Singapore & Indonesia Mobile Hub

Everything You Need to Know About Mobile Operators in Singapore & Indonesia

We cover everything from SIM card guides and data plans to network coverage maps and top-up methods — so you always stay connected, whether you're a resident, traveller, or expat.

50+Operator Guides
12+Data Plan Reviews
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Mobile operator guides for Singapore and Indonesia

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Updated regularly with the latest operator data

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Essential Reads for Travellers

In-depth guides covering the operators, SIM cards, and connectivity tips you actually need.

Best Prepaid SIM Cards in Singapore 2025
Singapore

Best Prepaid SIM Cards in Singapore 2025

We tested every major prepaid SIM available in Singapore — from Singtel to Circles.Life — so you know exactly which card fits your data needs and budget.

8 min read
Telkomsel vs XL Axiata: Which Is Better in 2025?
Indonesia

Telkomsel vs XL Axiata: Which Is Better in 2025?

Indonesia's two biggest mobile networks go head-to-head on coverage, speed, pricing, and tourist-friendliness. Here's our detailed comparison to help you decide.

11 min read
How to Top Up Your SIM in Indonesia as a Tourist
Guide

How to Top Up Your SIM in Indonesia as a Tourist

Topping up a prepaid SIM in Indonesia can be confusing if you've never done it before. We walk you through every method — from convenience stores to e-wallets.

6 min read
Regional Coverage

Pick Your Market

Deep-dive guides, operator comparisons, and top-up tips for Singapore and Indonesia — all in one place.

Singapore city skyline
Singapore

Singapore Mobile Operators

Navigate Singapore's competitive telco landscape with confidence. We cover all four major operators — Singtel, StarHub, M1, and the growing MVNO scene — comparing data plans, roaming add-ons, SIM-only deals, and top-up methods for both locals and tourists.

SingtelStarHubM1MVNOs
Jakarta Indonesia skyline
Indonesia

Indonesia Mobile Operators

Indonesia's vast archipelago is served by some of Southeast Asia's largest networks. We break down Telkomsel, Indosat Ooredoo, XL Axiata, and Tri (3) — comparing regional coverage, prepaid quota bundles, top-up channels, and which operator suits travellers vs. locals best.

TelkomselIndosat OoredooXL AxiataTri (3)
4
SG Operators Covered
4
ID Operators Covered
120+
Plan Comparisons
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Fresh from the sib-topup Newsroom

Guides, operator news, and plan comparisons — updated regularly for Singapore & Indonesia.

Singtel vs StarHub vs M1: Which SIM Plan Wins in 2025?Singapore

Singtel vs StarHub vs M1: Which SIM Plan Wins in 2025?

We tested signal strength, data speeds, and pricing across all three major Singapore carriers for an entire month. From Orchard Road to Pulau Ubin, here's exactly which operator delivered the most reliable connection — and which plans offer the best value for locals and expats alike.

Telkomsel PraBayar Top-Up Guide: Every Method ExplainedIndonesia

Telkomsel PraBayar Top-Up Guide: Every Method Explained

Topping up your Telkomsel prepaid balance is easier than ever — but with so many channels available, it can feel overwhelming. We break down every option from Indomaret and Alfamart to GoPay, OVO, and bank transfers, including the exact steps and any fees you should watch out for.

Best Mobile Data Plans for Remote Workers in SingaporeGuides

Best Mobile Data Plans for Remote Workers in Singapore

Working from coffee shops, co-working spaces, or client offices across the Lion City? Your mobile plan matters more than your laptop specs. We've ranked the top SIM-only and postpaid options for freelancers and remote workers who need consistent, high-speed data all day without bill shock.

eSIM in Indonesia: Which Operators Support It in 2025?Indonesia

eSIM in Indonesia: Which Operators Support It in 2025?

eSIM adoption is accelerating across Indonesia, but not every carrier has caught up. We've tested eSIM activation on Telkomsel, XL Axiata, Indosat Ooredoo, and Smartfren to give you a clear picture of which networks support it, how to activate, and what data packages are available remotely.

Roaming Between Singapore & Indonesia: Avoid These Costly MistakesGuides

Roaming Between Singapore & Indonesia: Avoid These Costly Mistakes

Frequent travellers between Singapore and Batam, Bintan, or Bali know the pain of unexpected roaming charges. From activating the right add-on before you land to understanding how your home carrier bills international data, this guide will save you from a nasty surprise on your next statement.

MVNOs in Singapore: Hidden Gems Offering Unbeatable ValueSingapore

MVNOs in Singapore: Hidden Gems Offering Unbeatable Value

Mobile Virtual Network Operators like giga!, Grid Mobile, and Circles.Life have quietly revolutionised Singapore's mobile market. They piggyback on major networks but slash the price dramatically. We compare their latest plans, fair-usage policies, and real-world performance so you can decide if switching is worth it.

Browse by Topic

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Filter our library by category — from SIM buying guides to live price tracking — and get straight to what matters to you.

Showing 6 articles inAll
SingaporeSIM Cards

Best SIM Cards for Tourists in Singapore 2025

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IndonesiaOperator Comparisons

Comparing Telkomsel vs Indosat Data Plans

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IndonesiaTop-Up Methods

How to Top Up GrabPay & Telkomsel from Abroad

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SingaporeeSIM

eSIM Setup Guide: Singtel & StarHub Step-by-Step

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IndonesiaCoverage Maps

Indonesia Coverage Maps: Which Operator Wins?

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SingaporeRoaming

Roaming from Singapore to Bali: What You Need to Know

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Every 30 Days

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Plan prices and coverage maps shift constantly. We revisit every guide on a fixed schedule.

2 Countries

Singapore & Indonesia Coverage

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