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Diffco

Premier Verified

Your Trusted Software Development Partner

5.0
10 Reviews
Min. Project $25,000+
Hourly Rate $50 - $99 / hr
Employees 11-50
Locations San Jose, CA
Founded 2008
Languages English
About

Your Trusted Software Development Partner

Diffco builds custom software & AI-driven solutions for businesses that are looking to scale digital products. Based in San Francisco, the team brings over 17 years of experience in developing mobile, web, and AI applications that are tailored to real business needs. They support companies through software development and staffing... Read More

"Everything was great."

Service Mix
Pricing

Pricing Snapshot

Min. Project $25,000+
Avg. Hourly $50 - $99 / hr
Cost Rating 4.9/5

What Clients Have Said

"Overall, the collaboration was excellent."

Projects

Most Common Project Size

$10,000 – $200,000

Based on 10 reviews

Compare

Where Diffco Competes

Diffco is listed in 5 categories on 10Firms. Browse each category to see how it ranks against other verified providers, or view its packages and pricing.

Reviews

Diffco Client Reviews

Custom E-Learning Platform for Coaching & Consulting Company

Aug 06, 2026
The Project
Custom Software Development
$200,000 to $999,999
Jan. - Mar. 2023
Project Summary

A coaching and consulting company hired Diffco to build a custom e-learning platform for learners. The team also revamped the client's website and onboarding platform.

The Review

"The quality of their service is world-class."

Feedback Summary

Diffco did a great job. They delivered everything successfully and met the client's requirements. Their resources also had great communication and management skills. Moreover, their entrepreneurial mindset allowed them to fill gaps and provide valuable suggestions to improve the project's outcome.

5
Quality 5
Schedule 5
Cost 5
Use of AI 5
Willing to Refer 5
D
The Reviewer

Don Markland

CEO at Accountability Now

Website Redesign & Branding for Software Dev Company

Aug 06, 2026
The Project
Branding
$50,000 to $199,999
May 2020 - Ongoing
Project Summary

Diffco has revamped a software development company's website and branding. They've built a Zendesk-based platform, set up AWS infrastructure for it, and created a custom help center for clients.

The Review

"The quality and consistency of the team make Diffco stand out over other vendors."

Feedback Summary

The website built by Diffco has received a lot of positive feedback from both internal and external users. The number of viewers and leads has also increased, and the client finds it easier to release new website updates and add more features to support their product and marketing activities.

5
Quality 5
Schedule 4
Cost 4
Use of AI 5
Willing to Refer 5
A
The Reviewer

Anonymous

Executive at FlashGrid

iOS Mobile App Dev & Backend Dev for Vet Platform

Aug 06, 2026
The Project
Mobile App Development
$50,000 to $199,999
Jan. 2016 - Aug. 2017
Project Summary

Diffco built two iOS mobile apps for a pet healthcare platform, for vets and pets parents. Its features include examination forms, reminders, and more. They also developed the client's backend.

The Review

"Their extensive technical knowledge and expertise in mobile app development were very impressive."

Feedback Summary

Within three months, Diffco finished the client's MVP apps. They were communicative and had a good relationship with the internal team. The client liked that they suggested excellent solutions for all development stages, leading to a fruitful engagement.

5
Quality 5
Schedule 5
Cost 5
Use of AI 5
Willing to Refer 5
R
The Reviewer

Ruslana Golunova

Account Director at Phew! Inc

Community Online Platform for Aviation Tech Company

Aug 06, 2026
The Project
Custom Software Development
$10,000 to $49,999
Dec. 2015 - Sep. 2017
Project Summary

Diffco created an online platform for an aviation tech company. The team developed the web-based application, ERP, and backend. This solution allows end-users to book, schedule, pay, and more.

The Review

"We were impressed by their market knowledge and product development skills."

Feedback Summary

Diffco successfully crafted all the client's deliverables. In the end, they were able to produce a platform that works perfectly. They were responsive and contributed many insights to enhance the company's product.

5
Quality 5
Schedule 5
Cost 5
Use of AI 5
Willing to Refer 5
A
The Reviewer

Anonymous

Marketing Director at Aviation Company

Mobile App Development for Law Enforcer Mobile Ecosystem

Aug 06, 2026
The Project
Mobile App Development
$50,000 to $199,999
Feb. 2016 - Ongoing
Project Summary

A mobile eco-system for law enforcement partnered with Diffco in order to develop several mobile apps including a field sobriety test, a field investigation card, and pill detection test.

The Review

"While working with Diffco, I felt like they were a part of our own team."

Feedback Summary

The Diffco team successfully launched the apps and is currently doing a pilot launch for one of their major clients. Feedback on the apps from users has been consistently positive and they make up a comprehensive package that they offer to clients.

5
Quality 5
Schedule 5
Cost 5
Use of AI 5
Willing to Refer 5
D
The Reviewer

Dimitri Popov

Co-Founder at L.E. Solutions

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