We don’t hack together screens. We plan, design, and develop complete, custom Android apps — structured code, stable performance, and UI that feels right on every device.
Animations freeze
or stutter.
Handled with lightweight motion and proper threading.
UI breaks on different
screen sizes.
Built using responsive layouts
and density-aware styles.
Gestures feel clunky
or laggy.
Built with native patterns
& version-aware logic.
Codebase turns into
a mess too fast.
Structured around clean layers — UI, logic, data.
Android gives users fine control over notifications. Each app can define channels, and each channel can be muted, silenced or allowed to interrupt. An app that puts everything into one channel forces people to choose all or nothing. Many choose nothing.
We plan channels around what the user cares about. Order updates, messages from a person, reminders and offers are different kinds of news. Each gets its own channel with a clear name.
Importance should be set honestly. A delivery that arrives in ten minutes may deserve sound. A weekly offer does not. Setting marketing messages to high importance teaches users to turn off the app completely.
Channel names are visible in system settings. They should read like plain labels, not internal codes. A user scrolling through settings should understand each one without opening the app.
Once a channel is created, the app cannot change its importance. Only the user can. Mistakes are hard to undo, so the channel list deserves a decision before release, not after.
Asking for permission is part of the design. Recent Android versions require the app to ask before sending notifications at all. The request works best after the user has done something that makes the value obvious, such as placing a first order.
The app should respect what it is told. If a channel is muted, there is no point sending more through another channel. Users notice when an app finds a way around their choice.
Tapping a notification should open the right screen. A message about an order leads to that order, with the back button returning somewhere sensible. Landing on the home screen and searching wastes the moment.
Grouping helps busy apps. Several messages from one conversation can be bundled into a single notification that expands, instead of a long stack.
We track opens and opt outs per channel. When one channel is often switched off, the content sent through it needs changing, not the volume.
Didn’t find what you were looking for? Drop us a line at info@toimi.pro.
Timeline depends on complexity. A focused MVP takes 8-12 weeks — discovery, design, development, testing. More sophisticated apps with backend integrations, payment systems, or AI features can run 4-6 months. San Francisco clients often prioritize speed-to-market given the competitive landscape from Embarcadero to Potrero Hill. We deliver staging builds every two weeks so you see progress and can gather early feedback from local users.
Fintech companies around Montgomery Street need secure transaction interfaces. Healthcare startups in Mission Bay require HIPAA-compliant patient portals. Logistics firms serving the Port of San Francisco want real-time tracking dashboards. Food delivery services covering neighborhoods from the Marina to Bayview depend on reliable geolocation and routing. Retail businesses on Union Square use Android apps for inventory management and customer loyalty programs. The diversity of industries here means Android solutions address very specific operational challenges.
We develop primarily in Kotlin — it's Google's preferred language and offers cleaner syntax with better null safety than Java. For San Francisco clients with legacy systems or specific Java dependencies, we work in Java when necessary. Our developers follow Material Design guidelines and use Jetpack libraries to ensure apps feel native and perform well across Samsung, Google Pixel, and other Android devices popular in the Bay Area market.
Yes — integration is standard for most San Francisco projects. We connect Android apps to CRM platforms like Salesforce, payment gateways like Stripe, analytics tools, and internal APIs. If your company operates between offices in Financial District and satellite locations, we ensure data synchronization works reliably. Many clients here use cloud infrastructure from AWS or Google Cloud, which we integrate seamlessly into the mobile experience.
Security starts with encrypted data transmission, secure authentication methods like OAuth 2.0, and proper session management. For San Francisco businesses dealing with sensitive information — especially financial services near Market Street or health tech in Mission Bay — we implement certificate pinning, obfuscate code, and follow OWASP mobile security standards. We also ensure compliance with California privacy laws including CCPA, which matters significantly for local user bases.
Post-launch support includes monitoring crash reports through Firebase, addressing bugs, and pushing updates through Google Play Console. We provide documentation so your team understands the codebase. Most San Francisco clients opt for ongoing maintenance agreements covering OS updates, performance optimization, and feature additions as their user base grows. You own all source code and assets — no vendor lock-in.
We use Slack for daily updates and quick questions, with scheduled video calls every two weeks for deeper reviews. You get access to staging builds via Firebase App Distribution so stakeholders across your San Francisco offices can test features before release. Task tracking happens in Jira or Linear depending on your preference. Communication runs during PST business hours, which makes coordination straightforward since we align with your working schedule.
