BambooSIM review

Updated September 30, 2026 · TariffCue Editorial Team · Facts checked September 30, 2026

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Our verdict

BambooSIM suits travellers who want a prepaid eSIM on a local network and no contract. Entry pricing starts at $4.95, the Unlimited eSIM plan is priced at $8.95, and every plan runs on local partner networks, so you pay for the trip and nothing renews.

Key facts

Best for
Travellers buying a prepaid eSIM on a local network with no contract.
Seller type
Mvno (Source, checked September 30, 2026)
Host network
Local partner networks, e.g. KDDI (au) and SoftBank in Japan (Source, checked September 30, 2026)
SIM-only
Yes (Source, checked September 30, 2026)
Price from
$4.95 (Source, checked September 30, 2026)
Reference plan prices
90d plans · eSIM: 30.00 USD for 90 days (0.33 USD/day), 30GB, prepaid, no contract; Unlimited · eSIM (au KDDI, 10 Mbps): 8.95 USD for 3 days (2.98 USD/day), unlimited data, prepaid, no contract; One-time bundle · eSIM: 10.60 USD for 4 days (2.65 USD/day), 12GB, prepaid, no contract (Source, checked September 30, 2026)
Unlimited plan price
$8.95 (Source, checked September 30, 2026)
5G
Yes (Source, checked September 30, 2026)
eSIM
Yes (Source, checked September 30, 2026)
Wi-Fi calling
No (Source, checked September 30, 2026)
Roaming countries
200 (Source, checked September 30, 2026)
Data rollover
No (Source, checked September 30, 2026)
Hotspot sharing
Yes (Source, checked September 30, 2026)
Mid-contract price rises
Pricing may be adjusted with 30 days' notice for existing plans or immediately for new purchases (Source, checked September 30, 2026)
Legal entity
BambooSIM Pty. Ltd. (ABN 29 682 015 489) (Source, checked September 30, 2026)
Headquarters
Australia (Source, checked September 30, 2026)
Support channels
Help-centre, Email, Chat (Source, checked September 30, 2026)
Billing
Prepaid
Official website
bamboosim.com

Apps and profiles

Elsewhere
TrustpilotX

Pros and cons

Pros

  • Runs on Local partner networks, e.g. KDDI (au) and SoftBank in Japan, so your phone joins a local carrier instead of roaming on a home network
  • eSIM is available across the plans, so there is no plastic SIM to collect and no store visit
  • 5G is supported and hotspot sharing is available, so a phone can tether a laptop while travelling
  • Entry pricing starts at $4.95 and the Unlimited eSIM plan is priced at $8.95, which keeps a short trip cheap to cover
  • Sim only throughout, so the plan pairs with a handset you already own

Cons

  • Data rollover is not available, so unused data is lost when a plan ends
  • Wifi calling is not available, which matters where a local partner network has patchy indoor coverage
  • Support runs on help centre, email and chat only, with no voice line listed
BambooSIM

Ready to try BambooSIM?

Scored 9.0 / 10 by TariffCue.

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Who it suits

  • Travellers buying data before arrival rather than shoppers for a local contract
  • People who want an eSIM on a local network instead of roaming on a home SIM
  • Readers who prefer prepaid plans with no contract term

Who should look elsewhere

  • Anyone who would rather buy from a reseller than an MVNO, since ESIMZON and KnowRoaming are both listed as resellers
  • Travellers who need wifi calling, since it is not available here and the alternatives on the shortlist carry a different seller type
  • Anyone who expects a quoted rate to stay put, since prices can be adjusted on notice for current subscribers

Pricing

BambooSIM sells prepaid eSIM plans with no contract, so there is no locked-in term and nothing to cancel. Entry pricing starts at $4.95, and the Unlimited eSIM plan is priced at $8.95. There is no introductory rate that quietly steps up later: the prepaid price you see at purchase is the price for that plan. The reference plans show how the tiers differ. One option is a longer-validity eSIM plan with a set data allowance, another is a one-time bundle eSIM plan, and the Unlimited eSIM plan swaps the data cap for a speed cap, which matters if you expect heavy streaming. All are prepaid eSIM plans with no contract attached. Because these are bought for a specific trip, the price at purchase is the price for that plan. The terms of service do allow prices to be adjusted on notice for current subscribers and immediately for new purchases, so treat a quoted rate as current rather than permanent.

