Today’s apps gone free: WorldABC, Apache 3D Sim, Noizio and more

Get the facts, pilot helicopters, and blend sounds to block out the world 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:

Apache 3D Sim ($2.99 → Free, 271.6 MB): Hop into the cockpit of an AH-64 helicopter and roam the skies in Apache 3D Sim. It’s for anyone who enjoys a good flight sim.

This flight sim isn’t just about freely roaming the skies and enjoying the scenery. Your helicopter is equipped with some very advanced weaponry like a M230 chain gun and rockets with infrared targeting. You’re able to utilize this heavy weaponry on combat missions that take place above both land and sea, and you can unleash it upon your foes with just a tap. The game includes a total of 17 missions, and loads of camera angles.

Apache 3D Sim is available for free for a limited time. It has a 4.5-star rating with a total of 777 ratings.

Toca Doctor ($2.99 → Free, 14.2 MB): Your child can play doctor for the day with this educational game from Toca Boca. This app will help parents introduce children to the medical profession and human body.

Toca Doctor is a collection of 21 puzzles and mini-games. Each game focuses on different parts of the human body and features wacky characters. Your child is able to play at their own pace since there aren’t any timer or other stressful elements, so just hand off your iDevice and let them explore.

Toca Doctor is available for free for a limited time. It has a 4-star rating with a total of 381 ratings.

Universal:

Noizio ($1.99 → Free, 28.6 MB): Blend sounds to block out the world with Noizio. It’s for those who prefer ambient sounds over binaural.

Noizio includes 15 enchanting ambient sounds: October Rain, Coffee House, Thunderstorm, Campfire, Winter Wind, Sea Waves, River Stream, Summer Night, Sunny Day, Deep Space, Sailing Yacht, Inside Train, Farm, Wind Chimes, and Blue Whales. Sounds can be activated with a tap, and sliders allow you to adjust the intensity of each separately. Your custom mixes can be saved for later use.

Noizio is available for free for a limited time. It has a 4.5-star rating with a total of 125 ratings.

Paint My Wings ($2.99 → Free, 13.4 MB): Your children can paint freely on the wings of butterflies in this art creation app from Toca Boca. It’s designed for children ages two and up.

Your child will be presented with one of three butterflies, each with their own personality. Fruits of different colors hang down the left side of the screen. Your little one can tap on a fruit to select its color, and then put their finger to the screen to start painting. Whatever pattern they create will appear on the opposite wing, creating enchanting symmetrical designs. The app also includes a wide variety of brushes to choose from, and the ability to interact with the butterflies.

Paint My Wings is available for free for a limited time. It has a 4-star rating with a total of 416 ratings.

WorldABC — The CIA World FactBook ($1.99 → Free, 75.5 MB): Learn the basic facts of hundreds of countries and regions with WorldABC. It’s a vast source of information.

WorldABC includes facts on every country, dependency, and geographic entity in the world. You’re able to browse through a list of countries, view by rank, search for something specific, or spin the globe. WorldABC provides information on the history, people, government, economy, energy, geography, communications, transportation, military, and transnational issues. Everything is covered here, and all of the data is stored offline.

WorldABC — The CIA World FactBook is available for free for a limited time. It has a 4.5-star rating with a total of 136 ratings.

iPad:

Apache SIM HD ($3.99 → Free, 267.2 MB): Hop into the cockpit of an AH-64 helicopter and roam the skies in Apache 3D Sim HD. It’s for anyone who enjoys a good flight sim.

This flight sim isn’t just about freely roaming the skies and enjoying the scenery. Your helicopter is equipped with some very advanced weaponry like a M230 chain gun and rockets with infrared targeting. You’re able to utilize this heavy weaponry on combat missions that take place above both land and sea, and you can unleash it upon your foes with just a tap. The game includes a total of 17 missions, and loads of camera angles.

Apache SIM HD is available for free for a limited time. It has a 4-star rating with a total of 60 ratings.

Toca Doctor HD ($2.99 → Free, 12.6 MB): Your child can play doctor for the day with this educational game from Toca Boca. This app will help parents introduce children to the medical profession and human body.

Toca Doctor is a collection of 21 puzzles and mini-games. Each game focuses on different parts of the human body and features wacky characters. Your child is able to play at their own pace since there aren’t any timer or other stressful elements, so just hand off your iDevice and let them explore.

Toca Doctor HD is available for free for a limited time. It has a 4-star rating with a total of 865 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.