SFDIFY
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SFDIFY / Product + Technology Studio

We build software people actually use.

SFDIFY designs and builds AI products, SaaS platforms, mobile apps, websites and digital businesses.

Start a Project Explore Products
app.mycheck.co
MyCheck
Green Card
Apartment move
Newborn paperwork
Citizenship
Green Card application
12 of 19 done
✓Form I-485 signedMar 4
✓Medical exam scheduledMar 9
Upload passport photosToday
Biometrics appointmentApr 2
Employment letterApr 14
Costco
Order #48213
Stand mixer, 5qt$249.00
Cotton throw$34.99
Wireless earbuds$39.99 $29.99
▼ PRICE DROP · REFUND $10.00
Refund available$10.00
Claim refund
Brand
INPUT
Reddit
Docs
Reviews
ChatGPT
Gemini
74
VISIBILITY
Share of answers
ChatGPT81%
Perplexity72%
Gemini64%
Claude58%
Official technology partners
Meta
MetaTech Provider
Salesforce Partner
SalesforceConsulting Partner
Wix Partner Legend
WixLegend Partner
Meta Tech Provider
Salesforce Partner
Wix Partner Legend
monday.com CRM Certified
Google Cloud Partner
Microsoft Solutions Partner, Data & AI, Azure
PartnerStack Silver Certified Partner
OpenAI
Slack
Products

Products built by SFDIFY.

We build and operate our own software, which changes how we build for clients.

MyCheck
Productivity / Immigration

Stay organized through life's important processes.

Checklists, deadlines and documents for immigration, moves and family milestones, in one place.

Explore MyCheck
app.mycheck.co
MyCheck
Green Card
Apartment move
Newborn paperwork
Citizenship
Green Card application
12 of 19 done
✓Form I-485 signedMar 4
✓Medical exam scheduledMar 9
Upload passport photosToday
Biometrics appointmentApr 2
Employment letterApr 14
Yolda
Logistics / SaaS

The operating system for modern trucking.

Dispatch, live tracking and payments for small and mid-size carriers.

Explore Yolda
dispatch.yolda.app
Active loads
24
On-time
96%
Revenue · wk
$48,210
Trucks idle
3
Newark, NJ
Columbus, OH
Truck 14 · ETA 4h 20m
Dispatch
NJ → OH
Truck 14In transit
PA → NY
Truck 07Loading
GA → FL
Truck 22Delivered
CostRefund
Consumer / Savings

Get money back when prices drop.

Tracks receipts and claims price-drop refunds automatically.

Explore CostRefund
costrefund.com
Costco
Order #48213
Stand mixer, 5qt$249.00
Cotton throw$34.99
Wireless earbuds$39.99 $29.99
▼ PRICE DROP · REFUND $10.00
Refund available$10.00
Claim refund
USTAXX
Fintech / Tax

Tax and business, rebuilt digitally.

A client portal and preparer workspace for modern tax firms.

Explore USTAXX
portal.ustaxx.com
2025 Tax Return
In review
W-2 · EmployerPDF · 2 pagesUploaded
1099-NEC · ContractPDF · 1 pageUploaded
Form 8879 e-signatureActionSign now
Mortgage interest 1098—Needed
Estimated refund
$2,340
Federal$1,890
NJ state$450
Your preparer
Reviewing · replies in 1 day
Segeo
AI / Search

See how AI models talk about your brand.

Visibility analytics across ChatGPT, Gemini, Perplexity and Claude.

Explore Segeo
app.segeo.ai
Brand
INPUT
Reddit
Docs
Reviews
ChatGPT
Gemini
74
VISIBILITY
Share of answers
ChatGPT81%
Perplexity72%
Gemini64%
Claude58%
Services

What we build.

From first prototype to production systems that thousands of people rely on every day.

AI Products

Agents, copilots and search that ship to real users, with evaluation and guardrails built in from day one.

SaaS Platforms

Multi-tenant products with billing, roles, analytics and the operational tooling behind them.

Mobile Apps

iOS and Android apps that feel native and stay fast.

Web Applications

Dashboards, portals and internal tools built for daily use.

Websites

Marketing sites and commerce that load fast and convert.

Salesforce Consulting Partner

Salesforce

Sales Cloud, Service Cloud, Data Cloud and Agentforce implementations, plus custom Apex, LWC and integrations that connect Salesforce to the rest of your stack.

See Salesforce capabilities
Sales Cloud
Data Cloud
Agentforce
Your stack
Work

Selected work.

Project 01 · Website / Commerce

Shahirizada Fresh Market

View Case Study
shahirizadamarket.com
Shahirizada Fresh Market
ProduceBakeryHalal meatPantry
Cart · 3
Fresh this week
Same-day pickup in Fremont
Shop produce
Persian cucumbers
$2.49 / lb
Barbari bread
$3.99
Saffron, 1g
$12.00
Lamb shoulder
$9.99 / lb
dispatch.yolda.app
Active loads
24
On-time
96%
Revenue · wk
$48,210
Trucks idle
3
Newark, NJ
Columbus, OH
Truck 14 · ETA 4h 20m
Dispatch
NJ → OH
Truck 14In transit
PA → NY
Truck 07Loading
GA → FL
Truck 22Delivered
Project 02 · SaaS / Logistics

Yolda dispatch platform

Dispatch, live tracking and driver payments for small carriers, built and operated by SFDIFY.

View Case Study
Project 03 · Platform / Fintech

USTAXX client portal

Secure document exchange, e-signatures and status tracking for a modern tax practice.

View Case Study
portal.ustaxx.com
2025 Tax Return
In review
W-2 · EmployerPDF · 2 pagesUploaded
1099-NEC · ContractPDF · 1 pageUploaded
Form 8879 e-signatureActionSign now
Mortgage interest 1098—Needed
Estimated refund
$2,340
Federal$1,890
NJ state$450
Your preparer
Reviewing · replies in 1 day
Blog

Ideas from building products.

All articles
FeaturedProduct · 8 min

How We Build Products People Actually Use

The loop we run on every product, from the first checklist in MyCheck to Yolda's dispatch board.
AI · 6 min

Shipping AI features without shipping guesses
Engineering · 5 min

One design system, five products
Salesforce · 7 min

What Agentforce changes for small Salesforce teams
SFDIFY Partners

Build with us. Grow with us.

Agencies, consultants and founders who bring us projects share in what we build together.

Start a project

What should we build?

Start a Project See our work