Find blockchain development companies that build secure, scalable solutions for real business use. Choose from vetted experts in smart contracts, dApps, and enterprise blockchain integration.Â
Best Blockchain Development Agencies
7 Companies-Rankings updated: September 05, 2026
DesignRush assesses blockchain development firms for their technical expertise and verified client experiences to help you make better decisions. Some placements might be paid.
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
Mohali, India
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
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
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
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
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
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 UL ABIDEEN KHANZADA
Review from Google
5.0★
ZAIN UL ABIDEEN 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
SecondsEdge turns ideas into real, working software without the usual delays. We take rough concepts, shape them into clear scope, and move straight into build. No long discovery phases. No endless revisions. Just focused execution and fast delivery. From prototypes to full MVPs, we build what matters first...
Top Services:
Mobile App Development
Software Development
AI Development
Blockchain
Show more
Location
Milton, Australia
Number of Employees
Under 49
Average Hourly Rate
$30/hr
Minimal Budget
Under $1,000
SecondsEdge Services
Mobile App Development
Software Development
AI Development
Blockchain
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Hastree Technologies helps startups and businesses build practical digital products with AI integration, mobile app development, and custom web development. We develop apps for iOS, Android, macOS, watchOS, tvOS, and the web, from MVPs to full-scale production systems. Our team focuses on clean engineering...
Top Services:
Software Development
Mobile App Development
AI Development
Web Development
HR Outsourcing
Show more
Location
Noida, India
Number of Employees
Under 49
Average Hourly Rate
$20/hr
Minimal Budget
Under $1,000
Hastree Technologies Pvt Ltd Services
Software Development
Mobile App Development
AI Development
Web Development
HR Outsourcing
SEO
UI/UX Design
VR/AR
IoT
Blockchain
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Great experience working with the team at Hastree. They have strong technical expertise and delivered a smooth, reliable product. I was especially impressed with how they incorporated AI-driven features that made the app smarter and more efficient. Communication was clear, timelines were managed well, and the overall quality exceeded expectations. Highly recommended!
Mumta Chambers
Review from Google
5.0★
Mumta Chambers's Review Sourced from Google
Had a really good experience working with this team on our medical app. They paid close attention to security and made sure everything aligned with HIPAA compliance, which was critical for us. The team was easy to communicate with, quick to respond, and handled feedback well throughout the process. Their experience in healthcare projects really shows in the way they approach things. Solid execution and a smooth overall collaboration.
BHUMI SHARMA
Review from Google
5.0★
BHUMI SHARMA's Review Sourced from Google
Hastree Technologies is a great company to work with. The team is supportive and the work environment is very supportive. It provides good opportunities to learn and grow professionally.
Reviews verified by DesignRush and sourced from the agency's profile
View All Reviews
Kriti Digital Solutions is one of the best software company in Agra. We provide reliable and innovative custom web & app development services for startups, small businesses, and enterprises...
Top Services:
IT Services
Software Development
Staff Augmentation
Digital Marketing
Mobile App Development
Show more
Location
Agra, India
Number of Employees
Under 49
Average Hourly Rate
$50/hr
Minimal Budget
Under $1,000
Portfolios Count
1 Project Listed
Kriti Digital Solutions Services
IT Services
Software Development
Staff Augmentation
Digital Marketing
Mobile App Development
Web Development
UI/UX Design
AI Development
Cloud Consulting
Blockchain
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
B X Dry Cleaners
CSSGI
Swadha Hospital
Honlaris Wellness
Awadh Diagnostic
Jupiter Cannabis
Siama Skincare
New Spring IVF
Mission Good Life
Looks Hair & Skin Clinic
Data sourced from the agency's DesignRush profile
Kriti Digital Solutions Reviews & Testimonials
Vanshika Agarwal
Review from Google
5.0★
Vanshika Agarwal's Review Sourced from Google
Amazing experience with Kriti Digital Solutions! They developed a high-quality app for my brand with a super clean design and great speed. The entire team is cooperative, knowledgeable, and always ready to help. If anyone wants a professional app without any headache, this is the right place. Thanks for the great service guys!
Manvendra Singh
Review from Google
5.0★
Manvendra Singh's Review Sourced from Google
Very professional app development company. Team Kriti Digital Solutions handles projects very seriously. Mere business app ki requirement thodi complex thi, but unki technical team ne sab kuch smoothly handle kiya. Response time bahut fast hai aur launch ke baad ka post-deployment support bhi kaafi accha hai. Strongly recommended for any startup or business looking for a reliable tech partner
Financial Accounting
Review from Google
5.0★
Financial Accounting's Review Sourced from Google
Their team was very professional, cooperative, and quick to respond to every requirement. They created a clean, modern, and mobile-friendly website exactly as I wanted. The entire process was smooth, and the final result exceeded my expectations. Highly recommended for anyone looking for quality web development company.
Reviews verified by DesignRush and sourced from the agency's profile
View All Reviews
NavikX is a consulting-led software and digital systems company building custom solutions for startups, SaaS platforms, and growing businesses globally. We specialize in custom software development, AI integration, automation systems, mobile apps, IoT platforms, CRM/ERP tools, Websites...
