SpireSage: Slay the Spire 2
AI Coach, Cards & Deck Builds
Free · In-App Purchases · Designed for iPad. Not verified for macOS.
Updated for the latest STS2 patch. Full cards, relics, boss patterns, deck tools, and Spiro answers grounded in live game data.
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
Ratings & Reviews
- Fixed a bug where users can't login nor signup the first time the app is opened.
- Minor UI improvements
The developer, Giandomenico Maggio, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Purchases
- Contact Info
- Identifiers
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- Giandomenico Maggio
- Size
- 54.2 MB
- Category
- Reference
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPad
Requires iPadOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
13+
- 13+
- In-App Purchases
Yes
- SpireSage Pro - Lifetime Plan 399,00 kr
- SpireSage Pro Annual Plan 199,00 kr
- SpireSage Pro Monthly Plan 29,00 kr
- SpireSage Pro - Lifetime 599,00 kr
- SpireSage Pro 299,00 kr
- SpireSage Pro 39,00 kr
- Copyright
- © 2026 SpireSage