Mobile App Development

Flutter App Development

Flutter app development, one Dart codebase, both stores, pixel-identical UI. Ideal for design-forward apps that need iOS and Android on one budget.

Get your free audit See timeline & price ranges

The short answer

HandsOnTech builds Flutter apps (one Dart codebase shipping pixel-identical experiences to iOS and Android) cutting cross-platform cost roughly 30–40% versus two native builds, with both store submissions included.

Flutter renders its own UI, so your brand looks exactly the same on every device, a genuine advantage for design-led products. One team, one codebase, two stores, and hot-reload iteration speed your feedback loop will feel every sprint.

One codebase, both stores, pixel-identical

Flutter renders its own interface, which means your product looks exactly the same on a three-year-old Samsung and a new iPhone, a genuine advantage for brands where design is the differentiator. One Dart codebase ships to both stores, cutting cross-platform cost roughly 30–40% against two native builds, and hot reload makes iteration visibly faster: the change you request in a demo call is often live before the call ends. For design-forward consumer apps and startup MVPs that need both platforms on one budget, Flutter is usually the strongest answer available.

Where Flutter fits, and where we’d steer you native

For the overwhelming majority of business apps, Flutter feels fully native to users: 120fps scrolling, platform-aware navigation, correct haptics. The exceptions are real and we name them: deep OS integration like heavy background processing, exotic hardware protocols, or watch-first products still favor Swift and Kotlin. Because we staff native teams too, our framework recommendation carries no self-interest, it’s the project’s answer, in writing, with the trade-off math attached. Both store submissions, crash monitoring and post-launch releases are included either way.

The problem

Why apps get deleted

Day-one delight means nothing if booking, checkout or onboarding fails on a bad connection.

Overbuilt v1

Too many screens before value. Users never reach the aha moment.

Store rejection loops

Privacy, permissions and assets wrong, launch slips by weeks.

Abandoned after launch

Crash spikes with no one watching. Reviews tank.

What you get

Apps that stay on the home screen

Native iOS and Android or React Native, shipped and supported.

iOS & Android native

Platform-native UX when performance and OS features matter most.

React Native / Flutter

One codebase, two stores, faster iteration.

Store submission & ASO

Assets, review cycles and keyword optimization.

Post-launch releases

Crash monitoring, analytics and scheduled updates.

Methodology

Ship to both stores

TestFlight and Play builds every sprint.

Define

Core loop, permissions model and offline requirements.

Prototype

Tap-through flows validated on real devices.

Build

Sprints with device testing and API integration.

Launch

Store submission, monitoring and release train.

Ways to work with us

Three ways to engage

Every model starts with a free consultation and a written quote, the price you sign is the price you pay.

Most popularWebsites · Apps · AI products

Fixed-Price Project

A scoped build with a written price and a launch date, agreed before design begins.

Written scope and fixed quote within 48 hours
Two-week sprints with staging demos every other Friday
Milestone payments tied to shipped work
30-day bug warranty in the contract
Code, designs and content transfer on final payment

Scope my project

SEO · AEO · Paid media · Content

Growth Retainer

Monthly compounding work on organic and paid visibility, reported against pipeline.

Monthly sprint plan agreed in advance
Live dashboard, the same numbers we see
AI visibility report: which prompts name you
No long lock-in, cancel with 30 days notice
Same team as your build, no handoff loss

Plan my growth

Designers · Engineers · Marketers

Dedicated Team

Senior specialists embedded in your Slack, repo and standups, capacity without recruiting.

Start within 1–2 weeks of the intro call
Your tools, your process, your time zone
Scale seats up or down with two weeks notice
NDA and full IP assignment from day one
Direct access, no account-manager relay

Build my team

Scope and pricing

What we build, and what it costs

Published ranges and timelines, the same figures that appear in your written scope. Client work is covered by NDA; references are shared during scoping for qualified projects.

Websites and e-commerce

Marketing sites, storefronts and headless builds on WordPress, Shopify, Next.js or Astro, with green Core Web Vitals and SEO architecture as launch requirements.

$15k–$75k published range · 4–10 wk typical build

Website development services

Mobile apps

Native iOS and Android or React Native and Flutter, carried through App Store and Google Play review, with crash monitoring and post-launch releases included.

$45k–$180k published range · 10–20 wk typical build

Mobile app development services

AI products and automation

One workflow piloted before anything scales, then production agents, chatbots and dashboards with retrieval, evaluation sets, guardrails and cost monitoring.

