Giedrius Talzunas’ 100 Balls (free) is currently topping the Free Apps chart in the App Store. First released in April, the app has updated to version 1.3 with new bonus balls, cups with effects, and new soundtracks. A simplistic game, 100 Balls has players dump balls into cups moving on a track. As the game advances, the cups move faster and change colors — the different colored buckets give players the opportunity to get higher scores. The…