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Global disruptor in custom development.

Flatline Agency is a global disruptor in custom development & design experiences based in Amsterdam.

Our 'unique selling point' is that we begin where every other agency stops. We deliver high-quality work, fast - while leveraging the newest and best techniques available. Of course, all our products are built to scale out of the box - future proof as to the standard.

  • $10,000+
  • $100 - $149 / hr
  • 10 - 49
  • Amsterdam, Netherlands
  • Founded 2019

1 Locations

  • Amsterdam , Netherlands

Focus

Pricing Snapshot

Min. project size $10,000+
Avg. hourly rate $100 - $149 /hr
Rating for cost 4.7 /5

What Clients Have Said

Flatline Agency's pricing varies by project, with costs ranging from €2,000 to €500,000. Clients appreciate their value, noting quick delivery, effective communication, and tailored solutions. Overall, they are seen as offering strong ROI for their services.

This summary is based on verified Clutch reviews.

Most Common Project Size

$10,000 - $49,999 based on 19 reviews
< $10,000 $10,000 - $49,999 $50,000 - $199,999 > $200,000
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Flatline Agency Review Insights

Overall Review Rating

4.9
  • Quality 4.9
  • Schedule 4.8
  • Cost 4.7
  • Willing to Refer 5.0

Top Mentions

Review Highlights

  • Positive Business Impact

    Several clients reported significant improvements in key metrics such as conversion rates, lead generation, sales growth, and digital presence after working with Flatline Agency. Their work often resulted in measurable business benefits.

  • Streamlined Communication

    Clients appreciated the streamlined communication processes, with frequent updates and clear channels through tools like Slack, WhatsApp, and email. This ensured that clients were always in the loop and could provide timely feedback.

  • Areas for Improvement: Internal Communication

    One client suggested that Flatline Agency could improve internal communication. However, they acknowledged that this is a common challenge for many companies.

  • Flexible and Adaptive Approach

    The agency’s flexibility and ability to adapt to changing requirements were highlighted as major strengths. Clients appreciated their willingness to take on ad hoc tasks and adjust plans as needed to meet project goals.

  • Effective Project Management

    Clients praised Flatline Agency for their excellent project management skills, timely deliveries, and responsiveness. Tools like Slack, WhatsApp, and regular meetings facilitated smooth communication and kept projects on track.

  • Expertise in Website Development

    Multiple reviews highlight Flatline Agency’s proficiency in developing custom websites tailored to specific business needs. Clients appreciated the personalized solutions that addressed unique challenges such as e-commerce functionalities, API integrations, and user experience design.

Flatline Agency Reviews

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Web Design & Digital Marketing for Asset Management Company

  • Advertising Branding Content Marketing Conversion Optimization Digital Strategy Email Marketing Graphic Design Marketing Strategy Media Planning & Buying Other Digital Marketing Other Marketing Pay Per Click Search Engine Optimization Social Media Marketing UX/UI Design Web Design Web Development
  • Confidential
  • Jan. 2023 - Ongoing
5.0
Quality
5.0
Schedule
4.5
Cost
5.0
Willing to Refer
5.0

"No stone is left unturned when it comes to strategy, and their adaptability is the key to getting results."

Digital Marketing Specialist, Auréus Group B.V.
Anonymous
  • Financial services
  • Netherlands
  • 51-200 Employees
  • Online Review 
  • Verified

Flatline Agency provides ongoing digital marketing services for an asset management company. They've also revamped the website, created paid and organic content, and helped improve the brand's digital presence.

Custom Upsell Plug-In Dev for Lingerie Company

  • E-Commerce Development
  • Less than $10,000
  • October 2021
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"I was impressed by their mix of different skills from UX design to custom development."

Co-Owner, Pavo Couture
Anonymous
  • Consumer Products
  • Amsterdam, Netherlands
  • 1-10 Employees
  • Online Review 
  • Verified

Flatline Agency developed a custom upsell plug-in for a lingerie company. The team initially provided the designs that showed what the plug-in would look like. From there, they started developing the product. 

Web Design & Dev for Luxury Jewelry Company

  • Custom Software Development UX/UI Design Web Design Web Development
  • $200,000 to $999,999
  • Jan. 2022 - Ongoing
4.5
Quality
4.5
Schedule
4.0
Cost
5.0
Willing to Refer
5.0

“They’re really helpful and quick to respond.”