$25k–$200k published range · 6–20 wk typical build

AI development services

Tools & platforms

The stack we ship with

Chosen per project for your team and roadmap, never by our habits.

Design

FigmaDesign tokensStorybookFramerPrototypingWCAG 2.2

Frontend

ReactNext.jsAstroTypeScriptTailwind CSSVue

Backend

Node.jsPythonPostgreSQLLaravelGraphQLRedis

Platforms

WordPressShopifyWebflowSanityContentfulVercel & AWS

Mobile

Swift / SwiftUIKotlin / ComposeReact NativeFlutterTestFlightPlay Console

AI

Anthropic ClaudeOpenAIRAG pipelinesVector DBsEval suitesVoice AI

2App stores, submission handled

$45k+MVP app from

10–16 wkTypical app build

Compare

HandsOnTech vs. typical app agencies

HandsOnTechTypical agency

Post-launchReleases & monitoringGone after v1

AccessEngineers in standupPM relay

ScopeMVP-first roadmapKitchen-sink v1

OwnershipSource code yoursWhite-label lock-in

🛡️

30-day warranty

Bugs found in the first month get fixed free, in the contract.

🔓

You own everything

Code, designs and content transfer on final payment.

🇺🇸

U.S. hours overlap

Standups and demos on ET, CT, MT or PT, your pick.

💵

Fixed price, fixed date

Quoted in writing before work starts. No surprise change orders.

FAQs

Common questions

Flutter or React Native, how do you choose?

Flutter for pixel-perfect custom design and animation-heavy UI, or when your product may extend to desktop and web from one codebase. React Native when your team lives in JavaScript or the app leans on many web-ecosystem libraries. We staff both, so you'll get the project's answer, not the vendor's.

Does Flutter feel native to users?

For the overwhelming majority of business apps, yes, 120fps scrolling, platform-aware navigation and correct haptics read as native to real users. The exceptions are deep-OS-integration apps (heavy background work, exotic hardware), where we'd steer you native and explain exactly why.

What is Flutter App Development?

Flutter App Development is a scoped, fixed-price engagement from HandsOnTech, a U.S. design, development and growth studio headquartered in Sacramento, California. We map URL architecture, internal links and schema before build, tie mobile app development work to one business metric you name, and deliver in two-week sprints with staging demos on U.S. business hours.

How much does flutter app development cost?

An MVP app runs $45k–$90k, a full product $90k–$180k, and enterprise or regulated builds start around $120k. Store submission, crash reporting and a 30-day post-release warranty are included rather than quoted separately, and the fixed price arrives in writing within 48 hours of the audit.

How long does flutter app development take?

MVP apps ship in 10–14 weeks, full products in 14–20 weeks, and enterprise or regulated builds in 16–24 weeks, including App Store and Play review. You get TestFlight and Play internal builds every two weeks, so stakeholders hold the app long before launch day.

Do you work with businesses across the United States?

Yes. We are headquartered at 2108 N ST STE N, Sacramento, CA 95816 and serve clients in all 50 states, remote-first, with daily overlap on Eastern, Central, Mountain and Pacific time. Contracts and IP assignment run through a U.S. entity, and on-site working sessions in major metros are available by arrangement.

What platform or stack do you build on?

Native Swift for iOS and Kotlin for Android when performance or platform APIs demand it, Flutter or React Native when one codebase across both stores is the better economics. We show the trade-off math for your case in writing instead of defaulting to whichever we prefer to build.

How is this different from an agency or an offshore team?

One team covers design, development and growth, so there is no handoff tax and nobody to blame. You talk to the designer and engineer doing the work instead of an account manager relaying messages. And it is contractual, not a pitch: fixed price, U.S. hours, a 30-day bug warranty and full ownership transfer on final payment.

Get a timeline, a price range and a next step.

Send your URL and the metric this project has to move. A free 48-hour audit comes back with a prioritized fix list, and qualified projects get a written fixed-price scope within two business days.

Get a free 48-hour audit Email the team directly

Let's talk

Tell us what you're building.

You'll get a timeline, a price range and the next step, usually within two business days. A technical lead reads every message, not a sales development rep. No deck, no discovery-call maze.

✉️sales@handsontech.ioWe reply within one business day
📞(866) 965-8749Mon–Fri, 9am–6pm ET
📍2108 N ST STE NSacramento, CA 95816 — serving all 50 states
⚡Free 48-hour auditRecorded walkthrough plus a prioritized fix list
🔒NDA on requestSigned before you share anything sensitive