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Choosing the best prepaid SIM card in Singapore is about more than finding the lowest price. The right prepaid SIM should give you enough data for everyday use, reliable connectivity, flexible top-ups and useful add-ons such as roaming and IDD.

Whether you use your phone for messaging, video calls, maps, social media, entertainment, work updates or overseas calls, a good prepaid plan should help you stay connected without being tied to a long-term contract.

That is where hi! by Singtel prepaid stands out.

With prepaid SIM options from $8, 5G+ data options, roaming, IDD minutes, hi!Rewards, data rollover and easy top-ups, hi! by Singtel is built for users searching for a best value prepaid SIM card in Singapore.

Explore hi! by Singtel prepaid SIM cards.

hi! by Singtel gives you the flexibility of prepaid with the strength of Singtel’s mobile network.

It is a practical choice for users who want:

For anyone comparing prepaid SIM cards in Singapore, hi! by Singtel offers a strong balance of data, speed, roaming, convenience and value.

hi! by Singtel offers prepaid SIM card options for different usage needs, whether you want a simple starter SIM or an option for heavy data usage, with roaming and IDD benefits

Disclaimer: Plan details, benefits and pricing are subject to change. Please check the respective websites for the latest updates.

View the latest hi! by Singtel prepaid SIM options.

1. Contract-free with no bill shock

One of the biggest benefits of hi! by Singtel prepaid is flexibility.

You can change your plan anytime, top up when needed and stay in control of your spending. Since it is prepaid, there are no hidden monthly bill surprises.

This makes hi! by Singtel suitable for students, seniors, tourists, budget-conscious users and anyone who prefers a no-contract prepaid mobile plan.

2. Affordable all-in-one prepaid plans

hi! by Singtel prepaid plans come with useful mobile essentials such as data, IDD and local talktime, depending on the selected plan.

Instead of choosing a prepaid SIM based only on price, it is worth looking at the full value of the plan — including data allowance, roaming, international call minutes, validity and top-up convenience.

For users who want a value-for-money prepaid SIM in Singapore, hi! by Singtel gives you more ways to stay connected locally and overseas.

3. Singtel 5G+ for faster mobile connectivity

hi! by Singtel prepaid gives eligible users access to Singtel 5G+, the next evolution of 5G.

This is useful if you use your mobile data for:

If you are looking for a 5G prepaid SIM card in Singapore or a prepaid SIM card with 5G+ connectivity, hi! by Singtel offers prepaid flexibility with faster everyday connectivity.

4. Roaming data for travel and JB-SG cross-border use

hi! by Singtel prepaid is also useful for users who travel frequently.

With roaming options available, you can stay connected overseas for maps, messaging apps, transport bookings, hotel details, ride-hailing, work updates and everyday browsing.

This can be especially helpful for frequent travellers and cross-border users who move between Singapore and Johor Bahru for work, family, shopping or daily routines.

For users looking for a prepaid SIM for roaming in Malaysia or a prepaid SIM for travel from Singapore to JB, hi! by Singtel offers a practical prepaid option with roaming support, depending on the selected plan.

5. IDD minutes for international calls

For many prepaid users, international calling is still important.

hi! by Singtel prepaid offers IDD minutes on selected SIM card options, making it useful for users who need to call family, friends or contacts overseas.

This is helpful for users who want one prepaid SIM card that supports both local mobile usage and international communication.

6. hi!Rewards on hi!App

With hi!App, prepaid users can manage their account and enjoy exclusive hi!Rewards.

You can use hi!App to check your balance, manage your usage, top up and buy add-ons directly from your phone.

This makes hi! by Singtel prepaid more convenient for everyday users who want a prepaid SIM with easy top-up and simple account management without needing to visit a store.

Check out hi!App for more info.

7. Data rollover for better value

hi! by Singtel prepaid also supports data rollover, allowing users to bring unused data to the next month, depending on the selected plan.

This helps you get more value from your prepaid plan, especially if your data usage changes from month to month.

Topping up your hi! by Singtel prepaid card is simple, with multiple online and offline options available across Singapore.

The easiest way is through hi!App, where you can manage your prepaid account anytime, anywhere with free data access. Through hi!App, you can:

You can also top up your hi! prepaid card through:

You can also visit Singtel Shops, Singtel Exclusive Retailers, authorised prepaid retailers and selected convenience stores such as 7 -Eleven and Cheers to purchase a top-up.

With so many top-up channels available, hi! by Singtel prepaid makes it easy to manage your mobile spending, stay connected and add value whenever you need it.

There are three ways to get your hi! by Singtel prepaid SIM card, whether you want to buy a new prepaid SIM card online, keep your existing number or make a corporate purchase.

1. New user

If you are a new user, you can buy your SIM card online or at any authorised prepaid retailer.

Select your hi! by Singtel prepaid SIM card.

2. Keep your existing number

If you want to keep your number, visit any Singtel Shop with your active prepaid SIM card and ID to port in.

3. Corporate purchase

For bulk purchases, corporate customers can enquire through Singtel. Check it out here.

hi! by Singtel prepaid is a strong choice if you are looking for a prepaid SIM card for heavy data usage, 5G+ connectivity, roaming, IDD minutes, rewards and no contract.

It is especially useful for:

If you want a prepaid SIM card that balances flexibility, connectivity and everyday value, hi! by Singtel is a smart option to consider.

Get your hi! by Singtel prepaid SIM card today

What is the best prepaid SIM card in Singapore?

The best prepaid SIM card depends on your data, roaming and calling needs. If you want a prepaid SIM with 5G+ connectivity, roaming, IDD minutes, rewards and no contract, hi! by Singtel prepaid is a strong option to consider.

How much is a hi! by Singtel prepaid SIM card?

hi! by Singtel offers prepaid SIM card options including the $8 hi! SIM Card and $15 SIM Card. Plan details may change, so check the latest offers on the official hi! by Singtel prepaid SIM card page.

Does hi! by Singtel prepaid support 5G?

Yes. hi! by Singtel prepaid users can enjoy Singtel 5G+ on eligible plans and compatible devices.

Is hi! by Singtel prepaid contract-free?

Yes. hi! by Singtel prepaid is contract-free, so you can top up and choose prepaid options based on your needs.

Can I use hi! by Singtel prepaid for roaming and international calls?

Yes. Selected hi! by Singtel prepaid options include roaming and IDD minutes, making them useful for travel, JB–SG cross-border use and international calls.

Where can I buy a hi! by Singtel prepaid SIM card?

You can buy a hi! by Singtel prepaid SIM card online, at authorised prepaid retailers or through Singtel Shop if you want to port in and keep your existing number.

The best prepaid SIM card in Singapore should give you more than basic mobile access. It should help you stay connected for daily browsing, messaging, video calls, travel, international calls and entertainment — while giving you control over your spending.

With contract-free flexibility, Singtel 5G+, all-in-one prepaid options, roaming data, IDD minutes, hi!Rewards and data rollover, hi! by Singtel prepaid gives users a simple and value-packed way to stay connected in Singapore and beyond.

Explore hi! by Singtel prepaid SIM cards.