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What would you build?

Builder.ai is an AI powered platform that helps you build software 6x faster and 70% cheaper, without becoming a techie. It uses Lego-like reusable features, an AI powered (“Natasha”) assembly line and a network of experts to customise those features. Once built, their Care and Cloud platform makes sure your software project never goes out of date and scales as your business does. Designed for the non technical business user, the platform offers transparent and guaranteed pricing with no lock-in and no need for an expert in the middle.

  • Min project size
    $5,000+
  • Hourly rate
    < $25 / hr
  • Employees
    250 - 999
  • Locations
    London, England
  • Year founded
    Founded 2012

1 Locations

  • London , England

Select Focus Area
Industries
Information technology
51%
Retail
13%
Financial services
6%
Manufacturing
6%
Other industries
6%
Advertising & marketing
3%
Business services
3%
Consumer products & services
3%
Media
3%
Non-profit
3%
eCommerce
3%
Clients
Midmarket ($10M - $1B)
55%
Small Business (<$10M)
41%
Enterprise (>$1B)
4%

Pricing Snapshot

Min. project size $5,000+
Avg. hourly rate < $25 /hr
Rating for cost 2.3 /5

What Clients Have Said

Builder.ai is perceived as cost-effective, with pricing fitting client budgets, but many projects faced significant delays and failures, leading to losses over £70,000 and unmet expectations. Clients reported poor communication and project management, raising concerns about overall value for cost.

This summary is based on verified Clutch reviews.

Most Common Project Size

$10,000 - $49,999 based on 6 reviews
< $10,000 $10,000 - $49,999 $50,000 - $199,999 > $200,000

Select a service to see pricing information

Highly Rated Similar Providers

Builder.ai Review Insights

Overall Review Rating

2.4
  • Quality 2.4
  • Schedule 2.6
  • Cost 2.3
  • Willing to Refer 2.6

Top Mentions

Review Highlights

  • Successful Delivery in Healthcare Sector

    Builder.ai successfully delivered a mobile app for a healthcare service, meeting project requirements and maintaining strong communication and project management.

  • Commitment to Non-Profit Projects

    Builder.ai received positive feedback for their commitment to a non-profit project, delivering an app with better UI/UX than expected and maintaining a professional approach throughout.

  • Positive Experience with Field Operations App

    One review praises Builder.ai for successfully delivering a functional app for vending machine operations, highlighting effective communication, timely delivery, and high data accuracy.

  • Severe Project Delays and Unmet Deadlines

    Multiple reviews report significant project delays, with timelines extending well beyond initial agreements, often over a year late. This has led to client dissatisfaction and financial losses.

Builder.ai Reviews

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Services
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Mobile & Web App Dev for Digital Marketplace

  • Mobile App Development Web Development
  • iPhone iOS App Development
  • Confidential
  • Jan. 2023 - Apr. 2025
0.5
Quality
0.5
Schedule
0.5
Cost
0.5
Willing to Refer
1.0

"When I say this is a fraud from the top down, I’m not exaggerating."

Apr 18, 2025
CEO, Digital Marketplace
Anonymous
Verified
  • Information technology
  • Eagle Mountain, Utah
  • 1-10 Employees
  • Online Review
  • Verified

A digital marketplace hired Builder.ai to develop their web app and convert it into an iOS app.

Mobile App Dev, QA & Testing for Software Company

  • Application Testing Mobile App Development
  • Usability Testing
  • $50,000 to $199,999
  • Jan. 2022 - Nov. 2024
0.5
Quality
0.5
Schedule
0.5
Cost
0.5
Willing to Refer
0.5

"If you value timeliness, responsiveness, and professionalism in your projects, Builder.ai is not the company to trust."

Nov 16, 2024
CEO, Software Company
Daniel H.
Verified
  • Other industries
  • London, England
  • 1-10 Employees
  • Online Review
  • Verified

Builder.ai was hired by a software company to develop a mobile app. The team was expected to leverage AI to streamline the development process and deliver a high-quality, fully functional product.

Mobile App Dev for Finance Operations Platform

  • Custom Software Development
  • Amazon Application Development Framework
  • Confidential
  • Apr. - Aug. 2023
0.5
Quality
0.5
Schedule
0.5
Cost
0.5
Willing to Refer
0.5

"Once they sell, they disappear."

