Flip Clock:Digital Desk Widget

Hizo is a habit and daily task tracking app with a clean design and marking mechanics, available on a free tier and premium subscription, but suffers from device synchronization issues, login errors, and server instability.

Samsung's built-in clock app offering alarm, world time, stopwatch and timer functions, but suffering from alarm instability, UI issues after updates and missing important display features.

Todoist is a task management app with calendar support, voice input (Ramble), various views (list, board, calendar), cross-device synchronization, and collaboration features; partially implemented with issues in voice input for Russian language and some devices.

Flip Clock is a simple full-screen clock with minimalist and practical page-flip animation that displays time changes.

A simple timer and stopwatch app that allows running multiple timers simultaneously, but is heavily cluttered with video ads and contains limitations on repeat and interval detail features that require a paid subscription.

DClock is a desktop digital clock app with widget support, theme customization, white noise, and focus timer features, though it has stability issues including time synchronization problems and crashes after updates, and requires a paid subscription for full functionality.

Habit tracking app with calendar, timers, and reminders, but with localization issues and a non-intuitive interface.

BillNest is an iOS app for managing bill and subscription reminders, operating entirely locally without servers, supporting up to 15 bills in the free version with synchronization via personal iCloud.