The app relied on complex, often redundant frameworks. For instance, it maintained 40 different versions of a contact list
allow you to download IPAs directly from the App Store to your computer for archiving or sideloading. Version Comparison & Usage Old Versions (e.g., v2.0–v80.0) New Versions (v500.0+) Small (3MB – 50MB) Large (150MB+) Faster on older hardware Feature-rich but heavier Compatibility Legacy devices (iPhone 3G/4/5) May lose server connection Fully supported Important Note: messenger ipa old version new
, dropping from 1.7 million lines of code to roughly 360,000. The app relied on complex, often redundant frameworks