Top API Development & Integration Companies

A high-performing API Development & Integration solution can accelerate growth, boost customer engagement, and create new revenue streams—but only if it's built by a team you trust. Edverise makes it easy to connect with leading API Development & Integration companies around the globe. Providers and reviews are vetted extensively to ensure that we capture verified client feedback, project details, and measurable results. Use Edverise's filters to sort partners by budget, industry expertise, and location. Start comparing profiles to find the right match for your project.

Ratings Updated: August 6, 2026

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8,617 Companies

List of the Best API Development & Integration Agencies

Astro Developments IncProfile set up by Edverise AI
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At Astro, we are a dedicated group of digital enthusiasts focused on revolutionizing the digital experience for businesses. By combining innovation, creativity, and technical skill, we create customized solutions that promote growth and success. Our passion for the digital realm is evident in everyt
Highlights
$1,000+
Min Project Size
50-99
Avg Hourly Rate
2-9
Employees
Services Provided+7 Services
40% Mobile App Development (iOS & Android)
45% Custom Web Application Development
15% API Development & Integration
50% ERP Consulting and SI
AI Summary
“Astro Developments Inc. specializes in innovative, customized digital solutions that enhance business growth by leveraging emerging technologies, creativity, and technical expertise with a strong commitment to digital excellence.”
BytezenithProfile set up by Edverise AI
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Bytezenith is a software development firm that has been creating innovative products and offering consulting services to small and medium-sized enterprises (SMEs) and large corporations since 2022. We focus on delivering finished products rather than selling hours of work.
Highlights
$5,000+
Min Project Size
50-99
Avg Hourly Rate
50-249
Employees
Services Provided+10 Services
15% API Development & Integration
35% Custom Web Application Development
20% Mobile App Development (iOS & Android)
10% E-Commerce Development
AI Summary
“Bytezenith is a software development firm established in 2022, delivering innovative products and consulting services to SMEs and large corporations with a focus on finished solutions.”
WebXPProfile set up by Edverise AI
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WebXP.io is a comprehensive digital agency that focuses on web design, UI/UX, and custom software development. Their team collaborates with businesses to create visually striking websites, develop scalable web applications, and craft custom software solutions that address genuine challenges. Whether
Highlights
2-9
Employees
Services Provided+7 Services
10% Mobile App Development (iOS & Android)
25% E-Commerce Development
15% API Development & Integration
30% Custom Web Application Development
AI Summary
“WebXP.io is a digital agency specializing in web design, UI/UX, and custom software development, delivering visually compelling and scalable solutions to support business growth and performance.”
JUST.engineerProfile set up by Edverise AI
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JUST.engineer is a business solutions provider located in Vietnam, specializing in enterprise applications. Our primary services include mobile app, software, and website development, which encompasses AI and ML solutions. Established in 2019, we are a privately owned company composed of skilled and
Highlights
$5,000+
Min Project Size
<25
Avg Hourly Rate
10-49
Employees
Services Provided+13 Services
20% Mobile App Development (iOS & Android)
20% Frontend Development
10% CMS Development & Customization
10% API Development & Integration
AI Summary
“JUST.engineer is a Vietnam-based business solutions provider offering software, mobile app, and web development, including AI and ML, with expertise across diverse technologies for global clients.”
A
AiLoop TechnologiesProfile set up by Edverise AI
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Welcome to AiLoop Technology, where we utilize state-of-the-art Artificial Intelligence (AI) and Machine Learning (ML) technologies to create transformative solutions. We focus on groundbreaking AI innovations that reshape industries by providing advanced data insights and predictive analytics. Our
Highlights
$1,000+
Min Project Size
<25
Avg Hourly Rate
2-9
Employees
Services Provided+26 Services
25% API Development & Integration
30% Custom Web Application Development
25% Mobile App Development (iOS & Android)
20% E-Commerce Development
AI Summary
“AiLoop Technologies develops advanced AI and machine learning solutions, delivering predictive analytics and data insights to enhance business operations, decision-making, and foster innovative growth across industries.”
Katharos TechieProfile set up by Edverise AI
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**Katharos Techie – Transforming Ideas into Scalable Digital Solutions** At Katharos Techie, we bring your most ambitious business concepts to fruition through innovative, scalable, and effective digital solutions. As a leading software and AI development firm located in India, we excel at transfor
Highlights
$50,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Services Provided+11 Services
25% Mobile App Development (iOS & Android)
25% Custom Web Application Development
15% API Development & Integration
10% SaaS Product Development
AI Summary
“Katharos Techie delivers innovative, scalable digital solutions including software, AI development, UI/UX design, and staff augmentation, empowering businesses across the USA, UAE, and India to innovate and grow.”
BOMBAYDCProfile set up by Edverise AI
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BOMBAYDC – A premier UI/UX design, web design, and web development firm located in Mumbai, India. BOMBAYDC specializes in UI/UX design, along with web and eCommerce development, and app development tailored for startups, large enterprises, and global brands. With over a decade of experience, we crea
Highlights
$25,000+
Min Project Size
100-149
Avg Hourly Rate
10-49
Employees
Services Provided+16 Services
30% Custom Web Application Development
25% Mobile App Development (iOS & Android)
20% E-Commerce Development
15% API Development & Integration
AI Summary
“BOMBAYDC is a Mumbai-based firm specializing in UI/UX, web, eCommerce, and app development, delivering user-centric digital solutions across diverse industries with proven expertise.”
ExigencyProfile set up by Edverise AI
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Exigency, a prominent digital marketing agency with a substantial footprint across various states, is your reliable ally in the intricate realm of online marketing. Our goal is straightforward: to boost your brand's digital visibility, foster growth, and deliver meaningful results. Our achievements
Highlights
<25
Avg Hourly Rate
50-249
Employees
Kent, Washington, Us
Services Provided+29 Services
50% Mobile App Development (iOS & Android)
30% E-Commerce Development
20% API Development & Integration
20% Content Marketing Strategy
AI Summary
“Exigency is a trusted digital marketing agency that enhances brand visibility and growth for businesses nationwide, delivering impactful online results through comprehensive marketing strategies.”
AXALIZE IncorporateProfile set up by Edverise AI
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We focus on providing top-notch IT solutions through a blend of full-stack development, system integration, and mobile application expertise. Axalize is a reliable IT outsourcing partner with a strong presence in Japan, the US, and Southeast Asia, recognized for developing scalable systems and digit
Highlights
<25
Avg Hourly Rate
10-49
Employees
Services Provided+8 Services
30% Custom Web Application Development
25% Mobile App Development (iOS & Android)
20% Backend Development
15% Frontend Development
AI Summary
“AXALIZE Incorporate specializes in scalable IT solutions including full-stack development, mobile apps, system integration, and consulting across Japan, the US, and Southeast Asia, delivering reliable, user-centric products.”
Greenfield LabsProfile set up by Edverise AI
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Greenfield Labs AI provides advanced software and AI solutions to mid-market B2B companies, fostering growth and enhancing efficiency. Our skilled team of product managers, engineers, and designers creates customized SaaS platforms, mobile applications, APIs, and AI tools that meet your specific req
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Services Provided+7 Services
30% Custom Web Application Development
20% Mobile App Development (iOS & Android)
30% SaaS Product Development
15% Legacy System Modernization
AI Summary
“Greenfield Labs AI develops custom AI-driven SaaS solutions and applications for mid-market B2B sectors, enhancing efficiency, modernizing systems, and driving digital transformation.”

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