Custom Retail POS Software for US Businesses
Omnichannel commerce, unified.
Key modules and features
Checkout
Barcode scanning, discounts, returns, and split payments.
Inventory
Store-level stock, transfers, and reorders.
Ecommerce sync
Products, stock, and orders synced with your online store.
Customers & loyalty
Profiles, points, gift cards, and promotions.
Installments & credit
Customer ledgers and payment plans.
Multi-store reports
Sales, margin, and staff performance.
Who it's for
- Single-location retailers
- Retail chains
- Grocery and convenience stores
- Electronics and specialty shops
Business outcomes
- Faster checkout lines
- Accurate stock across channels
- Repeat customers
- Clear store-by-store performance
Integrations
- Card terminals
- Ecommerce platforms
- Barcode printers
- Accounting software
How we deliver your retail POS system
- Step 1
Discovery
Workshops with your team to map workflows, data, roles, and success metrics.
- Step 2
Scoping & proposal
A fixed scope, milestone plan, and transparent quote before any build starts.
- Step 3
Design
Clickable prototypes reviewed with real users so the system fits how they work.
- Step 4
Build & integrate
Two-week sprints with demos, plus integrations with your existing tools.
- Step 5
Migrate & launch
Data migration, training, and a staged go-live with no business downtime.
- Step 6
Support & evolve
Ongoing monitoring, updates, and new modules as your business grows.
Pricing and timelines depend on your modules, users, and integrations. Request a free, itemized quote for your retail POS project.
Retail POS software FAQs
What is retail POS software?
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Retail POS software runs checkout, tracks inventory, manages customers and loyalty, and reports sales across stores and online. Crest Engage builds custom retail POS systems for single stores, chains, and omnichannel brands in the US.
Can Crest Engage customize the retail POS system for our workflow?
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Yes. Every retail POS deployment is configured or built around your processes — modules, approval flows, documents, reports, roles, and integrations are tailored during discovery.
How long does a retail POS project take?
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Timelines depend on scope. Ready-made foundations can go live quickly with configuration, while fully custom builds are delivered in milestones. You get a written timeline in your proposal before work begins.
How much does custom retail POS software cost?
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Cost depends on modules, users, integrations, and data migration. We provide a free consultation and a transparent, itemized quote — request one and we will reply with a scoped estimate.
Does it work on web, Android, iOS, and Windows?
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Yes. We deliver cloud web apps by default and can add Android, iOS, and Windows apps, offline modes, and hardware support such as printers and barcode scanners.
Can we migrate our existing data?
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Yes. We migrate data from spreadsheets and legacy systems, validate it with your team, and run old and new systems side by side until you are confident.
Explore more around retail pos
Industries we serve with this
Proof from real projects
Ready-made products
Ready to modernize your operations?
Let's map your workflows, identify what to automate, and ship a working prototype in weeks — not quarters.