Instantly CheckDoppler Phases
Free Chrome extension that shows Doppler phases (Ruby, Sapphire, Black Pearl, P1-P4) directly on Steam Market. Never miss a Ruby listed as Phase 2 again.
Used by 100,000+ CS2 traders
Instant Doppler Phase Checker
Paste any CS2 inspect link or paint index to instantly identify Ruby, Sapphire, Black Pearl, Emerald, or Phases 1-4. Get accurate phase detection in seconds.
Examples:
• Paint Index: 418 (Doppler)
• Inspect Link: steam://rungame/730/.../+csgo_econ_action_preview...
All Doppler Phases Explained
Understand the visual differences and price ranges for each phase
Ruby
$2,000+
Pure red gem. Most expensive Doppler variant after Black Pearl.
Sapphire
$1,800+
Pure blue gem. Second most valuable Doppler after Ruby.
Black Pearl
$3,500+
Rarest Doppler. Purple/green/black mix. Most expensive.
Emerald
$1,500+
Pure green gem. Gamma Doppler exclusive. Very rare.
Phase 1
$500-$800
Mostly black with pink accent. Cheapest Doppler phase.
Phase 2
$600-$900
Pink dominant. Most desirable regular phase.
Phase 3
$500-$800
Mostly black with blue/green. Similar to Phase 1.
Phase 4
$550-$850
Blue dominant. Second most desirable after Phase 2.
How the Doppler Phase Checker Works
Our Chrome extension analyzes every Doppler knife on Steam Market in real-time
Instant Phase Detection
Automatically identifies Ruby, Sapphire, Black Pearl, Emerald, and Phases 1-4 directly on Steam Market
No Inspect Link Needed
See the phase instantly without clicking inspect or opening any links
All Doppler Knives
Works with Karambit, M9, Butterfly, Talon, Ursus, Flip, Bayonet, and more
Price Difference Alerts
See when a Ruby is listed as Phase 2, or Sapphire listed as Phase 4 (profit)
Scam Protection
Never overpay for a Phase 1 thinking it's a Ruby again
100% Free
Free Chrome extension. No registration, no hidden fees
Why Checking Doppler Phase Matters
Massive Price Differences
A Karambit Doppler Ruby sells for $2,000+, while Phase 1 sells for $500. Same knife name, 4x price difference. Our extension shows the phase instantly so you never overpay.
Common Scam: Wrong Phase Listed
Scammers list Phase 1 knives with screenshots of Ruby to trick buyers. Our checker analyzes the actual item data, not just screenshots, protecting you from this scam.
Find Mispriced Rubies & Sapphires
Sometimes sellers don't know what phase they have and list a Ruby at Phase 2 price. Our extension highlights these immediately so you can snipe them before others.
Never Miss a Doppler Deal Again
Join 100,000+ CS2 traders using SteamLedger's Doppler Phase Checker to find mispriced Rubies and Sapphires.
Install Free ExtensionFree forever · No registration required · Works immediately
Doppler Phase Checker Questions
Everything you need to know about checking Doppler phases in CS2