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Build Smart. Scale Fast. Powered by AI

We build, modernize, and scale award-winning digital solutions across Web, Mobile, Cloud, AI/GenAI, Data & Emerging Technologies.

BSE-Listed • 1000+ Experts • 50+ Technologies • 250+ Global Clients • 50+ Awards • ISO 27001 & SOC II Certified

Global Track Record: Trusted by Cinepolis, Consumer Reports, BD, BASF, DPD, Savills, Veolia and many more.

What We Do

AI & Data
GenAI (RAG, AI Agents, Copilots), LLM Engineering, Intelligent Automation, Data Platforms & Analytics

  • Min project size
    $5,000+
  • Hourly rate
    $25 - $49 / hr
  • Employees
    250 - 999
  • Locations
    Kolkata, India
  • Year founded
    Founded 2012
  • Languages
  • Timezones

5 Languages that we service

  • English
  • Spanish
  • Bengali
  • Hindi
  • Arabic

13 Timezones that we service

ACT
Australia Central Time (ACT)
AET
Australia Eastern Time (AET)
CET
Central European Time (CET)
CST
Central Standard Time (CST)
EST
Eastern Standard Time (EST)
EET
Eastern European Time (EET)
GMT
Greenwich Mean Time (GMT)
IST
India Standard Time (IST)
MET
Middle East Time (MET)
MST
Mountain Standard Time (MST)
NST
New Zealand Standard Time (NST)
PST
Pacific Standard Time (PST)
UTC
Universal Coordinated Time (UTC)

2 Locations

  • Kolkata , India
  • Gurugram , India

No have been added yet...

    Pricing Snapshot

    Min. project size $5,000+
    Avg. hourly rate $25 - $49 /hr
    Rating for cost 4.8 /5

    What Clients Have Said

    Capital Numbers is recognized for providing good value for cost, with competitive pricing and quality deliverables across various projects. Clients noted their responsiveness and effective communication, often emphasizing the overall satisfaction with project outcomes. Specific costs weren't consistently detailed, but many clients highlighted positive ROI.

    This summary is based on verified Clutch reviews.

    Most Common Project Size

    < $10,000 based on 184 reviews
    < $10,000 $10,000 - $49,999 $50,000 - $199,999 > $200,000

    Select a service to see pricing information

    Capital Numbers Review Insights

    Overall Review Rating

    4.8
    • Quality 4.8
    • Schedule 4.7
    • Cost 4.8
    • Willing to Refer 4.8

    Top Mentions

    Review Highlights

    • Innovative Problem Solving

      Capital Numbers is recognized for their innovative approach to problem-solving, offering creative solutions to complex challenges. Their ability to think outside the box has been a significant asset in delivering successful projects.

    • Challenges with Time Zone Differences

      Some clients have experienced challenges due to time zone differences, which occasionally affected communication and project timelines. However, Capital Numbers has been flexible in accommodating client schedules to mitigate these issues.

    • Positive Impact on Client Business Growth

      Many clients have reported significant business growth and improved operational efficiency as a result of the solutions provided by Capital Numbers. Their work has contributed to increased traffic, better user engagement, and enhanced business processes.

    • Expertise in Web Development

      Capital Numbers is highly praised for their proficiency in developing custom websites and applications across various platforms. Clients from industries like real estate, healthcare, and education have benefited from their tailored solutions that cater to specific business needs. Their ability to integrate complex functionalities such as payment systems and user-friendly interfaces has been notably effective.

    • Strong Project Management

      The team at Capital Numbers is commended for their excellent project management skills. They utilize tools like Teamwork and ProofHub to ensure clear communication and timely updates. Clients appreciate their responsiveness and the ability to manage projects efficiently, often meeting or exceeding deadlines.

    • Effective Communication

      Capital Numbers is praised for their effective communication strategies, including regular updates and prompt responses. This has been a key factor in maintaining smooth workflows and ensuring client satisfaction throughout the project lifecycle.

    Capital Numbers Reviews

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    Logo Design & Web Development for Pharmaceutical R&D Platform

    • Logo Web Design Web Development
    • Confidential
    • Sep. 2023 - June 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "I felt like I could trust the Capital Numbers team."

    Jun 30, 2024
    Sr. UI/UX Designer, Scieline
    Erika Galili
    • Information technology
    • Israel
    • 11-50 Employees
    • Online Review

    Capital Numbers designed and developed a website for a Pharmaceutical R&D platform. The team was also responsible for designing a brand book and company logo.

    Web Development for Media Company

    • Web Development
    • Confidential
    • Jan. - Apr. 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Their team produced a great website and was very helpful."

    Jun 18, 2024
    Managing Director, Media Company
    Anonymous
    Verified
    • Media
    • Sheridan, Wyoming
    • 1-10 Employees
    • Online Review
    • Verified

    Capital Numbers built a WordPress website for a media company. The team was responsible for adding pop-ups, connecting the site to ActiveCampaign, and ensuring the website was mobile-friendly. 

    Custom Software Development for B2B Gaming Provider

    • DevOps Managed Services Web Development
    • Confidential
    • Jan. 2021 - June 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They delivered all their work on time and took great care in their performance."

