GGB There is no single best POS — the right one depends on your format, your number of outlets, the aggregators you work with and how you run your head office. The market has several established platforms, including Foodics, Lightspeed, Toast and Square, and any of them can be the correct choice or the wrong one depending on the operator. The better question is not which brand wins, but which system fits your reporting, inventory, multi-outlet and compliance needs — and whether your team will actually use it with discipline.
From Choosing a POS System for a Dubai Restaurant: What Actually Matters — the full reading, with the method behind this answer.