Android‑only studio

Hand‑crafted code that stays on the device

At ESTEEM CONSULTING LIMITED we build every app the same way: offline‑first, no trackers, no advertising ID, just solid Kotlin.

  • Pure Android
  • Works offline
  • No ad ID
Pure Android
Works offline
No ad ID
Native UIZero trackingNo internet required

Our services

From sketch to release we handle every Android detail, including the boring bits.

Release & care

Signed builds, staged Play rollouts and ongoing updates.

Battery & performance

We profile start‑up, jank and background work, then monitor Android Vitals.

Offline data handling

Room and DataStore keep everything on‑device, even in a tunnel.

Native Android apps

Kotlin from day one. Apps run smoothly on modest devices.

Compose interfaces

Declarative UI with Material 3, responsive layouts and subtle motion.

Accessibility

TalkBack labels, high contrast and large‑text support are built in.

66%Status
Detail

App overview

Core Defender

Core Defender follows our standard: native, quick to open and quiet about your data.

  • No accounts, ads or analytics SDKs
  • Requests only needed permissions
  • Stores data locally on the device
  • Operates without a network
  • Android
  • Kotlin
  • Offline
  • No ad ID
Read the privacy policy
  • Android native
  • Kotlin
  • Jetpack Compose
  • Offline first
  • Accessibility
  • Privacy built in

Our process

A clear path from idea to released app.

  1. Discovery

    Define the problem, users and what the app must avoid.

  2. Architecture

    Sketch screens, data flow and permissions before code.

  3. Build

    Kotlin, Compose and tests delivered in small installable builds.

  4. Release & care

    Staged Play rollout, monitoring, fixes and Android updates.

Common questions

A few things people often ask.

How can I contact you?

Email farah61ahmed@gmail.com or use the contact form.

What do you do with user data?

All data stays on the device. No analytics, no ads, no data selling.

Do you support apps after release?

Yes. We provide fixes, adapt to new Android versions and keep dependencies current.

What does ESTEEM CONSULTING LIMITED do?

We design, build and maintain native Android apps focused on offline use and privacy.

Which platforms do you support?

Android only. We specialize in a single platform.

Our promises

Four rules we never break.

Zero tracking by design

No analytics, ad SDKs or fingerprinting.

On‑device by default

All data stays on the phone.

Battery discipline

Background work is measured and kept minimal.

Accessible interfaces

Screens work with TalkBack, large text and proper contrast.

0trackers in our apps
0advertising IDs used
100%of app data kept on the device
1platform we build for

Technology

A modest toolbox that keeps code simple.

Coroutines & Flow

Coroutines & Flow – smooth background work without callbacks.

Gradle CI/CD

Gradle CI/CD – repeatable builds and checks on every change.

WorkManager

WorkManager – reliable jobs that respect battery limits.

Room

Room – typed local database for offline storage.

Android Vitals

Android Vitals – monitoring and staged rollouts.

Kotlin

Kotlin – concise, null‑safe code easy to review.

Jetpack Compose

Jetpack Compose – declarative screens for phones and tablets.

Hilt

Hilt – injection that keeps modules testable.

Clear terms

What we do

  • Keep user data on the device
  • Explain each permission in plain language
  • Build native Android apps in Kotlin
  • Support the app after release

What we never do

  • Ship unrequested features
  • Sell or share personal data
  • Add advertising IDs or tracking SDKs
  • Hide behavior behind vague policies

About the studio

ESTEEM CONSULTING LIMITED is an Android development studio. Meet the people behind the apps.

Say hello

Send a short note about your project — your email app handles the rest.

farah61ahmed@gmail.com

Privacy, in short

Our apps collect no personal data, use no advertising ID and include no third‑party trackers. Everything stays on your device. Read each app’s full policy below.

  • No personal data collected
  • No advertising ID
  • Delete the app, delete your data