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 11, 2026

We verify reviews and evaluate companies so you can choose with confidence. We may earn a fee for some placements. Learn how Edverise ensures trust

8,618 Companies

List of the Best API Development & Integration Agencies

SYTOSSProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
SYTOSS is a global software development firm focused on assisting businesses of all sizes in creating custom software that is both high-quality and cost-effective. With over 150 professionals on our team—including software engineers, business analysts, QA engineers, DevOps specialists, and IT expert
Highlights
$50,000+
Min Project Size
25-49
Avg Hourly Rate
50-249
Employees
Bratislava, Bratislava, Sk
Services Provided+9 Services
20% ERP & CRM Development
25% API Development & Integration
40% Legacy System Modernization
15% Custom Web Application Development
AI Summary
“SYTOSS is a global software development firm specializing in custom, high-quality solutions across industries, excelling in large-scale projects, legacy system modernization, and advanced technologies like AI.”
Lucid UXProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Established in 1999, Lucid was created to develop straightforward, effective websites with user-friendly backends that address complicated business challenges. Over the years, Lucid has consistently expanded, becoming a prominent provider of web solutions in regulated industries and partnering with
Highlights
$1,000+
Min Project Size
<25
Avg Hourly Rate
2-9
Employees
London, England, Gb
Services Provided+5 Services
60% Custom Web Application Development
40% API Development & Integration
50% BI & Big Data Consulting & SI
40% AI Strategy & Roadmap Consulting
AI Summary
“Lucid UX is a UK-based multi-disciplinary firm delivering custom software, AI and BI consulting, CRM solutions, UI/UX design, branding, and digital marketing across regulated industries.”
MadisProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
We are a digital solutions company focused on developing React Native apps for businesses seeking to launch quickly, iterate securely, and scale effectively. Our services include creating production-ready mobile applications for both iOS and Android, delivering MVPs, modernizing legacy apps, and inc
Highlights
$1,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Services Provided+5 Services
50% Mobile App Development (iOS & Android)
20% Backend Development
20% API Development & Integration
10% Legacy System Modernization
AI Summary
“Madis specializes in comprehensive digital solutions, developing production-ready React Native apps for iOS and Android, offering UI/UX design, backend development, automation, and post-launch marketing support.”
Headon KreativagenturProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Complete websites and apps for digital agencies created in 1 to 2 weeks.
Highlights
$1,000+
Min Project Size
2-9
Employees
Services Provided+3 Services
40% API Development & Integration
35% Mobile App Development (iOS & Android)
25% Custom Web Application Development
40% Product UX Strategy
AI Summary
“Headon Kreativagentur specializes in rapidly developing complete websites and apps for digital agencies, delivering comprehensive digital solutions within one to two weeks.”
Forbina Consulting, LLCProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Our experienced teams cultivate a collaborative, transparent, and passionate environment to support you at any stage of your product journey. They are prepared to dive straight into projects, whether it's from concept and design to implementation or delivery. **Product Solutions:** - **Product Ide
Highlights
$10,000+
Min Project Size
100-149
Avg Hourly Rate
2-9
Employees
Denver, Colorado, Us
Services Provided+6 Services
25% Custom Web Application Development
15% API Development & Integration
15% Legacy System Modernization
15% Frontend Development
AI Summary
“Forbina Consulting, LLC offers product ideation, development, modernization, and digital transformation services with US-based expert teams employing agile, transparent, and process-driven approaches.”
KriraAIProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
KriraAI | Your AI & IT Specialists! A Trusted Partner for Innovative IT Solutions and Business Growth Revitalize your business with KriraAI, your ultimate source for advanced AI services, mobile app development, web development, and much more. We offer more than standard IT services by providing in
Highlights
<25
Avg Hourly Rate
10-49
Employees
Services Provided+7 Services
10% E-Commerce Development
20% API Development & Integration
