Choosing the right global eSIM can simplify mobile connectivity for people traveling internationally. Both Roamless and Ubigi provide eSIM services with coverage in many countries, offering different plans and features to suit varied needs. With growing demand for customizable and user friendly eSIM solutions, understanding the strengths and limitations of each provider is essential. Roamless stands out due to its distinctive pay as you go option, affordable pricing, and useful additional features that improve the overall user experience. This review compares Roamless and Ubigi to help you decide which one is the better option.

Roamless vs. Ubigi: Overall comparison

Before looking closely at pricing and specific features, it is useful to begin with a clear overview of each provider’s main offerings. The table below presents a comparison of Roamless and Ubigi across key categories such as data plans, coverage, speed, calling capabilities, and customer support.

Table 1: Key Feature Comparison of Roamless and Ubigi

For more details, you can read our post on the Best eSIM for International Travel.

Disclaimer: The information in this comparison reflects data available from Roamless and Ubigi official sources as of July 2025. Plans, pricing, coverage, and features are subject to change. Please consult each provider to confirm the most current details before making a purchase.

What types of data plans do they offer, and which provider offers better value?

Roamless generally offers lower prices across most countries and regions compared to Ubigi, while both providers cover a wide range of international destinations with prepaid data options.

Roamless provides two main types of plans tailored to different travel needs. RoamlessFix offers fixed data packages valid for 30 days, ideal for people visiting abroad who prefer prepaid plans. RoamlessFlex is a pay as you go plan with no expiration on unused data, allowing users to add data only when needed and carry over any remaining balance for future trips. This flexibility suits both light data users and those with higher consumption.

Ubigi offers prepaid data plans with fixed durations ranging from 1 up to 365 days. The most popular plans last 7, 15, or 30 days, each including a specific data allowance. Unlike RoamlessFlex, Ubigi’s plans do not carry over unused data, and all data must be consumed within the plan’s validity period. Pricing varies depending on the region and is generally higher than Roamless.

Roamless vs Ubigi: 1GB Plan and Pricing Comparison by Popular Destinations

Data plans and prices vary between eSIM providers, even when coverage seems comparable. Both Roamless and Ubigi offer service in over 200 countries, but their pricing models and plan durations differ depending on the destination.

Below is a comparison of sample 1GB plan prices in 10 popular countries. This overview can help you assess which provider gives better value based on your travel needs.

Table 2: 1GB data plan pricing and validity comparison by country for Roamless and Ubigi.

Note: Roamless offers both fixed 30-day(RoamlessFix) and flexible pay-as-you-go(RoamlessFlex) plans, including free trial data and welcome credits that vary by destination. On the other hand, Ubigi provides prepaid plans with fixed validity periods; free trials are generally not available

For more information, you can also check out our pages on eSIM United States of America, eSIM Canada, eSIM Brazil, eSIM Turkey, eSIM Saudi Arabia, eSIM Thailand, eSIM Indonesia, eSIM China, eSIM Japan, eSIM Australia.

Disclaimer: All prices are listed in USD. Prices are in USD. The above information is based on data available on official Roamless and Ubigi websites as of July 2025. Always verify current prices and plan availability directly with providers before purchase.

How do Roamless and Ubigi differ in coverage and global plan options?

Roamless and Ubigi both offer eSIM plans available in over 200 destinations worldwide. However, they organize their coverage and plan options differently, which can affect how well each service matches your travel patterns and data needs.

Roamless

• Offers coverage in more than 200 destinations with country, regional, and city-level plans available.

• Regional plans cover Africa, Asia & Oceania, Europe, Latin America, Middle East, North America, and Global.

• The Global plan, available via RoamlessFix, includes a 100 MB free trial and a range of data sizes such as 1 GB, 2 GB, 3 GB, 5 GB, 10 GB, and 20 GB. All these plans come with a 30-day validity period.

Ubigi

• Also covers 200+ destinations, mainly with country and regional plans.

• Regional options include World, North America, Latin America, Europe, Africa, Asia, Oceania, Caribbean, Middle East, and others.

• Ubigi offers prepaid plans with fixed validity and data sizes typically including 500 MB, 1 GB, 3 GB, 10 GB, 25 GB, 50 GB, and 60 GB (this option being a one-year subscription with automatic monthly renewal), depending on the region and plan. 

