BOC App Currency Exchange Guide: Fees & Steps

Updated: 2026/03/17  |  CashbackIsland

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[BOC Online Currency Exchange Tutorial] 5 Steps to Exchange Foreign Currency in the BOC App, Complete Guide to Fees and Exchange Rates

Whether you are planning to travel to Australia, study abroad, or begin a working holiday, the first thing you must understand is the local currency, the Australian dollar (Australian Dollar). What exactly is the Australian dollar? Among the many colorful banknotes, how can you quickly identify the different denominations of Australian dollar banknotes? As a comprehensive introduction to Australian currency, this article will serve as your ultimate guide. Starting with the basic concept of the Australian dollar symbol, it will thoroughly explain all banknote and coin denominations, helping you prepare well before departure so that you can spend confidently and smoothly in Australia. 

 

What Is the Australian Dollar? Understanding Australia’s Currency (AUD)

The Australian dollar, as the official currency of Australia, is not only circulated domestically but is also the legal tender of several Pacific island countries such as Nauru, Tuvalu, and Kiribati. Understanding its basic characteristics is the first step in understanding Australia’s financial landscape.

 

Basic Introduction to the Australian Dollar: The Fifth Most Traded Currency in the World

The Australian dollar (currency code: AUD) holds an important position in the global foreign exchange market, ranking as the fifth most traded currency in the world, behind the US dollar, euro, Japanese yen, and British pound. This status mainly comes from Australia’s stable political environment, relatively high interest rates, and abundant natural resource exports.

It is also worth noting that the Australian dollar is regarded as an important “commodity currency”, meaning its exchange rate is closely linked to the prices of Australia’s major export commodities (such as iron ore, coal, and gold). When global demand for these resources increases and prices rise, the Australian dollar exchange rate is usually supported. For investors interested in learning the basics of foreign exchange trading, understanding the relationship between the Australian dollar and the commodity market is a crucial step. 

 

Australian Dollar Symbol Explained: A$ or AUD?

In daily use and financial transactions, you will see two symbols representing the Australian dollar, and understanding their differences is important:

  • A$: This is the most commonly used written symbol for the Australian dollar, usually placed before the amount, for example A$100. The letter “A” distinguishes it from other currencies that also use the “$” symbol (such as the US dollar US$ and the Canadian dollar C$).
  • AUD: This is the international currency code established by the International Organization for Standardization (ISO 4217). It is mainly used in international financial markets, foreign exchange trading, and banking systems to ensure clear currency identification worldwide.

Simply put, when you see price tags in local Australian shops, they are most likely written as “$” or “A$”. When you conduct international remittances or check foreign exchange rates, you will see “AUD”.

 

Illustrated Guide to Australian Currency: Overview of Australian Dollar Banknotes and Coins

Overview of Australian Currency: Colorful polymer banknotes from 5 dollars to 100 dollars, and distinctive coins from 5 cents to 2 dollars.

Australia’s currency system is well designed and practical, especially its banknotes, which are famous for their unique material and vibrant colors. The following section provides a detailed illustrated explanation of different Australian dollar banknotes and coins. 

 

Overview of Australian Dollar Banknote Denominations: Waterproof and Anti-Counterfeit Polymer Banknotes

Australia is the first country in the world to fully implement polymer banknotes. These banknotes are not only waterproof and durable, but also incorporate advanced anti-counterfeiting technologies such as transparent windows and dynamic images. According to information from the Reserve Bank of Australia, their design is extremely difficult to counterfeit.

Currently, there are five main denominations of Australian dollar banknotes in circulation:

Denomination Primary Color

Portrait on the Front

Design on the Back
$5 Purple Queen Elizabeth II Parliament House of Australia
$10 Blue Poet Banjo Paterson Poet Dame Mary Gilmore
$20 Red Businesswoman Mary Reibey Founder of the Royal Flying Doctor Service John Flynn
$50 Yellow Aboriginal writer and inventor David Unaipon Australia’s first female parliamentarian Edith Cowan
$100 Green Soprano singer Dame Nellie Melba General Sir John Monash

 

Introduction to Australian Dollar Coin Denominations: From 5 Cents to 2 Dollars

Australia’s coin design is also distinctive, especially the patterns on the reverse side, which feature many animals unique to Australia and are highly collectible.

  • 5 cents (5c): Silver in color and the smallest in size. The reverse features the Echidna.
  • 10 cents (10c): Silver in color and larger than the 5-cent coin. The reverse features the Superb Lyrebird.
  • 20 cents (20c): Silver in color and larger than the 10-cent coin. The reverse features the Platypus.
  • 50 cents (50c): Silver in color, the largest coin, with a distinctive 12-sided shape. The reverse features the Australian coat of arms.
  • 1 dollar ($1): Gold in color and smaller than the 50-cent coin. The reverse features five kangaroos, so it is often called the “Kangaroo coin”.
  • 2 dollars ($2): Gold in color and the smallest gold coin. The reverse features an Aboriginal elder and the Southern Cross constellation.

Helpful Tip: Australia stopped circulating 1-cent and 2-cent coins in 1992. Therefore, in cash transactions the total amount is rounded according to the “rounding” principle. Amounts ending in 1 or 2 cents are rounded down, 3, 4, 6, and 7 cents are adjusted to 5 cents, and 8 or 9 cents are adjusted to 10 cents. However, electronic payments are not affected and are calculated precisely to the cent.

