The Best Retail POS Systems
We compared the point-of-sale systems that ring up in-person sales and keep online and store inventory in sync — on staff ease, true cost, omnichannel sync, and inventory depth.
Last updated Jul 3, 2026
The right point-of-sale system is the counter where your online catalog, in-store stock, and customer data either meet cleanly or drift apart. We compared the systems retailers actually shortlist and ranked them on how fast staff learn the register, what you really pay once hardware and processing are counted, and how well each unifies online and offline selling. Where we link to a vendor, the link is disclosed and never changes the order.
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1
Square Point of Sale
Best freeThe easiest and cheapest way for a small shop to start taking card payments.
8.4/ 10Pros
- + Free core POS app with no monthly fee to begin selling
- + Transparent flat-rate processing and low-cost, plug-and-play hardware
- + Includes a free online store that syncs stock with the register
Cons
- − Deeper retail, payroll, and inventory tools require paid upgrades
- − Flat-rate processing costs more than interchange-plus at higher volumes
- − Account holds and slow dispute handling are a recurring complaint
From $0.00 /monthVisit Square Point of Sale -
2
Shopify POS
Our pickThe obvious pick if you already sell — or plan to sell — online with Shopify.
8.2/ 10Pros
- + One unified inventory and customer profile across online store and physical counter
- + Clean, quick-to-learn register app with strong staff and role controls on the Retail plan
- + Ties directly into Shopify's checkout, payments, and app ecosystem
Cons
- − Full retail feature set requires the paid Retail plan plus a Shopify subscription
- − Non-Shopify Payments processing adds transaction fees
- − Less compelling if you do not run your online store on Shopify
From $89.00 /monthVisit Shopify POS -
3
Lightspeed Retail
The inventory powerhouse for multi-location and catalog-heavy retailers.
7.4/ 10Pros
- + Best-in-class inventory, purchase orders, and multi-location management
- + Deep reporting and analytics tools for serious retailers
- + Built-in e-commerce and supplier catalog integrations
Cons
- − Higher monthly cost, especially with add-on modules
- − More setup and training required than lightweight POS apps
- − Advanced analytics sit on higher-priced tiers
From $89.00 /monthVisit Lightspeed Retail -
4
Clover
Sturdy all-in-one hardware, but read the processor contract carefully.
6.9/ 10Pros
- + Polished, purpose-built all-in-one hardware with a large app market
- + Flexible for both retail and food-service use cases
- + Widely available and supported through banks and resellers
Cons
- − Processing rates and terms vary by reseller and can be uncompetitive
- − Hardware is often tied to a specific processor, limiting switching
- − Some contracts carry early-termination fees and lock-in
From $60.00 /monthVisit Clover -
5
Toast
Best for teamsThe specialist choice for restaurants — not a general-purpose retail POS.
6.6/ 10Pros
- + Purpose-built restaurant features: menus, kitchen display, and online ordering
- + A free starter tier is available for very small operations
- + Rugged hardware designed for the food-service environment
Cons
- − Built for restaurants, not general product retail
- − Bundled processing means less freedom to shop rates
- − Full toolset and hardware push the real cost well above the entry price
From $0.00 /monthVisit Toast
Side-by-side
| Product | Checkout & staff ease | Online & in-store sync | Total cost (fees & hardware) | Inventory & reporting depth | Overall |
|---|---|---|---|---|---|
| Square Point of Sale | 9.5 | 7.5 | 9.0 | 6.5 | 8.4 |
| Shopify POS | 8.5 | 9.5 | 6.5 | 8.0 | 8.2 |
| Lightspeed Retail | 7.0 | 8.0 | 6.0 | 9.5 | 7.4 |
| Clover | 8.0 | 6.5 | 5.5 | 7.0 | 6.9 |
| Toast | 8.0 | 6.0 | 5.0 | 6.5 | 6.6 |
How we scored this
We score every POS on four weighted axes: checkout & staff ease (weight 3), total cost including processing fees and hardware (weight 2), online & in-store inventory sync (weight 2), and inventory & reporting depth (weight 1.5). The weighted scores set the ranking; the write-ups are our own editorial judgment, and ranks are independent of any affiliate payout.