911 Exchange: Market Intel
Porsche 911 data & charts
Free · Designed for iPad. Not verified for macOS.
911xchg is market intelligence for the Porsche 911 — built for enthusiasts and buyers who notice the details.
Browse the 911 market in one place, filter by generation, trim, color, year, mileage and price, and see what each car is really worth. A valuation engine compares every listing against live comparables to flag great deals and overpriced cars at a glance.
• Fair-value valuations with comps, confidence and price history
• Rarity scoring across the current market
• VIN history across marketplaces
• Saved searches with new-match and price-drop alerts
• A watchlist to track the cars you love
• An executive market report — medians, movement and inventory by generation
Sign in with your 911exchange.com account to save searches, set alerts and build your watchlist.
911xchg is an independent enthusiast tool and is not affiliated with, sponsored by, or endorsed by Dr. Ing. h.c. F. Porsche AG. Porsche® and 911® are trademarks of Porsche.
You can now find us by our real name - search '911 Exchange'.
Data freshness and stability improvements.
The developer, Eric Stevenson, 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 Not Linked to You
The following data may be collected but it is not linked to your identity:
- Contact Info
- Identifiers
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Eric Stevenson
- Size
- 3.4 MB
- Category
- Shopping
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - iPad
Requires iPadOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Contains
Messaging and Chat
User-Generated Content
- Copyright
- © 2026 Eric Stevenson