Kolpolok Limited

Best VPN App Development Company in the World. ✅ Top-Rated Plus Upwork Contractor ✅ 100%+ Job Success Rating ✅ 90% Above Re-hire Rate We are Bangladesh based Software Development Company having extensive experience in VoIP and VPN App Development. We have been promoted by some highly experienced Professionals dedicated to provide total IT solutions under one roof. It possesses not only the latest technology but also the most knowledgeable and experienced hands to offer the most user-friendly customized solutions. Our Services: As an agency, we have an in-house team of handpicked individuals in the following areas: ✅ VPN app Development. Open Connect, Open VPN, Wireguard, Shadowsocks ✅ VoIP app Development. Opensource and Private SDK ✅ iOS & Android Native and Cross-platform App Development ✅ Fullstack Web App Development ✅ Website Development Mobile Application development: - Objective C, Swift - Java - Cross-Platform (ionic) Web Application development: - Laravel Framework - Codeigniter Framework - Wordpress - MySQL Website Development: - Wordpress VOIP Technology Expertise: - Open source PJSIP for VOIP client Application [Softphone] - Open source Asterisk for VOIP server Application [Billing Software] - Open source Kamailio for SIP Proxy - XMPP, Jabber and Openfire for Instant Messaging App - OTT app development experience VPN Technology Expertise: - Open VPN (Android and iOS) - Open Connect (Android and iOS) - Wireguard, Shadowsocks (Android and iOS) Custom Project Development Experiences: - VPN Client APP & Admin/Management Portal - Mobile Dialer / Softphone - Billing Software for Softswitch - Instant Messaging Software - Live Chat Application - Hospital Management System