What Rootless does

eSIMo, operated under the entity Rootless and headquartered in Providence, United States, is a direct-to-consumer eSIM connectivity platform targeting international travelers. The service delivers digital SIM activation across more than 200 destinations worldwide, structured into three tiers — global, regional, and local data plans — accessible through iOS and Android mobile applications distributed via the App Store and Google Play, as well as the esimo.io storefront. The underlying technology relies on the eSIM standard embedded in recent iPhones and many Android devices, enabling digital plan activation and switching without physical SIM cards.

Beyond data connectivity, the company has extended into communications with "Call Anywhere," a feature that provides users with an instant local phone number abroad and the ability to maintain availability on their original number while traveling. Revenue mechanics combine one-time purchases of eSIM data packages with recurring subscription components for the international calling service. The business runs a fully self-serve, product-led go-to-market model with no disclosed sales force, enterprise contracts, or named customers, implying a fragmented consumer base acquired primarily through app store discovery and organic traffic.

The platform is bootstrapped in practical terms, with the only disclosed financing being a $50,000 seed round from accelerator Betaspring in 2013. Headcount is reported at 1-10 employees, and no subsequent funding rounds, partnerships, or enterprise customers have been disclosed. The firmographic description in the input (an online community for shared rides) does not align with the product evidence and appears to reflect stale or misattributed metadata; substantive evidence overwhelmingly describes the eSIMo connectivity offering.

Name

Rootless

Website

https://rootless.me

Company type

Private

Founded year

2011

Operating status

Operating

Headcount range

1–10 employees

Short description

eSIMo, associated with Rootless, is a direct-to-consumer eSIM platform offering global, regional, and local data plans plus international calling services to international travelers across 200+ destinations via mobile app and web.

Ownership category

akta.pro rank

Product category

Travel eSIM Services

NAICS

All Other Telecommunications (517810)

SIC

Telephone Communications (No Radiotelephone) (4813)

akta.pro primary industry

Numbering, DID, Porting & Carrier-of-Record Services (HDAIAHAK)

Keywords

• Travel eSIM plans
• International roaming
• Global mobile data
• Digital SIM activation
• International calling service

Headquarters

HQ city

Providence

HQ country

United States

HQ region

North America

Markets served

GTM type

B2C

Offering type

Software

Cost components

Technology or R&D, Marketing or Sales, Personnel, Operations

Revenue model

1. eSIM Data Plans: Sale of eSIM data plans offering coverage in over 200 destinations worldwide. Plans include local, regional, and global options. Revenue generated through one-time purchase of data packages with varying data allowances and validity periods.
2. International Calling Services: Revenue from providing international calling capabilities and secondary phone numbers. Users can obtain local numbers abroad instantly and make calls through the eSIMo app.

Go-to-market motion2 records

Distribution channels3 records

Marketing channels1 record

Core offering

Rootless operates eSIMo, a digital eSIM service platform that provides global, regional, and local mobile data plans for international travelers across 200+ destinations and 105 countries. The platform also offers Call Anywhere, an international calling service providing secondary phone numbers abroad so users can maintain their home number while traveling and activate apps and online services in foreign markets.

Product overview

eSIMo is a unified eSIM service platform offering travelers affordable global connectivity through multiple product tiers: Global eSIM Plans (covering 200+ destinations worldwide), Regional eSIMs (multi-country coverage), and Local eSIMs (single-country plans). The platform also includes Call Anywhere, a second-number service enabling international calls and app activations while abroad. All services are managed through the eSIMo Mobile App, available on iOS and Android via the App Store and Google Play.

Differentiator

Problem solved

Functional benefit

Products and services

• Global eSIM Plans Global eSIM plans offering seamless coverage in over 200 destinations worldwide, enabling travelers to stay connected across continents with high-quality, affordable data options.
• Local eSIMs Local eSIM plans providing data connectivity within specific countries for travelers needing coverage in individual destinations.
• Regional eSIMs Regional eSIM plans covering multiple countries within a geographic region, offering broader coverage than single-country plans.
• Call Anywhere International calling service that provides a second phone number abroad instantly, allowing users to stay available on their original number while traveling and use the second number to activate apps and online services in foreign markets.
• eSIMo Mobile App Mobile application available on iOS and Android that enables users to activate, manage, and switch between eSIM plans and international calling services.

Segments1 record

Ideal customer profiles1 record

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Scale indicators2 records

Recent moves4 records

Expansion highlights4 records

Direct peers

• Airalo: Airalo is the largest dedicated eSIM marketplace for travelers, offering local, regional, and global data plans across 200+ countries via a mobile app — a directly comparable eSIM reseller model to eSIMo.
• Ubigi: Ubigi (by Transatel) provides global eSIM data plans for travelers and connected cars across 200+ destinations, competing directly with eSIMo on coverage breadth and self-serve mobile activation.
• GigSky: GigSky offers global eSIM data plans for travelers and IoT devices via a mobile app and enterprise channels, overlapping with eSIMo's travel-connectivity use case and reseller model.
• Airhub: Airhub sells eSIM data plans for travelers and short-term international stays through a mobile-first experience, comparable to eSIMo's self-serve app-based distribution and target segment.
• Holafly: Holafly sells unlimited and fixed-data eSIM plans to international travelers across 160+ destinations, competing head-to-head with eSIMo in the travel eSIM category with a similar self-serve DTC model.
• Knowroaming: Knowroaming sells eSIM data plans and international calling services to travelers, closely paralleling eSIMo's bundled data + voice (Call Anywhere) proposition.
• Nomad eSIM: Nomad provides affordable eSIM data plans for travelers with global, regional, and country-level coverage through a mobile app — directly comparable to eSIMo's product structure and target traveler segment.
• Flexiroam: Flexiroam offers international data roaming via eSIM and micro-SIM products to travelers and enterprise customers across 100+ countries, overlapping with eSIMo's coverage and B2C traveler proposition.

Broad incumbents

• Google Fi Wireless: Google Fi provides international roaming and data on eSIM-capable devices for U.S. travelers, representing an incumbent carrier alternative that overlaps with eSIMo's traveler-connectivity use case at much greater scale.
• Truphone: Truphone operates its own mobile network with global eSIM plans and multi-country numbering for travelers and enterprise IoT — a broader incumbent in the same eSIM/international connectivity space as eSIMo.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat3 records

Key risks5 records

Key highlights5 records

Customer concentration

• Xx.com/rootlessme

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds1 record

Investors1 record

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Rootless