ETH Gas Tracker - Ethereum & L2 Fee Monitor

Track ETH gas prices in real-time. Compare fees on Ethereum, Arbitrum, Optimism, Base & Polygon. Save 99% with L2.

🔥 The Ultimate Ethereum Gas Tracker for L1 and Layer 2 Networks Stop overpaying for blockchain transactions! ETH Gas Tracker monitors real-time gas prices across Ethereum and the most popular L2 networks — Arbitrum, Optimism, Base, and Polygon — helping you save up to 99% on transaction fees. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 📊 REAL-TIME GAS MONITORING Track current gas prices with automatic updates every 30 seconds: • Low priority (10+ minutes) — for non-urgent transactions • Market priority (30 seconds) — standard confirmation • Fast priority (15 seconds) — for time-sensitive trades See base fee in gwei and total cost in USD for any transaction type. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ⛓️ 5 NETWORKS SUPPORTED Compare gas fees across the most popular blockchain networks: ✓ Ethereum (L1) — The original, most secure network ✓ Arbitrum (L2) — Save up to 95% vs Ethereum mainnet ✓ Optimism (L2) — Fast optimistic rollup with low fees ✓ Base (L2) — Coinbase's L2 with sub-cent transactions ✓ Polygon (Sidechain) — Ultra-low fees, save up to 99% ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 💰 L1 vs L2 FEE COMPARISON Instantly see how much you can save by using Layer 2: • Side-by-side cost comparison for all 5 networks • Automatic sorting from cheapest to most expensive • Percentage savings displayed for each L2 option • Highlighted "Cheapest" recommendation Example: An Ethereum swap at $3.50 costs only $0.03 on Base! ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🧮 TRANSACTION COST CALCULATOR Pre-configured calculations for common DeFi operations: • ETH Transfer (21,000 gas) • ERC-20 Token Transfer (65,000 gas) • Uniswap/DEX Swap (180,000 gas) • NFT Mint (250,000 gas) • OpenSea Sale (150,000 gas) • L2 Bridge (100,000 gas) • Add your own custom operations ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 📈 PRICE HISTORY & ANALYTICS • Interactive charts: 1 hour, 24 hours, 7 days • Trend indicators (rising/falling/stable) • Volatility assessment (stable to volatile) • Gas price forecasting with AI prediction • Best time to transact recommendations ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🔔 SMART ALERTS Never miss low gas prices again: • Push notifications when gas drops below your threshold • Customizable alert level (default: 25 gwei) • Optional sound alerts • Background monitoring — works even with popup closed ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🏷️ TOOLBAR BADGE Monitor gas prices at a glance: • Current price displayed on extension icon • Color-coded status: 🟢 Green (≤10 gwei) — Very low 🔵 Blue (≤30 gwei) — Low 🟡 Yellow (≤60 gwei) — Medium 🔴 Red (>60 gwei) — High • Choose which network to display ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🔒 PRIVACY FIRST ✓ No wallet connection required ✓ No personal data collection ✓ No tracking or analytics ✓ All data stored locally in your browser ✓ Open source code ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ⚡ ADDITIONAL FEATURES • Dark/Light/System themes • CSV & JSON data export • Keyboard shortcuts for power users • Lightweight (~300KB) • Manifest V3 compliant • Direct RPC queries (no API keys needed) ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 👥 PERFECT FOR • DeFi traders optimizing swap costs • NFT collectors timing their mints • Crypto investors managing multiple chains • Developers building on Ethereum & L2 • Anyone who wants to stop overpaying for gas! ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 📧 SUPPORT Questions or feedback? Contact us directly.