When comparing Nova Launcher Prime vs Smart Launcher 5, the Slant community recommends Nova Launcher Prime for most people. In the question“What are the best launchers for Android?” Nova Launcher Prime is ranked 1st while Smart Launcher 5 is ranked 2nd. The most important reason people chose Nova Launcher Prime is:
Nova Launcher provides an experience that's similar to stock Android, but adds multiple customization options. Customization ranges in ways that interactions and the user interface can be changed both aesthetically and functionally.
Specs
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Pros
Pro Has a more customizable stock Android experience
Nova Launcher provides an experience that's similar to stock Android, but adds multiple customization options. Customization ranges in ways that interactions and the user interface can be changed both aesthetically and functionally.
Pro Fast
Speed of Nova Launcher is one of the app's key points. Even with a lot of widgets Nova Launcher performs speedy.
Pro Drawer style options
Options include horizontal pages, vertical scrolling or list. The user is also able to adjust the background transparency. This way the users drawer can look unique while also offering more or less apps on the page depending on their preference.
Pro Custom grid size
From the Nova Settings menu, users can create a custom grid size for their desktop and app drawer, up to a maximum of 12 columns and rows. Discriminating users can also adjust the size of the margins on the top, bottom, left and right. This allows for users to set how many widgets and apps can fit on these screens.

Pro Custom icon packs
Not all custom launchers allow custom icon packs. Nova supports most custom icon packs that are in the Play Store.
Pro Infinite home screen scroll
Turning on infinite scrolling allows the user to move seamlessly among all of their home screens, rather than having to scroll backward when the last page is reached. This proves particularly useful if the user has a large number of homescreens. Infinite scrolling can also be enabled in the app drawer.
Pro Extra dock pages
There are extra bottom row dock pages accessible when swiping left or right on the dock. In Nova's settings there is support for a maximum of five dock pages and a minimum of one.
This way you can set up to 25 shortcuts in the dock that can be scrolled though, leaving plenty of room on the home screen for widgets and other apps.
Pro Tapping & swiping a shortcut can have different results
Nova has the ability to add an assortment of action shortcuts to the home-screen which can be performed when swiping on particular areas or icons (as opposed to when tapping).
Pro Folders in the app drawer
Nova Launcher has the ability to add folders into the app drawer making for easy sorting of many apps.

Pro Can automatically sort inside of folders alphabetically
The user can sort their folders in the drawer and home-screen alphabetically.
Pro Tablet support
The app drawer and widgets take full advantage of a tablets extra screen real estate.

Pro Outstanding widget support
With the custom grids, most widgets can be sized to specifications which give added control over Android home screens.

Pro Allows hiding the status bar
Within Nova's setting the user can set the notification bar to stay hidden, allowing for more screen real estate.
Pro Desktop lock
It has an option to lock the icons and widgets in place as well as locks out the ability to delete apps, preventing accidental rearranging or deletions.
Pro Folder contents synced between drawer and homescreen
- Create a folder in the drawer.
- Drag the folder from the drawer to a home screen.
- Add more items to the drawer folder.
- The item gets added automatically to the home screen folder (because it is the same folder).
In addition, the user can set a custom icon for the folder (or for each shortcut).
Pro Google widget customizations
Pro Sesame Shortcuts integration
Pro Gesture support
Use gestures (swipe up, double tap, etc.) to easily launch apps.

