HomeFinance & EconomicsCryptocurrencyWhat is ICO / IDO / IEO?
Finance & Economics·2 min·Updated Mar 11, 2026

What is ICO / IDO / IEO?

Initial Coin Offering / Initial DEX Offering / Initial Exchange Offering

Quick Answer

ICO, IDO, and IEO are methods for raising funds in the cryptocurrency space. They allow startups to sell tokens to investors to support their projects, each with its own process and platform.

Overview

An Initial Coin Offering (ICO) is a fundraising method where new cryptocurrencies or tokens are sold to investors, usually in exchange for established cryptocurrencies like Bitcoin or Ethereum. This process allows startups to gather capital to develop their projects and is often seen as a way to bypass traditional funding methods. A well-known example of an ICO is the Ethereum project, which raised over $18 million in 2014 to develop its blockchain platform. An Initial DEX Offering (IDO) is similar to an ICO but takes place on a decentralized exchange (DEX). This means that the tokens are sold directly to investors without the need for a centralized authority or intermediary. IDOs have gained popularity because they often provide quicker access to liquidity for investors and can reduce the risks associated with scams, as transactions are handled on the blockchain. An Initial Exchange Offering (IEO) is another fundraising method where tokens are sold through a centralized exchange. In this model, the exchange acts as a trusted intermediary, conducting due diligence on the project before listing it. This can give investors more confidence, as the exchange's reputation is at stake. An example of an IEO is the BitTorrent token sale on Binance Launchpad, which raised millions in a short period.


Frequently Asked Questions

The main difference lies in the platforms used for fundraising. ICOs are conducted directly by the project team, IDOs are done on decentralized exchanges, and IEOs take place on centralized exchanges with the exchange facilitating the sale.
Investing in ICOs, IDOs, and IEOs carries risks, including the potential for scams or project failures. It's essential for investors to conduct thorough research and due diligence before participating in any of these fundraising methods.
To participate, you typically need to create an account on the relevant platform, complete any necessary identity verification, and have the required cryptocurrency ready for purchase. Each method has its own specific steps, so it's important to follow the guidelines provided by the project or exchange.