Yes V4 is really a complete solution for most common cases. If you don’t have a reason to update keep going with V4 might be a good decision. However V5 have…
- Better overall performance.
- Dark Theme support.
- Improved Navigation.
- Improved Inventory Tracking & Cost Calculation features.
- Mapping inventory transactions to supplier accounts.
- Improved Custom Reports.
- Retries connecting to SQL Server when a temp SQL Server connection issue occurs.
- JScript support for advanced customization needs.
- Task Editor for improved Kitchen Displays.
- Browser Printer for improved Customer Displays.
- Supports more customization features.
- You’ll support SambaPOS development for even more…
Reviewing V5 tutorials will give some more idea about new uses. If you need more detailed explanation you can find even more info here.