Which is the Ideal SIM Only Plan for You? Find it Out

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Last updated: 26 May 2025

Written by: Circles.Life

8 minutes read

Circles.Life has made a name for itself as one of Singapore’s most flexible, no-contract telco providers. As more users look for options they can control, SIM-only plans have become the go-to choice and Circles.Life leads the way with custom plans, instant activation, and full transparency.

From everyday mobile use to data-only plans for tablets, Circles.Life covers a wide range of needs. Whether you want a simple plan with no hidden fees, the power of 5G, or shared data for the whole family, you’ll find a match here.

This guide breaks down all the current Circles.Life plan categories:

Let’s take a closer look at which plan fits your lifestyle.

SIM-Only Plans – No Contracts, Full Flexibility

SIM-only plans are the most practical choice for users who already have a phone and don’t want to be locked into a contract. Instead of bundling your plan with a device, you pay monthly for just what you need, data, talktime, and extra features, all without hidden fees or long-term commitments.

Circles.Life stands out in Singapore for its flexibility and simple app-based plan management. You can switch plans, pause, or add data at any time. All SIM-only plans include 5G access and come with generous features at a competitive price.

Here’s a comparison of Circles.Life’s current SIM-only plans as of May 2025:

Plan Name & Price

Key Features

Ideal For

400GB Plan – $15.00/mo

400GB data, unlimited talktime, 5G-ready, caller ID, roaming in Malaysia/Indonesia

High-data users on a budget

650GB Plan – $18.00/mo

650GB data, 5G-ready, unlimited calls, extended Jetpac roaming, exclusive perks

Gamers, streamers, or work-from-anywhere users

1TB Plan – $30.00/mo

1TB data, premium perks, unlimited calls, Jetpac roaming, top-tier coverage

Power users, content creators, digital nomads

All plans come with:

  • No lock-in

  • Free caller ID

  • Unlimited talktime

  • Free Jetpac roaming (with selected plans)

  • App-based plan control

These plans are ideal for users who want total freedom, whether you're looking for a backup number, an affordable main plan, or a data powerhouse to fuel all your devices.

eSIM Plans – Instant Activation, No Physical SIM Needed

An eSIM, or embedded SIM, is a digital version of a SIM card that’s built into your device. Instead of waiting for a physical card to arrive, you can activate your mobile plan instantly. No delivery, no swapping, and no hassle. All it takes is a QR code and a few taps.

Circles.Life’s eSIM plans are designed for convenience. You can switch devices, start or stop your plan, and manage everything through the app. It’s a perfect solution for users who value speed and flexibility,  especially digital nomads, frequent travelers, and users who regularly change devices.

eSIM Compatibility

eSIM is supported on a wide range of smartphones and tablets, including:

  • iPhone XS or later

  • Samsung Galaxy S20 series or newer

  • Google Pixel 4 and above

  • Most eSIM-compatible tablets and laptops

How to Activate an eSIM with Circles.Life

  1. Check device compatibility using Circles.Life’s online tool or app

  2. Choose your plan and complete signup

  3. Activate eSIM instantly via QR code (no delivery required)

  4. Download the Circles.Life app to manage your usage and add-ons

Circles.Life eSIM Plan Comparison

Plan Name & Price

Key Features

Ideal For

400GB Plan – $15.00/mo

400GB data, unlimited talktime, free caller ID, 8GB monthly roaming data forever across 7 countries (Malaysia, Indonesia, Thailand, Taiwan, Bangladesh, Hong Kong & Sri Lanka)

Travelers, remote workers, value-seekers

650GB Plan – $18.00/mo

650GB data, 5G-ready, unlimited talktime, extended roaming perks

Mobile professionals and content streamers

1TB Plan – $30.00/mo

1TB data, unlimited calls, travel-ready eSIM, 10GB monthly roaming data forever across 7 countries (Malaysia, Indonesia, Thailand, Taiwan, Bangladesh, Hong Kong & Sri Lanka)

Power users, heavy data consumers

Each Circles.Life eSIM plan offers:

  • Instant online setup

  • No contract

  • Roaming features included

  • Easy switching between devices

With Circles.Life, eSIM makes managing your mobile life faster, cleaner, and more flexible than ever.

