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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 offers competitive pricing and good value for cost, with projects ranging from under $1,000 to over $100,000. Clients appreciate their responsiveness and professionalism, though some noted delays and communication issues. Overall, they deliver quality work within budget and time constraints.

    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

    • Improvements in Site Performance

      Several reviews mention significant improvements in website performance after collaborating with Capital Numbers. This includes faster load times, better user experiences, and increased traffic, contributing to enhanced business outcomes.

    • Attention to Detail

      Capital Numbers is noted for their meticulous attention to detail. Clients appreciate the team’s thoroughness in understanding project requirements and their commitment to delivering solutions that align with client expectations.

    • Areas for Improvement: Communication on Time Zones

      While generally praised for communication, some clients noted challenges with time zone differences. Clients suggest that more proactive scheduling could further enhance collaboration across different time zones.

    • Flexibility and Adaptability

      Clients commend Capital Numbers for their flexibility and ability to adapt to changing project requirements. This adaptability has been crucial in maintaining project momentum and ensuring that client needs are met, even when facing unexpected challenges.

    • Commitment to Client Success

      Clients appreciate Capital Numbers’s commitment to ensuring their success, often going above and beyond to meet client needs. This dedication to client satisfaction is a recurring theme in many reviews.

    • Expertise in Custom Software Development

      Multiple reviews highlight Capital Numbers’s proficiency in developing custom web and software applications tailored to specific business needs. Clients from diverse industries like financial services, SaaS, and healthcare appreciated the personalized solutions that addressed unique challenges such as investment management processes, job board functionalities, and e-commerce features.

    Capital Numbers Reviews

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    Django Sites Dev for Marketing Agency

    • Web Development
    • Less than $10,000
    • Sep. - Jan. 2020
    4.5
    Quality
    4.5
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    4.5

    "They are a well-structured team and that impressed us the most."

    Oct 7, 2020
    Director of Web Services, AdsIntelligence
    Will Hershfeld
    Verified
    • Advertising & marketing
    • Millersville, Maryland
    • 11-50 Employees
    • Online Review
    • Verified

    Capital Numbers was hired to solve the development needs of a marketing agency on its five Django sites. The team worked on the platform's updates, changes, edits, and more.

    Website Dev for QA Professional Services Company

    • Web Development
    • $10,000 to $49,999
    • July - Aug. 2020
    4.5
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Their professionalism and ability to deliver impressed us."

    Sep 3, 2020
    Business Dev Manager, Quality Resource Solutions, LLC
    Joe Cassell
    Verified
    • Other industries
    • Las Vegas, Nevada
    • 11-50 Employees
    • Online Review
    • Verified

    Capital Numbers built an attractive WordPress website for a QA professional services company. The client relayed their preferences through sample pictures.

    Web Development for Leadership Coach

    • Web Development
    • Less than $10,000
    • July - Aug. 2020
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Great systems and people."

    Aug 11, 2020
    Founder, Leadership Coach
    Bernice Ang
    Verified
    • Education
    • Chicago, Illinois
    • 1-10 Employees
    • Online Review
    • Verified

    A professional leadership coach hired Capital Numbers to recreate an existing WordPress website.

    Web Development for Expert Knowledge Platform

    • Web Development
    • Less than $10,000
    • Apr. - July 2020
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They are always willing to help, even after the project was supposed to have ended ."

    Jul 30, 2020
    Head of Product, NewtonX
    Charles Douglas-Osborn
    Verified
    • Information technology
    • New York City, New York
    • 11-50 Employees
    • Online Review
    • Verified

    Capital Numbers developed a website for an expert knowledge platform. The team built and customized the WordPress site.

    Web Development for Remote Recruiter

    • Web Development
    • Less than $10,000
    • June - Aug. 2020
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Capital Numbers was knowledgeable and efficient."

    Jul 29, 2020
    Founder & CEO, RemoteReq
    Anonymous
    • Other industries
    • Austin, Texas
    • 1-10 Employees
    • Online Review

    Capital Numbers built the backend of a website for a remote work recruiter. The team was in charge of the development and acted as a partner throughout the project.

    App Dev for Online Teaching Business

    • Web Development
    • Less than $10,000
    • June - July 2020
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They were very responsive."

    Jul 20, 2020
    Owner & Teacher, Online Teaching Business
    Anonymous
    Verified
    • Education
    • San Jose, California
    • 1-10 Employees
    • Online Review
    • Verified

    Capital Numbers designed and developed an app for an online teaching business.

    Cross-Platform App Dev for Global Fertility Platform

    • Mobile App Development
    • Less than $10,000
    • June - Jan. 2020
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They were very client-focused."

    Jul 16, 2020
    Founder, Global Fertility Platform
    Alex Mutambudzi
    Verified
    • Information technology
    • United Kingdom
    • 1-10 Employees
    • Online Review
    • Verified

    Capital Numbers developed a cross-platform mobile application for a global fertility platform. They implemented a forum, enabled featured to collect patient data, and worked on privacy and security as well.

    Shopify Dev for Event Production Company

    • Web Development
    • Confidential
    • Jan. 2020 - Ongoing
    4.0
    Quality
    4.0
    Schedule
    3.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They manage themselves and don't need much input from me."

    Jul 9, 2020
    Employee, Events Company
    Amy Guion
    Verified
    • Arts, entertainment & music
    • Los Angeles, California
    • 1-10 Employees
    • Online Review
    • Verified

    Capital Numbers provided Shopify development. 

    Web & CMS Development for Electronic Manufacturing Company

    • Web Development
    • Less than $10,000
    • May - July 2020
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They are a fully committed and talented team!"

    Jul 8, 2020
    Project Manager, Hall Research
    Anonymous
    Verified
    • Other industries
    • Los Angeles, California
    • 11-50 Employees
    • Online Review
    • Verified

    Capital Numbers developed a website for an electronic manufacturing company. Additionally, the team built a custom CMS for the client.

    Development for Virtual Assistant App

    • Mobile App Development
    • Less than $10,000
    • Mar. - June 2020
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They are very effective and easy to work with."

    Jun 26, 2020
    Project Manager, SEVA
    Anonymous
    Verified
    • Information technology
    • Tucson, Arizona
    • 11-50 Employees
    • Online Review
    • Verified

    Capital Numbers provided app development services. They moved the app to a cloud-based infrastructure. 

    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
    185
    Overall Review Rating
    4.8
    Source
    Clutch
    Last Updated
    May 7, 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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