Buy Arbitrum
ARBPast performance is not indicative of future results. All prices are sourced from CoinJar Indices.
What is Arbitrum?
Buy Arbitrum (ARB): Arbitrum makes Ethereum faster and cheaper. So what is ARB? Why do people buy its token (ARB)? How does it work?
Imagine you're trying to order pizza online during a big game. The website is slow, and it costs extra to get your pizza delivered quickly. That's kind of what using Ethereum can be like sometimes – slow and expensive. Arbitrum aims to fix that problem.
What is Arbitrum (ARB)?
It is like a super-fast lane for Ethereum. It's a separate network that works alongside Ethereum but processes transactions much faster and at a fraction of the cost. This is possible because it uses a technology called "optimistic rollups."
Think of it like this: Instead of every single pizza order being cooked and delivered individually (which takes time and money), optimistic rollups bundle a bunch of orders together and deliver them all at once. This is much more efficient.
Why do people buy ARB?
ARB is the native token. People buy and hold ARB for a few reasons:
Governance
ARB holders get to vote on important decisions about Arbitrum's future. It's like having a say in how the pizza place runs its business.
Potential rewards
Sometimes ARB tokens are goven out to users as a reward for participating in the network. It's like getting a free pizza slice for being a loyal customer.
Future value
If more and more people start using it, the demand for ARB could increase, potentially driving up its price. It's like investing in a pizza place that everyone loves – it could become more valuable over time.
How does Arbitrum work?
Bundle Up: Arbitrum takes a bunch of Ethereum transactions and bundles them into one big group.
Off to the Races: This bundle is sent over to Arbitrum, where it's processed super quickly and cheaply.
Back to Ethereum: The results of those transactions are then sent back to Ethereum, where they're officially recorded.
Buy Arbitrum: Conclusion
If you're using Ethereum for things like playing games, buying digital art, or using decentralized finance (DeFi) apps, Arbitrum can make your experience much smoother and more affordable.
Cash, credit or crypto?
Buy Arbitrum instantly using Visa or Mastercard. Get cash in your account fast with bank transfer, Faster Payments, PayID or Osko. Convert crypto-to-crypto with a single click.
How to buy Arbitrum with CoinJar
Start your cryptocurrency portfolio with CoinJar by following these simple steps.
Download the app
Get the CoinJar app on iOS or Android.
Create an account
Sign up and verify your ID – it only takes a couple of minutes.
Make a purchase
Buy Bitcoin and more than 60 other cryptos using cash or credit card.

CoinJar App
Buy, sell, send and even spend your crypto with Australia’s favourite cryptocurrency app.
Get the CoinJar appCoinJar App
Buy, sell, send and even spend your crypto with Australia’s favourite cryptocurrency app.
Get the CoinJar app

CoinJar Exchange
With one of the fastest matching engines in the world, CoinJar Exchange is purpose-built for institutions, market makers and professional traders. Features global liquidity, ultra-thin spreads and some of Australia and the UK’s most competitive fees.
Explore CoinJar Exchange
CoinJar Exchange
With one of the fastest matching engines in the world, CoinJar Exchange is purpose-built for institutions, market makers and professional traders. Features global liquidity, ultra-thin spreads and some of Australia and the UK’s most competitive fees.
Explore CoinJar Exchange