Table 3: Comparison of global eSIM plan sizes and prices for Roamless and Ubigi

Note: Ubigi’s other world plans include monthly subscription and renewal options for 5 GB, 20 GB, and unlimited data, which may be more expensive compared to their prepaid plans. Roamless offers a straightforward global plan with consistent 30-day validity and a wide range of data sizes, making it easier to choose and manage.

Disclaimer: All prices are listed in USD. The data in this table was retrieved from the official websites of Roamless and Ubigi as of July 2025 and may change over time. Please verify the latest information directly with both providers before making a purchase.

What network speeds and hotspot options do Roamless and Ubigi offer?

Both Roamless and Ubigi provide reliable and high-speed internet connections, supporting a range of network technologies to meet various travel needs.

Roamless offers speeds starting from 3G and 4G up to 5G where available. It includes unlimited hotspot and tethering on all plans, enabling users to share their connection with multiple devices without extra limitations.

Ubigi supports up to 5G speeds in selected countries and regions, depending on local infrastructure and device compatibility. Hotspot and tethering features are included in all plans, but 5G access may vary by plan and location.

Can you make international calls with Roamless and Ubigi?

Yes, but their international calling capabilities vary. Roamless includes calling features directly within its app, while Ubigi offers data-only plans without traditional voice call support.

Roamless offers international voice calls through its mobile app using mobile data:

• You can call more than 200 destinations worldwide without needing a separate SIM card or voice plan.

• Call rates start at $0.01 per minute and are deducted from your Roamless wallet, which is also used for data.

• All calls are made over mobile data, working wherever data coverage is available.

• A feature called “Roamless Numbers” is under development. It will allow users to receive calls through local phone numbers from various country codes and use those numbers as their Caller ID when making outgoing calls via the app.

Ubigi is a data-only eSIM provider:

• It does not support traditional voice calls or SMS over the mobile network.

• All calls must be made through third-party VoIP apps such as WhatsApp, Telegram, or Skype.

• Ubigi does not include built-in calling features or local phone number support.

Disclaimer: Pricing and feature details were retrieved from each providers’ websites in July 2025 and may change over time. Please verify the most current information directly with both eSIM providers.

How do Roamless and Ubigi compare in activation methods and ease of use?

Both Roamless and Ubigi provide fast and user-friendly activation processes, with some differences in flexibility and device compatibility.

Roamless

• On iOS, eSIM can be installed through single click (iOS 17.4+), QR code scanning, or manual entry.

• Android users can activate the eSIM manually by entering the activation details.

• Once activated, the eSIM remains active for future use without needing reactivation unless the user switches devices.

• Users can transfer their eSIM to another compatible device by removing it from the current device and reinstalling it using the same Roamless account.

Ubigi

• Activation is done via QR code scanning or manual entry of activation details.

• Ubigi does not currently offer single-click activation on iOS.

• Activation must be completed within six months after receiving the QR code; otherwise, the eSIM profile may expire and need to be repurchased.

• Ubigi eSIM profiles can be transferred by removing and reinstalling them on another device using the same account, but with a maximum of five reinstalls per profile.

Disclaimer: Information was sourced from official provider websites as of July 2025 and may be subject to change. Please verify the latest details directly with Roamless and Ubigi.

What sets Roamless and Ubigi apart in app experience and user interface?

An app with a simple and user-friendly design is essential for helping users efficiently manage their eSIM plans and accurately monitor their data usage, especially while traveling and relying on consistent connectivity. Both Roamless and Ubigi provide apps that focus on usability, though they offer slightly different features and user experiences.

Roamless provides a modern and user friendly eSIM app that integrates plan management, real-time data tracking, and international calling features within a single platform. The app supports both iOS and Android devices and is praised for its clean interface and easy navigation.

Ubigi offers a straightforward eSIM app focused on basic plan activation and data monitoring. It supports both iOS and Android devices and features a simple and easy-to-navigate design intended to provide a convenient user experience.

Which provider offers more additional features and benefits, Roamless or Ubigi?

Roamless offers more additional features and benefits compared to Ubigi, enhancing the overall user experience beyond basic mobile data.

Roamless

• $5 top-up bonus: Receive a $5 bonus credit when you add $20 or more to your wallet (applies only on the first top-up).

