Quick answer: For guided tours, day trips and once-in-a-trip experiences anywhere in the world, Viator has the larger catalogue and the more consistent cancellation policy. For Asia-specific logistics — rail passes, airport transfers, theme-park tickets, SIM cards and local attractions in Japan, Korea, Taiwan, Hong Kong and Southeast Asia — Klook is often cheaper and sometimes the only place a product is sold. Most experienced Asia travellers use both: Klook for tickets and transport, Viator for the tours they don’t want to get wrong.
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Viator vs Klook at a Glance
| Viator | Klook | |
|---|---|---|
| Owned by / based | Tripadvisor (USA) | Independent, founded 2014 in Hong Kong |
| Best for | Guided tours, day trips, multi-day trips worldwide | Attraction tickets, transport, passes and packages across Asia |
| Catalogue | 300,000+ experiences in 200+ countries | Strongest in East & Southeast Asia; growing in Europe/US |
| Cancellation | Most tours: free up to 24 hours before | Varies: “Free cancellation”, “Conditional cancellation” (fee or conditions) or non-refundable, shown per listing |
| Prices | Set by operator; same as direct in most cases | Frequent promo codes and app-only discounts; often cheapest for tickets |
| Loyalty | Viator Rewards: credit earned on eligible bookings (not with promo codes) | Klook credits earned on bookings and reviews |
| Support | 24/7 by phone, chat and email | Chat and email; phone in some markets |
| App | iOS/Android, mobile vouchers | iOS/Android, strong app with QR tickets |
The two platforms started from different places and it still shows. Viator grew out of the guided-tour world and later joined Tripadvisor, so its strength is depth of tour operators and a review base that runs into the tens of millions. Klook started in Hong Kong solving a different problem — buying tickets and transport in Asia without queuing or speaking the language — and then expanded into tours. Below is how that plays out in practice.
Top-Rated Tokyo Tours & Experiences on Viator
Where Viator Wins
Guided tours and day trips. For a Kyoto walking tour, a Mount Fuji day trip, a Halong Bay cruise or a Chiang Mai cooking class, Viator typically lists more operators with more reviews per operator. The photos above are a fair example: the top Tokyo tours on Viator each carry thousands of reviews, which makes it much easier to pick a good guide than on a platform where the same tour might have a few dozen ratings.
Consistent cancellation terms. Viator applies a standard policy across most of its catalogue: cancel at least 24 hours before the start time and you get a full refund. There are exceptions — some multi-day trips, tickets and special events are non-refundable or need more notice — but the rule is displayed in the same place on every listing, so you rarely get surprised. Our guide to how Viator works covers the details.
Reviews you can trust. Viator reviews are tied to a completed booking and syndicated with Tripadvisor, so operators cannot easily fake volume. On a first visit to a country, that review depth matters more than a few dollars of difference.
Coverage outside Asia. If your trip combines Asia with anywhere else — a stopover in Dubai, a week in Italy afterwards — Viator has you covered everywhere with one account and one refund policy.
Where Klook Wins
Tickets, passes and transport. This is Klook’s home ground. Japan Rail passes, Tokyo Disney and Universal Studios Japan tickets, Hong Kong Disneyland, Taipei 101, Korean SIM cards, airport express trains, Bangkok BTS passes, Singapore attractions — Klook usually sells these at or below the gate price, often with instant QR delivery. Viator lists some of them, but Klook’s selection is broader and its prices in local currency are frequently lower.
Promo codes and credits. Klook runs promotions constantly: first-booking discounts, app-only prices, bank-card partnerships and credits earned on every booking and review. Over a two-week Japan trip with a dozen tickets, that can add up to a meaningful saving. Viator’s own Rewards scheme gives a small credit on eligible bookings, but it is not earned when a promo code is used, so Klook’s stacking is usually more valuable.
Local products you won’t find elsewhere. Klook works directly with many Asian attractions and transport companies, so you will find things like Shinkansen tickets, ferry crossings and regional theme parks that simply aren’t on Western platforms.
