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Diffco builds and improves enterprise applications to help scale your business, offering expert design, development, and support services.
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Top App Developers in California

Project approaches
Mobile-only
Our team can independently develop and maintain your iOS and Android mobile applications, or we can collaborate with your team on a joint development effort.
Mobile + backend
When you need to develop a backend solution to support your mobile app, our backend team provides everything you need.
Management or admin panel
We design and develop user-friendly admin panels for mobile and web applications. We deploy UI solutions that are reliable and easy to support and extend.
SDKs
We are fluent in the software development kits (SDKs) and libraries of multiple platforms.
Backend-only
Our team can code the processes that drive your business, accounting, and marketing functions.
Web
If you need a web application, our front-end team will help you achieve your goals.
APIs
We can integrate virtually any third-party technology by using application programming interfaces (APIs).
Integrations
Our team has a wealth of experience integrating third-party technologies, products, and much more:
Payment platforms
PayPal, Stripe, Square, and Authorize.net
CRM systems
Salesforce, Hubspot, Pipedrive and Zoho
Help desks
Zendesk and Freshdesk
Communication APIs
Twilio, Sendgrid, and Mailchimp
Navigation and AI SDKs
Google and Apple
Our engineers developed products for
Project Stages and Flow
Based on your project stage, we will design the most effective plan to achieve your objectives. Our mission is to release a version of your application—within your timeframe and budget—that your clients will love.
Initial stage
To efficiently plan and run your project, we start with discovery. In this four-step stage, we collaborate with you to align functionality, prioritize business goals, coordinate strategy, and prototype future products. During discovery, we also define your deadlines and budget.
Design stage
After your wireframes are developed, our design team starts to design your application style (“look and feel”). In this stage, we provide you with a full set of UI screens to use for further development.
Development stage
The product development stage typically evolves across multiple releases, including a minimum viable product (MVP) for the earliest possible release. We use an Agile development process with 1-2 week sprints, aimed at releasing the MVP release within 2-3 months.
Ongoing development, support, and maintenance stage
After releasing the MVP, our team performs new sprints to speed new releases with additional functionality. And we always support and maintain the latest version of the launched app.
Initial stage
In Diffco’s project flow, the critical initial stage includes four segments.
PRD (Documentation)
The PRD is a comprehensive specification and plan to guide product creation, that describes the associated logic and technical requirements.
Wireframes
We develop a dynamic prototype showing all application screens and user flows that you can test with project teams, alpha users or demonstrate to your investors and business partners.
R&D
Depending on your goal, we provide deep technical research and development, extensive testing of an existing solution, or ideation of a new solution.
Product strategy
If you are in the early stages of development, our team will brainstorm with you on product vision, functionality, define the solution scope and logic, develop a wireframe, plan the next stages of development, and schedule releases.
Q: Already have a PRD, wireframe, or initial design?
A: That’s great. Our design and engineering team will analyze your project to determine the remaining scope of work and suggest a vision for the next stages of development.
Development Formats and Billing
Time & Materials
The best software requires flexible thinking, tweaks to requirements, and shifts in scope. With the T&M approach you won’t overpay for risk contingencies that you probably won’t need.
Read our blog for a full analysis.
Agile
Agile software development involves a series of short sprints to ensure rapid, transparent progress toward your product goals. We apply this nimble, responsive approach to incorporate your feedback, adjust priorities as needed, and ensure your approval at every step. The Agile best practice is more flexible—and less risky—than the linear Waterfall development methodology.
Our whole-solution approach
Diffco’s development team not only codes product functions. We give you our expertise and experience to help your solution succeed. We suggest ideas, build dynamically and flexibly, see you through the initial launch, and help you envision and evolve the future for your business.
Benefits of Working with Diffco
Dedicated and Experienced Teams
With Diffco, you can expect senior expert: 🧑💻Developers, 🧑🎨Designers, 👩🏽💼Project managers These teams are not only leaders in their field but are already attuned to working together. When you work with us, you can leverage this synergy to your advantage.
Streamlined Development Process
Agile project management will keep you in the loop, providing useful feedback during every iteration of your project.
Transparent Billing
You will always know what to expect and never face any surprises in the billing department. Understand your charges, both what you’re paying for and why.
Clear Communication and Detailed Reporting
From the moment we first connect to the moment we deliver exactly what you need, you’ll have all the information you need to keep your finger on the pulse of your project.
Success stories of our clients
Find out more our case studies
See more casesLet’s build something
great together.
Need other solutions?
Enterprise Development
We are an effective team of app professionals ready to take your enterprise applications to the next level. With our years of experience, we can help you build from.
Healthcare Development
Our development team deeply understands the healthcare industry, UI standards, HIPAA, and FDA requirements, which allows us to create innovative mobile.
Ai-driven software
We have years of experience in integrating industry-leading AI models and driving new AI solutions such as OpenAI GPT, Bing AI, Azure AI, and autoGPT.


























































