Astral Stairways International

星界之梯AS (Package Name: com.firedogstudio.asproject) is developed by Firedog Creative Company Limited and the latest version of Astral Stairways International 4.0.8 was updated on October 28, 2025. Astral Stairways International is in the category of Role Playing. You can check all apps from the developer of Astral Stairways International and find 200 alternative apps to Astral Stairways International on Android. Currently this app is for free. This app can be downloaded on Android 6.0+ on APKFab or Google Play. All APK/XAPK files on APKFab.com are original and 100% safe with fast download.

It's our 5th anniversary! Thanks for your support.
Astral Stairways is always evolving, and we will be adding new event challenges in coming updates, also new way to power up your followers! Clear all the nightmares and save the 800 worlds, StarBlade Heroes!
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From the developer of bishoujo game "Cupid Bistro" and "NeveRossa", Firedog Studio presents their macro-universe game "Astral Stairways", featuring all the characters in their past 18 years!
Fight battles with the special 9-fields strategy one-hand control optimized for touch screens and mobile play. Summon characters from Firedog Studio universe. Develop your followers' skills, and take them to new heights. Come and join your adventure in the Astral Realm, and save the 800 worlds!
This game is free to play and have optional in-app purchases.
■ The adventure in the Astral Stairways
This is an original story, featuring the big universe of all the characters in Firedog's games. Together, they create new histories.
There are over 1400+ characters as of Nov 2019, and also hundreds of stages where you can collect new followers as well as earning energy cubes, with that you can summon new rare Followers!
New stages, challenges and even new stories are added frequently, don't miss it!
■ Challenging battles
You can play casually in this turn-based battle optimized for one hand mobile play, or you can think hard about the composition, advantages and disadvantages of different followers. Swipe up or down to use super attack or charge your power! Beware! In nightmare level stages, you cannot continue the battle if you fail!
Don't want to battle manually? No problem! Use the Auto option to have the followers fight on their own.
■ Power up and Evolve your followers
Groom your team by leveling, upgrading skills, changing terrain-skills and Evolve them to higher rank! Take your followers to greater heights as you battle for victory.
■ Get Rare Followers in Chaos and Events
In addition to the main story, you can also get Rare Followers in time-limited Chaos and special events! Don't miss the chance!
■ Over 1400+ Characters
The game features numerous follower characters from Firedog universe, and original new characters created by famous illustrators like aki and BsWs. Some followers will help you when you summoned them, but some will stand in your way, defeat them to get them into your team!

星界之梯AS 4.0.8 Update

System Update