Payment methods. Klook supports more Asian wallets and local cards (Alipay, WeChat Pay, GrabPay, local instalment plans in some markets), which matters if you are travelling from within Asia.
Prices: Is One Cheaper?
For guided tours, prices are usually within a few percent of each other because the same local operator sets the price on both platforms. Where you see a big gap, it is normally a different operator, a different inclusion (transport, meals, entry tickets) or a promo. For tickets and transport, Klook is more often the cheaper option, especially with a code. A sensible habit: check Klook first for any pure ticket, then compare the tour itself on Viator where the review count is larger.
One thing to watch on Klook is “Conditional cancellation”: the price looks lower, but the refund may carry a handling fee or only apply in specific situations such as bad weather. On Viator the price you see usually includes standard free cancellation.
Cancellation and Refunds Compared
Viator’s default is free cancellation up to 24 hours before the activity, refunded to the original payment method. Klook has three tiers shown on each listing: Free cancellation (full refund before the stated deadline), Conditional cancellation (a fee is deducted, or only certain reasons qualify) and Non-refundable. Klook’s deadlines also vary more — some products need 48 or 72 hours, some 7 days — so read the line under the price before you book. Both platforms process refunds back to the card; both can take one to two billing cycles to appear.
Apps and On-the-Day Experience
Both apps are good. Klook’s is slightly better for tickets because QR codes are stored offline and grouped by day, which is exactly what you want at a busy Japanese station gate. Viator’s app is better for tours: the voucher shows the meeting point on a map, the operator’s phone number and the cancellation deadline in your local time. If you book a lot of one type, that is the app to keep on your home screen.
Which Should You Use?
Use Klook if: you are buying attraction tickets, rail passes, airport transfers or theme-park entry in Japan, Korea, Taiwan, Hong Kong, Singapore, Thailand, Malaysia or Vietnam; you want promo codes and credits; you pay with an Asian wallet.
Use Viator if: you are booking guided tours, day trips or multi-day trips and want the largest review base; you want a predictable 24-hour free-cancellation rule; your trip also includes destinations outside Asia; you value 24/7 phone support in English.
Use both if: you are doing a classic two-week Japan or Southeast Asia itinerary. Buy the passes and tickets on Klook, then book the guided experiences on Viator. For a wider comparison of platforms, see Viator vs GetYourGuide.
Frequently Asked Questions
Is Klook cheaper than Viator?
For attraction tickets, passes and transport in Asia, Klook is often cheaper, especially with a promo code. For guided tours the price is usually set by the same operator and is within a few percent on both platforms.
Is Klook a legitimate company?
Yes. Klook was founded in Hong Kong in 2014, is one of the largest travel-activity platforms in Asia and has processed tens of millions of bookings. As on any marketplace, check the individual listing’s reviews and cancellation tier before you pay.
Does Viator work in Japan and Southeast Asia?
Yes. Viator lists thousands of tours in Japan, Thailand, Vietnam, Indonesia and across Asia, mostly from local operators, with English-language support and a 24-hour free-cancellation policy on most tours.
Which has the better cancellation policy, Viator or Klook?
Viator’s is simpler: most tours can be cancelled free up to 24 hours before. Klook has three tiers (free, conditional, non-refundable) and deadlines that vary from 24 hours to several days, so you have to read each listing.
Can I buy a JR Pass or Shinkansen tickets on Viator?
Viator lists some rail products, but Klook has the broader selection of Japan rail passes, Shinkansen tickets and airport trains, usually with instant delivery.
Do Klook credits expire?
Klook credits earned from bookings and reviews have an expiry date shown in your account, typically within a year of being issued. Check your credits page before assuming you can use them on a future trip.
Kratos Review is reader-supported. We may earn a commission when you book through links on this page, at no extra cost to you. Prices and policies were checked on 28 September 2026 and can change.
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