HotelKey PMS vs. Guestline (Rezlynx PMS): Which Is Right for You?

Updated May 16, 2026  ·  174 verified reviews analyzed

TLDR

We analyzed 174 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 in ROI and onboarding , with exclusive features like Guest App and Employee Messaging.

Access Hospitality shines when it comes to customer support — especially for independent properties (4.6/5) , with exclusive features like Guest CRM and Guest profiles.

See the full breakdown below ↓

How Does HotelKey PMS Compare to Guestline (Rezlynx PMS)?

Side-by-side ratings based on 174 verified hotelier reviews on HTR.

HTScore
20
24
Likelihood to Recommend
92%
90%
Ease of Use
4.5/5
4.5/5
Customer Support
4.3/5
4.5/5
Value for Money
4.4/5
4.2/5
Starting Price From $800/mo Contact sales
Verified Reviews 31 143

What Are the Pros and Cons of HotelKey PMS vs Guestline (Rezlynx PMS)?

After analyzing 174 verified reviews, HotelKey users most value its user-friendliness, mobile integration, pms simplification, while Access Hospitality users highlight customer support, intuitive cloud-based pms, integration with third-party systems. Click any theme to see what reviewers say.

HotelKey HotelKey Access Hospitality Access Hospitality
Pros
+ User-Friendliness
+ Customer Support
+ Mobile Integration
+ Intuitive Cloud-based PMS
+ PMS Simplification
+ Integration with Third-party Systems
+ Training and Onboarding
+ User Training and Onboarding
Cons
Configuration and Customizability
System Speed and Reliability
Customer Support Challenges
Room Management and Booking
Reporting Limitations
Customizable Features

HotelKey vs Access Hospitality: Rankings by Hotel Segment

How each product ranks among Property Management Systems vendors for different property sizes, types, and regions — based on verified reviews from hoteliers in each segment.

By Hotel Size

Segment HotelKey HotelKey Access Hospitality Access Hospitality
Small (10-24 rooms) #47 6 reviews #16 65 reviews
Mid-Size (25-74 rooms) #33 16 reviews #14 57 reviews
Large (75-199 rooms) #30 3 reviews #18 9 reviews
X-Large (200+ rooms) #35 1 reviews #38 1 reviews

By Property Type

Segment HotelKey HotelKey Access Hospitality Access Hospitality
Boutique #46 8 reviews #17 52 reviews
Luxury #46 4 reviews #17 46 reviews
Branded / Chain #30 8 reviews #13 41 reviews
Extended Stay #40 2 reviews #41 2 reviews

By Region

Segment HotelKey HotelKey Access Hospitality Access Hospitality
North America #18 28 reviews #51 10 reviews
Europe #54 0 reviews #9 118 reviews
Asia Pacific #17 4 reviews
Middle East #23 1 reviews

The Decision

Choosing a property management system (PMS) is a critical decision for your hotel, aiming to streamline operations and elevate guest experiences. HotelKey’s PMS and Guestline (Rezlynx) both serve this purpose but differ significantly in scale, features, and user feedback. HotelKey, with fewer reviews but more recent feedback, exhibits higher overall satisfaction and ease of use, while Guestline’s broader market presence and extensive integrations make it appealing for larger or expanding properties. Which aligns best with your hotel’s needs?

Is HotelKey or Guestline Better for Hotels?

Both HotelKey and Guestline address core hotel management challenges like reservations, check-ins, invoicing, and reporting, but they diverge in execution and scope. HotelKey, founded in 2015, focuses primarily on ease of use, rapid onboarding, and a streamlined interface, making it ideal for small to mid-sized hotels seeking simplicity. Guestline, established in 1991, offers a more feature-rich, multi-functional platform with extensive third-party integrations, suited for growing or larger hotel groups.

HotelKey’s recent reviews highlight its intuitive touch-based system, praised for quick staff training and reliable performance. Conversely, Guestline’s older, more established user base emphasizes its comprehensive capabilities, though some mention system slowdowns and a steeper learning curve. Do you prioritize a straightforward, user-friendly platform or a highly customizable solution with broader integrations?

HotelKey vs Guestline: Which Should Your Hotel Choose?

If your hotel values rapid onboarding, minimal training time, and a user-friendly interface, HotelKey is the better fit. Its higher review count (30 vs 134), more recent feedback, and ease of use rating (4.62/5 vs 4.47/5) make it a compelling choice for small to medium properties prioritizing efficiency.

