Custom Development
Mobile App Development
One codebase, two stores: Flutter and React Native apps that feel native.
crash-free budget: 99.9%
Charcoal smartphone rendering an app UI, slowly rotatingProblems solved
What this removes.
two native teams cost
budget splits before first release
crash-rate churn
1-star reviews cite instability first
store rejection loops
weeks lost to guideline ping-pong
slow feature parity
Android waits for iOS to finish
offline dead zones
field users lose work underground
What's included
What you get.
- iOS + Android builds
- cross-platform codebase (Flutter/RN)
- native modules where hardware demands
- store submission + listing assets
- crash monitoring (Sentry) + analytics
- offline-first sync engine
- push notification pipeline
- OTA config with kill-switches
- device-lab QA reports
- 90-day warranty + store ops support
Scope
Scope, clearly drawn.
Core scope is fixed. Add-on prices are indicative — not quotes.
Included in every engagement
- mobile UX with platform conventions
- architecture + offline sync design
- sprint build with weekly test builds
- device-lab + cloud-farm QA
- store submission + review handling
- hypercare + crash budget monitoring
Optional add-ons
- store feature story prep+$2k
listing + screenshots + pitch
- AR/ML native module+$6k
Swift/Kotlin bridge
- kiosk mode variant+$3k
locked-down field devices
- store localization (5 locales)+$2.5k
metadata + screenshots
Our approach
How we run it.
Mobile UX
thumbs-first, offline-aware
Architecture
sync engine + native bridges
Sprint build
weekly TestFlight / Play builds
Device-lab QA
crash-free gate 99.9%
Store launch
phased rollout + review handling
Pricing signal
What it typically costs.
Typical range
$30k-$150k
Midpoint $90k · final quote after a fixed-scope discovery.
crash-free 99.9% budget in contract
Technologies
Tools we reach for.
- Firebase
- Sentry
- Fastlane
Case evidence
Proof.
Our team's work, before DosVectis.
Reviews
What clients say.
About our team's work, before DosVectis.
- 5/5Verified client
“4.8 stars across stores in 6 months.”
CEOChief Executive, delivery app - 5/5Verified client
“One team, both platforms, half our old budget.”
CTOChief Technology Officer, retail
FAQ
Questions, answered.
Flutter or React Native?
Existing web stack + hiring decide; we ship both.
When do you go native?
Heavy AR/ML/hardware - Swift or Kotlin modules behind a bridge.
Do you handle store review?
Fully - submissions, rejections, resubmissions until approved.
How does offline work?
Offline-first sync engine with conflict resolution; tested in dead zones.
How do you measure crashes?
Sentry with a contractual crash-free 99.9% budget.
Do you do ASO?
Listing assets + localization add-ons; no black-hat ASO.
Related services
Pairs well with.
Mobile App Development without the guesswork.
One codebase, two stores: Flutter and React Native apps that feel native.