InstaMaterial VS Etar Calendar

Compare InstaMaterial vs Etar Calendar and see what are their differences.


Implementation of Instagram with Material Design (originally based on Emmanuel Pacamalan's concept) (by frogermcs)

Etar Calendar

Android open source calendar (by Etar-Group)
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InstaMaterial Etar Calendar
5 23
5,018 1,547
- 3.5%
0.0 8.7
over 2 years ago 9 days ago
Java Java
Apache License 2.0 GNU General Public License v3.0 only
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.


Posts with mentions or reviews of InstaMaterial. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2021-01-01.
  • What Should A Junior Focus On?
    2 projects | | 1 Jan 2021
    Google has created like 7 different ways to build the same thing out of which 6+-1 are deprecated, either code-wise or due to obsolescence (and things that just should be deprecated instead of pushed ahead forcefully) so now what a Junior needs to know is solid Android fundamentals (Activity, Fragment, UI basics, RecyclerView, FrameLayout, LinearLayout, ConstraintLayout, etc), networking fundamentals and Retrofit, relational DB fundamentals, threading fundamentals, Java/Kotlin fundamentals, UI fundamentals, localization / string resources and drawables on Android, merge layouts and styleables, styles, Fragments, RecyclerView, am I repeating myself
  • What Do You Love And Hate About Android
    2 projects | | 29 Dec 2020
    I actually was thinking of Telegram initially as it's kind of a meme at this point, but at least in the "ChatActivity" code that extends BaseFragment that in reality is just a view, it actually holds a sense of intent and structure, even if it grew beyond its limits due to lack of proper composition (see compound viewgroups as a possibility).

Etar Calendar

Posts with mentions or reviews of Etar Calendar. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2023-01-08.
  • ⟳ 1 apps added, 42 updated at
    9 projects | | 8 Jan 2023
    Etar - OpenSource Calendar (version 1.0.34): Etar is a material designed open source calendar, for everyone!
  • All my Alternatives to Google Apps
    27 projects | | 20 Nov 2022
    Google Calendar → Etar
  • Calendar App recommendations
    3 projects | | 16 Nov 2022
    Etar calendar works just fine with DAVx⁵, and I know this works well with
  • Reminders not working with 19.1 on OnePlus 5T
    3 projects | | 3 Jun 2022
    See the in and also in and it's Issues tab.
  • ⟳ 7 apps added, 31 updated at
    9 projects | | 8 Apr 2022
    Etar - OpenSource Calendar (version 1.0.30): Etar is a material designed open source calendar, for everyone!
  • [new app][dev] CalEF: Send Calendar entry
    3 projects | | 22 Jan 2022
    Etar-Calendar version 1.0.29 or later (January 2022)
  • ⟳ 1 apps added, 64 updated at
    35 projects | | 11 Jan 2022
    It connect * TICE – Secure GPS Location Sharing with Friends (version 2.3): Meet up and locate your friends, family and colleagues on a map * PinPoi (version 1.7.6): Import and manage points of interest * Open TimeLimit (version 5.4.1): Simply limit the usage duration * Forkyz (version 15): Crossword puzzles application, download and play. * Open-source To-Do Lists & Reminders (version 12.0): Fork of Astrid Tasks & To-Do List * RunnerUp (version Track your sport activities using GPS * SaveTo… (version 1.15.2): Save shared image or pdf to selected directory * Simple Alarm Clock (version 3.10.03): Improved alarm clock * Discreet Launcher (version v5.4.1): Enjoy a clean home screen while accessing everything in an instant * Firefly III Mobile (version 5.0.1): Mobile wrapper for Firefly III * Ad-silence (version 0.4.0): Silence ads in Accuradio, Spotify & Tidal. Lightweight & minimal(under 150kb). * Meteocool - Rain radar (version 2.2): Free & Open High-Accuracy Local Weather Radar and Forecasting * Evil Insult Generator (version 3.3): This is the greatest insults app you can get! * ANOTHERpass (version 1.5.3): Another way to manage passwords * Simple Music Player (version 5.9.0): A clean music player with a customizable widget. * croc (version 1.10.1): Easily and securely send things from one computer to another * Look4Sat: Satellite tracker (version 2.6.0): Radio satellite tracker and pass predictor for Android * Bitcoin Wallet (version 9.03): Store digital currency * UnCiv (version 3.18.16): 4X civilization-building game * Termux:GUI (version 0.1.4): A plugin for Termux to use the Android GUI from terminal applications. * Bitcoin Wallet [testnet3] (version 9.03): Testing version of Bitcoin * Silence (version 1.9.2): Block unknown callers * Specie (version 1.01): Currency conversion * RadarWeather (version 4.6): Lets you watch the weather for cities and locations you are interested in. * Thorium a PeerTube client (version 1.11.0): a PeerTube player * Currency (version 1.40): Currency conversion * PCAPdroid (version 1.4.5): No-root network monitor and traffic dump tool for Android devices * GymRoutines (version 0.1.0-beta09): Open-Source fitness tracker for Android. * DeepL (version 7.1): Unofficial Android App for DeepL Translator * Etar - OpenSource Calendar (version 1.0.29): Etar is a material designed open source calendar, for everyone! * Catima — Loyalty Card Wallet (version 2.13.1): For your barcodes, memberships, loyalty programs, coupons and tickets.
  • ⟳ 2 apps added, 58 updated at
    19 projects | | 29 Dec 2021
    Etar - OpenSource Calendar (version 1.0.27): Etar is a material designed open source calendar, for everyone!
  • Any good Google Calendar alternative?
    3 projects | | 28 Dec 2021
    The best option (better than simple calendar) is Etar Calendar :
  • What calendar should I use?
    2 projects | | 23 Oct 2021
    I use Etar with Nextcloud as the backend.

What are some alternatives?

When comparing InstaMaterial and Etar Calendar you can also consider the following projects:

Simple-Calendar - A simple calendar with events, tasks, customizable colors, widgets and no ads.

Lightning Browser - A lightweight Android browser with modern navigation

seadroid - Android client for Seafile

vanilla - Vanilla Music Player for Android (abandoned). Visit for an actively developed fork

MvRx - Mavericks: Android on Autopilot

clean-status-bar - Tidy up your Android status bar before taking screenshots for the Play Store

uhabits - Loop Habit Tracker, a mobile app for creating and maintaining long-term positive habits

wechat - A High Copy WeChat ,SNS APP (高仿微信)

TurtlePlayer - A Free, Fully Fledged, Open-Source Music Player for Android

TextSecure - A private messenger for Android.

Mail-in-a-Box - Mail-in-a-Box helps individuals take back control of their email by defining a one-click, easy-to-deploy SMTP+everything else server: a mail server in a box.

AmazeFileManager - Material design file manager for Android