If your hotel needs extensive integration options, advanced reporting, and features like multi-currency, guest CRM, or gift vouchers, Guestline is preferable. Its larger ecosystem (95 verified partners) and a broader array of features (only 40 shared, 9 unique to HotelKey, 11 unique to Guestline) cater to properties seeking a full-scale, adaptable platform.

In summary, for straightforward management with quick staff adoption, choose HotelKey. For complex operations needing a wide feature set and integrations, opt for Guestline.

Is HotelKey or Guestline Easier to Use?

With a user experience rating of 4.62/5 compared to Guestline’s 4.47/5, HotelKey edges out in usability. Reviewers praise its intuitive touch-based interface, mobile apps, and simple learning curve, often noting staff can be trained within hours.

Guestline’s platform, while also rated highly, has a steeper learning curve due to its broader feature set and complexity. Users appreciate the comprehensive training support but find some functionalities less straightforward initially.

Edge: HotelKey.

Which Has Better Features: HotelKey or Guestline?

HotelKey offers 40 shared features plus 9 exclusive to it, such as integrated ID & Passport scanner, shift planning, and guest app functionalities. Guestline provides 40 shared features but boasts 11 unique features like guest CRM, multi-lingual support, and native email marketing, emphasizing its broader capabilities.

HotelKey’s specialized features suit hotels looking for streamlined operations with essential add-ons, while Guestline’s extensive integrations and modules serve larger or multi-faceted properties.

Edge: Guestline.

Which Has Better Customer Support: HotelKey or Guestline?

HotelKey’s recent reviews indicate it's generally praised for its support, with a score of 4.38/5, and comments like “the support is superb, always quick and polite.” However, some users mention occasional delays or bugs.

Guestline’s support rating is slightly higher at 4.41/5, with reviewers citing “thorough onboarding” and “helpful responses,” though some report slow responses and system issues. Given the similar scores, HotelKey’s more recent feedback and consistently positive experiences give it an edge.

Edge: HotelKey.

Which Has More Integrations: HotelKey or Guestline?

Guestline integrates with 95 verified partners, including major OTAs and revenue management systems, offering a flexible, connected environment. HotelKey supports 31 verified integrations, with notable partners like OTAs, POS systems, and GDS connectivity, but fewer overall.

If an extensive third-party ecosystem is essential for your operations, Guestline’s broader integrations provide more options. For those valuing a simpler, more focused set of integrations, HotelKey remains competitive.

Edge: Guestline.

Which Do Hoteliers Rate Higher: HotelKey or Guestline?

HotelKey, with a 4.96/5 overall rating from 30 reviews and a 92% likelihood to recommend, garners higher satisfaction among hoteliers. Recent reviews emphasize its ease of use, fast onboarding, and reliable support.

Guestline’s 4.53/5 rating from 134 reviews and 90% likelihood to recommend reflect its established presence, but some negative comments about system speed and support persist. For current user satisfaction, HotelKey holds the advantage.

Edge: HotelKey.

How Much Do HotelKey and Guestline Cost?

HotelKey charges a flat monthly fee of $800 with no implementation or additional costs, making its pricing transparent and predictable. Guestline’s pricing is not publicly disclosed, and its costs vary based on modules and integrations, often making it less transparent.

For budget-conscious hotels seeking straightforward, predictable pricing, HotelKey offers clear value. Larger properties or groups may need to request quotes from Guestline for tailored cost estimates.

What Type of Hotel Should Use HotelKey?

  • Hotels that prioritize ease of use, quick onboarding, and reliable performance.
  • Small to medium-sized properties needing a simple yet effective PMS.
  • Hotels with limited IT resources looking for a mobile-friendly system.
  • Boutique hotels seeking configurability without complexity.
  • Properties where staff training time is limited or turnover is high.

Not ideal if you require advanced revenue management, multi-currency support, or extensive third-party integrations.

What Type of Hotel Should Use Guestline?

  • Hotels that need a broad set of features like CRM, multi-lingual support, and gift vouchers.
  • Larger or expanding properties seeking extensive third-party integrations.
  • Hotels managing multiple revenue streams, including conferences and events.
  • Properties looking for comprehensive reporting and automation tools.
  • Hotels in international markets requiring multi-currency support.

Not ideal if your focus is on a simple, easy-to-learn PMS or if you have a limited budget.

HotelKey vs Guestline: The Bottom Line for Hotels

HotelKey offers a straightforward, user-friendly platform that excels in quick onboarding, staff training, and reliability, with recent reviews confirming its high satisfaction rate. Guestline provides a more extensive feature set and deeper integrations, making it suitable for larger, complex operations but with some challenges in speed and support.

