We build apps that ship — and scale.
A Flow Solutions is a senior-only app development studio. We design, build, and launch iOS, Android, and web products for ambitious teams.
5.0 on Clutch·50+ apps shipped
Active users
48.2k
Crash rate
0.2%
App rating
4.9★
Sessions · Last 30 days
+182% MoM
v2.4.0 shipped to App Store
2 min ago · reviewed by Maya
Today
Welcome back, Alex
Daily streak
14 days
Morning workout
32 min · Cardio
Hydration
1.8 / 2.5 L
Sleep score
84 · Restful
Trusted by teams at
What we build
Full-stack app development, end to end.
From the first wireframe to the App Store release — one team, one timeline, one bill.
50+
Apps shipped
iOS, Android, web
98%
On-time delivery
across 4 years
5.0★
Average rating
on Clutch
24h
Avg response time
weekdays
Why A Flow
Senior-only.
Outcome-obsessed.
We're small on purpose. Every project gets a senior team that owns the outcome, not a deck of bullet points.
No junior offshoring, no sub-contracting — every engineer has 5+ years shipping production apps.
Weekly sprint demos and a shared Slack channel so you always know what's next, what's done, and what changed.
We own the launch. App Store, Play Store, infrastructure, monitoring — all included, all in one quote.
Pulse — Production
Release health
Crash-free users
99.8%
+0.4ppP95 latency
92ms
-18%App rating
4.9★
+0.2Sessions · Last 30 days
482,910 +24%
Build #428 promoted to production
2 min ago · reviewed by Maya · zero rollbacks
Our process
The A Flow method.
Six tight phases. No surprise meetings, no shifting goalposts — just a sequence that's shipped 50+ apps.
- 01
Discover
We pressure-test the idea, interview users, and pin down the metric we're moving. No code yet — just the right plan.
User researchWorkshopsRoadmap - 02
Design
High-fidelity Figma prototypes you can click through and ship to users for feedback before a single line of code.
Figma prototypesDesign systemUX writing - 03
Develop
Senior engineers building in weekly sprints. You see real progress in your staging env every Friday.
Weekly sprintsPair programmingCode review - 04
Test
Automated unit, integration, and E2E suites. Manual QA on real devices. Performance and a11y baked in.
E2E testsReal devicesA11y audit - 05
Launch
App Store, Play Store, and production cutover handled. Monitoring and rollback paths set up before day one.
App StorePlay StoreZero-downtime - 06
Scale
Post-launch we stay on as a retainer — shipping iterations, watching dashboards, paging if something breaks.
RetainerObservabilityGrowth
Selected work
Apps we've shipped.
A few we can talk about. Many more we can't.
- Health & Fitness
Health & Fitness
Pulse — Fitness coaching iOS app
Native SwiftUI app with HealthKit integration, AI coaching, and an Apple Watch companion. Re-architected from a React Native prototype.
+180% retention in 90 days
Read case study - Fintech / SaaS
Fintech / SaaS
Ledger — Accounting SaaS
Next.js dashboard, Node + Postgres backend, real-time reconciliation. Replatformed off legacy Rails monolith.
50,000+ teams onboarded
Read case study - Travel Marketplace
Travel Marketplace
Wayfinder — Travel marketplace
Cross-platform Flutter app + Next.js partner portal. Real-time inventory, payments, and 11 currencies.
4.9★ on the App Store
Read case study - Healthcare
Healthcare
MediTrack — Patient adherence
HIPAA-compliant React Native app + clinician dashboard. Push reminders, charting, secure messaging.
60% faster diagnoses
Read case study
Founders we've shipped for
- Pulse
- Ledger
- Wayfinder
- MediTrack
- BrightLab
- Northwind
- Atlas Mobility
- Quanta
- Helio
- Castle
- Forge
- Tempo
Testimonials
What founders say about working with us.
“A Flow Solutions shipped our iOS MVP in 7 weeks. The team operated like a startup co-founder, not a vendor.”
Sarah Chen
CEO · Pulse
“Our Android app's crash rate went from 4% to 0.2% in a month. Real senior engineers, real results.”
Marcus Thorne
CTO · Ledger
“They rebuilt our backend during a 10x traffic spike without a single minute of downtime. Genuinely heroic engineering.”
Aisha Patel
Head of Product · Wayfinder
“We replaced an entire offshore team with A Flow and shipped more in 60 days than we had in 6 months.”
David Okafor
Founder · MediTrack
“Best partner we've worked with. Tight communication, clean code, and they actually care about the product, not just the spec.”
Lina Rossi
VP Engineering · BrightLab
Tech stack
The stack we master.
Pragmatic, modern, and battle-tested. We pick the right tool for the job — not the trendy one.
Native and cross-platform stacks for iOS and Android.
How we work together
Three engagement models.
Pick the shape that fits the work. Switch between them as your needs change.
Fixed-scope project
Best for MVPs and well-defined launches.
- Fixed price and fixed deadline
- Locked scope, weekly sprint demos
- Handover docs + 30-day warranty
- Most chosen
Dedicated app squad
Best for funded teams shipping continuously.
- Senior squad of 3–7 — designer, mobile, web, backend
- Embedded in your Slack and standups
- Roadmap reviewed every 2 weeks
Talent on demand
Best for plugging skill gaps fast.
- Single senior engineer or designer
- Start within 1 week, no recruiter fees
- Pause or extend monthly
Pricing
Transparent pricing. No surprise invoices.
A starting weekly rate based on team size and scope. Every quote is fixed, written, and tied to dates.
Starter
A senior engineer + designer working on a focused build.
from $4,800/week
- 1 senior engineer + part-time designer
- Weekly sprint demos
- Slack + Linear access
- 30-day post-launch support
- Most popular
Growth
Cross-functional squad shipping continuously.
from $12,500/week
- 3-engineer squad + designer + PM
- Embedded in your standups
- Roadmap & OKR alignment
- On-call rotation included
- Quarterly executive reviews
Enterprise
Multi-team programs with SLAs and procurement support.
Custom
- Multiple squads in parallel
- Custom SLAs and DPA
- Dedicated tech lead + account director
- SOC 2 evidence on request
- Compliance-friendly invoicing
Not sure which fits? Book a free strategy call →
FAQ
Questions, answered.
Common things teams ask before kicking off a project.
Most engagements kick off within 1–2 weeks of contract sign. For squads we typically allocate the team within 5 business days.
Yes — submission, review, and post-launch monitoring are all included. We've passed App Review on 50+ apps without rejection.
Yes. We don't swap people mid-project. The senior team you meet on day one is the team that ships your launch.
Of course — both upfront and free. For enterprise engagements we also support SOC 2 evidence requests and custom MSAs.
We re-baseline. New scope gets a written change order with a fresh price and date. No surprise invoices, ever.
Yes. Every fixed-scope project includes a 30-day warranty, and most clients transition into a retainer for ongoing iteration.
Ready to ship your app?
Book a free 30-minute strategy call. We'll scope your idea, share a fixed quote, and map a timeline. No pitch.