Photo Measures by Big Blue Pixel, Inc. – $5.99

Constructing a house? Engineering a new project? Moving to a new place?
Take some photos and note down the dimensions on the photos to remember the exact layout, and to make sure that everything will fit easily.

Need to keep in mind the exact dimensions of an object? Just take a photo and quickly write them on it.

Are you decorating? Want to buy a new frame or a new furniture but not sure it will fit?
No problem since you can have all your house dimensions always with you!

ColorSchemer by CHROMAom – Free

Browse and search over 1 million palettes created and shared by other members.
Use fun color tools to create your own palettes whenever inspiration strikes, and share them with the app community:
• Create palettes from photos, using your camera or photo library as inspiration.
• Visualize color harmonies and relationships on the built-in pocket color wheel.
• Tap the color wheel and watch it spin like a real-life artist color wheel.
• Use the LiveSchemes tool to rotate color palettes while maintaining their harmony relationships.
Automatically sync your palettes with your free COLOURlovers account, so you'll have them wherever you go.
• Email palettes to a friend or co-worker, or save them to your camera roll.
• Grab RGB and hex values for each color.

Carpenter by iHandy Inc. – $1.99

There are 5 tools in this Carpenter tool kit:
– A plumb bob, the easiest way for you to verify the verticality of lines or walls
– A surface level, the best tool to level any flat surface
– A bubble level bar, exactly as you can see in carpenter tool kit shops, and more beautiful!
– A steel protractor, measuring angles from 0 to 180 degrees.
– A steel ruler, supporting both inches and centimeters. By swiping it left and right, the ruler is capable to measure things much longer than your iPhone!
– Once calibrated, the plumb bob, surface level and level bar can also be used as an inclinometer/clinometer by reading the angles on the screen.

SnapShop Showroom by SnapShop Inc. – Free

Visualize furniture in your own home using augmented reality. SnapShop gives you confidence that a sofa or chair looks great in your living room before you buy. Whether you're looking for a new couch, or just having fun coming up with ideas for a future remodel, SnapShop is the perfect tool to imagine how it might look and get feedback from friends.
How it works:
1) Walk into your living room and launch SnapShop.
2) Browse our always growing furniture catalog and choose a category like sofas. Pick your favorite sofa from a list of images which brings up your iPhone camera with an overlay of the sofa so you can point and see the sofa where you'd like it to go (iPod Touch or iPad users can load a picture from their camera roll).
3) Use your fingers to position and rotate the sofa in the right spot and take a photo. It really looks like the sofa is in your living room!

Homesnap Real Estate by Sawbuck – Free

Homesnap's signature feature: snap a photo of any house, townhouse, or condo to reveal an estimated value, the price it last sold for, how many bedrooms, how many baths, local schools, interior pictures and much more.

Now you can explore homes for sale, open houses, recent sales, and check values for 90+ million homes in the USA from the comfort of your couch! Search by address, customize your search, move interactive maps, browse lists, or use split-screen.

When you snap, favorite, comment, recommend or share a home, it is added to your photo stream, which is always up-to-date with the latest real estate info and prices. Add some friends and you can easily conduct your home search with input from friends and family.Now optimized for your iPad, you can explore snaps, homes and listings using gorgeous full-screen interactive maps.