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Bespoke software, apps and AI since 2008

Sonin is a UK bespoke software development company. We help organisations work out what to build to deliver on their objectives, then partner with them to design, build, support and grow it.

Since 2008 we’ve worked with clients including ISS, Connells, DS Smith, Caterpillar, Cambridge Audio, esure and The British Museum.

  • Min project size
    $75,000+
  • Hourly rate
    $150 - $199 / hr
  • Employees
    50 - 249
  • Locations
    Reigate, England
  • Year founded
    Founded 2008
  • Languages
  • Timezones

1 Language that we service

  • English

1 Timezone that we service

GMT
Greenwich Mean Time (GMT)

2 Locations

  • Reigate , England
  • Edinburgh , Scotland

Select Focus Area
Application Platforms
Amazon Application Development Framework
20%
Azure Platform
20%
Other app platform
20%
Linux server
15%
Windows server
15%
AI Technologies & Models
Anthropic
50%
Open AI GPT-3
30%
Facebook OPT
20%
Frameworks and CMS
.NET
10%
Programming & Scripting
PHP
10%
Python
10%
SQL
10%
Typescript
10%
User Experience Focus
Industries
Financial services
15%
Medical
15%
Automotive
10%
Education
10%
Other industries
10%
Real estate
10%
Retail
10%
Supply Chain, Logistics, and Transport
10%
eCommerce
10%
Clients
Midmarket ($10M - $1B)
55%
Enterprise (>$1B)
25%
Small Business (<$10M)
20%

Pricing Snapshot

Min. project size $75,000+
Avg. hourly rate $150 - $199 /hr
Rating for cost 4.7 /5

What Clients Have Said

Sonin offers competitive pricing, with projects costing around $70,000 to over $2 million, depending on complexity and client size. Clients appreciate the value for cost, citing good project management and timely delivery as key strengths.

This summary is based on verified Clutch reviews.

Most Common Project Size

$50,000 - $199,999 based on 24 reviews
< $10,000 $10,000 - $49,999 $50,000 - $199,999 > $200,000

Select a service to see pricing information

Sonin 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

  • Impressive Business Acumen

    Sonin's understanding of business strategy and digital transformation is impressive. Their ability to align technology with business goals is a key strength that clients value.

  • Proficiency in Custom Software Development

    Sonin is recognized for their expertise in custom software development, especially in creating tailored solutions for diverse industries like healthcare, education, and finance. Their ability to understand and address specific business needs makes them a reliable partner for bespoke projects.

  • Challenges with Initial Involvement of Developers

    Some clients noted that involving developers earlier in the process could enhance the product team's understanding of technical issues. This suggests an area for Sonin to consider improving.

  • Adaptability to Client Needs

    Sonin is flexible and adapts to the changing needs of projects. Their ability to pivot and adjust resources as required is highlighted as a key strength, allowing them to handle unexpected challenges effectively.

  • Strong Project Management Skills

    Clients commend Sonin for their organized and efficient project management processes, using tools like Trello and Slack. Regular updates and clear communication channels ensure projects stay on track and meet deadlines, contributing to successful outcomes.

  • Timely Delivery of Projects

    Sonin is known for delivering projects on time, even under tight deadlines. Their commitment to meeting timelines without compromising on quality is a recurring theme in client feedback.

Sonin Reviews

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Services
Project Cost
Industry
Location

App Development for Global Banking Community

  • Mobile App Development
  • $50,000 to $199,999
  • July 2019 - Feb. 2020
5.0
Quality
5.0
Schedule
4.5
Cost
5.0
Willing to Refer
5.0

"Not only does it perfectly compliment our brand, but it also lends credibility to our community too."

Feb 24, 2020
Co Founder, Open Banking Excellence (OBE)
Helen Child
Verified
  • Financial services
  • London, England
  • 1-10 Employees
  • Online Review
  • Verified

Sonin App Development built a custom app for a banking organization. The platform helps users find experts, highlight networking opportunities and features a geolocation API.

App Development for Pre-Clinical Research Company

  • Mobile App Development
  • $50,000 to $199,999
  • May - Sep. 2019
5.0
Quality
5.0
Schedule
4.5
Cost
4.5
Willing to Refer
5.0

"The team was incredibly understanding right from the very beginning."

