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Singapore & Indonesia Mobile Guides🇸🇬🇮🇩

Understand Every Mobile Plan in Singapore & Indonesia

Your go-to resource for prepaid, postpaid, eSIM, and data roaming guides across Singapore and Indonesia — written clearly, updated regularly, no jargon.

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Featured Articles

In-depth guides, comparisons, and news on mobile plans across Singapore and Indonesia — written by our editorial team.

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 all three major Singapore telcos across coverage, data speeds, and value — here's the definitive breakdown for locals and expats alike.

AT
Amir Tan
June 12, 2025
Telkomsel vs Indosat vs XL Axiata: Indonesia's Best Prepaid SIM in 2025Indonesia

Telkomsel vs Indosat vs XL Axiata: Indonesia's Best Prepaid SIM in 2025

From Bali to Batam, we compare the top three Indonesian carriers on rural reach, tourist packages, and daily data quotas.

SW
Sari Wijaya
June 8, 2025
eSIM in Singapore: Complete Setup Guide for iPhone & AndroidSingapore

eSIM in Singapore: Complete Setup Guide for iPhone & Android

Going digital-only with your SIM card is now effortless in Singapore. Here's how to activate an eSIM from any of the Big Three carriers.

PN
Priya Nair
May 30, 2025
How to Buy & Register a SIM Card in Bali: The 2025 Tourist GuideIndonesia

How to Buy & Register a SIM Card in Bali: The 2025 Tourist Guide

Indonesia's SIM registration rules changed — biometric ID is now required. We explain the exact steps so you stay connected from day one.

KH
Kevin Hartono
May 22, 2025
Singapore's 5G Coverage Map: Where Is It Actually Fast in 2025?Singapore

Singapore's 5G Coverage Map: Where Is It Actually Fast in 2025?

Not all 5G is created equal. We tested standalone vs non-standalone networks across 40 locations to give you the real coverage picture.

AT
Amir Tan
May 15, 2025
Top-Up Methods in Indonesia: GoPay, OVO, Dana & Bank Transfer ExplainedIndonesia

Top-Up Methods in Indonesia: GoPay, OVO, Dana & Bank Transfer Explained

Indonesia has one of the most diverse mobile top-up ecosystems in the world. Here's your complete guide to recharging any Indonesian SIM instantly.

SW
Sari Wijaya
May 7, 2025
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Plan Comparison

Singapore vs. Indonesia — Which Plan Wins?

We break down two of the most widely-used prepaid plans across both markets so you know exactly what you're getting before you top up.

Singapore
Most Popular in SG

Singtel

Singtel Prepaid XO 38

Monthly PriceS$38 / mo
Data Quota30 GB
Validity30 days
Calls & SMS100 min + 100 SMS
Network Coverage99.9{1907a434e960a3a5f03170e8b6316dd89cadda672c913debef9a1944d69e10aa} nationwide
5G Access✓ Included
Roaming Add-onsAvailable
Top-up ChannelsApp, ATM, AXS, 7-Eleven
Indonesia
Best Value in ID

Telkomsel

Telkomsel Kartu As

Monthly PriceRp 50.000 / mo
Data Quota10 GB
Validity30 days
Calls & SMSUnlimited calls (on-net)
Network Coverage95{1907a434e960a3a5f03170e8b6316dd89cadda672c913debef9a1944d69e10aa}+ across 17,000 islands
5G Access✗ Not included
Roaming Add-onsLimited
Top-up ChannelsApp, Indomaret, Alfamart, ATM

Data accurate as of June 2025

Plan details and pricing may change. Our editors verify rates monthly — always check the operator's official site before purchasing.

See Full Comparison Guides
Why Readers Trust Us

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sba-topup was built on one principle: give readers the clearest, most accurate picture of mobile options in Singapore and Indonesia — with nothing to hide and no one to please but you.

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Every guide on sba-topup is produced without financial ties to any carrier. We accept no paid placements, referral kickbacks, or sponsored rankings — so the advice you read reflects genuine market analysis, not promotional agendas.

Always Current

Updated Monthly

Plans verified against official carrier pages

Mobile plan pricing changes fast. Our editorial team cross-checks every data point against official operator websites each month — flagging price revisions, new bundles, and discontinued SIMs so your decision is always based on live information.

Since 2022
SGID

Bilingual Market Expertise

Covering SG & ID since 2022

Singapore and Indonesia have distinct regulatory environments, operator ecosystems, and consumer needs. Our writers are embedded in both markets, fluent in English, Bahasa Indonesia, and Mandarin — giving you nuanced, region-specific insight you won't find elsewhere.

Last full review cycle: June 2025 — covering Singtel, StarHub, M1, XL Axiata, Telkomsel, Indosat Ooredoo Hutchison & more.

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