If you have downloaded the .deb file directly (perhaps because your package manager is broken or you are offline), follow these steps:

Try installing an unsigned IPA using a tool like (tap on the IPA → Install) or Ext3nder Installer . If the installation completes without a “Signature Verification Error” or “Invalid IPA” message, AppSync is active.

Mobile app development can be a complex and time-consuming process. One of the biggest challenges developers face is managing the various components of their app, including data storage, APIs, and deployment. Additionally, ensuring that the app is scalable, secure, and provides a seamless user experience can be a daunting task.

appsync unified deb file