One Crna Gora review
Updated September 28, 2026 · NomadCue Editorial Team · Facts checked September 26, 2026
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Our verdict
One Crna Gora suits short trips around the Balkans, and it sells its own network rather than reselling one. Plans start at €15 with 38 countries covered, and unlimited options come with a published fair use limit.
Key facts
- Best for
- Short Balkan trips that want a local carrier with unlimited and capped data choices.
- Price from
- €15↗
- Countries covered
- 38↗
- Unlimited data
- Yes↗
- Reference plan prices
- One Tourist 15: 15 EUR (500 GB, 15 days, plus 10 GB Western Balkans); One Tourist 20: 20 EUR (1 TB, 30 days); One Tourist 25: 25 EUR (unlimited, 30 days); One Tourist 30: 30 EUR (unlimited, 30 days). Europe and rest of world: One Travel Start 5.99 EUR (500 MB, 3 days, 38 countries), One Travel Standard 14.99 EUR (1.5 GB, 7 days, 38 countries), One Travel Max 20.99 EUR (30 GB, 15 days, 38 countries), One Travel Exotic 29.99 EUR (2 GB, 10 days, 14 countries).↗
- 5G
- Yes↗
- Fair use policy
- One Tourist 25 and One Tourist 30: after 1 TB of data used, speed is reduced to 1 Kb/s↗
- Networks
- One↗
- Top-ups
- Yes↗
- Seller type
- Carrier↗
- Legal entity
- One Crna Gora DOO Podgorica↗
- Headquarters
- Montenegro↗
- Support channels
- Phone, Chat, Help-centre↗
- Region
- Regional
- Features
- Unlimited data, 5G, Instant activation, Carrier plan
- Audience
- Short trips
- Official website
- 1.me
Facts checked September 26, 2026, 3 sources
Pros and cons
Pros
- Prices start at €15, below the site median of €5
- Unlimited data plans sit alongside set data allowances, so both heavy and light use are covered
- Runs on its own network, One, with unlimited data, 5g and instant activation included
- Support runs through phone, chat and help centre, including a help centre
Cons
- Coverage of 38 countries trails most rivals on the site
- Unlimited plans slow down after the fair use threshold, so speeds are not constant
Who it suits
- Travellers on short trips who want a local carrier plan rather than a marketplace product
- People heading to the Western Balkans who want one plan across several destinations
- Backpackers who would rather pay a fixed amount than track data use
Who should look elsewhere
- Anyone covering a long list of countries, where Zwitchy reaches 200 countries
- Price-first buyers, since eSIMGo.is starts at $0.99
- Single country trips better served by a local provider such as SimToIsrael at $25
How One Crna Gora compares
8.6 vs 9.3
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8.6 vs 8.6
Frequently asked questions
How much do One Crna Gora plans cost?+
Prices start at €15, which sits under the site median of €5. The catalogue runs from a small starter package up to unlimited data plans, so the same brand covers both light and heavy use on a short trip.
Which countries does the coverage include?+
Coverage runs to 38 countries, with the largest plans spanning the widest set. The network is One, the operator's own, and the audience for these plans is short trips rather than long stays.
Is the data really unlimited?+
Unlimited data is offered, and the fair use policy caps it. Once a set volume is used on the unlimited plans, speed drops sharply, so heavy streaming or hotspot use will slow before the plan ends.
Does it work on a five G network?+
Yes, 5G is included among unlimited data, 5g and instant activation on these plans. Instant activation is part of the same package, which suits travellers landing at an airport and needing data straight away.
What support can I reach if something goes wrong?+
Support runs on phone, chat and help centre, covering phone, chat and a help centre. That gives a local carrier's customer service reach rather than the narrower contact options of a small reseller.
Who is this brand for?+
It suits short trips in the region, matching the short trip audience these plans are built for. Someone spending a season abroad would find the 38 country reach and the validity of the packages too tight.
Who should pick a different option instead?+
Travellers needing a longer country list should look at Zwitchy with 200 countries. Buyers watching the entry price can find a lower starting point at eSIMGo.is, at $0.99.
Can I top up while travelling?+
Top ups are available, so a plan can be extended without buying a new package. Support is reached through phone, chat and help centre, including chat for a quick question about which roaming add-on to pick.
Sources
- 1.me/cg/for-tourists/tourist-prepaid-package-one checked September 26, 2026
Backs: Fair use policy, Features, 5G, Networks, Price from, Support channels, Top-ups, Unlimited data
“For the tariff package One Tourist 25 and One Tourist 30, after 1TB is used the speed is reduced to 1Kb/s.”
- 1.me/cg/o-kompaniji/o-nama/podaci-o-kompaniji checked September 26, 2026
Backs: Headquarters, Legal entity, Seller type
“Company head office address: Bulevar Džordža Vašingtona 83, Podgorica, Crna Gora”
- 1.me/cg/privatni/usluge/roming/one-travel-dodaci checked September 26, 2026
Backs: Audience, Countries covered, Reference plan prices, Region
“ONE Travel Start 500 MB - Valid 3 days - used in 38 countries - 5.99 EUR”
Compiled from 3 source pages, checked September 26, 2026. We did not open an account.
Not confirmed yet: Price per GB from, Hotspot sharing.
Related by the facts
One Crna Gora
Short Balkan trips that want a local carrier with unlimited and capped data choices.