Feb 21, 2020
Site Director & Operations Manager, Ossianix Inc
Dr Steve Moore
Verified
  • Other industries
  • Dundee, Scotland
  • 11-50 Employees
  • Online Review
  • Verified

Sonin App Development developed a mobile app for an antibody engineering company. The team also built web apps and integrated both with the team's lab equipment for accurate data.

Web Design and Development for Online Encyclopedia

  • Web Development
  • $10,000 to $49,999
  • Nov. 2013 - Jan. 2014
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"I was impressed by the way they communicated with us and how much they cared about the project."

Sep 17, 2019
Marketing Manager EMEA, Online Encyclopedia
Anonymous
Verified
  • Education
  • London, England
  • 11-50 Employees
  • Online Review
  • Verified

Sonin App Development redesigned a website for an online encyclopedia. Their team also developed a back-end CMS for the website.

App Development for Health Tech Company

  • Custom Software Development
  • Other app platform
  • Confidential
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

“I was impressed by their approach, and they were very involved with our team.”

Aug 26, 2019
COO, Digital Health Company
Anonymous
Verified
  • Other industries
  • Glasgow, Scotland
  • 11-50 Employees
  • Phone Interview
  • Verified

Sonin App Development helped resolve an issue for a health tech company. Working quickly, they fixed a problem with a communications app for patients and healthcare professionals.

Web Development for Textile Marketplace

  • Web Development
  • $10,000 to $49,999
  • May - Sep. 2018
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They ensured the solution we asked for was going to give us the best result."

Aug 21, 2019
Director, The Pattern Cloud Ltd
James Hartley
Verified
  • Manufacturing
  • London, England
  • 1-10 Employees
  • Online Review
  • Verified

Sonin App Development developed a web application that allowed users to browse through hundreds of textiles while offline. Their team was responsible for design and development work.

iOS and Web Development for Custom Afterlife Messages App

  • Mobile App Development
  • $50,000 to $199,999
  • Feb. 2015 - Jan. 2018
4.5
Quality
4.0
Schedule
3.5
Cost
4.0
Willing to Refer
4.5

"We knew a few features were complex to build, but we received exactly what we wanted from the app."

May 8, 2018
Operations Director, SwonSong
Ian Lamonby
Verified
  • Media
  • London, England
  • 1-10 Employees
  • Online Review
  • Verified

Sonin developed an iOS app and website which enables users to combine audio, video, text, and photos into one message for delivery at a scheduled time.

MVP Clickable Prototype Design for Social Networking Company

  • UX/UI Design
  • User Research UX Strategy
  • Confidential
  • Feb. - June 2023
5.0
Quality
5.0
Schedule
5.0
Cost
4.0
Willing to Refer
5.0

"They have solutions-oriented team members." 

Jul 1, 2023
Co-Founder, Social Networking Company
Anonymous
Verified
  • Other industries
  • United Kingdom
  • 1-10 Employees
  • Online Review
  • Verified

A social networking company hired Sonin App Development to design the prototype of their mobile app. The team mainly worked on the clickable prototype's UI/UX design. 

Mobile App Dev for Electrical Products Company

  • Mobile App Development
  • Business Intelligence Mobile App Development Productivity Mobile App Development
  • $50,000 to $199,999
  • Dec. 2022 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Their expertise and attention to detail are clear from the beginning."

Apr 24, 2023
Head of Business Intelligence & Analytics, Electrical Co
Anonymous
  • Other industries
  • United Kingdom
  • 1,001-5,000 Employees
  • Online Review

Sonin App Development has developed a mobile app for an electrical products company. They've delivered a product that has improved the quality of the client's data collection and visualization processes.

Showing 21-28 of 28 Reviews

Premier Verified means Clutch independently confirmed Sonin is a legally registered business,
financially sound (Creditsafe: Very Low Risk), and backed by 27 verified client reviews averaging 4.9 stars.

Learn More
Verified Client Reviews
27
Overall Review Rating
4.9
Source
Clutch
Last Updated
November 10, 2026

Business Entity

Business Entity Name BIG ORANGE SOFTWARE LIMITED
Source Companies House
Jurisdiction of Formation United Kingdom
Date of Formation September 10, 2007
Status Active
Last Updated December 23, 2021
ID 06365359

Credit Report Results

International Credit Risk Assessment Very Low Risk
Source Creditsafe
Last Updated January 1, 2022
Learn More About The Clutch Verification Process

Locations (2)

34 Bell Street Reigate, England RH2 7SL

31 - 40

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