Pure Android studio

We create tiny Android tools, but never add fluff

ADC CAPITAL LTD delivers offline‑first utilities in Kotlin and Jetpack Compose. No trackers, no advertising IDs, no surprises after install.

  • No ad IDs
  • Android‑native
  • Offline‑first
Zero trackingWorks offlineMaterial 3 UI
  • Android‑native
  • Kotlin
  • Jetpack Compose
  • Offline‑first
  • Accessibility
  • Privacy by design

Our tech stack

Key tools we rely on for every project.

Room

Room – typed local database for offline storage.

Gradle CI/CD

Gradle CI/CD – repeatable builds and checks.

WorkManager

WorkManager – reliable background jobs respecting battery.

Jetpack Compose

Jetpack Compose – declarative UI for phones and tablets.

Kotlin

Kotlin – concise, null‑safe code.

Material 3

Material 3 – modern visual language.

Android Vitals

Android Vitals – rollout monitoring and performance tracking.

Hilt

Hilt – dependency injection for testable modules.

Our services

Full‑cycle Android development, from sketch to release, with the boring bits handled right.

  1. Battery & performance

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

  2. Built‑in accessibility

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

  3. Release & upkeep

    Signed builds, staged Play rollouts and ongoing updates.

  4. Local‑first data

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

  5. Native Android utilities

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

  6. Compose interfaces

    Declarative UI, Material 3, adaptive layouts and fluid motion.

Our process

Four clear stages, each delivering a tangible outcome.

  1. Discovery

    Define the problem, users and absolute no‑go rules.

  2. Architecture

    Sketch screens, data flow and permissions before code.

  3. Build

    Kotlin, Compose and tests in incremental builds you can try.

  4. Release & care

    Staged Play rollout, monitoring, fixes and Android updates.

ScreenComposeReducerintent → stateUseCasedomain rulesDataRoom · files

One-way data flow: the interface observes state, and the repository owns the data.

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Detail

Interface preview

Hole Swallow

Hole Swallow follows our core rules: native Android, instant launch, no data leaves the device.

  • Operates without network
  • Requests only required permissions
  • Stores data locally
  • No accounts, ads, or analytics
  • Offline‑first
  • Android
  • Kotlin
  • No ad ID
Read the privacy policy

7 apps — all privacy policies below ↓

FAQ

Common questions we receive.

Which platforms do you support?

Android only – we focus on one platform to master it.

What does ADC CAPITAL LTD do?

We design, build and maintain native Android utilities that work offline and protect user data.

What do you do with user data?

Data stays on the device. We run no analytics, no ad SDKs, and we never sell data.

How can I contact you?

Email grahamhensley341@gmail.com or use the contact form on this page.

Do you support apps after release?

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

Our non‑negotiables

Things we never compromise.

Accessible UI

Full TalkBack support, large text and proper contrast.

On‑device first

All data stays on the phone.

Zero tracking by design

No analytics, ad SDKs or fingerprinting.

Battery discipline

Background work is measured and minimized.

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

Our stance

We do

  • Build native Android utilities in Kotlin
  • Keep user data on the device
  • Explain every permission clearly
  • Support apps after launch

We never do

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

Company details

ADC CAPITAL LTD builds the utilities shown here. Below are the studio’s details.

Say hello

Send a brief note about your project – your email client handles the rest.

grahamhensley341@gmail.com

Privacy snapshot

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