    Jun 7, 2024
    CEO, 20SHOTS
    Jacob Kalms
    Verified
    • Gambling
    • City of London, England
    • 11-50 Employees
    • Online Review
    • Verified

    A B2B gaming provider hired Capital Numbers for custom software development services. The team was responsible for providing DevOps and front- and backend developers to manage the client's AWS environment. 

    Web Dev for Social Enterprise Consultancy

    • Web Development
    • Less than $10,000
    • June 2024
    4.5
    Quality
    5.0
    Schedule
    4.5
    Cost
    5.0
    Willing to Refer
    4.5

    "Their web development team is very competent."

    May 17, 2024
    Head of Tech, Global Ventures LTD
    Mustafa Tubaileh
    Verified
    • Other industries
    • United Arab Emirates
    • 11-50 Employees
    • Online Review
    • Verified

    Capital Numbers provided web development services for a social enterprise consultancy. The team assisted the client in resolving technical issues related to two of their projects.

    Web & Mobile App Dev for Energy Solutions Company

    • Custom Software Development Mobile App Development Web Development
    • $10,000 to $49,999
    • Apr. 2023 - Jan. 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Srijeeb ensured that all our requirements were properly collected and handled by the developers."

    Apr 4, 2024
    CTO, Energy Solutions Company
    Anonymous
    • Energy & natural resources
    • City of London, England
    • 1-10 Employees
    • Online Review

    Capital Numbers worked with an energy solutions company to develop a mobile app and a website from scratch. The project included custom software development.

    Web Development for Telehealth Platform

    • Web Development
    • $10,000 to $49,999
    • Aug. 2023 - Mar. 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Any emailed questions were answered within 24 hours."

    Apr 3, 2024
    Operations Manager, Immediate Providers
    Anonymous
    • Other industries
    • Houston, Texas
    • 1-10 Employees
    • Online Review

    Capital Numbers created a new frontend and made some backend changes for a telehealth platform.

    Website Maintenance & Support for Management Consulting Co

    • Application Management & Support Web Development
    • Confidential
    • Mar. 2022 - Feb. 2024
    4.5
    Quality
    4.5
    Schedule
    4.5
    Cost
    5.0
    Willing to Refer
    5.0

    "It was comforting to be able to reach out directly to the developers who were assigned to our project."

    Apr 3, 2024
    Corporate Strategy - Web Tech Mgr, Management Consulting Co
    Anonymous
    Verified
    • Other industries
    • El Segundo, California
    • 201-500 Employees
    • Online Review
    • Verified

    Capital Numbers provided website maintenance and support to a management consulting firm. They regularly maintained and optimized the performance of the client's two corporate websites.

    WordPress Web Development for Boiler Repair Company

    • Web Development
    • Less than $10,000
    • July 2023 - Mar. 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    4.0
    Willing to Refer
    5.0

    "They implemented what I asked for and were great to work with."

    Mar 21, 2024
    Founder, We Service Boilers Ltd
    Sanjay Dhinsa
    • Other industries
    • United Kingdom
    • 1-10 Employees
    • Online Review

    A boiler repair company hired Capital Numbers to develop a WordPress website for booking services. The team built the site based on the client's designs.

    Website Development for Telehealth Company

    • Web Development
    • $10,000 to $49,999
    • Jan. - Mar. 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    4.5
    Willing to Refer
    5.0

    "I highly recommend Capital Numbers and look forward to having more projects with them in the future."

    Mar 20, 2024
    CEO, Better Health Managment
    Janelle Solomon
    Verified
    • Medical
    • New York City, New York
    • 11-50 Employees
    • Online Review
    • Verified

    Capital Numbers developed a website for a telehealth company. The team built a telemedicine platform.

    Frontend Development for Cryptocurrency Trading Platform

    • Custom Software Development
    • $50,000 to $199,999
    • Dec. 2022 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "From start to finish, their professionalism and dedication to customer satisfaction were evident."

    Mar 18, 2024
    Founder, Reflection.Trading
    Peter Spiro
    Verified
    • Other industries
    • Chappaqua, New York
    • 1-10 Employees
    • Online Review
    • Verified

    Capital Numbers provides frontend software development for a cryptocurrency trading platform. The team has worked on the frontend of the client's software.

    Our Story

    Founded in 2012, Capital Numbers was built to bridge the gap between business ambition and complex technology. We simplify digital transformation with a client-first approach, innovation at the core, and enterprise-grade security. Led by a decade-strong leadership team, we build lasting partnerships and deliver measurable outcomes. Beyond business, we are committed to creating impact through initiatives in food, health, and education.

    Clutch verification provides an additional layer of data to help you make the right purchasing decision of business services.

    Learn More
    Verified Client Reviews
    183
    Overall Review Rating
    4.8
    Source
    Clutch
    Last Updated
    March 17, 2026

    Business Entity

    Business Entity Name CAPITALNUMBERS INFOTECH PRIVATE LIMITED
    Source Government of India Ministry of Corporate Affairs
    Jurisdiction of Formation India
    Date of Formation July 10, 2012
    Status Active
    Last Updated February 20, 2022
    ID U72200WB2012PTC183599

    Credit Report Results

    International Credit Risk Assessment Moderate Risk
    Source Creditsafe
    Last Updated January 1, 2022
    Learn More About The Clutch Verification Process

    Locations (2)

    Mani Casadona, Unit No 8E4, Action Area #2 F, New Town, Kolkata 700156, West Bengal, India KolkataIndia 700160

    501 - 750

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