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Sleek Review – Is it Safe and Legit?

Item: Sleek
Rating: 4.6
Author: Oleg Tkachenko

4.6

Claim profile

London, United Kingdom

Registration address

http://sleek.com

Declared official website

We evaluate Sleek based on key metrics such as domain stability, user reviews, customer loyalty, popularity and web mentions. Our analysis provides a snapshot of how Sleek is performing, helping you understand whether it’s building trust, maintaining customer loyalty, or facing challenges.

Sleek Trust Tracker
Overall Trust Index The Overall Trust Index is based on multiple factors, including the following individual metrics: Domain Stability Score (measuring domain age and reliability), User Reviews Score (aggregating positive and negative feedback from trusted sources like Trustpilot), Customer Loyalty Index (reflecting customer retention and satisfaction), Popularity Score (tracking online searches and mentions), and the Web Mention Index (analyzing the number of referring domains and online references). Each score is evaluated on a 5-point scale. Learn the assessment criteria in details	4.6/5
User Reviews Score This score is derived specifically from verified user ratings on Trustpilot, offering insight into customer satisfaction.	3.9/5
Customer Loyalty Index This index reflects the level of customer loyalty to a company based on the ratio of positive to negative reviews, while also factoring in the company’s responses to negative feedback. This parameter helps evaluate how satisfied customers are with the company's products or services.	5/5
Popularity Score The popularity score is based on website traffic, user engagement statistics, compared to previous periods to evaluate growth or decline. The data was obtained using Similarweb, a comprehensive SEO platform that provides insights into website performance, keyword analysis, and competitive research	5/5
Web Mention Index This index measures how frequently a company or its website is mentioned across external sites, typically through referring domains. This index reflects the online visibility and reputation of the company, indicating how often it is cited or discussed in various digital platforms.	5/5
Domain Stability Score This score assesses the reliability and consistency of a domain over time, typically based on factors such as the age of the domain, the frequency of ownership changes, and any periods of downtime or suspension. A high score indicates that the domain has been stable, with consistent operation and ownership, which can suggest trustworthiness and longevity in the digital space.	5/5

Top 5 Countries Where Sleek is Popular

We analyzed the popularity of Sleek across various countries over the past month to identify where it's most in demand. The data, sourced from Ahrefs, highlights regions where the brand is recognized and attracts interest, offering a general view of its performance in different markets.

*The chart shows monthly website visitors.

What are Sleek Reviews?

User Reviews Score

3.9 /5

According to Trustpilot data

, users have left 3693 reviews about the company. The most recent review was posted on 4 June 2026, and the overall Trustpilot rating for Sleek is 3.9.

3.9 /5 rate of 3,693 reviews
5-star	86.08%
4-star	8.67%
3-star	1.25%
2-star	1%
1-star	3.01%

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Customer Loyalty and Perception of Sleek

Customer Loyalty Index

5 /5

The trust and satisfaction index for Sleek is derived from the ratio of positive to negative reviews, offering a clear measure of customer loyalty and overall sentiment. Built on data from Trustpilot, a globally recognized platform for consumer feedback, this index provides valuable insight into how the brand is perceived by its customers. A high ratio of positive reviews signals strong loyalty, while a prevalence of negative feedback highlights areas for improvement in the customer experience.

How Does Sleek Show Up in Online Feedback?

Most reviews for Sleek are positive, and the few negative comments do not significantly affect its reputation. Overall, Sleek appears to be a trustworthy and well-regarded company, though it’s reasonable to keep monitoring its performance.

According to current data, Sleek monitors customer reviews, which shows attention to feedback and a readiness to address client concerns.

What makes Sleek so well-loved by customers?

Sleek is highly regarded by users, with 3499 positive reviews highlighting its reliable and trustworthy services.

Top 5 reasons why people are satisfied with companies in the financial sector:

Outstanding customer support	Fast, courteous, and solution-focused assistance.
Transparent pricing	No hidden costs and clear explanations of all terms.
Strong security standards	Data is handled with care and professionalism.
Speedy service delivery	Requests and transactions are completed without unnecessary delays.
Smooth user experience	The platform is intuitive and performs consistently across devices.

Are Sleek's services gaining or losing popularity?

Popularity Score

5 /5

We compared the average website traffic of Sleek over the past four calendar months with the industry benchmark for the Accounting and Bookkeeping Services category, which currently stands at 1088

, to assess the company’s relative visibility and competitive standing.

According to Similarweb data for May 2026, the website recorded 250,311 visits last month, providing insights into its current online presence and traffic dynamics.

Dynamics of site visits over the past 12 months

While the primary evaluation relies on comparing the company with its industry peers, it is equally valuable to observe its traffic dynamics over time.

