Best C# Developers in the United States

4 Companies - Rankings updated: September 03, 2026

DesignRush assesses agencies using expertise standards and verified client experiences to help you make better decisions. Certain agencies have paid placements.

United States × C# Development × Wellness & Fitness × Under $1,000 × Clear Filters
  • Innovation Beyond Imagination

    iApp Technologies: Trusted digital product development partner helping brands turn ideas into powerful & scalable solutions. We specialize in designing and building high-performance Web and Mobile Apps (iOS + Android) that align with evolving market demands and deliver measurable business impact...

    Top Services:

    • Mobile App Development
    • Blockchain
    • AI Development
    • Web Development
    • UI/UX Design
    • Show more
    Location
    San Ramon, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $20/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    60 Projects Listed

    iapp Technologies LLP Services

    • Mobile App Development
    • Blockchain
    • AI Development
    • Web Development
    • UI/UX Design
    • Web Design
    • eCommerce Development
    • IT Services
    • WordPress Website Design
    • Wearables
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • VPN Proxy Master
    • Poster App Lab
    • Pool Ride
    • ChiroRing App
    Data sourced from the agency's DesignRush profile

    iapp Technologies LLP Reviews & Testimonials

    • Shubhpreet Sidhu
      Shubhpreet Sidhu CEO at SASA Innovations
      5.0

      Mobile App Development Review from Shubhpreet Sidhu

      iapp Technologies provided an exceptional experience in developing the SASA Rides mobile app for both Android and iOS platforms. Their team demonstrated outstanding professionalism, clear communication, and a strong commitment to delivering high-quality results. Every stage of the app development was handled efficiently, with timely updates and meticulous attention to detail. They were responsive to feedback, proactive in offering innovative solutions, and genuinely dedicated to client satisfaction. The expertise and dedication they brought to the project made the entire process smooth and stress-free. I highly recommend iapp Technologies for reliable, skilled, and client-focused mobile app development.

    • Seth Horsley
      Seth Horsley Founder at StateCert
      5.0

      Web Design Review from Seth Horsley

      I worked with them extensively and they have been very helpful and extremely responsive and have provided very high quality work. Definitely recommend!

    • Gursewak Singh Brar
      Gursewak Singh Brar Director at Third Pole Immigration Services
      5.0

      Web Development Review from Gursewak Singh Brar

      iapp Technologies provided excellent service with timely delivery, clear communication, and high-quality results. Their team is professional, responsive, and truly dedicated to client satisfaction. Highly recommended!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Apps Solution For Every Nation.

    APPSNATION is the USA's top leading mobile application development company providing multiple Mobile App development services in IOs, Android, IoT, AR/VR, Games app development, Cross-platform, Wearable, eCommerce and much more. Contact Us to boost your Company's potential for next-level excellence...

    Top Services:

    • VR/AR
    • Mobile App Development
    • Wearables
    • Software Development
    • Social Media Marketing
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $50/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    7 Projects Listed

    AppsNation Services

    • VR/AR
    • Mobile App Development
    • Wearables
    • Software Development
    • Social Media Marketing
    • Web Development
    • DevOps Consulting
    • Blockchain
    • Digital Marketing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Deliverables
    • Gymnasium
    • Bonus Buddy
    • Unilever
    • Sun Life
    • Habib Oil Mills
    Data sourced from the agency's DesignRush profile

    AppsNation Reviews & Testimonials

    • Ibrahim Ali Owner at Ali Traders
      4.8

      Social Media Marketing Review from Ibrahim Ali

      We at Ali Traders recently partnered with AppsNation to handle our social media marketing, and we couldnt be more satisfied with the results. Our pages were barely active before, with low engagement and no clear branding. Within just a few weeks, their team completely transformed our presence across Facebook, Instagram. What we loved most was their strategy it wasnt just about posting pictures or running ads. AppsNation understood our business model, audience, and tone. They created consistent branding, unique post designs, powerful captions, and even helped us set up monthly content calendars. Their targeted ad campaigns generated real inquiries, not just likes. We saw a 40% increase in leads within the first month alone!

    • Tyson Lewis
      Tyson Lewis Head Roofing Consultant at Lewis Roofing Solutions
      5.0

      Web Development Review from Tyson Lewis

      AppsNation's SEO efforts resulted in improved search engine rankings and increased organic traffic. They also enhanced the client's domain authority and conversion rates. The team was transparent, responsive, and proactive. Their client-centric approach and technical expertise were also impressive.

    • Zain Khanzada
      Zain Khanzada Review from Google
      5.0

      Zain Khanzada's Review Sourced from Google

      AppsNation did an amazing job creating my business website. From start to finish, they were clear, informative, and guided me through every step of the process. I shared my ideas and the overall vibe I wanted for the site, and their execution was seamless. They were incredibly responsive, always getting back to me within minutes to answer any questions I had. As someone who isn't tech-savvy, I really appreciated their patience and ability to help me with everything I needed to do on my end. I highly recommend AppsNation for any web design needs. I couldn't be more satisfied with the result!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Your Vision Our Drive

    Digitabe leads the way in digital marketing within Nashville, TN, pushing boundaries to elevate your business by enhancing traffic, generating leads, and increasing revenue. Positioned at the forefront, we are dedicated to delivering impactful results for your business's digital growth...

    Top Services:

    • Logo Design
    • Web Design
    • eCommerce Development
    • Web Development
    • WordPress Website Design
    • Show more
    Location
    Nashville, Tennessee
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    Under $1,000

    Digitabe Services

    • Logo Design
    • Web Design
    • eCommerce Development
    • Web Development
    • WordPress Website Design
    • SEO
    • PPC
    • Digital Marketing
    • Social Media Marketing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Optima Health & Wellness
    • Your Advanced Health Care
    • Queen Eyebrows Threading & Spa
    • Appliance Pro Repairs
    • The Kidney Care Clinic
    • Master Taxes Inc
    • 615-Locksmith
    • Maple Home Repair
    • Prime Cleaning
    • IPR
    Data sourced from the agency's DesignRush profile
  • Sitecore Development Company

    Ones & Zero is a leading digital agency specializing in custom Sitecore development and enterprise-grade digital solutions. They offer a comprehensive suite of services including mobile and web app development, UI/UX design, cross-platform solutions, and digital marketing strategies...

    Top Services:

    • Web Development
    • Mobile App Development
    • Web Design
    • Digital Marketing
    • UI/UX Design
    • Show more
    Location
    Houston, Texas
    Number of Employees
    50 - 99
    Average Hourly Rate
    $15/hr
    Minimal Budget
    Under $1,000

    Ones & Zero Services

    • Web Development
    • Mobile App Development
    • Web Design
    • Digital Marketing
    • UI/UX Design
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Book a Party
    • Rant Post LLC
    • Kiss Marxx
    • Rescue GSM
    • Prostall Constructions
    • Tiny Tot
    Data sourced from the agency's DesignRush profile

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