App Development
Web app & mobile app – smooth UX, high performance
Custom web and mobile application development: internal management systems, ordering apps, salon/spa management apps, store chain apps, reporting dashboards. Intuitive interface, high performance, strict security & permission control.
✨ Service includes:
- In-depth requirements analysis & database design
- Specialized, user-friendly UI/UX
- Responsive web app — works on all devices
- PWA — installable like native app, offline capable
- Multi-tier permissions (admin/manager/staff/user)
- JWT authentication + API security standard
- VNPay, Momo, ZaloPay integration
- Real-time reporting dashboard: charts & Excel/PDF export
- Automatic daily data backup
- 6-month free support & maintenance
Why choose Deemlo?
We commit to delivering real value, not just good-looking products
Everything You Need to Know
What we do
Custom web and mobile application development: internal management systems, ordering apps, salon/spa management apps, store chain apps, reporting dashboards. Intuitive interface, high performance, strict security & permission control.
- In-depth requirements analysis & database design
- Specialized, user-friendly UI/UX
- Responsive web app — works on all devices
- PWA — installable like native app, offline capable
- Multi-tier permissions (admin/manager/staff/user)
- JWT authentication + API security standard
- VNPay, Momo, ZaloPay integration
- Real-time reporting dashboard: charts & Excel/PDF export
- Automatic daily data backup
- 6-month free support & maintenance
Who is this for?
This service is perfect for:
- SMEs looking to upgrade their brand image
- Startups needing a professional identity from scratch
- Individuals wanting high-quality creative products
- Organizations needing effective communication solutions
- Shops & stores needing eye-catching marketing design
What you receive
Complete delivery package includes:
- Source files (AI, PSD, Figma...)
- Multi-format exports (PNG, JPG, SVG, PDF...)
- Detailed usage guidelines
- Technical support after delivery
- Design copyright certificate
Pricing & Payment
Transparent payment policy:
- Clear pricing, no hidden fees
- Flexible payment: bank transfer or cash
- 50% deposit, remainder upon delivery
- Electronic invoice or receipt on request
- Free consultation before signing contract
Our working process
Transparent, clear and on-time at every step
Requirements Analysis
Detailed business requirements analysis, database design, system architecture and sprint planning
UI/UX Design
Wireframe, prototype all user flows in Figma — review before coding
Development
Back-end API, front-end, 3rd party API integration, payment gateway and spec features
Testing & QA
Unit testing, integration testing, UAT, security audit and performance testing
Deploy & Training
Deploy to production server, user training and start support period
Frequently Asked Questions
All your service questions answered
Yes, responsive web app works via browser. Can also be packaged as PWA — installable to home screen, usable offline — native app experience without App Store.
MVP with core features: 21–30 days. Full system: 30–60 days. Enterprise/multi-branch: 60–90+ days. Timeline depends on feature count and complexity.
Yes, system uses HTTPS, JWT authentication, strict permissions, input sanitization and automatic daily backup. Can add 2FA and audit log on request.
6 months free support (bug fixes, minor updates). Then monthly/annual maintenance package as needed. Or self-maintain since full source code is handed over.
100% yes. Source code, API docs, database schema and Git repository all handed over. Free to develop further or hire another team to maintain.
Ready to start with App Development?
Contact Deemlo today — free consultation, quote in 24 hours. Serving Long Xuyen, An Giang & nationwide.