Saddle up and try to be the first player to cross the finish line in Chillingo's turn-based word racing game, Word Derby. We also have an interactive digital pop-up book that tells a classic tale, and a productivity app that allows you to capture your daily thoughts.
All app prices are subject to change at any time and without notice regardless of stated free duration. Price changes are solely under the control of the developers.
Dr. Duncan Dog on Duty ($1.99 → Free, 89.3 MB): This interactive storybook app tells the tale of Duncan, a therapy dog at a nearby children's hospital. The story affirms the idea that everyone, even the family pet, has something to share. Your child can read the story all on their own or follow along with the narration. They can also tap on different items in each scene to hear them pronounced. The app includes 15 interactive pages, and the ability to customize the story's text and narration.
Dr. Duncan Dog on Duty is available for free today only (03/30). It has a 4.5-star rating with a total of 5 ratings.
NodeBeat ($0.99 → Free, 6.7 MB): A node-based audio sequencer and generative music app. Drag different nodes all around the screen and connect them to each other to create pulsing sounds. The app includes a variety of customization options like the ability to add gravity to nodes, adjustable pulse rate and beat sync, and echo volume. It also includes 20 musical scales, a seven octave range, and the ability to record and send your tunes via email.
NodeBeat is available for free today only (03/30). It has a 5-star rating with a total of 395 ratings.
Tweets Of The Dead! ($0.99 → Free, 54.0 MB): Wipe out the hordes of zombies that are spawning from tweets in real-time in this first-person shooter. Every time someone on Twitter mentions the word zombie, a new one will appear in the game. You must try to keep up with the zombie obsessed Twitter world for as long as possible. The game includes two maps, two methods of control, two weapons, and leaderboards via Game Center.
Tweets Of The Dead! is available for free for a limited time. It has a 5-star rating with a total of 12 ratings.
Journals - Journal, Diary, & Notebook Library ($3.99 → Free, 27.1 MB): Whether you want to just jot down notes or keep a daily journal, this productivity app will help you get it done. You're able to create multiple journals with different cover styles. When adding an entry to your journal you're able to attach a photo, video, audio recording, image from your library, drawing, and the date and time. The app also includes multiple fonts to choose from, Dropbox support, the ability to share journal entries, and password protection.
Journals - Journal, Diary, & Notebook Library is available for free today only (03/30). It has a 4.5-star rating with a total of 239 ratings.
Melodive ($0.99 → Free, 8.4 MB): Dive into an endless, ever-changing world of form and color in this distance game. All you need to know is that the colorful mushrooms point towards the sky and the darkness below is where you're headed. Tilt to navigate your way through the darkness, and listen as your interactions with the environment create the background music. The game includes two modes, and leaderboards via Game Center.
Melodive is available for free for a limited time. It has a 4.5-star rating with a total of 42 ratings.
Word Derby ($0.99 → Free, 31.6 MB): A turn-based multiplayer word game that has you racing to the finish line. You and your opponents are provided with the same stash of letters. You must create the longest and best possible words in the shortest amount of time to earn the derby trophy. The game includes the option to play against friends or random opponents, loads of power-ups and characters to unlock, in-game chat, and the ability to play up to 20 games at the same time.
Word Derby is available for free for a limited time. It has a 4.5-star rating with a total of 1079 ratings.
PicItEasy PRO – Camera with stabilizer, anti-shake, auto timer, PDF, Dropbox, Instagram and labels ($1.99 → Free, 4.7 MB): Never take another blurry photo again with this camera app. It features multiple shooting options, including an anti-shake mode that will only snap a photo when your iDevice is stable and a ghost hand mode that allows you to capture a photo without touching your iDevice. You're able to label and filter your photos for easy discovery after capturing them. The app also includes a timer mode, Dropbox integration, and a grid option.
PicItEasy PRO – Camera with stabilizer, anti-shake, auto timer, PDF, Dropbox, Instagram and labels is available for free for a limited time. It has a 3-star rating with a total of 5 ratings.
Worm Run ($0.99 → Free, 26.3 MB): Swipe to survive in this innovative endless distance game. You get to play as Zeke Tallahassee, a space janitor with some special talents, and you must try to outrun the massive space worm that's out to get you. Swipe to control Zeke's direction and boosters. You're able to boost only so many times before your suit needs to recharge, so use it wisely. The game includes five dynamically generated environments, loads of power-ups and upgrades, and achievements and leaderboards via Game Center.
Worm Run is available for free for a limited time. It has a 4.5-star rating with a total of 64 ratings.
Grimm's Puss in Boots ~ 3D Interactive Pop-up Book ($4.99 → Free, 71.8 MB): Your little ones will enjoy the re-telling of the classic tale of no ordinary cat in this interactive digital pop-up book. They're able to follow along with the professional narration or read the story all on their own. The 3-D pop-up scenes are loaded with interactive items like mice that squeak, wheels that turn, and different outfits that can be placed on Puss in Boots. The app includes 33 pages of text, nine pop-up scenes, and relaxing music and sound effects.
Grimm's Puss in Boots ~ 3D Interactive Pop-up Book is available for free for a limited time. It has a 4-star rating with a total of 6 ratings.
Dr. Duncan Dog on Duty ($1.99 → Free, 72.5 MB): This interactive storybook app tells the tale of Duncan, a therapy dog at a nearby children's hospital. The story affirms the idea that everyone, even the family pet, has something to share. Your child can read the story all on their own or follow along with the narration. They can also tap on different items in each scene to hear them pronounced. The app includes 15 interactive pages, and the ability to customize the story's text and narration.
Dr. Duncan Dog on Duty is available for free today only (03/30). It has a 4.5-star rating with a total of 11 ratings.
Tizzy Animal Alphabet Puzzles HD ($0.99 → Free, 23.5 MB): An educational puzzle game that will teach your child the alphabet. They're able to construct each letter of the alphabet by tapping and dragging the puzzle pieces into place. Once the puzzle is complete, a disembodied voice will pronounce the name of the animal that's associated with the letter. The app includes 27 puzzles in total, and relaxing music and sound effects.
Tizzy Animal Alphabet Puzzles HD is available for free for a limited time. It has a 4.5-star rating with a total of 8 ratings.
That concludes today's issue of Apps Gone Free. If you like staying on top of these daily deals, don't forget to check out our free AppsGoneFree app. 
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If you are a developer who would like to get your app included in our “Apps Gone Free” daily lists, here’s our basic set of rules:
- It must have at least a three-star average rating at the time it goes free.
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