SpireSage: Slay the Spire 2

Your AI-powered companion for Slay the Spire 2.

Every card, relic, potion, and boss pattern at your fingertips. An AI coach grounded in the full game database. Updated automatically with every STS2 patch. Now available in 8 languages.

COMPLETE GAME DATABASE

Browse the full Slay the Spire 2 database with powerful search and filters:

• 575+ cards across all five classes (Ironclad, Silent, Defect, Regent, Necrobinder) plus neutral, curse, and status cards, with base and upgraded text
• 290+ relics
• 63 potions with usage tips
• 115+ enemies and bosses with HP, move patterns, and counter-strategies
• 265+ powers, 89 encounters, achievements, ascensions, and more
• Archetype guides with core cards, relics, and difficulty ratings

All data updates automatically when STS2 patches. No app update required.

PLAY IN YOUR LANGUAGE

SpireSage is fully localized in 8 languages: Simplified Chinese, Traditional Chinese, Korean, Japanese, Russian, French, German, and Spanish. The whole app is translated, from menus to card details, enemy patterns, and strategy guides. Ask Spiro in your language and it replies in the same one. Card, relic, and character names stay in their original English, so they always match the game on your screen.

AI STRATEGY COACH

Ask Spiro anything about Slay the Spire 2: which card to draft, how to beat a boss, what to buy in the shop, or how to shape your deck around an archetype. Spiro draws on the full game database and community strategy content, so its advice is grounded in real in-game data, not guesswork.

Free: 3 AI questions per day. Pro: Unlimited.

ALWAYS CURRENT

SpireSage fetches data from our servers. We update within hours of every STS2 patch. Your app refreshes automatically.

WORKS OFFLINE

After the first load, all game data is cached locally. Browse cards, relics, and bosses anywhere. AI Chat requires internet.

FREE vs PRO

Free (forever):

• Full card, relic, potion, and enemy database
• Search, filter, and browse everything
• 3 AI questions per day

Pro:

• Unlimited AI Chat with Spiro
• Complete strategy guides and archetype builds
• Zero ads, forever

SpireSage is an unofficial companion app. Not affiliated with, endorsed by, or connected to Mega Crit Games. Slay the Spire 2 is a trademark of Mega Crit Games.

This app uses Apple's Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms of Use: https://spiresage.app/terms Privacy Policy: https://spiresage.app/privacy