Airhub vs. OpenSim Comparison Chart

Stay connected in 200+ countries and regions. Install an eSIM and get online in minutes. No roaming fees — just easy, affordable, global connectivity. It's built into your phone's hardware and serves the same function as a physical SIM. But it works 100% digitally. Instead of dealing with a physical SIM card, you can purchase an eSIM, install it on your device, and instantly connect to a mobile network at your destination. No physical SIM cards, spotty Wi-Fi, or surprise roaming fees — just easy, affordable, flexible connectivity. You can choose a prepaid local, regional, or global eSIM plan to get online in 200+ countries and regions worldwide. Simply download an eSIM, install it on your device, and connect to a mobile network when you arrive at your destination.

Activate your new international phone number in 60 seconds. Choose from phone numbers in over 120+ countries and 1,000 cities. Forward your calls to any phone number in the world. Robust scheduling options allow you to route your calls based on the days and hours of your business. Route your calls to your main call center during business hours and to voicemail during non-business hours. Instantly view detailed information about calls made to your TollFreeForwarding phone number. Learn about your customers' call habits to help make decisions about outbound sales and follow-up. Keep track of your calls by recording all or some of your calls. Recorded calls are stored in call detail records and can be played or downloaded at any time.

RemotePeople is a global Employer of Record (EOR) and workforce management platform. Founded in 2018 and headquartered in New York, it helps companies recruit, hire, pay and manage employees in 150+ countries without setting up local entities. RemotePeople serves 3,000+ companies with dedicated account managers and in-country HR support. EMPLOYER OF RECORD RemotePeople manages employment contracts, onboarding, payroll, tax administration, statutory benefits and local employment compliance. Clients direct employees' daily work. EOR Flex starts at $199 per employee/month. EOR Plus starts at $399 per employee/month, billed annually for teams of 5+. EOR Switch supports provider transitions. Salaries, statutory employer contributions and other employment costs are additional; country-specific terms apply. RECRUITMENT In-house recruiters source and assess international talent. Services include Global Recruitment, Executive Search, recruitment process outsourcing, embedded recruiters, temporary staffing and talent mapping. Recruitment + EOR combines candidate sourcing with local employment. Its recruitment fee is 2% of the candidate's annual salary each month, plus the EOR fee. PAYROLL, CONTRACTORS AND US PEO Global Payroll and US Payroll support employees hired through clients' own entities. Contractor Management covers onboarding, agreements, invoices and payments. Contractor of Record adds classification support and contractual protections. US PEO provides co-employment, payroll, benefits and HR support. BENEFITS, MOBILITY AND EXPANSION Services include Global Benefits, Global Equity, visas and immigration, company incorporation, entity management and EOR-to-entity transfers. Employment and workplace add-ons include custom contracts, legal assistance, compliance audits, background checks, IT equipment, offices and fleet, stipends, expenses, severance and offboarding. AI COMMAND CENTER AI Command Center supports onboarding, payroll, leave, expenses and contract changes through natural-language requests, with expert review of high-impact changes and action records. The web platform includes employee self-service, documents, payroll reporting and approval workflows. RemotePeople supports startups, growing businesses and enterprises building international teams. Service availability and employing arrangements are confirmed by country. Request a demo or country-specific quote.

RegDesk is a Regulatory Information Management System (RIMS) that helps medical device companies manage global regulatory submissions, product registrations, and compliance in one centralized platform. It streamlines regulatory workflows, organizes regulatory data, and provides global regulatory intelligence to help teams navigate complex requirements across multiple markets. Regulatory affairs and quality teams benefit by reducing manual work, improving submission accuracy, and accelerating time to market. Our capabilities are as follows: • AI Application Builder • Regulatory Intelligence • Change Assessment • Standards Management • Country-Specific Templates • Distributor Collaboration • AI Document Management • Tracking & Reporting • Alerts and Notification • Product Management • Claims Management • EUDAMED For more information, visit our website.