4G vs 5G Plans – Choose Your Speed

Not sure whether to go with a 4G or 5G SIM-only plan? The choice comes down to how you use your data. Circles.Life offers both 4G and 5G options, giving you the freedom to match your plan with your digital lifestyle.

What’s the Difference?

  • 4G Plans are great for everyday use, browsing, social media, and video streaming at standard resolution.

  • 5G Plans unlock faster speeds and lower latency. This means smoother gaming, lag-free streaming, and better performance across multiple devices.

If you game on the go, stream in HD or 4K, or use your phone as a mobile hotspot for work or school, upgrading to a 5G plan is worth it.

4G vs 5G at a Glance

Feature

4G Plan

5G Plan

Speed

Fast

Ultra-fast

Best For

Casual users, browsing, video calls

Streaming, gaming, multitasking

Latency

Standard

Low latency for real-time applications

Coverage

Nationwide

99%+ with true 5G

Price

Starts from $9.90

Starts from $15.00

Circles.Life 4G & 5G Plan Options

Plan Name

Network

Data

Price

Key Features

Ideal For

200GB 4G Plan

4G

200GB

$9.90/mo

Contract-free, best for secondary devices

Light users, students

350GB 4G Plan

4G

350GB

$12.80/mo

Great value with generous data

General use, everyday streaming

400GB 5G Plan

5G

400GB

$15/mo

True 5G with 99% coverage, no throttling

Gamers, streamers, power users

All plans come with:

  • No lock-in

  • Easy top-ups

  • SIM or eSIM activation options

  • App-based plan management

If speed and performance matter to you, Circles.Life’s 5G plan gives you the edge, especially for high-bandwidth activities. For more casual users, 4G still delivers reliable, everyday performance at a lower price point.

Borderless Plan – Data Roaming Without the Shock

Circles.Life’s Borderless Plan is designed for travelers who want to stay connected across Asia without juggling multiple SIM cards or racking up high roaming fees. With a one-time setup and coverage across eight countries, it offers a seamless way to keep using your data while you move.

No more SIM swaps, top-up stress, or worrying about network compatibility. Everything works from your existing number, and you manage it through the same Circles.Life app.

How the Borderless Plan Works:

  • Choose your Borderless Plan in the app or website

  • Activate instantly. No delivery or new SIM needed

  • Use your plan across supported destinations with full coverage

  • Add travel insurance with Cover+ for extra protection

Supported Countries (as of May 2025):

🇸🇬 Singapore

🇲🇾 Malaysia
🇮🇩 Indonesia
🇹🇭 Thailand
🇵🇭 Philippines
🇭🇰 Hong Kong
🇰🇷 South Korea
🇹🇼 Taiwan

Circles.Life Borderless Plan

Plan Name & Price

Key Features

Ideal For

100GB Asia Roaming Plan – $30.00/mo

Use in Singapore and 7 popular countries (MY, ID, TH, TW, HK, BD, LK), includes roaming SMS, no SIM swap needed

Frequent travelers across Southeast Asia

Borderless plan includes:

  • App-based setup

  • Roaming SMS support

  • Coverage across 8 destinations

  • Full 4G/5G compatibility

  • No contracts or hidden fees

If you're flying often for work or leisure, the Borderless Plan keeps your mobile life connected without the usual roaming headaches.

Data-Only Plans – For Tablets, MiFi and Mobile Phones

Data-only plans are built for users who do not need voice calls or SMS. These plans focus purely on mobile internet, making them ideal for tablets, Wi-Fi dongles, portable hotspots, and secondary smartphones. Whether you're using your device for travel, remote work, or streaming on the go, Circles.Life’s data-only options offer flexibility without the extra cost of voice features.

You won’t get talktime or SMS with these plans but for many users, that’s a plus. You can manage everything through messaging apps like WhatsApp or Telegram and enjoy generous data allocations without the need for bundled voice.

All Circles.Life data-only plans are:

  • Contract-free

  • Customizable

  • eSIM and SIM compatible

  • Available on 4G and 5G

Circles.Life Data-Only Plan Comparison

Plan Name & Price

Key Features

Ideal For

Data Only 50GB 4G Plan – $8.00/mo

No contract, 4G speed, affordable starter plan

Tablets, student plans, backup WiFi

Data Only 100GB 4G Plus Plan – $12.00/mo

Larger cap, 4G coverage, data-focused setup

Business devices, home hotspotting

Data Only 260GB 5G Plan – $20.00/mo

True 5G, 99% coverage, heavy usage enabled

Streamers, digital nomads, multi-device setups

These plans give you more control over your mobile internet without paying for features you may not use. If your main goal is staying online, not making calls, Circles.Life data-only options are a reliable and cost-effective solution.