CMO, Tirisi Company
Diego Van Sommeren
  • Retail
  • Amsterdam, Netherlands
  • 1-10 Employees
  • Phone Interview 
  • Verified

Flatline Agency has provided web design and development services for a high-end jewelry company. They’ve completely redesigned the WordPress website and created an ordering system for B2B and B2C clients.

WordPress Design & Development for Delivery Provider

  • Web Design Web Development
  • $10,000 to $49,999
  • Feb. - Apr. 2022
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Their project management style is easy."

Founder, Lockster
Abel Bijlsma
  • Logistics & Supply Chain
  • Amsterdam, Netherlands
  • 11-50 Employees
  • Online Review 
  • Verified

Flatline Agency designed and developed a delivery provider’s WordPress website. They initially facilitated a kick-off meeting to discuss the client’s desires and goals before building the site from scratch. 

E-Commerce Development for Medical Service Company

  • E-Commerce Development
  • $10,000 to $49,999
  • Sep. - Nov. 2021
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Flatline Agency’s work was excellent. It was a great experience."

Owner & Founder, Medtesters
Hugo Voorheijen
  • Healthcare
  • Amsterdam, Netherlands
  • 11-50 Employees
  • Phone Interview 
  • Verified

Flatline Agency designed and developed a WooCommerce website for a medical service company. The site integrated an API for lab results and a payment gateway, which were also built by their team.

Custom Web Development for Video Production Company

  • Custom Software Development Web Development
  • Less than $10,000
  • July - Aug. 2019
4.5
Quality
4.5
Schedule
4.0
Cost
5.0
Willing to Refer
4.5

"We always had one person discuss things with us, so the process was swift and easy."

Owner, House of Lumen
Gerald Sandel
  • Motion Pictures & Film
  • Amsterdam, Netherlands
  • 1-10 Employees
  • Phone Interview 
  • Verified

Flatline Agency developed a WordPress website for a video production company. The site had one page with videos and information, and they rearranged the template according to the client’s needs.

E-Commerce Development for Menswear Retailer

  • E-Commerce Development
  • $50,000 to $199,999
  • Dec. 2021 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
3.5
Willing to Refer
5.0

"We are impressed with their flexibility and deep knowledge of coding."

CCO, OGER
Bjorn Hillerstrom
  • Retail
  • Amsterdam, Netherlands
  • 51-200 Employees
  • Online Review 
  • Verified

Flatline Agency was hired by a menswear retailer to transform their e-commerce platform, ERP, and POS solution into a 360 omnichannel solution. They are currently building a Shopify site for the client.

Custom Software Dev for Sporting Goods Company

  • Custom Software Development
  • $10,000 to $49,999
  • Aug. 2021 - Feb. 2022
4.5
Quality
4.5
Schedule
5.0
Cost
4.5
Willing to Refer
5.0

"They proved themselves to be flexible, knowledgeable, and pragmatic in finding solutions for technical challenges."

E-Commerce Director, North Actionsports Group
Anonymous
  • Sports
  • Katwijk aan Zee, Netherlands
  • 51-200 Employees
  • Online Review 
  • Verified

Flatline Agency provided custom software development services for a sporting goods company. They built a custom connector between the client's internal systems and Shopify websites.

Web Dev & Branding for Consulting Company

  • Branding Web Design Web Development
  • Less than $10,000
  • Jan. 2021 - Jan. 2022
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"We're impressed with their communication, readiness, support, and eye for detail."

CEO, Pearson & Partners
Anonymous
  • Consulting
  • Amsterdam, Netherlands
  • 11-50 Employees
  • Online Review 
  • Verified

Flatline Agency has collaborated with a consulting company to develop and design a new website. They've also helped come up with a restructured brand identity.

Custom CMS Dev for IT Services Company

  • Custom Software Development Web Development
  • $10,000 to $49,999
  • Oct. 2021 - Feb. 2022
5.0
Quality
5.0
Schedule
4.0
Cost
4.0
Willing to Refer
5.0

"Flatline Agency provided complete custom solutions for our client's needs."

Owner, Digi2L
Lior Dekel
  • IT Services
  • Haarlem, Netherlands
  • 1-10 Employees
  • Online Review 
  • Verified

In efforts to centralize data across different company platforms, an IT services firm hired Flatline Agency to help with the development of a CMS system. Key technologies used were React and Node.js.

Locations (1)

16 - 20

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