CallTrackingMetrics is the only SaaS platform that uses call tracking and conversion intelligence to inform contact center automation—resulting in a more personalized customer experience. Discover which marketing campaigns are generating leads and conversions, and use that data to automate call flows and power your contact center. Unify communications across your entire organization with our phone, text, online form, and live chat tools. More than 100,000 users around the globe trust CallTrackingMetrics to manage communications for their marketing, sales, and service teams. Call tracking features include reliable dynamic number insertion (DNI) for session-level attribution, local, toll-free, and vanity tracking numbers, and omnichannel attribution across calls, texts, form fills, and chats. Key contact center features include a browser-based softphone, smart routing options, SMS campaigns, automated call scoring, and smart dialer functionality.

Calling made modern. Your business number. Your employees' phones. Our amazing features. A dial menu spoken by our voice actors. Callers press numbers to make purchases, hear MP3s, connect to specific staff, and more. Make and answer calls using your number on multiple phones without the caller ever knowing. Employees hear secret in-house menus, transfer calls, and send voicemails to their email, all from their dialpad. These business features require no new software or hardware. Your dialpad come to life. Porting your business or personal number at the press of a button. Select from our menu of modern voice features for your business or personal line. We'll activate these features on your current phone for you. No work (or learning) required from you. We'll be here to transform your number whenever your desires change.

Designed for compliance-heavy industries, Fax.Cloud delivers encrypted, point-to-point faxing with guaranteed delivery and built-in audit trails for just 2¢ CAD per page. It meets PIPEDA, HIPAA, and SOC2 requirements, while avoiding the risks of spam filters, misdirected emails, and silent failures associated with email. Send and receive faxes anywhere using a web portal, email, desktop, or mobile device. There’s no need for phone lines, hardware, or maintenance, and all transmissions and stored documents are securely encrypted. Set up your team of Users, assign permissions and send documents in just a few clicks. Get email notifications when documents are received and keep everything organized in one place. With local and toll-free numbers and easy scalability, Fax.Cloud grows as your business grows. Upgrade to smarter, safer faxing today. Get started with Fax.Cloud.

Native Teams is a global employment platform that helps businesses hire, onboard, pay, and manage employees and contractors across 95+ countries. Trusted by 3,000+ businesses worldwide, Native Teams brings employment, payroll, payments, and compliance into one platform, helping companies scale internationally without setting up local entities themselves. Our key services include: Employer of Record (EOR): Hire employees internationally through Native Teams, with contracts, payroll, taxes, benefits, and local compliance managed on your behalf. Global Payroll: Manage compliant payroll across multiple countries through one platform. Gig Pay: Pay gig workers quickly, securely, and across borders. Contractor Pay: Simplify multi-currency contractor payments, invoicing, and compliant administration. Contractor of Record: Manage contractor contracts and legal obligations while reducing misclassification and compliance risk. Entity Management: Support for legal entity setup and ongoing administration and compliance in international markets. Relocation Services: Support with work permits and visas, available alongside EOR services.

Signalmash is a boutique CPaaS built for businesses that need reliable communications and real human support behind every interaction. No tiers. No wait times. Real support for faster development and better outcomes for your customers. Our enterprise-grade customer gets a dedicated Slack channel with our engineers. Direct Tier-1 connections with AT&T, Verizon & T-Mobile. 94% first-time 10DLC approval rate. SMS: 10DLC | Short code | Toll-free | SimplyRCS (simplyrcs.ai): RCS Rich | RCS Media through API & No-Code Platform Voice: SIP Trunking | VoIP | Termination | Origination Numbers/DIDs: Local, short code & toll-free numbers | BCID (Branded Caller ID) Number Intelligence/Lookup: Subscriber Info (CNAM) | Carrier Information | Carrier Type (Fixed or Wireless) | Federal DNC Status Signalmash enterprise-grade reliability, boutique-level support.

800.com is a business phone and call tracking platform that helps small and growing businesses understand, manage, and respond to inbound calls more effectively. The platform provides local and toll-free numbers, call tracking, call recording, voicemail, SMS, and detailed call reporting so teams can see where calls come from and how they’re handled. Businesses use 800.com to track phone leads across websites, ads, social media, and offline marketing, improve response times, and follow up on missed calls. With integrations for Google Ads, GA4, Meta, Microsoft Ads, and popular CRMs, 800.com connects call data to marketing and sales workflows. The platform is easy to set up, flexible as businesses grow, and designed to turn phone calls into clearer insights and better customer experiences.