WhatsApp, Slack, Google Chat, Amazon Chime, Discord, Telegram, Rocket.Chat, TextNow, FaceTime, Backyard.co, Jitsi Meet, Signal, Facebook Messenger, Talkatone, Google Voice, WeChat, FaceFlow, Globfone, Kosmi, Gotalk, Tango, Viber, Matrix.org, ICQ, Mumble, Yahoo! Messenger, Google Duo, urLive, Online Video Call, Camfrog, Tox, TrueConf, SiskinIM, Dialog Messenger, Messenger Lite, aTalk, Scriby, Watercooler, OnTrack Meetings, Gruveo, FreeConferenceCall.com, Empathy, multiparty-meeting, Windows Live Messenger, Librem Chat, A-Chat.org, MyChat, Daily Co, palava.tv, Palxup, Linkello, Google Voice and Video Chat, Paltalk, Keet, BNESIM, Telegram X, AChatRoom, ZeroChat, WebRoom, VideoMeeting, Net Meeting, Camus, CloudTalk.io, Microsoft Lync, sipXcom, Team.video, Peer Calls, Talky, Teleport.Video, Talk360, Tencent QQ, JumpChat, Cafe Manager Pro, Zipcall.io, UberConference, Spez Empathy, Whaller, Steam Chat, Phoner Second Phone Number, BlueJeans, SimplyVideo, Honk, YakYak, ShowMyPC, VIPole Secure Messenger, toolani, Mini WA+, Guilded, Chanty, CloudMeet, Moxtra, glide.me, Tinychat, Output Messenger, Toky, JumpinChat, Jitsi Meet Electron, p2p.chat, MightyCall, JusTalk, iPlum, Sneek, Sipdroid, Fring, BobRTC, GBWhatsapp, TeamLink, Nextcloud Talk, Proficonf, Silent Phone, ToTok, Lifesize Video Conferencing, Video Chat Now, Yolla, AtomJump.com, Zalo, Tinode, ooVoo, Ekiga, Mirotalk, Sonetel, YeeCall, Bettergram Messenger, Ring4, Messenger for WhatsApp, workshopX, Mixsii, WowApp, FireRTC, Digsby, FooCall, Collabify, QuteCom, Psi+, IGram, Firefox Hello, Pragli, Heymarket, UppTalk, uShare.to, Facewebinar, Pickapp, FortKnoxster, RHUB TurboMeeting, EZTalks, Brosix, Chat Rooms, Meshenger, Starleaf, Video Web Call, Quickchat, Wispi, We-Talk, Virtual Coffeehouse, Confrere, Zoho Meeting, Unigram, Isotoxin, HipChat, VK Me, Walkabout Workplace, Localphone, INNCHAT, STAGE by vr-on, GameVox, Zaplee, Cisco Meeting Server, mpowr, Chat Anywhere, WWChat, Video4sure, Peerio, Toasty.ai, SSuite UltraCam Video Phone, Flap-Chat, Conference Calling, Crugo, Mitel, Dingaling, cyclops.io, Lark Meetings, Remotion, mene talk, Tribe Messaging, zoro.im, Vicodo, goober Messenger, Meetings.io, Convoz, RingOver, TeamTalk.io, Jaconda, Indoona, LekkerIM, Voptop, QuickCall.com, Hiboo, Venux Connect, Subrosa, Talkray, TribeScale, Bistri, JANDI, Collabair Team Collaboration Suite, letsBrik, FriendCaller, PingPal Messenger, Demodesk, Superpeer, HiDa!, Sqwiggle, Tribecube, IETF Jitsi, Emoty, Gizmo5, Walky, Wibrate, TokBox, Thirdlane Connect, vLine, SpeakServe, EonPhone, forfone, WTW, GetFire.net, Secret Messenger, Q-municate, Jackfruit, Actor Messenger, Fast Food Stickers For iMessage, Mi Airit, HelloChat, Hubl.in, SliQ, Microsoft SharedView , Hyphen Messaging, Ottspott, Skarpline, Bopup Communication Server, Circles for Zoom, 3veta, trember, Logitech Vid HD, Bravis, 1click.io, GAM Messenger, JAJAH, basma.ai, GlobalMeet, link4.chat are some alternatives to Skype.