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Your trusted software development partner

Diffco is a San Francisco-based company specializing in AI, custom software development, and staffing services. With more than 17 years of expertise in creating dependable solutions for mobile, web, and AI applications, it is committed to driving and supporting the growth of your business.

 

Why Diffco?


For your project development:

  • Min project size
    $25,000+
  • Hourly rate
    $50 - $99 / hr
  • Employees
    50 - 249
  • Locations
    San Jose, CA
  • Year founded
    Founded 2008
  • Languages
  • Timezones

1 Language that we service

  • English

4 Timezones that we service

CST
Central Standard Time (CST)
EST
Eastern Standard Time (EST)
MST
Mountain Standard Time (MST)
PST
Pacific Standard Time (PST)

1 Locations

  • San Jose , CA

No have been added yet...

    Pricing Snapshot

    Min. project size $25,000+
    Avg. hourly rate $50 - $99 /hr
    Rating for cost 4.9 /5

    What Clients Have Said

    Diffco offers good value for cost, with projects delivered on time and within budget. Clients appreciate their responsiveness and ability to align with project goals. While specific costs are not detailed, feedback indicates a strong culture fit and satisfaction with the quality of work provided.

    This summary is based on verified Clutch reviews.

    Most Common Project Size

    $50,000 - $199,999 based on 28 reviews
    < $49,999 $50,000 - $199,999 $200,000 - $999,999 > $1,000,000

    Select a service to see pricing information

    Diffco Review Insights

    Overall Review Rating

    5.0
    • Quality 5.0
    • Schedule 4.9
    • Cost 4.9
    • Willing to Refer 5.0

    Top Mentions

    Review Highlights

    • Innovative and Adaptive Solutions

      Diffco is recognized for their innovation and ability to adapt solutions to client needs. They are proactive in providing creative ideas and suggestions to enhance project outcomes.

    • High Ratings and Referrals

      Many clients were drawn to Diffco due to their high ratings and positive referrals, reflecting a strong reputation in the industry.

    • Areas for Improvement in Openness to Suggestions

      While Diffco is highly praised, one client suggested that being more open to exploring client suggestions could enhance their service, indicating a potential area for growth in flexibility.

    • Strong Technical Expertise

      Clients consistently praise Diffco for their deep technical knowledge and expertise in mobile app development, backend systems, and AI integration. Their ability to offer the best solutions for each development stage is frequently highlighted.

    • Efficient Project Management

      Diffco is commended for their proactive project management style, delivering projects on time and within budget. Clients appreciate their responsiveness and efficient handling of project timelines and milestones.

    • Excellent Communication

      Clients value Diffco's clear and consistent communication throughout projects. Regular meetings, updates, and a transparent process contribute to a seamless collaboration experience.

    Diffco Reviews

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    Staff Augmentation & Recruiting for Startup Consulting Co

    • IT Staff Augmentation Recruiting
    • Confidential
    • Feb. 2024 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Diffco's project management is excellent."

    Jun 3, 2024
    CEO, Palo Alto Consulting
    Daria Kuk
    • Other industries
    • Sunnyvale, California
    • 11-50 Employees
    • Online Review

    Diffco provides recruiting and staff augmentation services for a startup consulting company. The team recruits professionals for the client's customers' startups to assist with software development projects.

    Recruiting Services for Digital Design Company

    • Recruiting
    • $50,000 to $199,999
    • Aug. 2023 - Jan. 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Their responsiveness to our needs was impressive."

    Apr 30, 2024
    CEO, Digital Design Company
    Anonymous
    Verified
    • Other industries
    • Petah Tiqva, Israel
    • 11-50 Employees
    • Online Review
    • Verified

    Diffco managed the hiring process for a digital design company. This included selecting and evaluating candidates and setting up interviews.

    Custom Mobile App Development for Restaurant Chain

    • Mobile App Development
    • $50,000 to $199,999
    • July - Oct. 2023
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "I was impressed with their ability to tailor the solution precisely to our needs while delivering on time."

    Apr 10, 2024
    COO, Restaurant Chain
    Anonymous
    Verified
    • Food & Beverage
    • Palo Alto, California
    • 11-50 Employees
    • Online Review
    • Verified

    A restaurant chain tapped Diffco for mobile app development support. The team built a custom delivery app to help improve the client's customer service.

    Staff Augmentation Services for B2B SaaS Data Platform

    • Custom Software Development IT Staff Augmentation UX/UI Design
    • $200,000 to $999,999
    • Feb. - Dec. 2023
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "The most impressive part was the fast speed and the quality of the candidates they provided."

