When comparing Google Slides vs Wally, the Slant community recommends Wally for most people. In the question“What are the best Material Design apps?” Wally is ranked 32nd while Google Slides is ranked 33rd. The most important reason people chose Wally is:
The app allows searching for wallpapers by text and tags as well as allows filtering them by categories, resolution, and/or aspect ratio.
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Pros
Pro Simple and clean
Google Slides is a more back-to-basics type of presentation software, so no distractions with a multitude of options and settings.
Pro Free to use
Google Slides does offer a paid version but features are not limited by pricing.
Pro Ease of sharing and collaboration
As with all Google Documents, Google Slides can easily be shared since they live in the cloud, multiple users can also edit the slides and comment at the same time.
Pro Multi-platform
Google Slides lives in the cloud, it can be viewed and edited from virtually any platform.
Pro No software to install and maintain
Since Google Slides live in the cloud means there's no need to maintain the application. There's also nothing to install and nothing to update.
Pro No version number
Being a web-platform keeps it always up-to-date, saves the trouble of errors when presenting on older versions.
Pro Lots of different ways to find wallpapers
The app allows searching for wallpapers by text and tags as well as allows filtering them by categories, resolution, and/or aspect ratio.
Pro Has a huge selection of high quality wallpapers that's constantly updated
The app uses wallhaven.cc as the source for wallpapers. Wallhaven.cc, the successor of wallbase.cc, is a vast resource for high quality wallpapers.
Cons
Con Limited offline functionality
Some of the tools are unavailable when editing presentations offline.
Con Just the basics
Google Slides often lack the tools for power users when editing presentations.
Con Files are stored in Google servers
In case the servers go down, your files will be inaccessible for the time being.
Con It is a Google product
Your data privacy at Google is debatable.
Con app not available in play store
Con Buggy
Multiple people are reporting that the app can sometimes crash or crash the launcher or not work properly in some other way.