• Post a Project

Global disruptor in custom development.

Flatline Agency is a leading global digital agency for the world’s most ambitious brands. Driven by a shared vision to shape the future of digital, we unite design, technology, and marketing to create transformative experiences that turn brands into leaders.

Rooted in the philosophy of a digital atelier, we treat our work as fine art, combining precision, innovation, and an unwavering commitment to excellence.

  • Min project size
    $10,000+
  • Hourly rate
    $100 - $149 / hr
  • Employees
    10 - 49
  • Locations
    Amsterdam, Netherlands
  • Year founded
    Founded 2019

1 Locations

  • Amsterdam , Netherlands

Select Focus Area
Application Platforms
Amazon Application Development Framework
90%
Azure Platform
5%
Heroku
5%
CMS Focus
E-commerce Systems
Frameworks and CMS
Django
13%
Programming & Scripting
Typescript
30%
Python
20%
PHP
15%
User Experience Focus
Industries
eCommerce
40%
Advertising & marketing
10%
Automotive
10%
Financial services
10%
Media
10%
Non-profit
10%
Other industries
10%
Clients
Enterprise (>$1B)
40%
Midmarket ($10M - $1B)
40%
Small Business (<$10M)
20%

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

Select a service to see pricing information

Highly Rated Similar Providers

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.

  • Strong Client Relationships

    Many clients noted the agency’s ability to understand their needs quickly and tailor solutions accordingly. The founders' personal involvement and the team’s proactive communication were particularly appreciated.

  • 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.

  • Collaborative and Supportive Team

    The collaborative nature of the agency’s team, along with their supportive approach, was frequently mentioned. Clients felt that Flatline Agency worked closely with them to ensure project success and were always available for support.

  • 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.

Flatline Agency Reviews

Submit a Review
All Filters

0 selected

Sort by
Services
Project Cost
Industry
Location

Web Development for Corporate Finance Firm

  • Web Development
  • $10,000 to $49,999
  • Mar. - Dec. 2021
4.5
Quality
4.5
Schedule
5.0
Cost
4.0
Willing to Refer
4.5

"We achieved everything we wanted to do with them."

Dec 22, 2021
Analyst, Corporate Finance Firm
Anonymous
Verified
  • Financial services
  • Amsterdam, Netherlands
  • 1-10 Employees
  • Phone Interview
  • Verified

A corporate finance firm hired Flatline Agency to provide web development. They created a site based on the client's needs and requirements, which was aimed to attract potential investors.

Web Dev & Design for Digital Marketing Agency

  • Web Design Web Development
  • $200,000 to $999,999
  • May 2020 - Ongoing
5.0
Quality
5.0
Schedule
4.0
Cost
4.0
Willing to Refer
5.0

"They’re a team that practices what they preach; they work fast to deliver what they’ve promised."

Dec 8, 2021
Founder, Agency Nirvana
Ruben Hoogeveen
Verified
  • Advertising & marketing
  • Amsterdam, Netherlands
  • 1-10 Employees
  • Phone Interview
  • Verified

Flatline Agency rebuilds Python, WordPress, and Shopify websites for a digital marketing agency’s customers. The team typically moves into backend development once their frontend design work has been approved.

Web Design & Dev for Synthetic Marketing Agency

  • Web Design Web Development
  • $10,000 to $49,999
  • May - Sep. 2021
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They had a lot of good ideas for the website."

Dec 5, 2021
CEO, Under Reality
Andy Berendsen
Verified
  • Advertising & marketing
  • Amsterdam, Netherlands
  • 11-50 Employees
  • Online Review
  • Verified

A synthetic marketing agency collaborated with Flatline Agency for web design and development services. After discussing project goals, the team created mock-ups and wireframes.

Web Dev for Lingerie Brand

  • Web Development
  • Less than $10,000
  • Oct. - Nov. 2022
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"We were impressed with how fast they are in building this website."

