Offers · Bonuses · Promo codes
Crypto sign-up offers: how to value one, and why it should never decide anything
A welcome bonus is worth its face value once. A fee difference is worth something every single trade for as long as you use the platform. Almost everyone gets this comparison backwards — so here is the arithmetic, plus the tax nobody mentions.
Pick the platform first, take the offer second
- Fees, AUD funding and registration decide the outcome — a bonus does not
- CEX.IO has traded since 2013 with 40+ licences and registrations worldwide
- AUSTRAC-compliant for Australian users, with order-book pricing rather than a quote screen
- Check any current welcome offer terms on their own site before depositing
Third-party platform. Capital at risk. We may earn a commission on sign-ups — it does not change our rankings or what we write.
The five kinds of offer
Crypto promotions in Australia are less varied than the marketing suggests. Strip out the presentation and there are five mechanisms, and they differ enormously in what they are actually worth to you.
We are deliberately not publishing current dollar amounts on this page. Offers change monthly, sometimes weekly, and a comparison table of specific bonuses is misinformation within a fortnight. What does not change is how each mechanism works and how to price it — which is more useful anyway.
| Type | How it works | Real value | What to check first |
|---|---|---|---|
| Welcome credit | A fixed amount of crypto after your first deposit or trade | Face value, once, minus tax | Minimum deposit, and whether it is withdrawable |
| Fee-free window | Zero or reduced trading fees for a set period or volume | Your actual fees in that window | Whether the spread widens to compensate |
| Referral credit | Both parties credited after the referred user transacts | Face value, once, each side | The trade threshold that unlocks it |
| Learn-and-earn | A few dollars of a token for completing a short course or quiz | Small but genuinely free | Whether the token is liquid enough to sell |
| Staking or cashback boost | Enhanced yield or card cashback, often requiring a token lock-up | Frequently negative once the lock-up is priced | How much capital you must lock, and for how long |
| General mechanisms rather than specific offers. Always read the current terms on the platform's own site — and see our exchange comparison for the fee schedules that matter more. | |||
How to value an offer honestly
There is one calculation that settles almost every one of these decisions, and it takes about thirty seconds. Work out what you will trade over twelve months, multiply by the fee difference between the two platforms you are choosing between, and compare that number to the bonus.
That is it. The bonus is a one-off. The fee difference recurs on every transaction, and if you hold for years it recurs when you sell too. People treat the bonus as the variable because it is the number in the advertisement, and treat the fee as a detail because it is expressed in decimals.
The same logic applies to a fee-free window, with one adjustment: value it against the fees you would genuinely have paid in that window, not against the fees you might pay if you traded aggressively to make use of it. A promotion that changes your behaviour has already cost you something the terms do not mention.
When a $20 bonus is worse than nothing
Consider two platforms. Platform A offers a $20 welcome credit and charges 1% on instant buys, which is what a new user will actually use. Platform B offers nothing and charges 0.1% on its order book. You plan to invest $500 a month.
- Platform A, twelve months
- $60$6,000 traded at 1%, less a $20 bonus, equals $40 net cost
- Platform B, twelve months
- $6$6,000 traded at 0.1%, no bonus
- Cost of choosing the bonus
- $34In year one alone, and the gap widens every year after
Extend that to five years of the same habit and the bonus has cost you roughly $250. Add the tax on the bonus itself, which is assessable income in the year you receive it, and the picture gets slightly worse again.
This is not a hypothetical shaped to make a point. The 1% versus 0.1% gap is real and sits inside a single platform: CoinSpot charges 1% on its instant-buy button and 0.1% on its Markets tab. A very large number of Australians use the first because it is the default, and a welcome bonus does nothing to close that gap.
The catches, in plain English
Most Australian exchange promotions are straightforward. The ones that are not tend to use one of five devices, all of which are disclosed if you read past the headline.
A minimum deposit that exceeds what you wanted to invest. A $50 bonus requiring a $500 first deposit is a real offer, but it is not a reason to deposit $500 if you meant to start with $100.
A volume or "wagering" requirement. Borrowed directly from online gambling. If you must trade $5,000 to unlock a $50 bonus, the trading fees on that volume will usually exceed the bonus. Do the multiplication before you accept.
A bonus paid in a locked or illiquid token. Face value assumes you can sell it. A platform token with a thin order book and a lock-up period is worth considerably less than the number attached to it.
A fee-free window with a wider spread. Fees and spreads are separate, and only one of them is usually advertised. If a platform waives its fee but quotes you a worse price, you have paid anyway. The test is to compare the quoted rate against a live market price during the promotion.
A cashback or yield boost requiring a token lock-up. The most expensive one, because the cost is not a fee at all — it is an involuntary investment. Locking several thousand dollars of a volatile token to earn 3% back on card spending is a directional bet you have been persuaded to make by a rewards table. Our crypto card guide covers this specifically.
One question that filters almost everything
"Can I withdraw this bonus to my bank account tomorrow, and what do I have to do first?" If the answer involves trading volume, a lock-up, a holding period or a token you cannot easily sell, discount the face value heavily. If the answer is "yes, immediately", it is genuinely worth what it says.
Bonuses are taxable income
This gets left out of every promotional page in Australia, so it is worth being clear about. A bonus received in crypto is generally assessable as ordinary income at its Australian dollar market value on the day you receive it. It goes into your return as income for that year — not as a capital gain.
