mobile

Timefio: Schedule & Routine

Personal productivity mobile application for managing schedules, routines, reminders, alarm-based notifications, and productivity recaps in a clean bilingual experience.

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Role

Founder & Mobile Engineer (Flutter)

Team Size

Solo Developer

Duration

Product development cycle

Methodology

Product-Led Iterative Development

Tech Stack

FlutterDartGoogle Sign-InIn-App PurchasesLocal NotificationsAlarm SchedulingCloud SyncInternationalization

Project Overview

Timefio is a personal productivity application designed to help users organize schedules, build recurring routines, and understand daily productivity through reminders, smart alerts, and recap insights. The app combines customizable reminder flows, full-screen alarm behavior, cloud-based data synchronization, Google Sign-In, and bilingual support for Indonesian and English users.

My Contributions

Designed and developed the mobile application end-to-end using Flutter and Dart
Implemented schedule and routine reminder flows with configurable recurrence patterns
Built alarm-based notification behavior including snooze, complete, and dismiss actions
Developed productivity recap features with scoring, streak tracking, and period-based insights
Integrated secure authentication, cloud synchronization, localization, and in-app purchase flows

Key Highlights

Android

Platform

Productivity

Product Type

ID / EN

Languages

Solo Developer

Role

Challenges & Solutions

Key engineering problems I solved during this project.

Designing Flexible Reminder and Routine Logic

Built a reminder model that supports one-time schedules and recurring routines while keeping notification mode, alarm behavior, and completion state manageable across different user workflows.

Ensuring Reliable Alarm and Notification Delivery

Implemented full-screen alarm interactions, snooze handling, completion actions, and follow-up notifications to reduce missed tasks while respecting configurable user preferences.

Turning Daily Activity into Useful Productivity Feedback

Developed recap and productivity score logic based on task completion, consistency, streaks, and time-based patterns to help users understand their routines more clearly.

Supporting a Production Mobile Product End-to-End

Handled authentication, cloud sync, localization, subscription access, privacy considerations, and Play Store distribution as part of a complete product delivery workflow.

Outcome

Timefio demonstrates the delivery of a complete mobile productivity product, covering scheduling workflows, reminder reliability, recap analytics, cloud-backed user experience, monetization readiness, and multilingual product design in a production-oriented Flutter application.