$10,000+
$30 - $49 / hr
10 - 49
Startups
United States, Middletown
2018
Within 1 week
Leading Flutter development agency

What the Flutter is a software development company with top expertise in Flutter and Mobile technology. Our passionate team of skilled engineers is dedicated to create high-quality custom cross-platform apps for any business.

We actively support the Flutter community through the creation of open-source projects (packages, plugins, demos, etc.) and sharing valuable media content across various social platforms, including LinkedIn, YouTube, Medium, Telegram, and more.

Our company handles every aspect related to cross-platform apps to help businesses grow better. We have participated in the digitalization of the vast majority of companies from different fields: travel & hospitality, service marketplaces, logistics, food & restaurants. And helped startups to implement their ideas in healthcare, social networking, and e-learning industry.

Leading Flutter development agency

Сompany presentation

Techreviewer rating

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4.9

Client review platforms

The company's reputation is reflected through ratings and reviews from different review websites:

5.0
(6 reviews)Clutch
3.7
(1 reviews)Trustpilot

AI Overview

Powered bytechreviewer AI
This company performance overview is based on AI analysis of 7 client reviews across 2 different review platforms. Read more about our methodology.
Last updated: April 2026

Performance snapshot

What the Flutter is a Flutter-focused mobile app development and staff augmentation specialist with a consistently strong performance profile across all reviewed engagements. All seven reviews are uniformly positive, yielding Strong ratings across every evaluated category, supported by specific quantified outcomes and repeated commendations for on-time delivery and communication quality. No negative mentions or areas for improvement were identified across the review set, though the limited volume and single-platform concentration warrant some caution in generalization.

Performance breakdown

Technical expertise
Strong

Reviewers consistently highlight strong Flutter proficiency, including Bluetooth integration, custom video hosting, backend dashboard development, and platform performance optimization. One engagement delivered a 30% increase in session durations alongside measurable reductions in loading times and bounce rates.

Project management & delivery
Strong

Multiple clients across distinct project types confirm consistent on-time milestone delivery, with all Clutch schedule sub-ratings at 5.0. Reviewers describe the team as proactive, solutions-oriented, and well-organized across engagements spanning fitness, healthcare, and fintech.

Communication & collaboration
Strong

Communication is a recurring strength, cited explicitly in six of seven reviews. Clients describe the team as transparent, responsive, and easy to work with across time zones, including engagements with clients in Estonia, Poland, Turkey, and Ukraine.

Reliability
Strong

Reviewers specifically note minimal bugs and fixes upon delivery, with one staff augmentation client praising close schedule adherence and low defect rates. A fitness app scaling to over 500,000 users further evidences production-grade stability and consistent output quality.

Client satisfaction & outcomes
Strong

Tangible outcomes include a 500,000-user fitness app, a 30% session duration increase for an educational platform, and positive end-customer reception in an e-commerce build. All Clutch quality and referral sub-ratings stand at 5.0 across every reviewed engagement.

Best for

What the Flutter is best suited for startups and SMEs seeking Flutter-native mobile app development, platform optimization, or staff augmentation, particularly in fitness, edtech, fintech, and healthcare verticals requiring reliable delivery and strong communication.

Clients info

Clients span fitness, mental healthcare, edtech, fintech, and e-commerce, predominantly small companies with 1–50 employees, though several mid-sized software agencies with 51–200 employees are also represented. Project budgets most commonly fall in the $50,000–$199,999 range, with at least one engagement under $10,000 and one in the $10,000–$49,999 band. Primary industries represented include Fitness & Wellness, Mental Healthcare, EdTech, Fintech, E-commerce, Software Development. Typical client size bands include 1–10 Employees, 11–50 Employees, 51–200 Employees. Common project budget ranges include $50,000 to $199,999, $10,000 to $49,999, Less than $10,000.

Review strength

The assessment is based on seven reviews drawn from two platforms, with the majority concentrated on one platform. Reviews span from early 2023 to October 2025, with the most recent review dated October 2025, confirming current relevance. Note that five of the seven reviews are from 2023 or earlier, meaning a portion of the evidence is over two years old. Review date range: Jan 10, 2023 - Oct 14, 2025.

Performance breakdown

Technical expertise
Strong

Reviewers consistently highlight strong Flutter proficiency, including Bluetooth integration, custom video hosting, backend dashboard development, and platform performance optimization. One engagement delivered a 30% increase in session durations alongside measurable reductions in loading times and bounce rates.

Project management & delivery
Strong

Multiple clients across distinct project types confirm consistent on-time milestone delivery, with all Clutch schedule sub-ratings at 5.0. Reviewers describe the team as proactive, solutions-oriented, and well-organized across engagements spanning fitness, healthcare, and fintech.

Communication & collaboration
Strong

Communication is a recurring strength, cited explicitly in six of seven reviews. Clients describe the team as transparent, responsive, and easy to work with across time zones, including engagements with clients in Estonia, Poland, Turkey, and Ukraine.

Reliability
Strong

Reviewers specifically note minimal bugs and fixes upon delivery, with one staff augmentation client praising close schedule adherence and low defect rates. A fitness app scaling to over 500,000 users further evidences production-grade stability and consistent output quality.

Client satisfaction & outcomes
Strong

Tangible outcomes include a 500,000-user fitness app, a 30% session duration increase for an educational platform, and positive end-customer reception in an e-commerce build. All Clutch quality and referral sub-ratings stand at 5.0 across every reviewed engagement.

Location and contacts

United States, Middletown
651 N Broad St
19709
+18887091024
Estonia, Tallinn
Ahtri tn 12
10151
Poland, Warsaw
Chmielna street, 132
00-805

Major clients

Vivafit
Lifely