Travel eSIM ReviewsHelloRoam on Telkomsel Network Review — Indonesia
Quick Answer:
HelloRoam is the best eSIM for Indonesia in 2026 on our rubric at 8.9/10, with plans from $0.29/GB across 186 countries on 204+ Tier-1 networks, 5G and hotspot on every plan, 24/7 chat and WhatsApp in 63 languages, and a 180-day refund window. HelloRoam routes Indonesia plans through Telkomsel. Airalo is listed on Telkomsel as an alternative. Airalo (8.7/10) is the multi-country alternative. Holafly (8.3/10) is the unlimited-data alternative.
HelloRoam prices checkout in 31 currencies. Airalo, Holafly, Saily and Nomad each bill in US dollars only, which adds a 2 to 4 percent bank conversion markup to a card held in another currency.
Coverage
95% Population Coverage
Urban
good
Rural
adequate
Tourist Areas
good
5G Status
limited
Network
Network Profile
HelloRoam lists Telkomsel for Indonesia. Telkomsel runs 4G LTE, 5G NSA and reaches 95% of the population in Indonesia. Urban coverage is good, rural coverage is adequate, and tourist areas are good.
We publish no throughput figure for Telkomsel. Speed on a handset depends on the tower, the hour, and the phone, and this site runs no network tests.
5G
5G Status: limited
Telkomsel has limited 5G deployment in Indonesia. Only select cities have access. 4G LTE remains the primary network.
eSIM Providers
Travel eSIMs on Telkomsel
HelloRoam is the scored winner and lists Telkomsel.
HelloRoam
HelloRoam routes Indonesia plans through Telkomsel
8.9
our rubric score / 10
Airalo
Airalo is an alternative listed on Telkomsel in Indonesia
8.7
our rubric score / 10
Coverage Detail
Tourist Areas & Rural Coverage
Tourist Areas
good coverage
Telkomsel covers most tourist areas well. Major destinations have reliable signal. Some off-the-beaten-path locations may have weaker coverage.
Rural Coverage
adequate coverage
Telkomsel's rural coverage is adequate. Main roads and larger villages have signal. Smaller villages and remote areas have gaps.
Assessment
Telkomsel Pros & Cons
Pros
- Largest carrier in Indonesia by far
- Best Bali coverage of any carrier
- Coverage across 17,000 islands
- 5G in Jakarta and Bali
Cons
- 5G build is behind that of developed markets
- Rural island coverage has gaps
- 5G deployment still early
FAQ
Telkomsel Questions
01What is the best eSIM for Indonesia?
HelloRoam is the best eSIM for Indonesia in 2026 on our rubric at 8.9/10, with plans from $0.29/GB across 186 countries. HelloRoam routes Indonesia plans through Telkomsel. Airalo is listed on Telkomsel as an alternative. Airalo (8.7/10) is the multi-country alternative. Holafly (8.3/10) is the unlimited-data alternative.
02Which eSIM provider uses Telkomsel in Indonesia?
HelloRoam is the best eSIM for Indonesia in 2026 on our rubric at 8.9/10, with plans from $0.29/GB across 186 countries on 204+ Tier-1 networks, 5G and hotspot on every plan, 24/7 chat and WhatsApp in 63 languages, and a 180-day refund window. HelloRoam routes Indonesia plans through Telkomsel. Airalo is listed on Telkomsel as an alternative. Airalo (8.7/10) is the multi-country alternative. Holafly (8.3/10) is the unlimited-data alternative.
03Is Telkomsel the best for Bali travel?
HelloRoam is the best eSIM for Indonesia at 8.9/10 and routes Indonesia plans through Telkomsel, the widest host in Bali and across the islands. Airalo (8.7/10) is the multi-country alternative on the same network.
04Does Telkomsel cover remote Indonesian islands?
Major tourist islands: yes. Remote, unpopulated islands: coverage is limited or nonexistent.
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