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Built to last. So are our client relationships.

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CoreLine is a software development company founded in 2016. Over 9 years we've delivered 100+ projects for startups, growing companies, and established businesses across healthcare, fintech, insurance, security, eCommerce, and more.

  • Min project size
    $10,000+
  • Hourly rate
    $50 - $99 / hr
  • Employees
    10 - 49
  • Locations
    Zagreb, Croatia
  • Year founded
    Founded 2016

1 Locations

  • Zagreb , Croatia

Select Focus Area
Application Platforms
Amazon Application Development Framework
75%
Azure Platform
15%
Low Code Development
No Code Development
AI Technologies & Models
Anthropic
25%
Open AI GPT-3
20%
AI2
5%
AI21
5%
Cohere
5%
Deepmind Gopher
5%
Facebook OPT
5%
GPT-J
5%
GPT-Neox
5%
Hugging Face Bloom
5%
Meta Make-a-Video
5%
Microsoft X-Clip
5%
Tabine
5%
Frameworks and CMS
Other frameworks and CMS
5%
Programming & Scripting
Typescript
30%
PHP
15%
SQL
10%
User Experience Focus
Industries
Consumer products & services
20%
eCommerce
15%
Education
10%
Other industries
10%
Business services
5%
Financial services
5%
GPS, Navigation & GIS
5%
Gambling
5%
Information technology
5%
Medical
5%
Real estate
5%
Retail
5%
Telecommunications
5%
Clients
Midmarket ($10M - $1B)
50%
Small Business (<$10M)
30%
Enterprise (>$1B)
20%

Pricing Snapshot

Min. project size $10,000+
Avg. hourly rate $50 - $99 /hr
Rating for cost 4.8 /5

What Clients Have Said

CoreLine offers competitive pricing with project costs ranging from under $5,000 to over $250,000, depending on project scope and client size. Clients appreciate their value for cost, timely delivery, and responsive support, reinforcing their reputation as a reliable development partner.

This summary is based on verified Clutch reviews.

Most Common Project Size

$50,000 - $199,999 based on 17 reviews
< $10,000 $10,000 - $49,999 $50,000 - $199,999 > $200,000

Select a service to see pricing information

Highly Rated Similar Providers

CoreLine Review Insights

Overall Review Rating

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

Top Mentions

Review Highlights

  • High-Quality Deliverables

    CoreLine's clients are consistently pleased with the quality of their deliverables, which often exceed expectations. Their work has resulted in tangible business improvements, including increased sales and improved platform performance.

  • Flexible and Adaptable to Client Needs

    Clients appreciate CoreLine's flexibility in adapting to their specific needs and requirements. They are open to adjusting their approach to better align with client goals and objectives.

  • Areas for Improvement in Resource Availability

    Some clients suggest that CoreLine could benefit from scaling their resources to avoid being stretched thin. Increasing their team size could help manage workload and avoid potential delays.

  • Proven Expertise in Diverse Industries

    CoreLine has shown expertise in various sectors, including event management, healthcare, insurance, and digital marketing. Clients appreciate their ability to tailor solutions to industry-specific challenges, enhancing user experiences and streamlining operations.

  • Innovative Problem Solving

    CoreLine is recognized for their creative problem-solving abilities. They tackle challenges head-on and are able to find innovative solutions to technical issues, which clients find invaluable.

  • Positive Impact on Business Metrics

    CoreLine's work has positively impacted clients' business metrics, such as customer retention and sales growth. Their ability to deliver effective solutions has helped clients achieve significant business objectives.

CoreLine Reviews

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Services
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Ecosystem Development for Event Mgmt Company

  • Custom Software Development Mobile App Development Web Development
  • NodeJS
    +7
  • Confidential
  • Jan. 2018 - June 2021
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

“They felt like an extension of our team.”

Jun 8, 2026
Manager, CoreEvent d.o.o.
Anonymous
Verified
  • Consumer products & services
  • Zagreb, Croatia
  • 1-10 Employees
  • Online Review
  • Verified

CoreLine developed an ecosystem for an event management platform. This included a mobile app that synced ticket sales with the government fiscal system in real time.

UX/UI Design Support for Digital Marketing Agency

  • UX/UI Design
  • Less than $10,000
  • Nov. 2022 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

“Everyone is happy with CoreLine’s deliverables.”

Jan 31, 2023
Commercial Director, Digital Marketing Agency
Anonymous
Verified
  • Advertising & marketing
  • London, England
  • 11-50 Employees
  • Phone Interview
  • Verified

CoreLine delivers UX/UI designs for a digital agency’s customer projects when the client doesn’t have the internal capacity. Their team utilizes the provided briefs to create designs in Figma and Sketch. 