Nov 28, 2022
Owner, Pavo Couture
Elise van Twillert
Verified
  • Retail
  • Amsterdam, Netherlands
  • 1-10 Employees
  • Online Review
  • Verified

Flatline Agency developed a website for a lingerie brand. They conducted a discovery session and created a Shopify platform.

Custom Website Development for Used Devices Company

  • Other IT Consulting and SI
  • $10,000 to $49,999
  • Feb. 2022 - Ongoing
5.0
Quality
4.5
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They really think with you and know what they're doing."

Nov 24, 2022
Owner, Refreshed Apples
Emke Snoep
Verified
  • Telecommunications
  • Amsterdam, Netherlands
  • 1-10 Employees
  • Online Review
  • Verified

Flatline Agency provides custom development support for a used devices company. Two teammates work directly with the client on this engagement. 

3D Website Models for Consumer Products Company

  • E-Commerce Development
  • Less than $10,000
  • July - Aug. 2022
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"The team is easy to reach and has amazing design skills."

Nov 16, 2022
Co-Founder, Looking Frisco
Remco Visser
  • Other industries
  • Amsterdam, Netherlands
  • 1-10 Employees
  • Online Review

Flatline Agency created 3D models for a consumer products company's website. They delivered around two versions of the website until finishing the end product. Three teammates worked directly with the client.

Wen App Development for Artist Management Company

  • Web Development
  • $50,000 to $199,999
  • Apr. 2021 - Jan. 2022
5.0
Quality
5.0
Schedule
5.0
Cost
4.5
Willing to Refer
5.0

"I was impressed with their technical knowledge and the speed at which they operated."

Jan 20, 2022
Founder, Artist Management Company
Rex Rutte
  • Arts, entertainment & music
  • Amsterdam, Netherlands
  • 11-50 Employees
  • Online Review

Flatline Agency built a progressive web app for an artist management company using React. They took care of the project's documentation, design, infrastructure, and business mapping.

Custom E-Commerce Website for Experiential Marketing Agency

  • E-Commerce Development
  • $10,000 to $49,999
  • July - Dec. 2021
5.0
Quality
4.5
Schedule
5.0
Cost
4.0
Willing to Refer
5.0

"Flatline Agency worked really quickly while keeping in mind the goal of our project."

Jan 12, 2022
Sr. Project Manager, WINK
Anouk Diemel
Verified
  • Advertising & marketing
  • Amsterdam, Netherlands
  • 11-50 Employees
  • Online Review
  • Verified

Flatline Agency built an e-commerce website for the client of an experiential marketing agency. They implemented certain features and functionalities, including a custom bottle generator.

Web Development for E-Health Company

  • Web Development
  • $10,000 to $49,999
  • Oct. - Dec. 2021
5.0
Quality
5.0
Schedule
4.5
Cost
5.0
Willing to Refer
5.0

"They worked very professionally and quickly."

Dec 13, 2021
CEO, Dr. Blend Company
Anonymous
Verified
  • Other industries
  • Amsterdam, Netherlands
  • 11-50 Employees
  • Online Review
  • Verified

Flatline Agency developed a website for an e-health company. They initially led a discovery phase before developing the site and delivering a presentation that featured the new site.

Development Services for B2B Platform

  • Custom Software Development
  • $10,000 to $49,999
  • Mar. - Dec. 2021
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Their team communicated clearly, and they were very hard-working."

Dec 6, 2021
CEO, OAS BV
Bas van Leeuwen
  • Other industries
  • Netherlands
  • 1-10 Employees
  • Online Review

Flatline Agency was hired to further develop a B2B platform. They also fixed bugs along the way. The client hired them based on positive reviews.

Showing 11-20 of 20 Reviews

Locations (1)

Gerard Doustraat 246H AmsterdamNetherlands 1073 BW

16 - 20

Contact Flatline Agency

If you’re not seeing exactly what you need here, send this company a custom message. You can talk about your project needs, price, and timeline to get started on your project.

Get connected to see updates from Flatline Agency like new case studies, latest reviews, their latest masterpieces in their portfolio, delivered straight to you.

Additional Connections

(1)