Choose HotelKey if ease of use, rapid deployment, and recent positive reviews matter most. Opt for Guestline if your hotel needs a flexible, integrated system with advanced features and a broad partner network.

In conclusion, if simplicity and current high user satisfaction are your top priorities, HotelKey is the clear choice. For more extensive capabilities and a proven track record in larger markets, Guestline remains a strong contender.

How Much Do HotelKey PMS and Guestline (Rezlynx PMS) Cost?

Property Management Systems pricing is rarely straightforward. Here is what we know from each vendor's public pricing data. Always request a custom quote for your property size.

HotelKey HotelKey Access Hospitality Access Hospitality
Starting Price From $800/mo

Which Features Does HotelKey PMS Have That Guestline (Rezlynx PMS) Doesn't (and Vice Versa)?

According to HTR's product database, HotelKey PMS and Guestline (Rezlynx PMS) share 40 features. Here are the key differences — features one has that the other lacks.

Feature HotelKey HotelKey Access Hospitality Access Hospitality
Automated Assignments
Automated Space Optimization
Gift Vouchers
Gift Vouchers & Prepaid Experiences
Guest CRM
Guest profiles
ID Scanning & Registration Pre-fill
Integrated ID & Passport Scanner
Multi-currency
Multi-lingual
SOC2 Complaint
Shift Planning

Showing top differences. 8 more features differ between these products.

Real-World Results: HotelKey vs Access Hospitality by Business Goal

We analyzed 6 verified case studies to compare what hotels actually achieve with each platform across four key business objectives.

Increase Revenue & Reduce Costs
HotelKey HotelKey

No published case study for this goal yet.

Access Hospitality Handel’s Hotel Small
+ Ease of Use: The resulting efficiencies have both saved time due to a more productive and efficient team, and resulted in cost savings with much of the administrative work now automated.
+ On hand support: Easy access to a helpful and knowledgeable customer support team was key to any platform selection so problems could be quickly rectified.
+ Seamless Integration: A fully integrated solution also means less time spent reconciling information between systems, allowing for more guest time.

"We are delighted with the Guestline platform. We were looking for a system that quickly brought efficiencies to the operation as well as setting us up for the future, as guests loo..."

Christian Nanni
Christian Nanni
Managing Director
Increase Operational Efficiency
HotelKey HotelKey

No published case study for this goal yet.

Access Hospitality Barberstown Castle Small
+ Improved team morale - The efficiencies associated with integration have also built morale within the team.
+ Easy access to accurate, real-time information for all!
+ Superior training combined with accessible support.

"It allows us the flexibility to know weddings, food and beverage and rooms information are all on the one platform. Anyone can access the system from any place and at any time and..."

Ted Robinson
Ted Robinson
Managing Director
Improve Guest Experience
HotelKey HotelKey

No published case study for this goal yet.

Access Hospitality Ingliston Country Club and Hotel Small
+ Greater confidence in security of payment processing
+ Ease of implementation - One point of contact within Guestline to ensure a smooth transition and assist with any queries made for a seamless and hassle-free switchover.
+ Streamlined processes - There is a reduction in

"We were so impressed with the support offered by Guestline. The installation of both solutions was easy and stress-free."

Stuart Monk
Stuart Monk
Finance Director

HotelKey vs Access Hospitality: The Bottom Line

HotelKey
HotelKey
4.6/5 from 31 reviews

What hoteliers love

User-Friendliness 97% positive

Users frequently mention the ease of use of HotelKey, highlighting its intuitive design that allows quick training of staff and seamless navigation. T... Users frequently mention the ease of use of HotelKey, highlighting its intuitive design that allows quick training of staff and seamless navigation. This is especially valued in fast-paced environments where efficiency is critical.

Mobile Integration 91% positive

The mobile app integration is well-received, allowing managers and staff to access essential functions and statistics in real-time from their smartpho... The mobile app integration is well-received, allowing managers and staff to access essential functions and statistics in real-time from their smartphones or tablets, facilitating better operational management and customer service.

PMS Simplification 82% positive

HotelKey's PMS is cited as simplifying hotel operations by integrating multiple functions, such as reservations, housekeeping, billing, and more withi... HotelKey's PMS is cited as simplifying hotel operations by integrating multiple functions, such as reservations, housekeeping, billing, and more within a single platform. This consolidation helps streamline processes and reduce operational complexity.

