Tripadvisor, Inc. is an American company that operates online travel agencies, comparison shopping websites, and mobile apps with user-generated content.

[1] Its namesake brand, Tripadvisor.com, operates in 40 countries and 20 languages, and features approximately 1 billion reviews and opinions on roughly 8 million establishments.

[1] The company's other brands include Bokun.io, Cruise Critic, FlipKey, TheFork, Holiday Lettings, Housetrip, Jetsetter, Singleplatform, Niumba, SeatGuru, and Viator.

[18] In September 2010, SmarterTravel, part of TripAdvisor Media Group, launched SniqueAway (now Jetsetter), the first members-only site where each travel deal is endorsed by member reviews.

[23][24] In 2013, the company acquired Jetsetter, a flash sale site;[25] GateGuru, a flight and airport information mobile app;[26][27] and Oyster.com, a hotel review and photography website.

[52] In December 2019, Tripadvisor acquired SinglePlatform, a platform that syndicates restaurant menus, from its parent company, Endurance International Group, for $51 million.

[57] In July 2020, Tripadvisor sold 8 brands to Hopjump: Smarter Travel, Airfarewatchdog, BookingBuddy, OneTime, Oyster.com, Family Vacation Critic, What To Pack, and Holiday Watchdog.

The Cyberspace Administration of China stated that the apps were "illegal", and that public concerns were raised around "obscene, pornographic and violent information or fraud, gambling and prostitution".

[64] In May 2021, Tripadvisor was criticized for allowing an offensive review to be posted about the Auschwitz-Birkenau State Museum in which a visitor described bringing a baby to the gas chambers.

[69] Separately, in November 2017, Oobah Butler, a journalist for Vice Media, claimed to have made money posting positive reviews for restaurants he never visited, in exchange for payment.

[70][74][75][76][77] In November 2017, Tripadvisor deleted reviews by two women who were allegedly raped at the Iberostar Paraiso Maya in Playa del Carmen in separate incidents 2010 and 2015, one of which involved a hotel security guard.

[82][83][84] In 2012, an action was brought in a Sheriff Court in Scotland, by Richard Gollin, the owner of a guesthouse in the Outer Hebrides who claimed damages for malicious statements.

[85][86] In March 2015, Dietmar Doering, a German hotelier based in Sri Lanka accused Tripadvisor of hosting malicious reviews of his resort The Cosy Beach in Marawila.

[98] ASA commented that "it was concerned that consumers might be fooled by fraudulent posts since the entries could be made without any form of verification", but recognized that Tripadvisor used "advanced and highly effective fraud systems" in an attempt to identify and remove fake content.

[104] On 12 February 2020, the United Nations published a database of all business enterprises involved in specified activities relating to the Israeli settlements in the Palestinian territories, including East Jerusalem, and in the Golan Heights.

[105][106] Tripadvisor has been listed on the database in light of its involvement in activities related to "the provision of services and utilities supporting the maintenance and existence of settlements".

[107][108][109] On November 21, 2022, the Paris Commercial Court ordered Tripadvisor to pay €57,000 in damages and other costs to Viaticum, the company that operates the Bourse-des-vols.com website, for denigration.