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

ArixLabs (Formerly FlutterFlowDevs)Profile set up by Edverise AI
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💼 About Us 🚀 Welcome to ArixLabs – Your Comprehensive Partner in App and Product Development! We specialize in creating high-performance mobile applications (iOS, Android), web platforms, and scalable digital products—quickly, intelligently, and cost-effectively. Utilizing technologies like React
Highlights
$1,000+
Min Project Size
<25
Avg Hourly Rate
10-49
Employees
Jaipur, Rajasthan, In
Services Provided
50% Mobile App Development (iOS & Android)
10% E-Commerce Development
20% API Development & Integration
20% Frontend Development
AI Summary
“ArixLabs delivers versatile mobile and web app development using Flutter, React Native, and FlutterFlow, providing scalable, AI-integrated solutions and corporate training across diverse industries.”
Seed TechnologiesProfile set up by Edverise AI
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Seed Technologies is a custom software and web development company based in the U.S. that provides scalable solutions designed to help organizations enhance their operations, minimize inefficiencies, and promote long-term growth. Our internal development team focuses on creating secure, high-perform
Highlights
$5,000+
Min Project Size
100-149
Avg Hourly Rate
10-49
Employees
Tulsa, Oklahoma, Us
Services Provided
45% Custom Web Application Development
20% Mobile App Development (iOS & Android)
25% API Development & Integration
10% E-Commerce Development
AI Summary
“Seed Technologies is a U.S.-based custom software and web development firm offering secure, scalable, and maintainable applications tailored to enhance business operations and support long-term growth.”
V
Vedapixel Tech Solutions Pvt LtdProfile set up by Edverise AI
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Vedapixel Tech Solutions Pvt Ltd is a technology firm that specializes in creating custom software, mobile applications, and web platforms for both startups and established businesses. We assist companies in turning their concepts into scalable digital products by integrating robust engineering prac
Highlights
$1,000+
Min Project Size
<25
Avg Hourly Rate
10-49
Employees
Bengaluru, Karnataka, In
Services Provided
50% Custom Web Application Development
30% API Development & Integration
20% E-Commerce Development
AI Summary
“Vedapixel Tech Solutions Pvt Ltd delivers custom software, mobile and web applications, SaaS, and CRM/ERP solutions, leveraging advanced technologies to support scalable, secure business growth.”
Esseal LTDProfile set up by Edverise AI
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Esseal is a senior-led custom software engineering company based in England and Wales (Company No. 17026190), with locations in London and Lahore. We create, improve, and modernize software for startups, small and medium-sized enterprises (SMEs), and large organizations in the UK, US, and around the
Highlights
$1,000+
Min Project Size
25-49
Avg Hourly Rate
2-9
Employees
Lahore, Pk Punjab, Pk
Services Provided
45% Custom Web Application Development
25% API Development & Integration
20% E-Commerce Development
10% Legacy System Modernization
AI Summary
“Esseal LTD. is a senior-led UK-based custom software engineering firm delivering timely, budget-conscious solutions for diverse sectors, emphasizing direct client-engineer collaboration and accountability.”
Onit SoftProfile set up by Edverise AI
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We are a vibrant small company based in the beautiful city of Kraków, Poland. Our story started when a significant need emerged in one of our founding partner's organizations for a strong web-based transportation software solution. Driven by this requirement, we set out to develop our own innovative
Highlights
<25
Avg Hourly Rate
2-9
Employees
Krakow, Lesser Poland, Pl
Services Provided
80% Custom Web Application Development
20% API Development & Integration
AI Summary
“Onit Soft, a Kraków-based company, develops innovative web-based transportation software solutions, originating from a founding partner's identified industry need, showcasing adaptability and technical expertise.”
FlowKit from Spontlr Inc.Profile set up by Edverise AI
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FlowKit creates quick and scalable applications using Flutter/FlutterFlow in conjunction with Supabase (PostgreSQL). We offer tailored development services, template-driven accelerators, and various subscription options, covering everything from audits and debugging to complete production launches.
Highlights
$10,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Newark, Delaware, Us
Services Provided
80% Mobile App Development (iOS & Android)
20% API Development & Integration
AI Summary
“FlowKit builds scalable Flutter and FlutterFlow applications integrated with Supabase, offering tailored development, templates, and subscriptions, operating from the US and EU with an expert team.”
IceFyreProfile set up by Edverise AI
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Since 2017, we have been dedicated to simplifying and optimizing your work. If you’re facing challenges with outdated systems or ineffective processes, our expertise can provide you with meaningful solutions. We specialize in streamlining operations through smooth ERP integrations and enhancing cust
Highlights
$10,000+
Min Project Size
25-49
Avg Hourly Rate
10-49
Employees
Marblehead, Massachusetts, Us
Services Provided
70% Custom Web Application Development
15% Mobile App Development (iOS & Android)
15% API Development & Integration
AI Summary
“Since 2017, IceFyre delivers tailored software solutions, specializing in ERP and CRM integrations, driven by comprehensive consultancy, rigorous training, and core values to optimize workflows and client success.”
Euro Format s.r.o.Profile set up by Edverise AI
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Euro Format collaborates with businesses across Europe to develop customized software solutions that yield tangible results. We focus on the hospitality and service industries, where efficient operations and smooth customer interactions are vital for success. Our clients often face challenges such a
Highlights
$1,000+
Min Project Size
25-49
Avg Hourly Rate
2-9
Employees
Prague 4, Prague, Cz
Services Provided
80% Custom Web Application Development
20% API Development & Integration
AI Summary
“Euro Format s.r.o. develops tailored software solutions for European hospitality and service industries, enhancing operations and customer interactions through reliable, scalable technologies and in-depth business understanding.”
Foresight MobileProfile set up by Edverise AI
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Foresight Mobile is a mobile app development firm located in Manchester, UK, with additional offices in Birmingham and London. Since 2017, we have developed over 50 Flutter apps and are active contributors on pub.dev. In 2025, we began directly managing the flutter_markdown_plus package, previously
Highlights
$10,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Manchester, England, Gb
Services Provided
70% Mobile App Development (iOS & Android)
15% API Development & Integration
15% Custom Web Application Development
AI Summary
“Foresight Mobile, based in the UK, delivers expert mobile app, API, and web development with a senior team and innovative technologies, serving notable clients since 2017.”
SafeberryProfile set up by Edverise AI
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At Safeberry, we focus on creating customized digital solutions that enable businesses to succeed in a data-driven landscape. As a forward-thinking consulting firm, we provide comprehensive services in Business Intelligence (BI), enterprise software development, and cloud-native system architecture.
Highlights
$25,000+
Min Project Size
50-99
Avg Hourly Rate
10-49
Employees
Beograd, Belgrade, Rs
Services Provided
45% API Development & Integration
55% Custom Web Application Development
100% BI & Big Data Consulting & SI
AI Summary
“Safeberry delivers tailored digital solutions, integrating business intelligence, enterprise software, and cloud-native architectures to drive innovation, operational efficiency, and data-driven decision-making across industries.”

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