operating for the better part of a decade or more, with senior staff who've seen a wide range of project types and scales rather than a narrow slice. That kind of institutional memory — knowing what tends to go wrong on a complex build before it happens — is hard for newer firms to replicate. Verified reviews and direct references remain the best way to confirm it's real and not just a claim on a website.

Look for App Development companies in California 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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