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 7, 2026

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8,617 Companies

List of the Best API Development & Integration Agencies

SwyTappProfile set up by Edverise AI
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SwyTapp is a global studio focused on game design and development, excelling in comprehensive video game production. We can handle projects of any complexity based on client needs. Our expertise sets us apart from others. If you believe we could be the ideal partner for your game development, or if
Highlights
$10,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Kyiv, Ua
Services Provided
50% Mobile App Development (iOS & Android)
10% Blockchain & Web3 Development
25% Custom Web Application Development
15% API Development & Integration
AI Summary
“SwyTapp is a global game design and development studio specializing in comprehensive video game production and quality IT outsourcing, delivering tailored solutions for projects of any complexity.”
DevsecureProfile set up by Edverise AI
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DevSecure is a cybersecurity firm that focuses on penetration testing and vulnerability assessments. We assist organizations in recognizing and addressing security flaws before they can be targeted by attackers. With our skills in ethical hacking and sophisticated reconnaissance methods, we offer cu
Highlights
$1,000+
Min Project Size
<25
Avg Hourly Rate
2-9
Employees
Services Provided
20% API Development & Integration
40% Custom Web Application Development
40% QA & Software Testing
AI Summary
“DevSecure specializes in penetration testing and vulnerability assessments, delivering tailored cybersecurity solutions to protect European and U.S. companies from emerging threats while ensuring compliance.”
Kart Builds StudioProfile set up by Edverise AI
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Kart Builds is a web design and development agency dedicated to creating websites that drive conversion for entrepreneurs and startups. We integrate design, development, and conversion strategies to transform your website into a reliable source for acquiring clients.
Highlights
$1,000+
Min Project Size
25-49
Avg Hourly Rate
Kanpur, Uttar Pradesh, In
Services Provided
40% Custom Web Application Development
10% Mobile App Development (iOS & Android)
20% API Development & Integration
30% E-Commerce Development
AI Summary
“Kart Builds Studio is a web design and development agency specializing in creating conversion-driven websites for entrepreneurs and startups by integrating design, development, and conversion strategies.”
IQsoft LLCProfile set up by Edverise AI
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Established in Armenia in 2015, IQ Soft is a standalone software development firm focused on equipping iGaming and blockchain companies with innovative, customizable solutions. Our goal is to grant our partners autonomy through advanced automation and state-of-the-art technology, allowing them to gr
Highlights
$5,000+
Min Project Size
10-49
Employees
Yerevan, Am
Services Provided
65% Custom Web Application Development
35% API Development & Integration
100% Web App UI Design
AI Summary
“IQ Soft, founded in Armenia in 2015, delivers innovative software and B2B services to iGaming and blockchain sectors, enhancing autonomy, automation, and operational control.”
LentraProfile set up by Edverise AI
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Lentra is an innovative web agency dedicated to developing exceptional, high-performing websites from the ground up. We transcend standard templates to provide customized digital experiences that engage users and enhance brand presence. By emphasizing contemporary web technologies, smooth animations
Highlights
$1,000+
Min Project Size
50-99
Avg Hourly Rate
2-9
Employees
Orkanger, Trondelag, No
Services Provided
45% API Development & Integration
55% Mobile App Development (iOS & Android)
40% UX Research & Usability Testing
60% Web App UI Design
AI Summary
“Lentra specializes in creating custom, high-performing websites utilizing modern technologies and cohesive UX/UI design, delivering engaging digital experiences that enhance brand presence and foster business growth.”
Shard LabsProfile set up by Edverise AI
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Founded in 2019, we are a startup dedicated to guiding our clients through a comprehensive digital transformation. Our agile team of consultants and developers, based in Zagreb, manages every aspect of successful project delivery, from strategy and planning to the implementation of digital solutions
Highlights
$1,000+
Min Project Size
25-49
Avg Hourly Rate
2-9
Employees
Split, Split Dalmatia, Hr
Services Provided
60% Blockchain & Web3 Development
25% Custom Web Application Development
5% Legacy System Modernization
10% API Development & Integration
AI Summary
“Founded in 2019 in Zagreb, Shard Labs offers comprehensive digital transformation services, combining technical expertise and business insight to deliver tailored solutions enhancing client operations and engagement.”
iits-consultingProfile set up by Edverise AI
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Tailored to meet diverse needs. Our skilled developers attentively address all client specifications and create customized solutions that align perfectly with the specific processes. The outcome is an application that delivers on its promises. Services include: Team as a Service, Agile Software Deve
Highlights
$25,000+
Min Project Size
100-149
Avg Hourly Rate
50-249
Employees
Au in der Hallertau, Bavaria, De
Services Provided
60% Custom Web Application Development
40% API Development & Integration
100% Cloud Consulting & SI
AI Summary
“iits-consulting delivers tailored IT solutions with expertise in Agile development, Cloud & DevOps, AI, IoT, and UI/UX design, providing customized, high-quality software services made in Germany.”
Sanctuary TechnologiesProfile set up by Edverise AI
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Sanctuary Technologies is a modern technology consulting firm specializing in enterprise collaboration and technology transformation services. Our team consists of highly skilled professionals and engineers dedicated to assisting clients in leveraging disruptive technologies like business accounting
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Ahmedabad, Gujarat, In
Services Provided
40% API Development & Integration
60% Custom Web Application Development
100% Machine Learning Model Development
AI Summary
“Sanctuary Technologies is a technology consulting firm specializing in enterprise collaboration, technology transformation, and leveraging disruptive technologies across sectors like accounting, healthcare, and cloud computing.”
NexticodeProfile set up by Edverise AI
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We develop web applications, internal tools, minimum viable products (MVPs), and APIs to support founders in their growth. Our team manages product design, coding, infrastructure, and solutions that adapt to your requirements.
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
2-9
Employees
Torres Vedras, Lisbon, Pt
Services Provided
50% Custom Web Application Development
40% API Development & Integration
10% E-Commerce Development
100% Custom AI Chatbot Development
AI Summary
“Nexticode specializes in developing web applications, internal tools, MVPs, and APIs, delivering tailored product design, coding, and infrastructure solutions to support founders' growth.”
Feel ITProfile set up by Edverise AI
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Business web applications We are a group of tech enthusiasts prepared to address your IT requirements.
Highlights
$1,000+
Min Project Size
25-49
Avg Hourly Rate
2-9
Employees
Services Provided
85% Custom Web Application Development
15% API Development & Integration
AI Summary
“Feel IT is a team of tech enthusiasts specializing in delivering comprehensive business web application solutions tailored to meet diverse IT requirements professionally and efficiently.”

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