Unity 3.5 contains new particle, lighting and rendering effects to improve the overall look of iOS games created with the engine, on top of improvements to AI and pathfinding code for enemies and memory and performance enhancements. The updated SDK now also allows developers to export their work to Flash, and to create a native client that can be played within Google Chrome without the need to install an add-on.

Hardwood Solitaire IV is a universal app for iPhone and iPad that gives you ten versions of the “just me and a deck of cards” game. This pack comes with some smooth graphics and plenty of variety, but the iPhone version is so small that selecting and placing the cards is a bit difficult. The buttons also seem to have a problem recognizing they have been touched, making this a better option for the larger iPad.

If, like every other human being on the face of the planet, you can only remember important dates (birthdays, weddings, funerals) once they show up in your Facebook timeline, conveniently giving you a way to express deep human affection by clicking “like,” you’ll probably be interested in ThinkMe! It’s a new iPhone app with a very particular focus: posting customized greetings to Facebook.

Valentines Day isn’t just about sharing the love between couples, it’s also about sharing the love between app developers and iPhone, iPad and iPod touch users. Whether you’re looking to send virtual flowers, film a romantic movie, take some sexy photos, cook a special meal, or kill some shirtless dudes, there are some good sales to take advantage of.

Valentine’s Day—that most polarizing of holidays—is a week away. And whether you have anyone with whom to share it, there are plenty of app developers who want to share it with you. We’ve got iOS apps to help you find a date, cook for that date, send cards to that date and “bump bears” with that date. There are also some Valentine’s themed accessories and sales to take advantage of, so check it out now before the holiday passes you by.

Art Authority was my surprise find at the 2012 MacWorld | iWorld event. It’s a great way to introduce kids to the fine arts, and it’s a possible interactive upgrade to the traditional Art 100 class in college (I heard plenty of stories that involved snoring…).

2012 Toy Fair is going on in New York City this week, and ThinkGeek is using the event to unveil the iCADE 8-Bitty wireless game controller for iPhone, iPad and iPod touch. The iCADE 8-Bitty “… will bring the magic of the iCADE to the pockets of smartphone and tablet users by delivering an enhanced gaming experience everyone can enjoy.”

VIPorbit will import, on command, all of the contacts currently on your iPhone, iPad or iPod touch. Each contact can be selected to get a look at the scheduled activities, a log of events, details such as address and phone number, what orbits the contact is in and a button to connect (electronically) with the contact.

Love your iPhone, but sick of running out of battery by the end of the day each day? Spyder Digital Research is here to help with a new docking case that charges your phone all day long. Spyder’s PowerShadow Battery Case & Charge/Sync Dock, which works with both the iPhone 4 and 4S, consists of a thick case that charges the iPhone, as well as a USB-based dock that, essentially, charges the charger. It is also possible to charge the phone directly through the dock.

Would you like to play your keyboard, electronic drums or other MIDI compatible device through your iOS device? Yes, please. Thanks to IK Multimedia’s iRig MIDI, you can do just that. It’s a dongle for your iOS device that accepts MIDI In, Out and Through, which opens a number of doors for electronic musicians.