N Calendar - Planner & Agenda
Komorebi Inc.
Productivity
N Calendar is the most simple and easy-to-use Calendar app ever! You don't have to need a calendar account.
Free
Finding alternatives to
Seamless Calendar
View events, set reminders, sync calendars
by Atsushi Hirasugi
Top 20 Alternatives
Curated apps similar to Seamless Calendar, ranked by relevance and user ratings.
Calendar: Meeting & Scheduling
Calendar.com Inc
Productivity
Calendar is on a mission to help you with your most valuable resource. We are dedicated to providing the best tools to save time, be more productive, and spend time with the people that matter to you.
Free
Treeカレンダー 簡単スケジュール管理の人気カレンダー
Schedule appointments and manage events
LAN CHEN
Productivity
View weekly and monthly schedules with color-coded events. Adjust colors for different appointments. Scroll vertically to navigate days. See weekly tasks at a glance. Switch between views for flexible planning.
Free
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#4 
Akiflow: AI Planner & Calendar
Akiflow Inc.
ProductivityAkiflow is the ultimate all-in-one planner, combining your calendar, tasks, and agenda into a single AI-powered productivity tool. Stay organized, plan efficiently, and streamline your workflow—all from one powerful app. Available on all your devices – mobile and desktop.
Free -
#5 
Simple Working Calendar
Нико Беллик
ProductivityOur application will allow you to easily and accurately calculate your work schedule! Convenient and thoughtful design will make using the application simple! A lot of updates are expected in the future! You can add your own individual schedules! Watch the holidays! Add vacation! Download while...
Free -
#6 
ColumnCalendar and Memo
Shigeo Fukuda
ProductivityNo complex function! This is a simple and easy reading vertical calendar application. You can also use it as a schedule book, such as writing down the meeting schedule! Main Functions - There is a memo function that can be written by each day - Memo can switch between simple display of headings...
Free -
#7 
Daily Notes
Shenzhen Brown Bear Technology Co., LTD
ProductivityA kind of simple but powerful memo application, supports handwriting, picture and voice record, that you can record everything easily and quickly. 1. View the calendar conveniently, and support Lunar Calendar. 2.
Free -
#8 
All-in-One Year Calendar Pro
VoidTech Inc.
ProductivityAll-in-One Year Calendar Pro for iPad is an easy-to-use yet powerful personalizable year planner, complete with markups/highlighting, events, reminders, holidays, birthdays and anniversaries, daily notes/diary, advanced week numbers, customizable month layout and appearance, sharing, and iCloud...
Free -
#9 
Pencil Calendar: CalendarPad
Semore Software
ProductivityBeautifully Designed Handwritten planning meets modern productivity. Plan yearly, monthly, weekly, or daily—with your Apple Pencil. Smooth scrolling, widgets, and Apple Calendar support included. WHY YOU'LL LOVE PENCIL CALENDARPAD PLANNER • Designed for handwriting – write, doodle, or sketch your...
Free -
#10 
Aesthetic Calendar
B TO J PTY LTD
ProductivityIntroducing our newest calendar app, "Aesthetic Calendar". With its sleek and modern design, Aesthetic Calendar offers a unique and personalized way to manage your daily schedule. Choose between four different views, including day, week, month, and list, to best suit your needs. Whether you...
Free -
#11 
Simple Calendar: Clean&Minimal
kenta ito
Productivity【Perfect for anyone who】 ・Wants a simple, stress-free calendar app ・Prefers a clean, user-friendly interface ・Likes to check their schedule quickly with customizable widgets ・Enjoys smooth vertical or horizontal scrolling ・Organizes events with color labels ・Needs reliable reminders and recurring...
Free -
#12 
Calendar Notes - Simple & Easy
Edi Ermawan
ProductivityAn very easy app to save your idea and your notes in a calendar date form * beautiful & simple application without any pretension/requirement * add a note, idea, personal agenda, diary into calendar * perpetual calendar * swipe left and right to change month * you can view list of notes by monthly...
Free -
#13 
Calendar by 44
Fortyfour AB
ProductivityCalendar by 44 is all about two things; speed and clarity. To clearly see what your schedule looks like, and to quickly add events to it. It's based on a seamlessly scrolling collection of months, tightly integrated with a daily list and a new kind of intuitive flow for creating events.
Free -
#14 
Reminders: To Do List & Widget
View in Calendar
Zipo Apps Ltd.
ProductivityView directly in the Calendar for better organization. Access a to-do from the home screen for quick task tracking. Use a structured day planner to break down daily activities and manage time efficiently.
Free -
#15 
Date & Time Interval
SACHIN SABU
ProductivityIn search of an easy to use time calculator and age calculator? Do you want to have a date calculator with days counter and see the exact hours and days between dates? Introducing Date & Time Interval, your new favourite date to date calculator. Use this advanced time hours calculator and: ..
Free -
#16 
もくもくちゃんカレンダー
YUUSUKE SASOU
Productivityやさしい世界観で大人気の【もくもくちゃん】のカレンダーアプリです。 簡単で使いやすい操作性で、誰でもスムーズに予定を管理できます！ かわいいキャラクターたちに癒される毎日を。 ●デザイン着せ替え機能 ・アプリの外観を、6種類のデザインテーマから選ぶことができます。 ・ホーム画面に表示するアイコンを、6種類のデザインから選ぶことができます。 ●予定を色分けして登録 ・予定の色は15色から選べ、色に名前をつけて管理することもできます。 ●指定した年月へのジャンプ機能 ・年月をタップして出てくるポップアップで年月を指定するとその年月のカレンダーへジャンプできます。 ●通知機能 ・一日の予定を...
Free -
#17 
Sunrise Sunset Simple Calendar
Add, edit, and share events
RainbowFactory LTD
ProductivityManage daily tasks with a that lets users add, edit, and share events. Invite attendees, update participation status, and switch between daily, weekly, monthly, yearly, and list views. Sync across devices and set reminders for upcoming events.
Free -
#18 
Calendar 2026
Foodmenu.world Inc.
ProductivityWho this simple calendar is for: - Anyone who prefers easy operation and a clean, simple design - Anyone who values not only simplicity, but true ease of use - Anyone who wants to open the app and jot down plans instantly Try using it for just one day. You will notice the difference compared to...
Free -
#19 
Simple Calendar: Widget Cal
Heart Relay Inc.
Productivity【Features】 ● You can check your schedule for the month at a glance. You can quickly register your events and check them quickly. There are no complicated settings before using the calendar. ● Widget support You can quickly check the date, day of the week, and future plans for the day...
Free -
#20 
Sleek Calendar
Thaqib Halwani
ProductivityWelcome to the simplest, the cleanest and the clearest calendar & planner app! Sleek Calendar is your new personal agenda with colorful icons for your events, a clean interface, easy to use features to manage and share your personal events and memories, the ability to drag and drop to change an...
Free
App information from Apple App Store. Seamless Calendar and related trademarks belong to Atsushi Hirasugi.