Pro Stable
Solid performance for getting work (and play) done, no crashes, no slow downs.
Pro Useful visual customization options
Allows you to customize scroll effects, scroll speeds, animation speed, app animations, gestures.
All of these options allow for very individualistic differences in how the launcher performs and looks, making for a great way to set ones phone apart from others.
Pro A free version available
A free version, Nova Launcher is available, but it lacks gestures, unread counts, custom drawer groups, ability to hide apps from the app drawer, icon swipes and additional scroll effects.
Pro Backup option available.
Users can save their configuration in a backup file and quickly restore it.
Pro Unread counts
Nova Launcher Prime offers unread counts for all supported apps, a feature not available on all launchers. Although it requires the free installation of TeslaUnread.
What TeslaUnread does is add unread count numbers to certain application icons in ones application drawer and home screen, giving a quick overview of how many unread notifications they have in that supported application.
Pro Easy App Drawer categorization
One of Smart Launcher 2's ways of keeping things simple is to categorize your apps. The categorization is quite accurate and is very useful once you learn the categories.
Pro Minimalist, functional design that gives quick access to most important apps
Smart Launcher uses a simple circular layout of apps. It display 6 user-selected apps, date and time and hides everything else from view.
Pro Lightweight
Smart Launcher uses very little resources which is good for performance and saving battery power.
Pro Allows accessing everything quickly
Pro Hides apps easily
If you have tons of apps that clutter your app drawer even after they’ve been categorized, you can choose to hide certain apps from view.
Pro Good in both Portrait and Landscape modes
Smart Launcher is designed with both Portrait and Landscape modes in mind, which means no matter the orientation one wants to use it in it adapts well to either.
Pro Easy to set up
As soon as you open Smart Launcher 3 for the first time you will begin the setup process. The steps are easy and you will be up and running in no time.
Pro Extendable with unread counts plugin
There is an extra download called Plugin Notifications that allows for the function of notification counts on the users app icons in the drawer and shortcuts on the home screen. It is available for free for Smart Launcher 3 and 2.
Pro Easy theming with icon pack support
Smart Launcher supports using icon packs that are meant for ADW Launcher, Apex Launcher, Nova Launcher, and LauncherPro. You can also change icons on a per-app basis.
Pro Supports gestures
Pro Lock screen is redesigned to provide a cohesive experience
Smart Launcher 3 provides a lock screen which helps to maintain an overall cohesive design on your Android device. It is optional for those that still want to use their stock lock screen.
Pro Hundreds of downloadable themes
The themes change icons, wallpapers, and colors. Each has its own unique feel, but they all adhere to the same layout.
Pro Widgets can be used on secondary home screens
There is an optional function (on at stock start) that allows users to set their own widgets on extra home screen pages.
Pro Gesture support for quick launching
Gestures can be enabled to perform Smart Launcher actions or just to open apps. Smart Launcher actions include but not limited to: open app drawer, show/hide status bar, show notifications panel, and show toggle panel.
Pro One search for everything
One search for apps, contacts and web browsing. Also lets use of Google Now.
Pro Folders on main screen provides fast access to apps
Pro "Okay Google" support
Users can add "Okay Google" support for voice search by downloading the Plugin Extra plugin from the Play Store.
Pro Can be personalized with themes
Smart Launcher 2 offers a selection of themes that change the look of the homescreen.
Pro Live wallpaper support
Live wallpapers are a special type of wallpaper that is animated. Despite the simple and sleek design of Smart Launcher, you can still make it look and feel great, and live wallpapers are just one in a few ways for doing so.
Pro HD Wallpaper
Smart Launcher has HD wallpaper. Very impressive
Cons

Con Lacks automatic backup
There is no way to automatically back up settings or content. Reinstalling the launcher on the same device will lose all settings and content.
Con Overwhelming at first
Nova Launcher offers such a huge amount of customization that at first it is quite a bit overwhelming. There are settings everywhere and other launchers offer more of a step-by-step setup process. Nova Launcher could take you hours to set up how you like it. On the other hand the pure amount of settings allows you to set it up almost exactly how you like it.
Con Notification count not included
Notification count need tesla Unread app to be installed
Con unable to inherit icon size on dock - dekstop - drawer
you need to set icon size separately on dock - dekstop - drawer
Con Less icon packs
This launcher has less icon packs. The system icons it has, are not HD quality.

Con Memory utilisation is a bit high
With all of the features and options Nova Launcher offers there is an understandable loss of RAM, though it could always be optimized better.
Con Drains battery faster than stock Android
This may be due to some of the extra features in the app as well as some of the workarounds need for support of things like "Ok Google".
Con Freemium
Extra widget pages, remove ads, edit categories, popup widget, etc are only for pro users
Con Notifications don't work for some users
Multiple people have reported that app notifications don't work at all with SL2 and they are forced to open each app individually to see if there are changes.
