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HotelKey HMS vs. rezStream:
Which Is Right for You?
TLDR
We analyzed 43 verified hotelier reviews, compared feature sets, pricing, and real-world case studies to break down where each platform delivers. The right choice depends on your property type and priorities:
HotelKey shines , with exclusive features like Tablet/Kiosk Check-in and Guest App.
rezStream shines in ease of use and customer support , with exclusive features like Native Email Marketing and Guest Communication (SMS Messaging).
How Does HotelKey HMS Compare to rezStream?
Side-by-side ratings based on 43 verified hotelier reviews on HTR.
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| Value for Money |
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| Starting Price | From $600/mo | From $700/mo |
| Verified Reviews | 15 | 28 |
What Are the Pros and Cons of HotelKey HMS vs rezStream?
After analyzing 43 verified reviews, HotelKey users most value its , while rezStream users highlight ease of use, user feedback and customization, integration. Click any theme to see what reviewers say.
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| Pros | |
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Ease of Use
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User Feedback and Customization
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Integration
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Reservation and Guest Management
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| Cons | |
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User Feedback and Customization
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Group Bookings and Reservation Modifications
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HotelKey vs rezStream: Rankings by Hotel Segment
How each product ranks among Hotel Management Software vendors for different property sizes, types, and regions — based on verified reviews from hoteliers in each segment.
By Hotel Size
| Segment |
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|---|---|---|
| Small (10-24 rooms) ▾ | #34 4 reviews | #20 17 reviews |
| Mid-Size (25-74 rooms) ▾ | #21 10 reviews | #33 2 reviews |
| Large (75-199 rooms) | #23 0 reviews | — |
By Property Type
| Segment |
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|---|---|---|
| Boutique ▾ | #32 4 reviews | #24 9 reviews |
| Luxury ▾ | — | #23 7 reviews |
| Branded / Chain | #23 4 reviews | #22 4 reviews |
| Extended Stay | — | #23 2 reviews |
By Region
| Segment |
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| North America ▾ | #16 15 reviews | #12 27 reviews |
| Europe | #37 0 reviews | #39 0 reviews |
Which Features Does HotelKey HMS Have That rezStream Doesn't (and Vice Versa)?
According to HTR's product database, HotelKey HMS and rezStream share 36 features. Here are the key differences — features one has that the other lacks.
| Feature |
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| Automated reminders | ||
| Direct billing | ||
| Gift Vouchers | ||
| Group Booking Engine | ||
| Guest App | ||
| Guest Communication (SMS Messaging) | ||
| Integrated ID & Passport Scanner | ||
| Multi-lingual | ||
| Native Email Marketing | ||
| Tablet/Kiosk Check-in | ||
| Task Management | ||
| Website Development |
Showing top differences. 7 more features differ between these products.
HotelKey vs rezStream: The Bottom Line
Ranks higher for
Unique capabilities
What hoteliers love
RezStream is frequently highlighted for its user-friendly interface, making it easy to train staff and manage daily operations efficiently. This ease... RezStream is frequently highlighted for its user-friendly interface, making it easy to train staff and manage daily operations efficiently. This ease of use is appreciated by users in several reviews, underscoring the software's intuitive nature.
Users appreciate RezStream's openness to feedback and enhancements, regularly implementing useful updates. This responsiveness ensures the tool contin... Users appreciate RezStream's openness to feedback and enhancements, regularly implementing useful updates. This responsiveness ensures the tool continually adapts to business needs.
RezStream provides essential integrations with OTA and credit card processing, simplifying operations and supporting revenue growth. Users appreciate... RezStream provides essential integrations with OTA and credit card processing, simplifying operations and supporting revenue growth. Users appreciate the seamless operational integration it offers.
Where hoteliers push back
Users appreciate RezStream's openness to feedback and enhancements, regularly implementing useful updates. This responsiveness ensures the tool contin... Users appreciate RezStream's openness to feedback and enhancements, regularly implementing useful updates. This responsiveness ensures the tool continually adapts to business needs.
Several users have pointed out areas for improvement, particularly in handling group bookings and modifying reservations, where certain automation and... Several users have pointed out areas for improvement, particularly in handling group bookings and modifying reservations, where certain automation and inventory tracking features are lacking.
Ranks higher for
Unique capabilities
Where the ratings diverge most
Frequently Asked Questions About HotelKey HMS vs rezStream
Can HotelKey HMS replace rezStream?
It depends on your requirements. HotelKey HMS and rezStream share many core Hotel Management Software features, but each has unique capabilities. HotelKey HMS offers 31 verified integration partners, while rezStream offers 5. Review the feature comparison above to see where they differ before switching.
Which is better for small or independent hotels?
Small hotels should prioritize ease of use and fast onboarding. rezStream leads in ease of use at 4.8/5 vs 4.1/5. Look for transparent pricing and a trial or demo option. Filter reviews on each product page by property size to hear from hotels like yours.
Do HotelKey HMS or rezStream offer a free plan?
HotelKey HMS: No. rezStream: No. Neither product currently offers a free tier. Most Hotel Management Software vendors offer demos or trials — request one from each to evaluate before committing.
How Does HTR Evaluate and Rank HotelKey HMS and rezStream?
The HT Score is a composite ranking that considers 4 criteria groups and over a dozen variables to help hoteliers objectively compare hotel technology products. HotelKey has an HT Score of 0 and rezStream has 76. Here is how the score is calculated.
| Criteria Group | Weight | What It Measures |
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| Customer Ratings & Reviews |
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How highly do users recommend this product? Ratings Score, Review Volume, Share of Voice, Review Depth, Review Recency, Success Stories ▾ The most heavily weighted factor. Analyzes average satisfaction ratings (likelihood to recommend, ease of use, support, ROI), total review count relative to category peers, review recency (at least 20 reviews in the trailing 6 months), and share of voice across unique hotel clients to detect selection bias. |
| Partner Ecosystem |
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How highly do tech partners recommend this company? Partner Recommendations, Integration Quantity, Integration Quality ▾ Evaluates partner recommendations as expert votes of confidence, the number of verified integrations, and ecosystem quality — the average HT Scores of integration partners. Products with higher-quality integration ecosystems are more likely to deliver a connected tech stack. |
| Customer Centricity |
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How customer-centric is this organization? Certified Support, Review Consistency, Profile Completeness ▾ Assesses whether the company has earned HTR Customer Support Certification, maintains consistent review collection over time (an indicator of feedback-driven culture), and keeps product profiles complete with capabilities, screenshots, pricing, and features. |
| Reach, Staying Power & Resources |
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How extensive is this company's reach and resourcing? Geographic Reach, Staying Power, Company Resources, Trending Score ▾ Measures global presence (countries and regions served), years in business as a stability proxy, team headcount as a resource proxy, and a trending score based on trailing-twelve-month buyer inquiries, reviews, partner recommendations, and press activity. |
Customer ratings and reviews are by far the most important factor in the HT Score algorithm. HTR does not accept payment for higher rankings. All reviews are verified — only hotel industry practitioners with confirmed affiliations can submit ratings. View full HT Score methodology →
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