| Aroma Joe's | Customer | Square, connected in production since Jul 15, 2026 | customer | Live. Rewards mint as Square gift cards. |
| Marmalade Fresh Clothing | Customer | Lightspeed Retail R-Series, in store | customer | Not connected. Kasey opened Lightspeed ticket 6415855; API answers in hand. Build is next. |
| Square | General small business | Cafes, shops, services, pop-ups | 28.1%POS | Live in production. 3 brands connected. Gift cards plus payments and orders read. The template for every other POS. |
| Toast | Restaurant and food | Full service and quick service restaurants | 24.7%POS | Not integrated. Third in line, for bars and restaurants. API access is partner-gated, so apply now; build is about a week after access. |
| Retail Sales Manager | Retail | Independent retail stores | 10.4%POS | |
| Clover | General small business | Retail, food, services via bank partners | 6.6%POS | Not integrated. Fourth in line. No native gift card API, so a docs spike comes before any build. |
| Lightspeed | General small business | Retail, restaurants, golf courses | 5.0%POS | Build next. R-Series open API, OAuth client self-registered. Gift card = CreditAccount, value added by a completed Sale, balance read back. Support offered a 6-month test account. About a week once the test account exists. |
| Aloha POS (NCR Voyix) | Restaurant and food | Restaurant chains, hospitality | 2.7%POS | |
| First Data (Fiserv) | Payment method | Card terminals sold through banks | 2.4%POS | |
| SumUp | General small business | Small merchants, mobile card readers | 2.0%POS | |
| SkyTab (Shift4) | Restaurant and food | Restaurants, bars, hotels | 1.4%POS | |
| tabby | Payment method | Buy now, pay later at checkout (Middle East) | 1.3%POS | |
| Menusifu | Restaurant and food | Asian restaurants, bilingual menus | 1.2%POS | |
| Apple Pay | Payment method | Tap to pay, works inside other POS apps | 1.1%POS | |
| Vagaro | Niche | Salons, spas, gyms, booking heavy | 1.1%POS | |
| Revel Systems | General small business | iPad POS for restaurants and retail | 0.9%POS | |
| NCR Retail | Retail | Big box stores, grocery chains | 0.9%POS | |
| Shopify POSLikely undercounted | Retail | Shops that also sell online on Shopify | 0.8%POS | Covered by the Shopify connection once custom apps ship. |
| Floranext | Niche | Florists | 0.7%POS | |
| POSnet | General small business | Retail and hospitality (Europe) | 0.6%POS | |
| Alipay | Payment method | Mobile wallet, mostly China and travelers | 0.6%POS | |
| Upserve (Lightspeed) | Restaurant and food | Restaurants, being folded into Lightspeed | 0.5%POS | |
| ECRS | Retail | Grocery, pharmacy, co-ops | 0.1%POS | |
| POSitouch | Restaurant and food | Restaurants, older installed base | 0.1%POS | |
| WooCommerce | Online store | Stores built on WordPress, self hosted | 39.0%web | Built and tested (single-use coupons). No brand connected yet. |
| Shopify | Online store | Hosted stores, small brands to big DTC | 27.9%web | Built. App Store review suspended Jul 27 (off-platform billing), lifted Aug 10, app Paused. Re-engage: merge the custom-apps branch or resubmit on the Billing API. Second in line. |
| Wix eCommerce | Online store | DIY sites that added a shop | 8.7%web | |
| Squarespace Commerce | Online store | Design first sites, creatives, light selling | 6.6%web | |
| PrestaShop | Online store | Open source, popular in Europe | 3.5%web | |
| 1C-Bitrix | Online store | Russian speaking markets | 3.4%web | |
| Magento / Adobe Commerce | Online store | Mid size and enterprise stores | 2.2%web | |
| OpenCart | Online store | Open source, budget stores | 1.4%web | |
| Tiendanube | Online store | Latin America (Spanish) | 1.2%web | |
| Nuvemshop | Online store | Brazil | 0.9%web | |
| BigCommerce | Online store | Mid market hosted stores | 0.8%web | |
| Square Online | Online store | Web shop tied to Square POS | 0.1%web | Covered by the Square connection. |
| Ecwid (Lightspeed) | Online store | Add a shop to any existing site | 0.1%web | |