The best replacement for tab bar is toolbar.

The best alternatives to tab bar are rated as following:
★★★★★  toolbar

Your alternative for tab bar is not listed? Suggest!
Speaking about tab bar, one probably shouldn't forget about navigation controller.

Other search terms related to tab bar and their ratings are:
★★★★★ navigation controller
You have in mind a companion for tab bar and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of tab bar in all years. Click on graph for more.
tab bar
toolbar