Golden Rails: Valuable Package is free today through Game Giveaway of the Day. The page lists the regular price as $6.99 and says the licensed Windows game is available free for a limited time. Download, install, and register it during the giveaway window.
HiLow: Inventory & Pallet is listed by iPhone Giveaway of the Day as $0.99 → free today. The App Store currently describes the base pallet-calculation features as free while warehouse and inventory features require the optional HiLow Pro in-app purchase, so the giveaway should not be read as making every Pro feature free.
Shapy - Adaptive Icon Pack is free today through Giveaway of the Day, down from $0.99. It includes thousands of adaptive icons, widgets, wallpapers, and dynamic clock/calendar support for compatible Android launchers.
Giveaway of the Day is offering The Hearts PRO free for a limited time. This premium puzzle game is described as ad-free with no in-app purchases. Download and install it while the giveaway is active.
Giveaway of the Day is offering StridePal - Step Counter free for a limited time. It tracks daily steps and supports iPhone and Apple Watch. Download and install it while the giveaway is active.
Giveaway of the Day is offering My Books Read free for a limited time. The app tracks books you've read and lets you sort them by title, author, genre, and date read. Download and install it while the giveaway is active.
Auto Chess for Heroes Infinity is temporarily free today, reduced from $0.99. It is an Android action RPG/strategy game with team building, PvP and multiple game modes.