We highlight the best free and affordable Android apps from the past week. Get the downloads below.
See also: Top 5 iPhone apps this week
Zenonia 4 (Free)

Get your RPG on with the fourth Zenonia installment – Gamevil has ramped up the graphics and there's online player vs player battles. It's a free download but watch out for in-app purchases as gold will cost you real life monies.
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Chrome Beta (Free)

Chrome hit Android this week and fans of Google's browser will no doubt love features like the tabs stack, bookmarks and one-click sync with the desktop version. It's not all good news though as Chrome Beta is Ice Cream Sandwich only to start. Meanies.
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Fragger (Free)

Grenade launch to your heart's content in Fragger, a fun little game from Miniclip that rocks over 300 levels to keep you in a suitably aggressive mood on the morning commute. Worlds include snowy scenes and a pirate ship but the premise remains simple – blow stuff up.
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OneNote Mobile (Free)

Create up to 500 memos, scribbles and grand earth-shattering thoughts for free in this Microsoft app that's taking on the likes of Evernote. You can add text, images and bullet points and store them in the cloud thanks to SkyDrive.
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AI FloatnSplit Tablet Keyboard ($5.60)

If you get fed up of your keyboard hogging all the room on your Android tab, try A.I.type's floating, semi-transparent keyboard that you can drag around to view what you're actually typing. It works on Android phones too and has a two-day refund policy in case the price puts you off.
Get it