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Lightspeed versus Rezku
Compare	Lightspeed	Rezku
Verdict	Depends	Depends
Best for	Independent retail shops	Independent restaurants
Who it's not for	Tiny stalls wanting a free, dead-simple POS	Integration-heavy operations . API graded D+
Privacy	2016 breach disclosed; vendor now publishes compliance reports; no recent product CVEs found in reviewed sources.¹¹	No known public vulnerabilities found in the sources reviewed.
Support quality	BBB complaints; disappointing-experience Reddit threads	No reliable evidence either way
Public sentiment	Mixed: reviewers praise core retail functionality, while Reddit threads document disappointing experiences, pricing frustration, and searches for alternatives.^³	Independent owners on Reddit report choosing Rezku over Toast and cite no monthly fee, while some former users post about leaving; reviews skew positive but many are vendor-hosted.
Biggest gotcha	Real pricing hidden behind sales calls; Reddit users trade quotes to learn costs^⁷	D+ API grade limits integrations, custom reporting, and future migration options.

Pick Lightspeed when

Independent retail shops
Restaurants and hospitality
Multi-location, inventory-heavy retailers
Store plus eCom omnichannel sellers

When Lightspeed is not a fit

Tiny stalls wanting a free, dead-simple POS
Budget buyers who need published prices upfront
Anyone unwilling to buy matching Lightspeed hardware
E-commerce-only brands with no physical store

Pick Rezku when

Independent restaurants
Bars and brewpubs
Pizzerias and quick service
Small multi-location groups (10+)

When Rezku is not a fit

Integration-heavy operations . API graded D+
Non-restaurant retail stores
Buyers needing published, predictable pricing
Anyone requiring a financially stable, well-funded vendor

Sources

Lightspeed: Leading Point of Sale (POS) & Commercelightspeedhq.com
official
POS System Price for Retail | Lightspeed Commercelightspeedhq.com
official
Lightspeed Retail Reviews . G2g2.com
review
Lightspeed Products . G2 seller (822 reviews)g2.com
review
Lightspeed HQ Reviews . Trustpilottrustpilot.com
review
Lightspeed POS: A Disappointing Experience . Reddit r/smallbusinessreddit.com
review
Anyone using Lightspeed and willing to share their pricing . Reddit r/POSreddit.com
review
Lightspeed POS Review and Pricing 2026 . Business.combusiness.com
review
Lightspeed POS Pricing: Subscriptions, Hardware . KoronaPOSkoronapos.com
review
Lightspeed Retail POS Review 2026 . POSUSAposusa.com
review
PoS Vendor Lightspeed Suffers Data Breach . SecurityWeeksecurityweek.com
security
Lightspeed Urges Customers to Change Passwords . JD Suprajdsupra.com
security
Lightspeed Securitylightspeedhq.com
official
Accessing Lightspeed's security compliance reportsretail-support.lightspeedhq.com
official
Lightspeed Commerce USA Inc. . BBB Complaintsbbb.org
news
Lightspeed Alternatives: When POS Software Stops Being Enough . Tiquotiquo.co
review