Compare: The Guestbook Extension: Cash Back on Hotels vs Citi Shop® program: Add. Shop. Save.

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Metric	The Guestbook Extension: Cash Back on Hotels	Citi Shop® program: Add. Shop. Save.
User count	10,000	100,000
Average rating	4.94	3.47
Rating count	35	86
Last updated	2026-04-22	2026-05-18
Size	5.74 MB	7.41 MB
Version	1.17.14	1.18.0

Short description	Earn 5% cash back on direct hotel bookings with The Guestbook Chrome Extension. Easy cashback, 60,000+ hotels worldwide, and no extra fees.	Join thousands of Citi cardmembers and save online. The Citi Shop extension unlocks offers at 5,000+ merchants, earning statement credits — now with AI-powered shopping.
Full summary	Save More With The Guestbook Chrome Extension The Guestbook Extension helps travelers save money by giving 5% cash back on every direct hotel booking. Unlike third-party travel sites that hide fees and charge high commissions, this extension lets you keep more money while still earning your usual credit card points and hotel loyalty rewards. Key Features: Earn 5% cash back or 5% credit for future stays on 60,000+ hotels worldwide. Redeem rewards easily via Venmo, PayPal, Visa cards, or gift cards. Seamlessly book hotels as usual with automatic cash back alerts—no complicated tracking required. Enjoy stronger benefits than third-party platforms, including better cancellations and customer service. Fast, free, and secure installation with privacy protections adhering to international standards. With The Guestbook Extension, booking hotels online becomes more rewarding and hassle-free for savvy travelers.	Join Thousands of Citi cardmembers and save online. The Citi Shop extension helps you find savings across 5,000+ online merchants by installing the extension and enrolling an eligible Citi card. Earn statement credits when you shop and complete purchases, with affiliate commissions shared back to users as credits. AI-powered Shopping now surfaces Citi Shop offers when you use your favorite AI tools for online shopping. Just click to activate the offer, shop, and earn credits on your purchases. Merchants may pay Citi affiliate commissions, and Citi shares a portion of these commissions with users as statement credits.