That receipt value then becomes the cost base of those tokens. When you later sell them, you have a separate capital gain or loss measured from that base. So a single $30 bonus generates two tax consequences at two different times, which is disproportionate paperwork for $30 of value.
Fee discounts work differently and more simply. A reduced trading fee is not income at all — it is a lower cost, which reduces your cost base on acquisition or increases your proceeds on disposal. Nothing extra to declare.
Which produces a mildly amusing conclusion: the promotion that is worth more to you is also the one that creates less work. Our crypto tax guide covers income versus capital treatment in more detail, and the ATO's crypto asset guidance is the primary source.
Referral links, including ours
We should be straightforward about our own position here, because a page about promotions written by a site that earns commissions ought to be.
Some outbound links on this site may earn us a commission if you open an account. That is how independent comparison sites in this category are funded, ours included. What it does not do is determine our rankings, what we say about a platform, or which weaknesses we mention — you will find critical notes about every platform on our comparison page, including the one we link to most prominently. Our editorial policy sets out how we handle this.
On personal referral links between friends, two practical notes. Both sides usually need to complete a qualifying trade before either is credited, so agree who does what. And a referral credit received is income on the same basis as a welcome bonus — if you refer a lot of people, that adds up to something you should be declaring.
Offers that are not offers
A section that unfortunately has to exist, because "free crypto" is one of the most productive scam hooks in Australia and Queensland has been actively targeted.
Queensland Police reported Queenslanders losing close to $1.5 million to crypto scams in a five-day period in July 2026, and warned separately about a phishing campaign using posted letters with QR codes. Giveaway and bonus framing appears constantly in these approaches. The signatures are consistent:
- A giveaway requiring you to send crypto first to "verify" your wallet or qualify. No legitimate promotion ever requires an outbound transaction.
- A doubling scheme — send one coin, receive two. This has been running unchanged for the better part of a decade because it still works.
- An "exclusive code" delivered by direct message from someone you did not contact. Real offers live on the platform's own website.
- A bonus that requires connecting your wallet to a site to claim. Wallet-drainer contracts are the single most common way self-custodied funds are stolen.
- Anyone asking for your seed phrase to credit a bonus. That is the wallet itself, and there is no recovery.
- A "fee" to release your bonus or profits. The fee is the scam; there is nothing behind it.
The rule that catches all of them: a legitimate promotion never requires money or credentials to move away from you. If claiming it involves sending crypto, paying a release fee, connecting a wallet or sharing a phrase, it is theft with a marketing layer. Our Queensland scam guide has the reporting numbers if you have already acted on one.
We think sign-up offers are close to irrelevant to your outcome, and we would rather say that on a page about offers than pretend otherwise. In the time it takes to compare three welcome bonuses you could learn to place a limit order, which is worth more than every bonus in this market combined. Take the offer if it happens to be on the platform you had already chosen for real reasons. Do not let it choose the platform.
Choose on fees, not on bonuses
Registration you can verify, free AUD funding and an order book instead of a quote screen. Any welcome offer is a bonus on top, not the reason.
Offer and bonus questions
Do Australian crypto exchanges give sign-up bonuses?
Frequently, yes — most commonly a small amount of Bitcoin or a platform token credited after your first deposit or first trade above a threshold, a window of fee-free or discounted trading, or a referral credit shared between you and whoever referred you. Amounts are usually modest, typically in the $10–$50 range for retail sign-ups, and terms change constantly. Any specific figure published on a site like ours is out of date within weeks, so always read the offer terms on the platform itself.
Are crypto sign-up bonuses worth it?
Rarely enough to decide anything. A $20 welcome bonus is worth exactly $20 once. A 0.4% difference in trading fees is worth $20 on your first $5,000 of trading and keeps paying every year after that. Choose the platform on fees, AUD funding and registration, then take whatever bonus happens to be available. Picking a dearer platform for a one-off credit is the most common way people lose money to a promotion.
Do I pay tax on a crypto sign-up bonus in Australia?
Generally yes. A bonus you receive in crypto is usually assessable as ordinary income at its Australian dollar value on the day you receive it, and that value then becomes the cost base of those tokens for a later disposal. So a $30 token bonus creates income of $30 now, and a capital gain or loss when you eventually sell those tokens. Fee discounts are different — a reduced fee is simply a lower cost, not income. Confirm your own position with a registered tax agent.
What is a wagering or volume requirement on a crypto promotion?
A condition that you must trade a certain multiple of the bonus, or a certain dollar volume, before the bonus or any profit from it can be withdrawn. It is borrowed straight from online gambling, and it works the same way: a $50 bonus with a requirement to trade $5,000 will cost you more in trading fees than the bonus is worth on most fee schedules. Read the withdrawal condition before the headline number.
Are crypto promo codes legitimate?
Codes issued by the platform itself, or by an affiliate the platform recognises, are legitimate and simply apply a documented offer. What is not legitimate is a code circulated by a stranger who contacted you, a code that requires you to deposit to a wallet address rather than to your own account, or any "exclusive" promotion delivered by direct message. Legitimate offers are visible on the platform’s own site and do not need a middleman.
Can I get free crypto in Australia?
Small amounts, legitimately: sign-up credits, referral bonuses, learn-and-earn modules where a platform pays a few dollars of a token for completing a quiz, and occasional airdrops if you already hold something. None of it is meaningful money and all of it is generally taxable as income on receipt. Anything promising substantial free crypto — a giveaway requiring you to "verify" your wallet, or a doubling scheme — is theft.