What is SideloadBox?

Sideloadbox is an IPA library, where you can find hundreds of IPAs for free. When your Tweakbox App is down (It can often happen with certificate revokes), Sideloadbox can come to your rescue. Due to continuous revokes by Apple, apps that are downloaded from a third-party app stores will not function at all. In order to rectify the situation, reinstall the app that has been revoked, and SideloadBox may come to the rescue. Sideloadbox is the best Tweakbox alternative. Even the Sideloadbox provides you with hundreds of tweaked apps, modified apps, apps that are not available in your app store and hacked games for free.

This IPA library which is also a website needs Cydia Impactor to install on your iOS device.

But no jailbreaking is required to install the Sideloadbox on your device.