2025 Winner HotelTechAwards
Hoteliers voted Duetto as the #1 Meetings & Events Intelligence provider in the 2025 HotelTechAwards
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Compare OpenSpace vs Knowland vs Ariadne
Meetings & Events Intelligence vendor comparison between OpenSpace vs Knowland vs Ariadne. Find out which Meetings & Events Intelligence is right for you based on realtime data from 29 verified hotelier reviews across 13 countries.
Duetto
Ranked 1 (out of 12)
2025 Winner HotelTechAwards
Hoteliers voted Duetto as the #1 Meetings & Events Intelligence provider in the 2025 HotelTechAwards.
Learn more
Learn more
Cendyn
Ranked 4 (out of 12)
Add-On
Ranked 9 (out of 12)
Ratings Summary
OpenSpace
100
Knowland
unranked
Ariadne
unranked
OpenSpace
28 verified reviewsKnowland
1 verified reviewsAriadne
0 verified reviewsOpenSpace
Knowland
Ariadne
OpenSpace
Knowland
Ariadne
OpenSpace
Knowland
Ariadne
OpenSpace
Knowland
Not enough data available
Ariadne
Not enough data available
OpenSpace
Verified Customer Support
Knowland
Verified Customer Support
Ariadne
Verified Customer Support
OpenSpace
Knowland
Ariadne
Features
GATHER BIDS FROM THESE 3-VENDORS IN 1-CLICK
TOP Matches
vs.
vs.
Customers
Top 3 Segments
OpenSpace
Luxury Hotels - 23%
Resorts - 11%
City Center Hotels - 11%
Knowland
Other - 100%
Resorts - 0%
Motels - 0%
Ariadne
Resorts - 0%
Motels - 0%
Hostels - 0%
Featured clients
OpenSpace
Duetto doesn’t have any featured brands available
Knowland
Cendyn doesn’t have any featured brands available
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Fit Score for Your Property
Pricing
OpenSpace
Above Average
This product is priced higher than the average product in the category which is usually an indicator that it is a premium product with enhanced functionality designed for more complex operations and use cases and larger properties.
Knowland
Pricing Available By Request
Cendyn has opted not to share general pricing on their profile but you can request a quote below. Often this is an indicator that pricing is flexible so it is recommended that you obtain multiple price quotes to negotiate.
Ariadne
Pricing Available By Request
Add-On has opted not to share general pricing on their profile but you can request a quote below. Often this is an indicator that pricing is flexible so it is recommended that you obtain multiple price quotes to negotiate.
What Customers Are Saying
Most Recent Review
OpenSpace
Simple offers with dynamic prices for optimal utilization
Event management from Muenster (Germany)Knowland
Knowland is a good tool for prospecting for catering events, but not as effective for group business, as no hotel information is provided other than event details.
Senior Sales Manager from Boston (United States)Most Positive Review
OpenSpace
Great experience with Duetto - using multiple platforms!
Corporate Director of Revenue StrategyKnowland
Knowland is a good tool for prospecting for catering events, but not as effective for group business, as no hotel information is provided other than event details.
Senior Sales Manager from Boston (United States)Most Critical
OpenSpace
Great experience with Duetto - using multiple platforms!
Corporate Director of Revenue StrategyKnowland
Knowland is a good tool for prospecting for catering events, but not as effective for group business, as no hotel information is provided other than event details.
Senior Sales Manager from Boston (United States)References
OpenSpace
Duetto doesn’t have any references available
Knowland
Cendyn doesn’t have any references available
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General Info
Screenshots
Add-On doesn't have any screenshots
Integrations
OpenSpace
Property Management Systems (31)
Booking Engine (21)
Channel Managers (17)
Knowland
Property Management Systems (42)
Booking Engine (20)
Hotel Management Software (19)
Ariadne
Add-On doesn't have any integrations
Recent Company Updates
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Recent Articles
Ariadne
Add-On doesn’t have any recent articles