Groupon Cashback: Every Portal's Rate, Compared

Does Groupon have its own cashback or rewards program?

Not the way a single-brand retailer does. Groupon is a deals marketplace, so the closer question is how a Groupon voucher itself works, plus two named extras, Groupon+ and Groupon Bucks, that Rakuten's terms confirm are real even though groupon.com refused every path this session (HTTP 403 on the bare homepage, curl and a separately rendered read both).

• What you're actually buying. Price.com's editorial: "a popular online marketplace connecting consumers with discounted vouchers for local experiences, travel getaways, live events, and everyday retail goods" source. TopCashback's editorial adds what you actually get: "After purchasing a deal, you'll receive a digital voucher that can typically be redeemed in store, online or by booking an appointment, depending on the offer. Each deal includes redemption instructions, expiration dates and any restrictions" source.
• What an expired voucher is still worth. Rakuten's editorial has the one fact worth knowing before you let a Groupon lapse: "It depends on the Groupon. Often you can still redeem it for the amount you paid. If you paid $30 for a $90 voucher, for example, you would be able to redeem it for $30 on your services. It's best to check the fine print for each Groupon before you buy it." source.
• Groupon+ and Groupon Bucks are real, confirmed only through Rakuten's exclusions. Its terms exclude "Groupon+ purchases" and "the portion paid for with Groupon Bucks" source by name, which is the only first-party-adjacent confirmation we have that either exists, since groupon.com itself couldn't be read. Neither TopCashback's nor Price.com's Groupon terms mention either one source source, so we can't tell you what Groupon+ costs or how Groupon Bucks are earned, only that spending either one costs you Rakuten's cashback on that portion.
• An email-signup discount, not a membership. TopCashback: "Score a discount on your first order from Groupon when you subscribe to its promotional emails." source.

Put together: the real "program" here is the voucher mechanic itself, redemption windows and the pay-what-you-paid fallback after expiration, plus two named extras we can only describe from the outside. None of it is portal cashback, so a portal click stacks with all of it.

What Groupon cashback stacks with

The short version: Rakuten, TopCashback and Price.com, the three portals whose Groupon terms this page quotes, all pay, and all three carve the marketplace up by category rather than storewide. Fluz sells its own Groupon gift card, a separate mechanism that pays for buying the card rather than for a tracked click.

Groupon cashback exclusions and what breaks tracking

All three portals pay by category rather than storewide, and Rakuten's exclusions list is the longest because it names the most Groupon-specific mechanics.

• Rakuten's categories, exclusions and terms. Categories: "Beauty, Spa, Health and Fitness", "Local Activities and Dining", "Things To Do" source. Named as earning despite sounding excludable: "Costco Membership Deal, Amusement Park Tickets, and Carnival Cruises will earn 2% Cash Back." source. Exclusions: "Cash Back is not available on goods, deals that are sold and fulfilled through third-party websites, gift cards, Market Picks, Groupon+ purchases, purchases made using Student Program Discounts, or the portion paid for with Groupon Bucks." source. Special terms worth knowing: "Cash Back on orders placed via guest checkout may take up to 10 days to post to your account. Hotel Orders: first night Cash Back reported at booking, remainder after hotel stay is completed. Groupon Getaway purchases made through Groupon site will receive the Groupon Travel Cash Back rate." source.
• TopCashback's exclusions and terms. The only named exclusion: "Use of a coupon code not displayed on TopCashback." source. Separately, its editorial states the app exclusion: "purchases made through Groupon's app are not eligible for Cash Back" source. Standard terms: "Cash Back is calculated only on the item(s) price and does not include taxes, shipping or other fees." source.
• Price.com's category gate. "Cash back is available only on Hotels & Travel, Goods, and Local Services." source, an inclusion list rather than an exclusion list, meaning anything not on it earns nothing. Timing: "Purchases will typically show in your wallet as pending in 9 hours." and "Cash Back will be added to your wallet in approximately 90 days." source.
• Fluz's card limits, and who actually issues it. Cards run "from $10–$200" and are "redeemable online only" source. The spec block: "Non-refundable", "Does not expire", "Non-reloadable" source. The printed card terms name a third party as the actual issuer: "CARDCO CX, Inc. is the card issuer" source, not Groupon itself, the same shape as some other merchants' Fluz cards on this site where the issuer is a separate company from the brand on the card.
• Groupon's own return policy, sourced to the portals since groupon.com couldn't be read. TopCashback's editorial: "Most local deals can be refunded to your original payment method within three days of purchase if the voucher hasn't been redeemed and no appointment has been scheduled. Groupon Goods follow the individual merchant's return policy, while travel deals and event tickets have their own cancellation terms. Some purchases are marked as Final Sale and aren't eligible for refunds, so it's important to review the deal's terms before completing your purchase." source. Price.com's summary agrees on the shape: "Unredeemed local vouchers generally qualify for a full refund within three days of purchase. Most Groupon Goods physical items can be returned within 30 days of delivery" source.

What breaks tracking at any store, Groupon included (the pillar guide has the portals' own wording on each):

• A second coupon or cashback extension that fires after the one you're earning with, so its click is the last one Groupon sees.
• Starting on one device and finishing on another, including clicking through on a laptop and buying in the Groupon app, which TopCashback rules out entirely.
• Buying through a third-party website rather than Groupon's own checkout, at Rakuten.
• Paying part of an order with Groupon Bucks, or buying a Groupon+ subscription, at Rakuten.
• Paying with a gift card, or buying one, at Rakuten.
• A return, an exchange or a cancellation, which reverses the commission the cashback was going to be paid from.