    Apr 4, 2024
    Group Marketing Manager, B2B SaaS Data Platform
    Anonymous
    Verified
    • Other industries
    • Los Angeles, California
    • 11-50 Employees
    • Online Review
    • Verified

    Diffco provided staff augmentation services for a B2B SaaS data platform. The team provided UI/UX design and CMS development support, allowing the client to start and launch their project on time.

    UI/UX Design, Web & Mobile App Dev for Bar Software Company

    • Mobile App Development UX/UI Design Web Development
    • $50,000 to $199,999
    • May 2023 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    4.5
    Cost
    5.0
    Willing to Refer
    5.0
    "Their unique ideas and willingness to help are impressive."
    Dec 27, 2023
    Founder, TabsApp, Inc
    Christopher Villamarin
    Verified
    • Other industries
    • Boston, Massachusetts
    • 1-10 Employees
    • Online Review
    • Verified

    Diffco provides UI/UX design and web and mobile app development for a bar software company. The team has designed a platform's UI/UX, built a prototype for investors, and developed mobile and web platforms.

    Mobile App Development for Software Company

    • Custom Software Development Mobile App Development
    • $50,000 to $199,999
    • Nov. 2022 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0
    "We love working with them and will continue to do so."
    Nov 3, 2023
    Co-Founder, Software Company
    Anonymous
    Verified
    • Other industries
    • New York City, New York
    • 1-10 Employees
    • Online Review
    • Verified

    Diffco has helped a software company develop a mobile application. The team has built the front- and backend of the app, as well as the admin panel.

    Mobile App Dev for Social Media Platform

    • Mobile App Development
    • Confidential
    • Nov. 2022 - Apr. 2023
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "We are totally satisfied with the service provided."

    Jul 2, 2023
    Co-Founder, Social Media Platform
    Anonymous
    • Other industries
    • Manhattan, New York
    • 1-10 Employees
    • Online Review

    Diffco designed and developed an iOS app for a social media platform. They developed wireframes, outlined the app's structure, and built it from scratch.

    Custom Software Dev for Blockchain Company

    • Blockchain Custom Software Development Web Development
    • $200,000 to $999,999
    • Oct. 2022 - Mar. 2023
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "The team paid close attention to details and ensured that the final product not only worked well but also looked good."

    May 15, 2023
    Executive, Simiotics Inc.
    Anonymous
    • Other industries
    • Palo Alto, California
    • 11-50 Employees
    • Online Review

    Diffco provided software development services for a blockchain company. They developed the backend and integration of a fintech product with integrated cryptocurrency features.

    Development Services for Executive Programs Company

    • AI Development Custom Software Development
    • $200,000 to $999,999
    • Jan. 2019 - Feb. 2023
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Their communication skills and time management were impressive." 

    Apr 28, 2023
    CIO, Globalize
    Pavel Shpin
    Verified
    • Other industries
    • Menlo Park, California
    • 1-10 Employees
    • Online Review
    • Verified

    An executive programs company hired Diffco to strengthen their brand reputation and sustain long-term success. To do that, the team served as the client's vendor for computer vision and OCR services. 

    Web App for Investment Management Company

    • Custom Software Development Mobile App Development Web Development
    • Confidential
    • Feb. 2022 - Jan. 2023
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Their flexibility in accommodating our needs was highly appreciated."

    Apr 12, 2023
    Manager, Investment Management Company
    Anonymous
    Verified
    • Financial services
    • San Francisco, California
    • Online Review
    • Verified

    Diffco developed a web app for an investment management company. The app was designed to collect information to create performance reports that customers can use on their investment portfolios.

    Showing 21-30 of 31 Reviews

    Meet the Team

    Vadim Peskov

    Vadim PeskovCEO

    Vadim Peskov is the CEO and Co-Founder of Diffco, Advisor at Alchemist Accelerator and numerous startups. He is an expert and speaker who combines years of experience in AI-enhanced applications, Cybersecurity, VC and product design.

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

    Learn More
    Verified Client Reviews
    27
    Overall Review Rating
    5
    Source
    Clutch
    Last Updated
    December 8, 2025

    Business Entity

    Business Entity Name Diffco US, Inc.
    Source California Secretary of State
    Jurisdiction of Formation California
    Date of Formation January 27, 2015
    Status Active
    Last Updated February 26, 2025
    ID 3749327

    Credit Report Results

    International Credit Risk Assessment Low Risk
    Source Creditsafe
    Last Updated February 26, 2025
    Learn More About The Clutch Verification Process

    Locations (1)

    333 W San Carlos St #600 San JoseCA, United States 95110

    21 - 30

    Contact Diffco

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