SlideME might be a bit more popular than AppAdvice. We know about 1 link to it since March 2021 and only 1 link to AppAdvice. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Apple has a ton of suggestions. And the app store is filled with iPad apps. You can also look here: https://appadvice.com/appnn. Source: 6 months ago
I used to make use of http://slideme.org/ to get apps for my outdated (and not able to connect to playstore) tizzbird f10 years ago when support got dropped for android 2.3.5. Source: over 1 year ago
AppAgg - Application Aggregator
Amazon Appstore - The Amazon Appstore is a place to purchase and download apps for your Android device.
Apple Sliced - Apple Sliced searches the Web for the lowest prices and uses only Authorized Apple Resellers, so...
Aptoide - Aptoide is a third party replacement for the traditional Google Play Store.
AppShopper - Mac Apps, Mac App Store, iPad, iPhone and iPod touch app store listings, news, and price drops
GetJar - Discover and play paid apps and games for free.