Where hoteliers push back

Configuration and Customizability 56% negative

HotelKey is praised for its high configurability, enabling properties to tailor the system to their unique business needs. However, some users feel th... HotelKey is praised for its high configurability, enabling properties to tailor the system to their unique business needs. However, some users feel there is room for improvement regarding customizable reporting and additional features.

Customer Support Challenges 43% negative

While generally praised, some users report inconsistent customer support experiences, including delayed responses and unhelpful interactions. For a PM... While generally praised, some users report inconsistent customer support experiences, including delayed responses and unhelpful interactions. For a PMS, timely and effective support is crucial in maintaining smooth hotel operations.

Ranks higher for

X-Large (200+ rooms) #35 vs #38
Motels #10 vs #42
US #17 vs #25
North America #18 vs #51

Unique capabilities

Integrated ID & Passport Scanner ID Scanning & Registration Pre-fill Automated Assignments Shift Planning Automated Space Optimization
4.6/5 ease of use 4.4/5 support 31 integrations
Visit Profile
Access Hospitality
Access Hospitality
4.5/5 from 143 reviews

What hoteliers love

Customer Support 76% positive

Good customer support is frequently mentioned as a positive aspect of Guestline, with many users appreciating the fast and helpful responses. Neverthe... Good customer support is frequently mentioned as a positive aspect of Guestline, with many users appreciating the fast and helpful responses. Nevertheless, some users report inconsistencies in support quality and response times.

Intuitive Cloud-based PMS 100% positive

Users appreciate Guestline’s cloud-based PMS for its accessibility from anywhere and its user-friendly nature. The system’s flexibility ensures that h... Users appreciate Guestline’s cloud-based PMS for its accessibility from anywhere and its user-friendly nature. The system’s flexibility ensures that hoteliers can manage operations seamlessly, improving staff efficiency and allowing for better guest experiences. Hoteliers generally find it reliable, though some mention a learning curve initially.

Integration with Third-party Systems 73% positive

Guestline’s capability to integrate with various third-party software like OTAs, EPOS, and payment systems is highly appreciated. This integration fac... Guestline’s capability to integrate with various third-party software like OTAs, EPOS, and payment systems is highly appreciated. This integration facilitates smoother operations and consolidates data management. Hoteliers benefit from seamless connections, although some integrations still require improvement.

Where hoteliers push back

System Speed and Reliability 44% negative

While the system is generally robust, users have reported occasional slowdowns and system crashes. These issues, although not frequent, highlight area... While the system is generally robust, users have reported occasional slowdowns and system crashes. These issues, although not frequent, highlight areas where the system’s reliability could be improved.

Room Management and Booking 76% negative

The system allows for effective management of room bookings and groups, but some users find the process lengthy and the multi-room booking functionali... The system allows for effective management of room bookings and groups, but some users find the process lengthy and the multi-room booking functionality cumbersome. Suggestions for streamlining these processes are common among users.

Ranks higher for

Large (75-199 rooms) #18 vs #30
Mid-Size (25-74 rooms) #14 vs #33
Small (10-24 rooms) #16 vs #47
X-Small (< 10 rooms) #34 vs #48

Unique capabilities

Guest CRM Guest profiles Gift Vouchers & Prepaid Experiences Multi-lingual Multi-currency
4.5/5 ease of use 4.4/5 support 95 integrations
Visit Profile

Where the ratings diverge most

Overall Rating HotelKey 5.0 vs 4.5 (+0.4)
Value for Money HotelKey 4.6 vs 3.8 (+0.8)
Onboarding HotelKey 4.6 vs 4.2 (+0.3)

Frequently Asked Questions About HotelKey PMS vs Guestline (Rezlynx PMS)

Can HotelKey PMS replace Guestline (Rezlynx PMS)?

It depends on your requirements. HotelKey PMS and Guestline (Rezlynx PMS) share many core Property Management Systems features, but each has unique capabilities. HotelKey PMS offers 31 verified integration partners, while Guestline (Rezlynx PMS) offers 95. 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. HotelKey PMS leads in ease of use at 4.5/5 vs 4.5/5. 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 PMS or Guestline (Rezlynx PMS) offer a free plan?

HotelKey PMS: No. Guestline (Rezlynx PMS): No. Neither product currently offers a free tier. Most Property Management Systems vendors offer demos or trials — request one from each to evaluate before committing.

How Does HTR Evaluate and Rank HotelKey PMS and Guestline (Rezlynx PMS)?

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 20 and Access Hospitality has 24. Here is how the score is calculated.

Criteria Group Weight What It Measures
Customer Ratings & Reviews

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

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

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

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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