Top Services:
Software Development
Mobile App Development
AI Development
IoT
Wearables
Show more
Location
Noida, India
Number of Employees
Under 49
Average Hourly Rate
$25/hr
Minimal Budget
Under $1,000
NavikX Technologies Private Limited Services
Software Development
Mobile App Development
AI Development
IoT
Wearables
Blockchain
Web Development
WordPress Website Design
eCommerce Development
Product Design
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Go Shift Packers And Movers's Review Sourced from Google
Very Fantastic experience working with this developer! They took the time to truly understand the project requirements and didn't just build what was asked—they actively suggested great new ideas that made the final application even better. Highly recommended!
Pill Dispenser
Review from Google
5.0★
Pill Dispenser's Review Sourced from Google
Karan has demonstrated strong capabilities in planning and developing the complete solution for our requirements. He successfully worked across multiple applications and handled the cloud setup for the system. We appreciate his dedication and are satisfied with the quality of his work.
Mohabir Photography
Review from Google
5.0★
Mohabir Photography's Review Sourced from Google
Karan K. is an exceptional founder who goes beyond expectations. His commitment to customer success is not just about profit; truly, he stands out. He is reliable, professional, and highly trustworthy. I highly recommend his work.
Reviews verified by DesignRush and sourced from the agency's profile
View All Reviews
Smart contract development and auditing: Writing self-executing code and reviewing it to prevent bugs, exploits, or costly failures Â
dApp development: Building decentralized apps that run on blockchain networks instead of centralized servers Â
Token development and NFT platforms: Creating digital tokens, cryptocurrencies, and marketplaces for trading assets Â
Blockchain integration: Connecting blockchain with existing systems like web apps, enterprise software, or cloud platforms Â
Private and enterprise blockchain solutions: Setting up custom networks for businesses that need control, privacy, and scalability Â
Blockchain consulting: Advising on use cases, architecture, and whether blockchain is the right fit Â
Wallet development: Building secure wallets for storing and managing digital assets Â
Maintenance and support: Monitoring performance, fixing issues, and updating systems after launchÂ
What platforms do blockchain developers use?
Blockchain development firms use a mix of public networks, enterprise platforms, and developer tools to build, deploy, and manage blockchain solutions. They choose platforms based on speed, cost, scalability, and whether the project needs a public or private network.Â
Key platforms and networks:Â
Ethereum: The most widely used platform for smart contracts and decentralized applications Â
Solana: Built for high speed and low fees, often used for scalable dApps and marketplaces Â
Avalanche: A flexible platform that supports custom blockchain networks and fast transaction finality Â
Hyperledger Fabric: Designed for private, permissioned systems used by enterprises Â
Corda (R3): Common in finance and regulated industries where data privacy is critical Â
IBM Blockchain: Enterprise-grade solution built on Hyperledger for secure business use cases Â
Development tools and infrastructure that blockchain development agencies use:Â
Node providers (e.g., Alchemy, Infura, QuickNode): Give developers access to blockchain networks without running their own nodes Â
Smart contract tools (e.g., Remix IDE): Used to write, test, and deploy contract code Â
Frameworks and CLIs (e.g., Ignite CLI): Help set up and manage blockchain projects fasterÂ
How much do blockchain companies charge for their services?
Simple solutions: 1 to 2 months Basic wallets or simple smart contract apps Â
Mid-level projects: 2 to 4 months dApps with integrations and user functionality Â
Complex systems: 4 to 9+ months DeFi platforms, marketplaces, or enterprise solutions Â
Blockchain development agencies build products in stages, and each is adding time:Â
Planning and requirements: 1 to 2 weeks Â
Architecture and design: 2 to 4 weeks Â
Development: 1 to 6 months Â
Testing and QA: 2 to 4 weeks Â
Deployment: 1 to 2 weeksÂ
Factors that affect the timeline include scope and feature set, choice of blockchain platform, team experience, and whether you build from scratch or use existing tools.
What is the difference between public and private blockchains?
Public blockchains are open to anyone, while private blockchains are restricted to approved users and controlled by an organization.Â
You can see the main differences in the following table:Â
Feature
Public blockchain
Private blockchain
Access
Anyone can join
Permission required
Control
Decentralized
Controlled by one entity or group
Transparency
Fully transparent
Limited visibility
Speed
Slower
Faster
Cost
Higher (transaction fees)
Lower
Security
High through decentralization
High, but depends on governance
Use cases
Crypto, DeFi, NFTs
Enterprise systems, internal operations
How do blockchain development agencies ensure security?
Blockchain development firms ensure security by combining secure coding, testing, and continuous monitoring to prevent vulnerabilities and protect data and transactions.Â
Key security practices include:Â
Smart contract audits: Reviewing code to detect bugs, exploits, and logic flaws before deployment Â
Secure development practices: Using proven frameworks, code standards, and peer reviews Â
Encryption and key management: Protecting data with cryptography and secure storage of private keys Â
Testing and simulation: Running stress tests and attack scenarios to identify weaknesses Â
Access control: Limiting permissions and enforcing authentication for users and systems Â
Ongoing monitoring: Tracking activity, detecting threats, and applying updates or patches quickly Â
Security is built into every stage, not added after deployment.Â