Gas Time Machine

Tells you the cheapest time of day and day of week to transact on any chain.

Intermediate

Utility Apps

Infrastructure

2–4 weeks

Overview

A gas analytics app that charts historical fee patterns and recommends optimal send windows per chain.

Users overpay gas because they transact at peak times without visibility into recurring cheap windows.

Alchemy

Blockchain node infrastructure and developer APIs.

Dune Analytics

Community-driven blockchain analytics and SQL queries.

Pimlico

ERC-4337 infrastructure for bundlers, paymasters, and smart accounts.

Ethereum

The leading smart contract platform and DeFi hub.

Base

Coinbase L2 with fast, low-cost EVM transactions.

Polygon

Ethereum scaling with PoS sidechain and zk rollups.

Arbitrum

Optimistic rollup scaling Ethereum with EVM compatibility.

Personal Crypto CFO

Track expenses, subscriptions, salaries and treasury health from wallets.

Intermediate · 3–6 weeks