Native Android apps
Kotlin from day one. Apps run smoothly on modest devices.
Kotlin & Compose, crafted in‑house
Android apps that only use what you allow
We build offline‑first Android apps in Kotlin and Jetpack Compose. No trackers, no advertising IDs, no surprises after install.
- Android native
- Offline first
- No ad IDs
- Open settings↵
- Export data
- Clear cache
- Sync now
- Android native
- Kotlin
- Jetpack Compose
- Offline first
- Accessibility
- Privacy built‑in
Interface preview
Rail Junction
Rail Junction follows our core principles: native, offline‑first, and quiet about your data.
- Operates without a network
- Keeps data in local storage
- Requests only required permissions
- No accounts, ads, or analytics SDKs
Our services
From an empty repo to a live release on Google Play.
Compose UI
Declarative screens with Material 3, adaptive layouts and fluid motion.
Offline data
Room and DataStore store everything locally, so the app works anywhere.
Battery & performance
We profile start‑up, jank and background work, then monitor Android Vitals.
Accessibility
TalkBack labels, high contrast and large‑text support are built in.
Release & care
Signed builds, staged rollouts and ongoing updates as Android evolves.
Our promises
Four non‑negotiable rules for every project.
Zero tracking by design
We never add analytics, ad SDKs or fingerprinting.
On‑device first
All data stays on the phone unless you say otherwise.
Battery discipline
Background work is measured and kept to a minimum.
Accessible interfaces
Screens work with TalkBack, large text and proper contrast.
Our process
Four clear stages, each delivering a tangible outcome.
Discovery
Define the problem, target users and hard limits.
Architecture
Map screens, data flow and permissions before coding.
Build
Write Kotlin & Compose, add tests, ship incremental builds.
Release & care
Stage rollout on Google Play, then monitor, fix and update.
One-way data flow: the interface observes state, and the repository owns the data.
Technology stack
Proven, well‑supported tools that are easy to hand over.
Kotlin
Kotlin – concise, null‑safe code.
Coroutines & Flow
Coroutines & Flow – clean async and state handling.
Jetpack Compose
Jetpack Compose – declarative UI for phones and tablets.
Room
Room – typed local database for offline storage.
WorkManager
WorkManager – reliable background jobs respecting battery.
Hilt
Hilt – dependency injection for testable modules.
Gradle CI/CD
Gradle CI/CD – repeatable builds and checks.
Play Console
Play Console – staged rollouts and vitals tracking.
FAQ
Straight answers, no fine print.
What does elfayyaz.com do?
elfayyaz.com designs, builds and maintains native Android apps focused on offline use and privacy.
Which platforms do you support?
Android only. We dive deep into a single platform.
What do you do with user data?
Our apps keep data on the device. No analytics, no ad SDKs, no data sales.
How can I contact you?
Email elowen9mercer@gmail.com or use the contact form on this page.
Do you support apps after release?
Yes. We deliver fixes, adapt to new Android versions and keep dependencies up to date.
Who we are
elfayyaz.com builds the apps you see here. Below are the studio details.
- Companyelfayyaz.com
- Address124-128 City Road LONDON, EC1V 2NX
- Phone+48794562290
- Websiteelfayyaz.com
Get in touch
Tell us about your project. Your email client will open with a prepared message.
Privacy, in short
Our apps collect no personal data, use no advertising ID and include no third‑party trackers. Everything stays on your device. See the full policy for each app below.
- No personal data collected
- No advertising ID
- Delete the app, delete your data
Privacy policies