Family Plans – Share Data and Save More

Circles.Life’s Family Plan is built to simplify mobile subscriptions for households and small groups. Instead of managing multiple accounts, you get one shared pool of data, a single monthly bill, and the freedom to manage up to six lines from one account.

Family Plans include shared roaming data, call minutes, local data, and unlimited local incoming calls.

Everything is managed through the Circles.Life app, where the primary account holder can:

  • Add or remove users

  • View usage by member

  • Upgrade or pause the plan

  • Set controls for each line

Perfect for parents, partners, or even roommates looking to streamline their mobile costs.

Circles.Life Family Plan Comparison

Plan Size

Monthly Price (Per Line)

Key Features

Ideal For

2 Pax Plan

$20.00/line/month

Shared 300GB data, shared talktime and roaming, free 5G, one-bill setup

Couples, parent-child setups

3–6 Pax Plan

Varies based on size

More shared data and call time, central management via app, no SIM transfer needed

Larger families or shared households

All plans come with:

  • No number transfer fee

  • Free caller ID

  • No contracts or hidden charges

  • 5G access for all members

  • Easy switching from individual plans

If you're looking for a convenient, cost-effective way to manage mobile plans for your family or group, Circles.Life Family Plans make it simple and more affordable than managing separate lines.

Phone Combo Plans – Device + SIM in One

Circles.Life’s Phone Combo Plans make it easy to upgrade your device while staying on one flexible, contract-free mobile plan. Instead of paying upfront for a new phone, you can spread the cost over time while pairing it with a generous SIM-only plan, all in one seamless checkout.

These combo options let you:

  • Choose from the latest phones including iPhone and Samsung Galaxy models

  • Pay monthly with 0% interest using UOB, OCBC, or DBS cards

  • Enjoy full Circles.Life plan benefits, including 5G and roaming

  • Activate eSIM instantly without waiting for a physical card

Whether you’re upgrading to the latest iPhone or switching from prepaid to postpaid, Phone Combo Plans help you get the device you want with the flexibility you need.

Circles.Life Phone Combo Plan Comparison

Plan Name & Price

Key Features

Ideal For

iPhone 16 Series Combo

Pay monthly, 0% interest, bundled with 650GB SIM-only plan

Apple users looking to upgrade with ease

Samsung Galaxy S23 FE

Pay monthly, bundled with 400GB or 650GB plan, eSIM ready

Android fans wanting performance and value

Phone Combo Essentials

Flexible device + data bundles with various models and plans

Budget-conscious users needing both phone and line

All combo plans include:

  • No lock-in

  • Free caller ID

  • Unlimited local calls

  • Free 5G access

  • 3-step activation with eSIM (where supported)

If you want an easy, interest-free way to upgrade your phone and enjoy top-tier mobile service, Circles.Life’s Phone Combo Plans offer the best of both worlds.

FAQs

What is the difference between SIM-only and eSIM?

A SIM-only plan uses a physical SIM card that you insert into your phone. An eSIM is a digital version that gets activated instantly without a physical card. Both give you access to Circles.Life’s flexible plans. The only difference is how they're installed.

Can I switch from 4G to 5G later?

Yes. If your phone supports 5G and you want faster speeds, you can upgrade anytime through the Circles.Life app without switching your SIM or changing your number.

What happens if I run out of data?

You can top up directly through the app. Circles.Life offers additional data packs and even data rollover for certain plans, so you stay connected without bill shock.

Are there any contracts or cancellation fees?

No. All Circles.Life plans are contract-free. You can pause, cancel, or switch your plan anytime without penalties.

How do I sign up for CIS benefits?

If your company is part of the Circles.Life CIS program, just sign up using your work email. Don’t see your employer listed? You can contact Circles.Life to get your company enrolled.

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ABOUT THE ARTICLE

Published 2025/05/26

Written by Circles.Life

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