When comparing F-Droid vs GetJar, the Slant community recommends F-Droid for most people. In the question“What is the best Google Play Store alternative?” F-Droid is ranked 1st while GetJar is ranked 17th.
Ranked in these QuestionsQuestion Ranking
Pro All titles are free and open source
All apps and games on F-Droid are free and open source (FOSS), making for a complete store resource for users who want to use only open source software on their device.
Pro F-Droid compiles all packages
F-Droid compiles all the packages themselves ensuring a high level of security. Other stores just allow the developer to upload the app already compiled, meaning anything malicious could be in the app.
Pro All apps have no ads nor tracking
This alone can be a great reason to use the apps available on F-Droid, but there is also the fact that this can increase battery life due to tracking and ads never requiring a data connection, since they are not present.
Pro File sizes are shown
For those running out of room, the size of the APK is always shown.
Pro Previous versions of apps remain available after updates
If you don't like an app after an update, you can download the previous version again. This is not possible on GooglePlay.
Pro Multiple repository sources
You have more than one source of apps and updates and local repository too
Pro User submit-able apps
Users can submit apps through a dedicated Submission Queue section of their forum. Making for an easy way that anyone can submits apps to the store.
Pro Customer loyalty program
GetJar uses a customer loyalty program that rewards its users with virtual currency. This virtual currency can then be spent on in app purchases or premium apps in a wide variety of stores including the Google Play Store.
Pro App available on the Play Store
GetJar offers a mobile app for Android that is available on the Play Store, making for an easy way to install their store as well as start using the apps available on it.
Pro GetJar Developers
GetJar offers developers tools to grow their user-base, sell more apps and sell more in app purchases on their store.
Con No ratings/comments/number of downloads
All apps are presented equally. It is difficult to judge an app's quality/popularity before trying it. On the upside, descriptions are fair (written by the F-Droid maintainers, not by the app authors).
Con It doesn't have all the open source apps
There are many open source apps that aren't available on F-Droid due to their authors not making it available on that particular app store. One example is Omni Noted, which is on the Play Store but not F-Droid.
Con Small selection
F-Droid has a small selection of apps when compared to other major Android markets. This is due to every app being open source and given away for free, something not many people are willing to do with their time and creations.
Con Not all apps have screenshots
It can be difficult to tell what an app is like without installing it.
Con Descriptions are only available in English
Though the store app is multilingual, the app descriptions are only in English, meaning you must know English to find an app, even if the app is supposed to be multilingual.
Con A lot of apps lack polish
Since every app on F-Droid is FOSS and released for free, many of them aren't as polished compared to other markets and their paid app selections.
Con Updates are not automatic
You have to click the updates one-by-one in order to make them happen.
Con Buggy android app
The Android app is buggy where in there are issues with the in app currency as well as the store keeping track of purchases or applying themes to certain launchers.
Con No proper security to scan apps
Some of the apps have virus
Con Only a mobile page
For users that like browsing on their PC's GetJar might not be the best experience as it is only a mobile page. Browsing apps through this method is painfully unappealing.