 

Further Reading (Highly Recommended)

2026 Beginner’s Guide to Forex Trading: Master Risk Management and Broker Selection for Stable Profits!

[2025 Euro Investment Guide] Is Now the Right Time to Buy? Experts Analyze the Best Trading Opportunities and 3 Major …

 

Main Factors Affecting the Australian Dollar Exchange Rate

Four key factors influencing the Australian dollar exchange rate are closely interconnected.

For those who need to exchange large amounts of Australian dollars or are considering investment, understanding the factors that influence the exchange rate is extremely important. The following are several key aspects you should monitor closely:

 

Monetary Policy of the Reserve Bank of Australia (RBA)

The Reserve Bank of Australia (RBA) is Australia’s central bank. Its monetary policy, especially decisions regarding the Official Cash Rate, has the most direct influence on the Australian dollar exchange rate. Generally speaking:

  • Interest rate hikes: When the RBA raises interest rates to control inflation, it attracts more overseas capital into Australia seeking higher returns, which pushes the Australian dollar exchange rate upward.
  • Interest rate cuts: Conversely, when the economy requires stimulation, the RBA may lower interest rates, reducing the attractiveness of the Australian dollar and potentially causing its exchange rate to decline.

 

Commodity Prices

As mentioned earlier, Australia is one of the world’s major exporters of natural resources. Fluctuations in the international market prices of commodities such as iron ore, coal, natural gas, and gold directly affect Australia’s trade income and therefore influence market confidence in the Australian dollar. For example, when iron ore prices surge, it usually creates upward pressure on the Australian dollar.

 

Major Economic Data

Like other countries, Australia’s economic data serves as a barometer for its currency. Important data includes:

  • Gross Domestic Product (GDP): Reflects the overall health of economic growth.
  • Consumer Price Index (CPI): Measures the level of inflation and influences the RBA’s interest rate decisions.
  • Employment data: Unemployment rates and job growth figures reflect the strength of the labor market.
  • Trade balance: The difference between exports and imports, where an expanding surplus benefits the Australian dollar.

If you want to gain deeper insight into the economic data that influence exchange rates, further study of financial knowledge is recommended. 

 

China’s Economic Performance

China is Australia’s largest trading partner and has enormous demand for Australia’s natural resources. Therefore, China’s economic growth rate, industrial production data, and any major economic policy changes can affect Australia’s export outlook, indirectly influencing the Australian dollar’s trend. The market sometimes even regards the Australian dollar as a “proxy currency” for China’s economy.

 

Conclusion

In summary, the Australian dollar (AUD) is not only a uniquely designed, colorful, and technologically advanced currency, but also an important component of the global financial system. Through this detailed introduction to Australian currency, you should now have a comprehensive understanding of the Australian dollar symbol, the various banknote denominations, and the characteristics of its coins. From now on, whether you encounter price tags in Australian stores or the colorful polymer banknotes in your wallet, you will no longer feel unfamiliar. Understanding these basic concepts will provide a solid foundation for your journey to Australia or your investment plans. 

 

Common Questions About Australian Currency (FAQ)

Q: What is the official currency used in Australia?

A: The official currency used in Australia is the Australian dollar (Australian Dollar), with the international currency code AUD and the commonly used symbol A$. All transactions within Australia are settled in Australian dollars.

Q: What material are Australian banknotes made of? Why do they feel different from other banknotes?

A: Australian banknotes are not made of paper but from a plastic material called Polymer. Australia was the first country in the world to fully adopt this type of banknote. This material makes Australian banknotes highly durable, waterproof, and difficult to tear. More importantly, they incorporate multiple advanced anti-counterfeiting features, providing extremely high security.

Q: Where is the best place to exchange Australian dollars when traveling to Australia?

A: Generally, there are several main channels for exchanging Australian dollars. Exchanging at banks or licensed money changers in your departure country usually provides relatively good exchange rates. After arriving in Australia, currency exchange counters at airports are convenient but usually offer the worst exchange rates. Exchanging at banks or money changers in Australian city areas is another option. Ideally, you should compare exchange rates and fees across different channels before departure. In addition, using debit cards or credit cards that provide favorable overseas withdrawal benefits can also be a good option.

Q: How many cents equal 1 Australian dollar?

A: Like the currency systems of many countries, 1 Australian dollar ($1) equals 100 cents. Although the smallest circulating coin denomination is 5 cents, all electronic transactions are calculated precisely to 1 cent.

Q: Why do I sometimes receive slightly more or less change when paying cash in Australia?

A: This is because Australia has eliminated the 1-cent and 2-cent coins. When you pay in cash and the total amount does not end in 0 or 5 cents, the cashier applies the “rounding” rule to adjust the amount. For example, a total of $9.98 will be charged as $10.00, while $9.92 will be charged as $9.90. This rule only applies to cash transactions. Card payments or electronic payments are not affected.

编者
Evan Lin

Evan Lin

我是Evan Lin,从大学时期开始接触外汇交易,至今已有多年实战经验,熟悉技术分析与EA策略,热衷于研究市场脉动与风险管控,喜欢分享实战经验和交易技巧,和大家一起学习、一起进步!

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