35% Mobile App Development (iOS & Android)
10% SaaS Product Development
AI Summary
“KriraAI delivers innovative, scalable AI and IT solutions including app and web development, backed by dedicated research, patents, and enterprise expertise to drive business growth.”
RadisoftProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
RadiSoft creates contemporary, easy-to-use mobile and web applications, bespoke software, and websites designed to meet actual business requirements. We emphasize providing top-notch solutions that promote growth, enhance efficiency, and offer a smooth user experience. Our team merges technical skil
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
2-9
Employees
New York, New York, Us
Services Provided+6 Services
35% Custom Web Application Development
35% Mobile App Development (iOS & Android)
20% API Development & Integration
10% QA & Software Testing
AI Summary
“RadiSoft develops tailored mobile and web applications, software, and websites focused on enhancing business growth, efficiency, and user experience through client-centric solutions.”
Possible WebProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
At Possible Web, we treat your website with the same care we hope for our own. Boost traffic to your impressive site with our organic internet marketing services. If your business is built on WordPress, you can count on us. We specialize in SEO, Local SEO, Web Design, Web Development, and Web Access
Highlights
$1,000+
Min Project Size
50-99
Avg Hourly Rate
2-9
Employees
Charlotte, North Carolina, Us
Services Provided+4 Services
40% Custom Web Application Development
30% API Development & Integration
30% Backend Development
70% Web App UI Design
AI Summary
“Possible Web specializes in comprehensive WordPress solutions, offering SEO, local SEO, web design, development, and accessibility services to enhance website performance and traffic.”
Altabel GroupProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
Altabel is a custom software development firm established in 2007. We offer IT outsourcing and outstaffing services to clients in the EU, UK, Nordics, USA, and Canada. Our team specializes in designing, developing, and maintaining cloud-based, web, and mobile solutions, including AI and IoT applicat
Highlights
$5,000+
Min Project Size
25-49
Avg Hourly Rate
50-249
Employees
Vilnius, Lt
Services Provided+12 Services
15% Mobile App Development (iOS & Android)
20% Backend Development
10% E-Commerce Development
5% ERP & CRM Development
AI Summary
“Altabel is a custom software development firm specializing in cloud, web, mobile, AI, and IoT solutions across diverse industries, emphasizing partnerships and flexible engagement for global clients.”
Codanorm SolutionsProfile set up by Edverise AI
0 Reviews
View Profile Visit Website
Is this your business? Become an Edverise partner & Claim Now
At Codanorm Solutions, we create software that streamlines operations and grows alongside your business. We provide secure, high-performance platforms that transform manual processes into automated, auditable systems. Our offerings include enterprise-level CRM systems, smart automation, and multi-te
Highlights
$1,000+
Min Project Size
<25
Avg Hourly Rate
2-9
Employees
Kolkata, West Bengal, In
Services Provided+4 Services
35% Legacy System Modernization
50% Custom Web Application Development
15% API Development & Integration
40% CRM Consulting and SI
AI Summary
“Codanorm Solutions delivers secure, high-performance software platforms that automate operations and enhance growth for Real Estate, Financial Services, and Healthcare sectors with reliable cloud-native solutions.”

«Previous 1

...

568 569571 572

...

862 Next»

Latest insights & expert perspectives

Explore data-backed surveys with inputs from top industry experts.

Trust & Reviews

B2B Reviews Are Dying What Comes Next?

For the past decade, online reviews have been the default trust signal for B2B buyers. Before signing a contract with an agency, you check their Clutc

Nihar Ranjan Rout

B2B Strategy

The Discovery Gap: Why Great Work Isn't Enough Anymore

There was a time when doing exceptional work was enough to build a thriving agency. The work spoke for itself. Clients referred you. Reputation compou

Akash Mahapatra

Industry Trends

The Era of the Directory Is Over. Here's What's Replacing It.

The B2B directory had a good run. For two decades, it was the primary infrastructure connecting buyers with service providers a digital marketplace bu

Nihar Ranjan Rout

Check All Our Blogs

One Platform. One Promise. One Trust.

Whatever your business challenge, browse our most in-demand service categories to find top-rated companies and providers.