Sep 27, 2023
CEO, Finance Operations Platform
Abdul Ghafoor Fazal
Verified
  • Financial services
  • Dubai, United Arab Emirates
  • 1-10 Employees
  • Online Review
  • Verified

Builder.ai developed a mobile application for a finance operations platform. They were hired to develop an app to manage financial operations and integrate with banks and accounting software.

Mobile App Dev for Social Media Startup Platform

  • Mobile App Development
  • $10,000 to $49,999
  • Jan. - Aug. 2021
0.5
Quality
0.5
Schedule
1.5
Cost
0.5
Willing to Refer
0.5

"I've lost money, no working application, and I feel like I'm begging them to do what they are paid and hired to do."

Feb 14, 2022
Owner & CEO, Social Media Startup Platform
Abdulaziz Albaiz
Verified
  • Advertising & marketing
  • Riyadh, Saudi Arabia
  • 1-10 Employees
  • Online Review
  • Verified

Builder.ai was tasked with mobile app development services by a social media startup platform. They were not able to complete the project, which was paid in half by the client.

Mobile App Development for Construction Company

  • Custom Software Development
  • $10,000 to $49,999
  • Jan. 2020 - July 2021
0.5
Quality
0.5
Schedule
0.5
Cost
0.5
Willing to Refer
0.5

"In our experience, Builder.ai was just a pretty website that cannot deliver what they promised."

Sep 13, 2021
Project Manager, Construction Company
Rachelle Wolfe
Verified
  • Other industries
  • Riyadh, Saudi Arabia
  • 11-50 Employees
  • Online Review
  • Verified

Builder.ai was tasked with developing a mobile application by a construction company.

App Development for Healthy Vending Machine Retailer

  • Custom Software Development
  • $10,000 to $49,999
  • Sep. 2019 - Feb. 2020
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Even during delays, they offered us to re-prioritize stuff so that the impact on business should be minimized."

May 1, 2020
Head of IT, Instago & Voltup
Naveen Pathak
Verified
  • Retail
  • Mumbai, India
  • 201-500 Employees
  • Online Review
  • Verified

Builder.ai developed a mobile app for a healthy vending machine retail company. The team built an Android app, providing back-end development services and running user testing.

Mobile App Dev for Medical Services Company

  • Mobile App Development
  • Confidential
  • Jan. - Aug. 2019
4.5
Quality
4.5
Schedule
4.5
Cost
3.0
Willing to Refer
5.0

"They understood the business requirements very well."

Sep 9, 2019
COO, Touch Medicar Services Pvt Ltd
Karthik K.
Verified
  • Other industries
  • Kochi, India
  • 1-10 Employees
  • Online Review
  • Verified

Engineer.ai developed a mobile app that connects patients with medical professionals via video call. After finalizing the requirements of the project, the team built and tested the product.

AI Scanning Mobile App Development for Skincare App Company

  • AI Development Mobile App Development
  • AI Recommendation Systems
  • Less than $10,000
  • Jan. - Feb. 2025
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Builder.ai was very friendly, happy, and always smiling."

Mar 24, 2025
Director, Plumped
Alex R
  • Other industries
  • United Kingdom
  • 1-10 Employees
  • Online Review

Builder.ai developed a mobile app with integrated AI features for a skincare app company. The team was responsible for implementing the client's ideas.

Pedestrian Safety App for Nonprofit

  • Mobile App Development
  • Less than $10,000
  • Nov. - Apr. 2019
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"The main thing is finding the right people to do it. Engineer.ai has people with the right skills."

Sep 9, 2019
Technology Strategist, SIBS
Anselmo Silva, MSE, PMP
Verified
  • Other industries
  • Portugal
  • 1-10 Employees
  • Online Review
  • Verified

Engineer.ai developed an Android application. It was deployed on Google Cloud.  

Showing 1-9 of 9 Reviews

Locations (1)

C/O Pkf Littlejohn 15 Westferry Circus, Canary Wharf, E14 4HD LondonEngland E14 4HD

101 - 150

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