• eSIM referral program: Invite friends and both receive $5 bonus credit after their first eSIM purchase.

• Roamless Numbers (coming soon): Allows users to receive incoming calls and display local phone numbers as caller ID in over 200 countries.

• Usage tracking and data management: The app provides detailed tracking of data balance, usage history, and plan management.

Ubigi

• Referral program: Users can invite friends and both receive discount codes for their first purchase.

• Welcome discount codes: New users can benefit from promotional discounts on their first purchase.

• Data monitoring: Ubigi’s app allows users to track their data usage and plan balance easily.

Note: Ubigi does not currently offer free trial data, top-up bonuses, or integrated calling features like Roamless.

Disclaimer: The bonus offers, referral programs, and app functionalities outlined here reflect details published on each provider’s official website as of July 2025. These may be updated or modified over time. For the latest and most precise information, please consult Roamless and Ubigi directly.

How do Roamless and Ubigi assist their users with customer support?

Roamless and Ubigi both provide responsive and helpful customer support services through similar channels and offer support in multiple languages to accommodate a diverse user base.

Roamless offers customer support through multiple channels, including a user-friendly contact form available both in its mobile app and on the official website. Support requests are typically answered via email, with timely and helpful responses. Roamless supports multiple languages such as English, Turkish, Spanish, French, German, Italian, Japanese, Portuguese, and Russian, serving a diverse international user base.

Ubigi provides customer support primarily via a contact form on its website. Users can also find help through the FAQ section on the Ubigi website. Support is offered in various languages, including English, French, Spanish, German, Italian, Dutch, Portuguese, Japanese, and Korean.

Overall, both providers offer responsive and accessible customer support services through multiple channels and support a broad range of languages to meet the needs of their global users.

Roamless or Ubigi: Which one is better in 2025?

Roamless is generally a better option than Ubigi for those looking for more affordable eSIM plans offering extra benefits while traveling internationally.

Roamless offers coverage in over 200 destinations and provides both fixed 30-day data plans (RoamlessFix) and pay-as-you-go plans (RoamlessFlex). This variety lets users manage their data usage easily for both short and long trips.Its country-based and regional data plans are generally cheaper compared to many eSIM providers. Roamless provides high-speed connections up to 5G in many destinations without throttling. Additional advantages include welcome bonuses, referral credits, and integrated international calling within the app. An upcoming feature will allow users to receive calls through local phone numbers, making communication abroad simpler.

Ubigi offers a wide range of prepaid data plans valid from 1 day up to 365 days, covering over 200 destinations with support for up to 5G speeds where available. While Ubigi focuses on data-only services without integrated voice calling, its app provides simple plan activation and effective data monitoring. Ubigi also offers referral programs and welcome discount codes for new users. Some of Ubigi’s plans include unlimited data options. However, it lacks flexible pay as you go options, and its data plan prices are generally somewhat higher compared to Roamless. Activation usually requires scanning a QR code or manual entry within six months of purchase.

Roamless has a strong user rating of 4.7 out of 5 on the Apple App Store, with users worldwide appreciating its user friendly app design, diverse data plan options, and practical features tailored for international use.

For people traveling abroad who need a travel eSIM with easy payment options, quick activation process, consistent high-speed data, and the convenience of making international calls directly through the app, Roamless is often a better option than Ubigi.

You can also check out our other comparison posts on Roamless vs Airalo, Roamless vs Saily, Roamless vs Holafly, and Roamless vs Nomad.

Frequently Asked Questions

Can I make international calls directly through the Roamless app?
- Yes, Roamless allows international calls directly within the app without needing extra calling apps.

Does Ubigi offer pay as you go data plans?
- No, Ubigi primarily offers prepaid data plans with fixed durations.

Is it possible to transfer my eSIM from one device to another with Roamless?
- Yes, Roamless supports transferring your eSIM between compatible devices using the same account.

Does Ubigi provide a free trial data option?
- No, Ubigi does not offer free trial data, but it provides welcome discount codes for new users.

Can I activate Roamless eSIM instantly after purchase?
- Yes, Roamless supports instant activation right after installation on compatible devices.

Which eSIM provider generally offers more affordable plans, Roamless or Ubigi?

- Roamless generally offers more affordable data plans than Ubigi.