111104_aquaria.jpg[In this weekly column, Gamasutra rounds up the most popular paid and free iPad gaming applications on the App Store as of today, with Aquaria, Zombieville USA 2 and Card Ace Casino HD currently ranking among the platform's top downloads.]

This week's top paid titles are:

1. Angry Birds Seasons HD ($1.99)
2. Zombieville USA 2 ($0.99)
3. Aquaria ($4.99)
4. Angry Birds HD ($4.99)
5. Where's My Water? ($0.99)
6. Modern Combat 3: Fallen Nation ($6.99)
7. WELDER ($1.99)
8. Angry Birds Rio HD ($2.99)
9. Fruit Ninja HD ($2.99)
10. Words With Friends HD ($2.99)

Rovio's Angry Birds Seasons HD reclaims top honors in the iPad charts this week, overtaking Mika Mobile's Halloween hit Zombieville USA 2 and a recently released port of the indie PC title Aquaria.

Last week's chart leader Bike Baron drops out of the top ten, meanwhile, as Ayopa's word game WELDER claims seventh place in its debut week.

Here are this week's top free iPad applications:

1. Card Ace Casino HD
2. Six Towers HD
3. My Country
4. Hidden Object Crosswords HD
5. Mr Giggle HD Lite
6. Mr Giggle 2 HD Lite
7. VegasTowers HD
8. Angry Birds HD Free
9. Brothers in Arms 2: Global Front Free+
10. Crime City HD

Self Aware Games' Card Ace Casino climbs to the top of the iPad's free charts, beating close competition from AlphaWeb's puzzler Six Towers HD and Game Insight's sim title My Country.

Dekovir's Hidden Object Crosswords HD takes fourth place during a limited-time free download promotion, while former chart-topper Brothers in Arms 2: Global Front Free+ drops to ninth place in its second week of release.