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 that knows the entire game inside out. Updated automatically with every STS2 patch.

COMPLETE GAME DATABASE

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

- 570+ cards across all classes (Ironclad, Silent, Defect, Regent, Necrobinder) plus neutral, curse, and status cards
- 280+ relics
- 63 potions with usage tips
- 111+ enemies and bosses with HP, move patterns, and counter-strategies
- 260 powers, 87 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.

AI STRATEGY COACH

Ask Spiro anything about Slay the Spire 2:

- "Best early pickups for a Necrobinder Doom build?"
- "Which cards synergize best in a Silent Sly deck?"
- "How do I build a Regent Sovereign Blade deck?"

Spiro searches our entire game database to give you precise, data-backed answers, so its responses reference in-game content.

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