Apps Like Opper for iPhone and iPad
Ranked alternatives
Showing 341–360 of 1,000 ranked alternatives.



Griday Calendar & Reminder
昊罡 姚
Plan tasks, set reminders, track time
View all your calendars in one place. Set smart reminders for tasks and events. Customize schedules with recurring options. Sync across devices. Add notes and attach files to events. Share calendars with others. Track progress toward goals.


List'm: Note, List, Share
Listem LLC
Find, save, and organize lists
Create and manage lists for tasks, shopping, reading, and more. Add items, set reminders, and organize by category. lists with others or keep them private. Sync across devices and access lists offline.



LeaderTask: Task Planner
Ivan Abramovsky
Capture tasks, organize projects, track progress
Capture tasks and ideas instantly. Manage to-do lists with a calendar and reminders. Work offline to access tasks and calendar without internet. Break down large tasks into subtasks.





Atlas AI - Daily Planner
Reda Slaoui
Track tasks, edit notes, and manage goals
Allows users to create, edit, and manage tasks using natural language with an AI assistant. Organize tasks and habits into custom lists and view progress. Set reminders and prioritize items. Sync across devices and track habits over time.




How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.