More and more apps for kids are available on Amazon Underground. Amazon Underground offers free versions of over 2,000 apps and games on Android smartphones and Fire tablets. Starting today, Mister Maker: Let’s Make It! and Fireman Sam – Junior Cadet, developed by P2 Games Limited are available for download from Amazon Underground.

Inspired by the popular TV carton, in Fireman Sam – Junior Cadet young fans can learn with Fireman Sam and the rest of the Fire Crew as they take on the role of a fire cadet in training. The Underground version contains more features than the paid version: 8 different ways to play including interactive single and multi-player games, video player with 6 videos, and a special reward sticker book 70 stickers and 12 background scenes. The game is suitable for 3 to 6yrs old.

Mister Maker: Let’s Make It enables kids to create an unlimited number of pictures, take part in Minute Make challenges, and play the shapes game as well as get help and advice on creating fantastic artwork.

In the Underground version of Mister Maker, hundreds of colors, patterns, stickers and themes are all unlocked. In addition, there are new Minute Make challenges with in collaboration with SEALIFE centers.

Both games are premium paid games on other platforms and are 100% free on Underground.

Amazon Underground represents a great occasion for developer of apps for kids, since it works very well in combination with the Fire Tablet Kids Edition. Parents can download apps and games from Underground and hand-select which apps to make available on the Fire Tablet Kids Edition interface: this way they will rest assured that their kids will not inadvertently place In-App Purchases through these apps, since Amazon Underground apps are #ActuallyFree, IAP included.

Meanwhile, the developers of these apps monetize for every minute of use, through the per-minute royalty monetization model!

To discover more about publishing your apps for Amazon Underground, reach out to the official documentation or visit the Amazon Underground Frequently Asked Question.

-Mario Viviani (@mariuxtheone)