Travel · head to head
Clock PMS+ vs Kayak
Clock PMS+
Travel
All-inclusive cloud hotel PMS priced on annual revenue rather than per room
- From
- €517/month
- Rated
- -
Kayak
Travel
Travel search app comparing flights, hotels and car hire across other booking sites, owned by Booking Holdings
- From
- Free
- Rated
- -
The short version
- Only Kayak has a free tier, so it costs nothing to try first.
- Each has a real cost: Clock PMS+ pricing on annual net revenue means a high-ADR boutique pays materially more than a budget property with the same room count, which is a bad deal for exactly the operators with the strongest performance.; Kayak it is owned by Booking Holdings, the same parent as Booking.com and Priceline, so its comparison results are not fully independent of its own group's commercial interests.
- They diverge on capability: Clock PMS+ covers All-inclusive modules, Kayak covers Flight, hotel and car comparison.
- Prices and features above were last checked on 1 September 2026.
Where they differ
Only the attributes on which Clock PMS+ and Kayak actually diverge.
| Attribute | Clock PMS+ | Kayak |
|---|---|---|
| Starting price | €517/month | Free |
| Pricing model | Per month by annual net revenue and room count | Free to users, revenue from referral commissions and advertising |
| Free tier | No | Yes |
| Platforms | Web, iOS, Android | iOS, Android, Web |
Identical on both: user rating (Not yet rated), category (Travel).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in Clock PMS+
- All-inclusive modules
- Guest self service portal
- Events and banqueting
- Point of sale
- Channel connectivity
- Revenue-based tiering
Only in Kayak
- Flight, hotel and car comparison
- Price alerts
- Price prediction
- Flexible date search
- Trip planning tools
- Explore/anywhere search
What people use each for
The jobs each tool is most often brought in to do.
Clock PMS+
- An independent hotel with a restaurant that wants POS posting to the folio without buying and integrating a second systemnot Kayak
- A conference-heavy property needing banqueting and function space billing inside the PMSnot Kayak
- A budget or low-ADR property that pays less under revenue-based tiering than it would under per room pricingnot Kayak
- A hotel replacing an on-premise legacy system that wants online check-in included rather than as a paid add-onnot Kayak
Kayak
- Comparing flight prices across multiple airlines and booking sites before purchasingnot Clock PMS+
- Setting a price alert to buy a flight or hotel once the price dropsnot Clock PMS+
- Searching flexible dates or nearby airports to find a cheaper farenot Clock PMS+
- Comparing car hire prices across rental companies for a tripnot Clock PMS+
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Clock PMS+
- Pricing on annual net revenue means a high-ADR boutique pays materially more than a budget property with the same room count, which is a bad deal for exactly the operators with the strongest performance.
- The onboarding fee of 1,650 to 3,900 euros is a real first-year cost that the monthly figure hides, and it applies before the system is producing any value.
- The all-inclusive claim has exceptions: OTA channel connections, extra rate mappings and private analytics are all charged separately on top.
- Contracts are annual with tier reassessment at year end, so a good trading year raises next year subscription automatically unless renegotiated.
- Market presence is concentrated in Europe and the vendor is small relative to Oracle or Mews, which means a thinner integration ecosystem and more dependence on the vendor for anything bespoke.
Kayak
- It is owned by Booking Holdings, the same parent as Booking.com and Priceline, so its comparison results are not fully independent of its own group's commercial interests.
- Some airlines opt out of listing on metasearch sites entirely, so Kayak's results are not a complete view of every available fare in the market.
- Revenue comes from referral commissions, and prominence in results can be influenced by which suppliers pay Kayak more, not purely by lowest price.
- The actual booking typically completes on a third party site, so problems with a booking, cancellation or refund are handled by that site's customer service, not Kayak's.
- Displayed prices can change or fail to match by the time a user reaches the booking site, since Kayak is not always querying live inventory in real time for every listed fare.
Pricing, plan by plan
Clock PMS+
€517/month- Clock PMS+$517/month
- Example rate for a 40 room hotel with 1.9 million euros annual revenue
- Tier set by annual net revenue and room count
- PMS, booking engine, POS, messaging and online check-in included
- Add-ons$10/month
- OTA connections via RoomCloud at 10 euros per channel per month, maximum ten
- Extra 50 rate mappings at 50 euros per month
- Private analytics at 50 euros per month
Kayak
Free- FreeFree
- Unlimited search and price alerts
- No subscription tier
Which should you pick?
Choose Clock PMS+ if
- You need all-inclusive modules.
- You work on Web, iOS, Android.
- You also want guest self service portal.
Choose Kayak if
- You need flight, hotel and car comparison.
- You want to start without paying.
- You work on iOS, Android, Web.
- You also want price alerts.
Questions people ask
- Is Clock PMS+ or Kayak better?
- Neither clearly leads. Clock PMS+ starts at €517/month and Kayak at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Clock PMS+ or Kayak?
- Kayak has a free tier; the other does not. Paid plans start at €517/month for Clock PMS+ and Free for Kayak.
- Does Clock PMS+ or Kayak run on more platforms?
- Clock PMS+ runs on Web, iOS, Android. Kayak runs on iOS, Android, Web.
- Can I use Kayak for free?
- Yes. Kayak has a free tier, so you can try it without paying. Clock PMS+ starts at €517/month.
- What is Clock PMS+ best used for?
- Clock PMS+ is most often used for an independent hotel with a restaurant that wants pos posting to the folio without buying and integrating a second system, a conference-heavy property needing banqueting and function space billing inside the pms, a budget or low-adr property that pays less under revenue-based tiering than it would under per room pricing, a hotel replacing an on-premise legacy system that wants online check-in included rather than as a paid add-on. Of those, an independent hotel with a restaurant that wants pos posting to the folio without buying and integrating a second system and a conference-heavy property needing banqueting and function space billing inside the pms are not what Kayak is typically brought in for.
- What can Clock PMS+ do that Kayak cannot?
- Clock PMS+ covers All-inclusive modules, Guest self service portal, Events and banqueting, Point of sale. Kayak covers Flight, hotel and car comparison, Price alerts, Price prediction, Flexible date search.
Answered from the vendors’ own pages
Clock PMS+: How is Clock PMS+ priced?
By tier, set from annual net revenue and room count. A 40 room hotel with 1.9 million euros of revenue sits around 517 euros a month.
Kayak: Does Kayak charge a booking fee?
No, Kayak itself is free to use; it earns referral commissions from the airlines, hotels and sites it sends bookings to.
Clock PMS+: Is there a setup fee?
Yes, onboarding runs roughly 1,650 to 3,900 euros depending on plan.
Kayak: Do I book directly through Kayak?
Usually the booking completes on the airline, hotel or travel site's own platform after Kayak hands off the click, though some direct booking options exist for select content.
Clock PMS+: Is the channel manager included?
No. OTA connections come through RoomCloud at 10 euros per channel per month, up to ten channels.
Kayak: Is Kayak owned by an airline or hotel chain?
No, it is owned by Booking Holdings, which also owns Booking.com, Priceline and Agoda.
Clock PMS+: Does it include point of sale?
Yes, POS posting to the guest folio is in the base subscription, which is unusual at this price point.
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