Today’s apps gone free: Doodle Jump SpongeBob SquarePants, Blox 3D, Runtastic Push Ups and more

Restore order to the sea, build 3-D models, and tone your upper body with today’s collection of apps and games.

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:

PDF Reader Premium – Annotate, Scan, Sign, and Take Notes ($2.99 → Free, 64.4 MB): Create, manage, and share PDF documents with PDF Reader Premium. It’s perfect for those who need to get work done while on the move.

You’re able to import PDF files and photos via your favorite cloud storage services, Wi-Fi, the web, iTunes File Sharing, or from your photo library. You’re also able to capture photos right from within the app and quickly convert them into PDFs. You can then view your PDFs, or edit and annotate them using a wide variety of tools. PDFs can also be searched for with keywords, and organized by date, tag, or name. The app also includes AirPrint support, a built-in dictionary, AirPlay support, and iCloud support.

PDF Reader Premium – Annotate, Scan, Sign, and Take Notes is available for free for a limited time. It has a 4-star rating with a total of 5850 ratings.

Universal:

Doodle Jump SpongeBob SquarePants ($1.99 → Free, 54.3 MB): Restore order to the sea in Doodle Jump SpongeBob SquarePants. It’s for fans of the Doodle Jump series and, of course, SpongeBob.

This is the same Doodle Jump you know and love, but with a SpongeBob twist. It includes four iconic undersea worlds to explore by jumping up and up on platforms. As always, simply tilt your device to control your character and tap on the screen to fire. Familiar faces like Patrick and Sandy will lend you a hand, and infamous villains like Man Ray and Dirty Bubble will stand in your way. The game also includes all-new power-ups, five endless modes, and daily and weekly challenges.

Doodle Jump SpongeBob SquarePants is available for free for a limited time. It has a 3.5-star rating with a total of 151 ratings.

Runtastic Push Ups PRO – Workouts, Trainer & Counter ($1.99 → Free, 33.6 MB): Smash through the 100 push-ups barrier with a little assistance from this fitness app. It’s great for anyone who wants to shed a few pounds and strengthen their upper body.

It includes three training plans that will help you safely achieve your goal. The app acts as your personal assistant, as it’s able to count your push-ups for you and coach you through audio cues. It also includes personal records, stat tracking, and the ability to share your workouts via Facebook, Twitter, or email.

Runtastic Push Ups PRO – Workouts, Trainer & Counter is available for free for a limited time. It has a 5-star rating with a total of 3045 ratings.

The Firm ($0.99 → Free, 57.1 MB): Work inside a giant corporation and try to become chairmen by purchasing stocks in The Firm. It’s perfect for fans of twitch games.

Speed and accuracy is the name of the game in The Firm. As stocks come across your desk, you must decide if you should buy or not buy based on the color and trend of each company. Your decisions must be made in a snap, because the stocks just keep on piling up. Just don’t make too many bad purchases, otherwise you’ll be fired.

The Firm is available for free for a limited time. It has a 4-star rating with a total of 645 ratings.

Tiny Builders – Digger, Crane and Dumper for Kids! ($2.99 → Free, 139.0 MB): The Tiny Builders’ construction site is waiting for your children to explore in this entertainment app. It’s designed for children ages two through six.

Tiny Builders allows your child to give their character and machines various styles before putting on their hard hat and getting to work. The interactive scene is loaded with over 50 hidden adventures and chances to uncover surprises. Your child will be building roads, unloading dump trucks, painting houses, breaking ground, and reading blueprints. Tap on the circle near the bottom of the screen to view all of the possible interactions in the scene.

Tiny Builders – Digger, Crane and Dumper for Kids! is available for free for a limited time. It has a 4.5-star rating with a total of 7 ratings.

Blox 3D ($2.99 → Free, 43.2 MB): Unlock your creative side by building 3-D models with this entertainment app. It’s a fun distraction for both children and adults.

Blox 3D’s intuitive control scheme allows anyone to create. You start off with a single block, and you can build from there by tapping and pulling to create new blocks. Make sure to create your base and move upwards first, otherwise it can be difficult to navigate the blocks. The blocks can be rotated with a swipe and zoomed in on with a pinch. Double tap to delete any blocks you’ve created. Your creations can be played out within the app or saved to your photo library.

Blox 3D is available for free for a limited time. It has a 4.5-star rating with a total of 14 ratings.

iPad:

PDF Reader Premium – Annotate, Scan, Fill Forms and Take Notes ($4.99 → Free, 67.7 MB): Create, manage, and share PDF documents with PDF Reader Premium. It’s perfect for those who need to get work done while on the move.

You’re able to import PDF files and photos via your favorite cloud storage services, Wi-Fi, the web, iTunes File Sharing, or from your photo library. You’re also able to capture photos right from within the app and quickly convert them into PDFs. You can then view your PDFs, or edit and annotate them using a wide variety of tools. PDFs can also be searched for with keywords, and organized by date, tag, or name. The app also includes AirPrint support, a built-in dictionary, AirPlay support, and iCloud support.

PDF Reader Premium – Annotate, Scan, Fill Forms and Take Notes is available for free for a limited time. It has a 4-star rating with a total of 5345 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.