If you don't have Play Store, you can download Titanium Backup from here : https://bit.ly/2BOJEUE

Titanium Backup has been updated to v3.2.9.1

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  • Finally fixed a bug that prevented apps from being backed up on Froyo, *if* they were installed on a previous (< 2.2) Android version. The bug happened only if you upgraded to Froyo without reinstalling your apps (ie: without wiping). Thanks to Dudy Kohen and others for helping !