Top 10+ Windows App Development Companies in Washington | Windows App Developers Washington 2026
Last Updated 04th September 2026 | Category: Top App Development FirmsThe List of Top 10+ Windows App Development Companies in Washington | Top Windows App Developers Washington September 2026
1. Hyperlink InfoSystem
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Details
| Founded: | 2011 |
|---|---|
| Hourly Rates: | < $25 |
| Employees: | 1000+ |
| Avg. Project Cost: | $5,000,000+ |
| Ratings: |
5.0
497 Reviews
|
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.
Details
| Founded: | 2004 |
|---|---|
| Hourly Rates: | $50 - $99 |
| Employees: | 50 - 249 |
| Avg. Project Cost: | $2,500,000+ |
| Ratings: |
4.5
6 Reviews
|
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.
Details
| Founded: | 2010 |
|---|---|
| Hourly Rates: | $100 - $149 |
| Employees: | 2 - 9 |
| Avg. Project Cost: | $50,000+ |
| Ratings: |
4.6
7 Reviews
|
Primtek is a software development company that turns ideas into working products. Their core services include Custom Software Development. The company operates with a team of 2 - 9 professionals. Clients can expect pricing around $100 - $149/hr, with projects averaging about $5,000,000. This profile is a starting point — reach out to Primtek directly to discuss project specifics.
Details
| Founded: | 2012 |
|---|---|
| Hourly Rates: | $25 - $49 |
| Employees: | 10 - 49 |
| Avg. Project Cost: | $25,000+ |
| Ratings: |
4.2
6 Reviews
|
Since 2012, Erminesoft has operated as a technology services provider. Erminesoft focuses on Mobile App Development and Custom Software Development. Erminesoft employs 10 - 49 people. Typical hourly rates run around $25 - $49/hr, with an average project cost near $10,000. This profile is a starting point — reach out to Erminesoft directly to discuss project specifics.
Details
| Founded: | 1998 |
|---|---|
| Hourly Rates: | $100 - $149 |
| Employees: | 10 - 49 |
| Avg. Project Cost: | $5,000,000+ |
| Ratings: |
4.7
7 Reviews
|
PhD Labs has been in business since 1998, delivering technology projects for clients. Their core services include Web Development and 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 $25,000. These details offer a useful starting point when evaluating PhD Labs.
Details
| Founded: | 2005 |
|---|---|
| Hourly Rates: | N/A |
| Employees: | 2 - 9 |
| Avg. Project Cost: | $5,000,000+ |
| Ratings: |
4.3
8 Reviews
|
MobileCast Media, Inc. works with clients to plan, build, and ship digital products. MobileCast Media, Inc. focuses on Mobile App Development. Its team includes 2 - 9 specialists working across design, development, and delivery. Projects with this company average about $5,000,000. Overall, MobileCast Media, Inc. is one of the options worth shortlisting for a technology project.
Details
| Founded: | 2013 |
|---|---|
| Hourly Rates: | N/A |
| Employees: | 10 - 49 |
| Avg. Project Cost: | $100,000+ |
| Ratings: |
4.2
8 Reviews
|
Level Up Development works with clients to plan, build, and ship digital products. Their core services include Mobile App Development. The company operates with a team of 10 - 49 professionals. Projects with this company average about $10,000. These details offer a useful starting point when evaluating Level Up Development.
Details
| Founded: | 2010 |
|---|---|
| Hourly Rates: | $100 - $149 |
| Employees: | 2 - 9 |
| Avg. Project Cost: | $25,000+ |
| Ratings: |
4.7
6 Reviews
|
Businesses looking for a reliable technology partner often consider Sticksnleaves. Sticksnleaves focuses on Custom Software Development. Sticksnleaves employs 2 - 9 people. Clients can expect pricing around $100 - $149/hr, with projects averaging about $2,500,000. These details offer a useful starting point when evaluating Sticksnleaves.
Details
| Founded: | 1997 |
|---|---|
| Hourly Rates: | $100 - $149 |
| Employees: | 10 - 49 |
| Avg. Project Cost: | $25,000+ |
| Ratings: |
4.2
8 Reviews
|
Envoc works with clients to plan, build, and ship digital products. Envoc focuses on Web Development and Mobile App Development. Envoc employs 10 - 49 people. Clients can expect pricing around $100 - $149/hr, with projects averaging about $100,000. These details offer a useful starting point when evaluating Envoc.
Details
| Founded: | 2010 |
|---|---|
| Hourly Rates: | $50 - $99 |
| Employees: | 10 - 49 |
| Avg. Project Cost: | $2,500,000+ |
| Ratings: |
4.1
7 Reviews
|
Since 2010, In'saneLab has operated as a technology services provider. Their core services include Mobile App Development. The company operates with a team of 10 - 49 professionals. Typical hourly rates run around $50 - $99/hr, with an average project cost near $10,000. Overall, In'saneLab is one of the options worth shortlisting for a technology project.
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Got questions about our specialized technology solutions? We have the answers to help you make informed decisions.
Enterprise-ready App Development companies in Washington 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 Washington that hesitates on that question probably hasn't done it before.
Yes — a good number of App Development companies in Washington have built their client base primarily from overseas, particularly across North America and Western Europe, and have the operational habits to prove it: documented handoffs, async-friendly communication, and contracts written with international clients in mind. If cross-border delivery matters to you, ask a App Development firm in Washington directly for a reference from a client in your own country rather than taking "we work globally" at face value.
The gap usually shows up after the contract is signed, not before. A merely competent App Development company in Washington builds what's in the spec; a genuinely great one pushes back when the spec is wrong, flags a scaling problem before it becomes expensive, and treats your product like something they have a stake in. That difference rarely shows up in a sales pitch — it shows up in how a firm's past clients talk about working with them months after launch.
You'll generally see three options from App Development companies in Washington: fixed-price for scopes that are already nailed down, time-and-materials for projects where the requirements are still taking shape, and a dedicated-team arrangement for products with no real end date. Fixed-price protects your budget but punishes scope creep; time-and-materials is more forgiving of changing plans but requires more active oversight from you. A App Development firm in Washington should be able to explain which one fits your situation, not just default to whichever is easiest for them.
Value from a App Development company in Washington comes less from the rate you negotiate and more from whether the team understands the business problem behind the build. Firms that ask about your actual goals before proposing a solution, and that stick around to look at usage data after launch, tend to produce work that pays for itself. A App Development partner in Washington chasing the lowest quote rarely correlates with the best long-term outcome.
Look past the pitch deck: read the portfolio for technical substance, check independent reviews rather than the testimonials on the company's own site, and ask for a reference from a project similar in scope to yours. Then ask directly how they handle QA and what happens when a bug slips through after delivery. A App Development company in Washington that's confident in its process will answer that last question specifically, not with a vague reassurance.
Get clear, specific answers on: who owns the code once it's delivered, what the support window looks like after launch, how they handle a team member leaving mid-project, and what their process is when a client requests a scope change. Vague or evasive answers to any of these from a App Development company in Washington are a bigger red flag than a slightly higher quote.
The reputable ones treat it as non-negotiable — NDAs signed before any real discussion happens, access controls that limit who on the team can see what, and contract language that clearly transfers all IP to the client on final payment. Internal confidentiality agreements for staff are standard practice at any App Development company in Washington worth hiring. If a firm is loose about any of this in early conversations, that's a preview of how they'll handle it once your data is actually in their systems.
It depends on your business goals, but a App Development company in Washington 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.
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