Over the past year, website traffic has dropped significantly by 31.77% , raising concerns about the declining popularity of Sleek's services. A drop of this size may point to deeper issues, such as increased competition, customer dissatisfaction, or ineffective marketing strategies. Addressing these challenges could help Sleek reverse this downward trend and improve customer engagement.

Disclaimer:

Website traffic is an additional source of information for evaluating a company's popularity, but it should not be solely relied upon, as other factors may also influence these metrics.

Sleek’s Recognition and Trust in the Digital Space

Web Mention Index

5 /5

Backlinks (links from other websites) show how well-known and trusted a company is online. However, the quality of these links is more significant than the quantity. The more high-quality sites link to Sleek’s website, the higher its credibility in the eyes of customers and partners. This can indicate that the company is recognized as reliable and popular in its industry.

In our analysis, we filter out low-quality sites and focus exclusively on backlinks from trusted, authoritative sources. We have tracked the number of these high-quality sites linking to http://sleek.com and monitored changes over the past month. This metric is crucial for assessing how widely the brand is recognized and how much trust it holds in the digital space.

The domain http://sleek.com has 793 referring domains.

*Referring domains data sourced from Serpstat

The average number of referring domains in the ‘Accounting and Bookkeeping Services’ category is 49

Sleek’s backlink profile is significantly higher than the industry average, which is a clear sign of exceptional trust and authority. This suggests that Sleek is not only a dominant player in its market but also a highly reliable and respected brand. With such a strong digital presence, Sleek is likely viewed as a safe and authoritative choice by both consumers and business partners.

Note:

Companies with backlink profiles far above the average are industry leaders and are trusted significantly more than competitors, making them standout choices in the market.

Recognition and Trust
in the Digital Space (%)

*Trust level based on unique referring domains

Is the Sleek Website Reliable and Stable?

Domain Stability Score

5 /5

We analyzed the registration date of the Sleek domain to assess its stability and reliability. Regardless of how long the domain has been active, its age remains an important indicator of the company’s trustworthiness and resilience in the digital space.

The domain registration data is provided below http://sleek.com
Expires On	2029-10-09
Registered On	1996-02-02
Updated On	2020-03-20

Sleek has demonstrated a lasting presence in the market, reflected in the long-standing activity of its domain. Such an extended tenure suggests the company's stability and adaptability, as well as its efforts to build trust with clients and partners. This long-term presence may indicate experience and professionalism, contributing to its reputation within the industry.

Can Sleek’s long-established domain be considered a mark of trust?

While domain age is a positive indicator of stability and professionalism, it should be considered alongside other factors, such as customer reviews and overall reputation, to form a comprehensive assessment of the company's reliability.

Comparison of Sleek with Organic Competitors

An analysis of the Sleek website and its competitors, conducted using Ahrefs, provides a clear insight into the leading companies in the market.

The analysis focuses on three core metrics, which provide a clear picture of how well Sleek competes in its niche, highlight growth opportunities, and outline actionable steps to strengthen its market position.

	Traffic Monthly traffic indicates the website’s popularity among users.	Monthly traffic changes Traffic changes over the past month reveal growth or decline in interest.
sleek.com	80618	-5185
lawpath.com.au	352953	-5299
sprintlaw.com.au	745320	-4940
hrblock.com.au	1270063	-216462

What Does Sleek Offer?

Sleek is a company that aims to assist entrepreneurs, SMEs, and investors in managing their businesses more efficiently by handling administrative tasks. Since its establishment in 2016, Sleek has supported numerous startups and businesses with accounting, tax, and compliance services through cloud accounting solutions. The company has offices in the UK, Singapore, Hong Kong, and Australia, allowing them to serve clients in these regions. In addition to accounting and bookkeeping services, Sleek offers assistance with tax matters such as SEIS/EIS Advance Assurance and R&D Tax Credits for businesses engaged in research and development. Their team of accountants specializes in various industries like e-commerce, property, and crypto. Sleek is part of the Sleek Tech Group, a Singapore-based organization founded in 2017 with a global presence and a focus on leveraging technology to support customers' back-office operations. Their services include financial management, bookkeeping, CFO services, and business insurance. For more information about Sleek's accounting services, individuals can visit their website at sleek.com.

Sleek Contacts
Contact telephone	+44 3333 444 213
Registration address	3rd Floor Office, 207 Regent Street London United Kingdom

Conclusion: Is Sleek Legit? Is it Safe?

To verify the legitimacy of Sleek with 100% certainty, it’s essential to consult official regulatory websites overseeing the company's operations. However, we can provide some key indicators based on several performance metrics to help assess the company’s trustworthiness and safety.

Overall Score: 4.6/5

A high score indicates that Sleek is highly regarded by its customers, delivering excellent service with minimal complaints. This level of trust and recognition positions Sleek as a leader in its field. Customers can confidently rely on its services, as it has proven to be consistent and dependable.