Mobile App Development for Career Center

  • Mobile App Development
  • Less than $10,000
  • Nov. - Dec. 2022
5.0
Quality
5.0
Schedule
4.5
Cost
5.0
Willing to Refer
5.0

"Everything was done according to the implementation plan and expectations."

Jan 27, 2023
Business Development Coordinator, CKM Dubrovnik
Lora Bušković
Verified
  • Other industries
  • Dubrovnik, Croatia
  • 11-50 Employees
  • Online Review
  • Verified

CoreLine developed a career center's mobile app that was meant to facilitate networking during their event. They conducted a discovery meeting to gather all information they would need for the development.

Web & Custom Software Dev for Business Consulting Firm

  • Custom Software Development Web Development
  • $50,000 to $199,999
  • Mar. 2022 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"I’m impressed by their responsiveness and time management skills."

Jan 23, 2023
Director & Owner, DanCompliance
Ronni Palmqvist
Verified
  • Other industries
  • Denmark
  • 11-50 Employees
  • Phone Interview
  • Verified

CoreLine is helping a business consulting firm develop a mobile-responsive website, as well as a progressive web app. Key technologies being used include Vue.js and PHP.

MVP Development for Healthcare Startup

  • Custom Software Development
  • $50,000 to $199,999
  • June 2020 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"We consider them an integral part of our company team."

Jan 19, 2023
Executive, Healthcare Startup
Anonymous
Verified
  • Other industries
  • Manhattan, New York
  • 1-10 Employees
  • Online Review
  • Verified

CoreLine is developing a healthcare startup's MVP using Jira. They provide experienced developers that help in writing the code in the native language and updating the client's service with AWS.

Web Development & UI/UX for Insurance Company

  • UX/UI Design Web Development
  • $200,000 to $999,999
  • Sep. 2019 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"I don’t think there’s been anything that they haven’t been able to find a solution for."

Apr 6, 2021
Managing Director, Insync Insurance Solutions Ltd
Jon Norman
Verified
  • Financial services
  • United Kingdom
  • 51-200 Employees
  • Phone Interview
  • Verified

CoreLine is an ongoing development partner. Initially, they created frontend systems for insurance applications that are tied into the client's existing backends. All builds are web-based so far.

Custom Software Development for Video on Demand Service

  • Custom Software Development
  • $50,000 to $199,999
  • Oct. 2020 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
4.5
Willing to Refer
5.0

“Each person involved in the project knows their field well. They’re clearly experts.”

Mar 18, 2021
CAO, Svevid d.o.o.
Danijel Popović
Verified
  • Arts, entertainment & music
  • Croatia
  • 11-50 Employees
  • Phone Interview
  • Verified

CoreLine redesigned the frontend of a video streaming service. From there, they redeveloped the backend CMS from scratch, featuring a video database, reporting system, and user management features.

Mobile App Dev for Startup

  • Mobile App Development
  • $50,000 to $199,999
  • June 2020 - Ongoing
4.5
Quality
4.5
Schedule
3.5
Cost
4.5
Willing to Refer
5.0

“They stepped up to the plate and worked very hard to get things done.”

Sep 17, 2020
COO, Young Planet
Anonymous
Verified
  • Other industries
  • United Kingdom
  • 1-10 Employees
  • Phone Interview
  • Verified

CoreLine developed a new version of a React Native mobile app by replicating the codebase to ensure they maintained all functionality. Then they cleaned things up to make it more scalable.

Custom CRM Development for Web Development Frim

  • Custom Software Development
  • $50,000 to $199,999
  • Nov. 2019 - May 2020
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

“Their level of expertise is excellent.”

Sep 11, 2020
Owner, Awaken Solutions
Anonymous
Verified
  • Other industries
  • Montreal, Quebec
  • 1-10 Employees
  • Phone Interview
  • Verified

CoreLine provided development and design resources to a client project, helping to build out a CRM integrated with AWS and investment software. The team added secure login and complex reporting functionalities.

Custom Software Development for B2B Marketplace

  • Custom Software Development
  • $50,000 to $199,999
  • Aug. 2019 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Good guys. Hard workers, creative, react well to pressure."

Aug 28, 2020
Co-Founder, MachFast.com
Michael Rossman
Verified
  • Business services
  • London, England
  • 1-10 Employees
  • Online Review
  • Verified

A B2B marketplace hired CoreLine to provide end-to-end software development as well as support services.

Showing 1-10 of 19 Reviews

Our Story

CoreLine has been building web and mobile applications since 2016. In 9 years we've delivered 100+ projects across healthcare, fintech, insurance, and more.

We work as an extension of your team — joining standups, tracking every hour transparently in Jira, and respecting the timelines we put in writing. No padding, no surprises.

Most of our clients stay with us for years. Not because they're locked in — because it works.
That's the only metric we actually care about.

Locations (1)

18a Ulica Florijana Andrašeca ZagrebCroatia 10000

31 - 40

Contact CoreLine

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