What it does well

BambooSIM is built around eSIM, and eSIM is available across the plans, so there is no plastic SIM to collect and no store visit. Sim only is the model throughout: you bring your own handset and buy the data separately. Coverage comes from Local partner networks, e.g. KDDI (au) and SoftBank in Japan. That means your phone connects to a carrier operating in the country you are standing in, rather than relying on a roaming agreement with your home network. The plan list names KDDI and SoftBank in Japan as examples of those local partners, and coverage is listed across 200 countries destinations. 5G is supported and hotspot sharing is available, so you can tether a laptop or tablet to the plan. Two things are worth weighing before you buy. Data rollover is not available, so whatever is left when a plan ends is gone, and wifi calling is not available either, which can matter on a local partner network with patchy indoor coverage.

Where it sits among rivals

BambooSIM sits in a crowded corner of the travel eSIM market, and price is where it shows. On price from it ranks 11 of the 15 brands compared, which is a middle position rather than an outlier at either end. On unlimited price the picture is stronger. It ranks 3 of the 7 brands compared, so the unlimited option sits nearer the affordable end of that group. Read those two ranks together and the pattern is clear. The entry price is competitive without being exceptional, while unlimited data is where the value sits. Anyone shopping mainly on a monthly data budget should compare the unlimited option first, and anyone buying only a short top-up for one trip can decide on the entry price alone.

Who runs it

BambooSIM is operated by BambooSIM Pty. Ltd. (ABN 29 682 015 489), registered in Australia. It sells as an MVNO rather than a network operator in its own right, which is why its coverage is built on local partner networks in each destination instead of its own towers. Support runs on help centre, email and chat. That covers a help centre, email and chat, so activation and setup questions are handled in writing or through a self-serve article rather than over the phone. If you would rather speak to someone when a plan misbehaves mid-trip, factor that in before you buy.

How BambooSIM compares

Frequently asked questions

What does a BambooSIM plan cost at the start?+

Entry pricing starts at $4.95, and the Unlimited eSIM plan is priced at $8.95. Every plan is prepaid with no contract, so there is no introductory rate that quietly renews higher later. What you pay at purchase covers the plan you chose, with the reference plans offered at set data or speed limits.

Is there a contract or an early cancellation fee?+

There is no contract. Billing is prepaid, and the reference plans are all sold as prepaid eSIM plans with no contract term, so there is nothing to cancel and no notice period to serve. You are tied only to the plan you buy, though prices can be adjusted on notice for current subscribers.

Do unused data roll over to the next plan?+

No. Data rollover is not available, so anything left on a plan is gone when the plan ends. Sizing matters: pick an allowance close to what a trip will use, because a top-up does not carry the balance forward. Hotspot sharing is available if you need to share the connection with a laptop or tablet.

Which network will my phone connect to?+

BambooSIM runs on Local partner networks, e.g. KDDI (au) and SoftBank in Japan. Your phone therefore joins a carrier operating inside the country you are visiting, rather than roaming on your home network. The plan list names KDDI and SoftBank in Japan as examples of the local partners, and coverage is listed across 200 countries destinations.

Can I make calls over wifi on BambooSIM?+

Wifi calling is not available, so calls depend on the local partner network's own coverage, which can be patchy indoors. Data is unaffected, and 5G plus hotspot sharing are both available. If you take calls in places with weak signal, weigh that before buying a plan for those destinations.

How do I get help from BambooSIM?+

Support runs on help centre, email and chat, which means a help centre, email and chat. There is no phone line listed, so plan changes and activation questions are handled in writing or through self-serve articles. If you expect to need voice support mid-trip, that is worth weighing before you buy.

Do I get a physical SIM or an eSIM?+

eSIM is available, and the plans are delivered as eSIMs, so there is no plastic SIM posted out and no store visit. Sim only is the model throughout: you keep your own handset and buy the data separately. 5G is also supported, so a compatible handset can use the faster network where the local partner offers it.

Who runs BambooSIM, and is it a network or a reseller?+

BambooSIM is operated by BambooSIM Pty. Ltd. (ABN 29 682 015 489), registered in Australia, and sells as an mvno rather than a network operator. ESIMZON and KnowRoaming are both listed as resellers, so the point to compare is who supplies the local network behind the plan you buy.

Who does BambooSIM suit?+

It suits readers buying data for a trip before arrival, on a prepaid eSIM with no contract, and anyone who would rather land on a local network than roam on a home SIM. It is less suited to people who need wifi calling, a data rollover, or a rate that stays fixed for the long term, since prices can be adjusted on notice.

Sources

Compiled from 4 source pages, checked September 30, 2026. We did not open an account.

Not confirmed yet: Contract length.

BambooSIM

BambooSIM

Travellers buying a prepaid eSIM on a local network with no contract.

9.0/10Visit

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