Coverage percentages are indicative estimates based on publicly available operator data. Actual signal quality may vary by location. See full methodology.
Indonesia Coverage
Indonesia Telecom Articles
In-depth guides, operator reviews, and practical tips for navigating Indonesia's mobile network landscape — for tourists and residents alike.
9 articles
Prepaid
Best Prepaid SIM Cards in Indonesia for 2024
A comprehensive look at Indonesia's top prepaid options from Telkomsel, XL Axiata, and Indosat Ooredoo — comparing activation costs, coverage, and data bundles.
June 12, 2024·7 min read
Postpaid
Telkomsel Postpaid Plans: IndiHome vs. Halo
Diving into Telkomsel's postpaid ecosystem — Halo for mobile users and IndiHome for home broadband — and what each plan tier actually delivers.
May 28, 2024·6 min read
Tourist SIM
Tourist SIM Cards for Bali: Which One to Buy?
Arriving in Bali? Here's exactly which SIM card to pick up at the airport, what to expect at the registration desk, and which plan suits a 1–4 week trip.
May 15, 2024·5 min read
Data Plans
Indonesia Data Plans Compared: Unlimited vs. Capped Packages
Is 'unlimited' really unlimited in Indonesia? We decode the fine print on throttling, fair-use policies, and which data plans genuinely deliver speed.
April 30, 2024·8 min read
Coverage Maps
4G & 5G Coverage Maps: Which Operator Covers Indonesia Best?
A detailed breakdown of Telkomsel, XL Axiata, Indosat Ooredoo, and Tri Indonesia's coverage footprints across Java, Sumatra, Bali, Kalimantan, and beyond.
April 10, 2024·9 min read
Prepaid
Registering Your SIM Card in Indonesia: Step-by-Step
SIM registration is mandatory in Indonesia. This guide walks through the exact process for foreign nationals using a passport, including common pitfalls to avoid.
Two years after the Indosat-Tri merger, we assess whether the combined entity has delivered on its promise of expanded coverage and better speeds across Indonesia.
March 5, 2024·7 min read
Postpaid
XL Axiata Postpaid vs. Prepaid: Which Suits You?
XL Axiata offers distinct experiences on prepaid and postpaid. We map out who benefits from each, with a close look at XL PRIORITAS and XL Xtra plans.
February 18, 2024·6 min read
Tourist SIM
eSIM Options for Indonesia: Are They Ready for Travelers?
eSIM adoption in Indonesia is still maturing. We test Airalo, Holafly, and local operator eSIM offerings to give travelers an honest picture of what works.
January 30, 2024·6 min read
Travel SIM Guide
Best SIM Cards for Tourists Visiting Indonesia
Everything you need to stay connected in Indonesia — from airport SIM card counters to registration rules, data speeds, and the best prepaid packages for short and long stays.