Keep track of the last time you did something with the lifestyle app, Last Time. We also have an app that allows you to record the perfect video, and a powerful utility app that allows you to store important files and messages behind a wall of encryption.

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.

iPhone:

Real Fireworks Artwork Visualizer ($0.99 → Free, 4.2 MB): Put on your own fireworks show safely indoors with this entertainment app. Tap all over the screen to set off colorful explosions, or change a variety of parameters and allow the app to perform the show all on its own. You’re also able to choose from seven different modes, including one that allows you to draw your own images. The app includes multitouch controls, five color options, the ability to capture and share your works of art, and TV-out support.

Real Fireworks Artwork Visualizer is available for free today only (07/01). It has a 4.5-star rating with a total of 60 ratings.

Toy Defense 2 ($1.99 → Free, 83.7 MB): Lead your toy army to victory once again in this sequel to the smash hit fixed-path tower defense game, Toy Defense. Deploy your soldiers and other powerful weapons to defend your base from the approaching enemies. You’re able to repair your units using the coins earned during battle. You can also upgrade your units after each skirmish. The game includes three new worlds, 84 levels, and achievements and leaderboards via Game Center.

Toy Defense 2 is available for free for a limited time. It has a 4.5-star rating with a total of 255 ratings.

Universal:

Cypher Bot ($0.99 → Free, 2.5 MB): Store important files and messages behind a 256-bit wall of encryption with this utility app. You’re able to generate text right from within the app or paste it into the blank field. You can also import files from Dropbox, your photo library, another app, or via iTunes FIle Sharing. Then just tap the encrypt button to secure it. When sharing an encrypted message, your recipient must use the exact keyword or password it was encrypted with.

Cypher Bot is available for free for a limited time. It has a 3.5-star rating with a total of 36 ratings.

Videon – Video Camera with Zoom and Editor ($2.99 → Free, 2.8 MB): Capture the perfect video with this photography app. The whole screen of your iDevice acts as your viewfinder with all of your controls placed over the top. You’re provided with quick access to a zoom wheel, and are able to adjust the focus and exposure with gestures. After capturing your video, you’re able to adjust the color, speed, and contrast. You can split, trim, and merge videos as well. The app also includes detailed video information, the ability to snap photos, an audio meter, and video stabilization.

Videon – Video Camera with Zoom and Editor is available for free for a limited time. It has a 4.5-star rating with a total of 33 ratings.

PDF Master Pro – Fill Forms, Annotate PDF with Professional Reader ($4.99 → Free, 23.7 MB): Manage your PDF files while on the go with this productivity app. You’re able to import PDF files from Dropbox, Google Drive, and Box, or you can transfer them via iTunes File Sharing. You’re then able to highlight text, fill forms, add text, add stamps, and even draw right on top of your files. PDF files can be shared via email, printed, opened in other apps, or sent right back to the cloud. The app also includes document sorting, password protection, tabbed reading, search, and bookmarks.

PDF Master Pro – Fill Forms, Annotate PDF with Professional Reader is available for free today only (07/01). It has a 4-star rating with a total of 150 ratings.

Zuba! ($0.99 → Free, 49.3 MB): Help Zuba recover his stolen candies in this endless distance game. Zuba goes rolling ahead all on his own, but it’s up to you to dodge the dangerous obstacles by steering him around them. You can also acquire super gadgets to launch yourself over obstacles or blast through them. Just be sure to continuously collect candies, otherwise you’ll run out of energy. The game includes three control variants, loads of colorful environments and obstacles, and achievements and leaderboards via Game Center.

Zuba! is available for free for a limited time. It has a 3.5-star rating with a total of 25 ratings.

Calculator ∝ ($0.99 → Free, 368.9 KB): Crunch numbers in style with this calculator app. It features a flat iOS 7-style interface with large, easy to tap buttons. All that extra space for large buttons is afforded by the fact that the memory functions are tucked away in a slide out menu. Your calculations are displayed live as you type, so you’ll never have to start over.

Calculator ∝ is available for free for a limited time. It has a 5-star rating with a total of 17 ratings.

Last Time – track your important events ($1.99 → Free, 7.5 MB): Keep track of the last time you did something with this lifestyle app. You’re able to quickly record an event to track just by entering a title at the bottom of the screen and tapping the add button. Your event can be customized with a background image along with one of many different icons. As days go by, the ticker will begin to count up. If you participate in the event again, just mark it as complete to reset the counter. The app includes the ability to add notes to events and share them, history, and three filtering options.

Last Time – track your important events is available for free today only (07/01). It has a 4.5-star rating with a total of 139 ratings.

iPad:

SteamPunk Hockey HD ($1.99 → Free, 23.2 MB): Air hockey with a victorian twist. Grab your paddle and swat the puck all over the screen with only the tip of your finger. You’re able to play with up to four players and four pucks on the screen at once. The game also includes six background styles, three puck sizes, five obstacle types, three AI strengths, and leaderboards via Game Center.

SteamPunk Hockey HD is available for free for a limited time. It has a 4-star rating with a total of 16 ratings.

Real Fireworks Artwork 4-in-1 HD 2012 – Play Awesome Light Show, Enjoy Fun Visualizer, Make Cool Wallpapers and Draw Amazing Art with Colors & Glow ($4.99 → Free, 8.7 MB): Put on your own fireworks show safely indoors with this entertainment app. Tap all over the screen to set off colorful explosions, or change a variety of parameters and allow the app to perform the show all on its own. You’re also able to choose from seven different modes, including one that allows you to draw your own images. The app includes multitouch controls, five color options, the ability to capture and share your works of art, and TV-out support.

Real Fireworks Artwork 4-in-1 HD 2012 – Play Awesome Light Show, Enjoy Fun Visualizer, Make Cool Wallpapers and Draw Amazing Art with Colors & Glow is available for free today only (07/01). It has a 4.5-star rating with a total of 739 ratings.

Toy Defense 2 HD ($4.99 → Free, 83.2 MB): Lead your toy army to victory once again in this sequel to the smash hit fixed-path tower defense game, Toy Defense. Deploy your soldiers and other powerful weapons to defend your base from the approaching enemies. You’re able to repair your units using the coins earned during battle. You can also upgrade your units after each skirmish. The game includes three new worlds, 84 levels, and achievements and leaderboards via Game Center.

Toy Defense 2 HD is available for free for a limited time. It has a 4-star rating with a total of 211 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. It provides all the deals each day, and even an archive of past deals that are still active.

Developers:

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.
  • The app must not have been free numerous times (3+) over the last six months.
  • The free version of your app must not include ads.

To submit an app, simply send a request to tyler@appadvice.com with the subject “Apps Gone Free.” Please include the name of the app, a link to it in the App Store, when and for how long you intend to offer the app for free, and anything else you would like to share. We will take it from there.