Freeware Modem and Telephony Software

32 free and open source downloads for Windows

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LINE 7.10.2.2807
Desktop Messenger: A free alternative voice-over-IP application with timeline feature.
Free Freeware
63.43 MB
11 / 10 / 8 / 7 / V / XP
Very Good (4.0 / 5.0)
Aug 13, 2022
Discord 1.0.9006
Voice Chat: Free VoIP and text chat app for use by gamers with security features.
Free Freemium
79.27 MB
11 / 10 / 8 / 7
Very Good (4.2 / 5.0)
Aug 11, 2022
Jabra Direct 6.2.18901
Headphone and headset software for management of Jabra devices over USB connection.
Free Freeware
87.87 MB
11 / 10 / 8 / 7
Good (3.0 / 5.0)
Aug 1, 2022
PhonerLite 3.7
Organizer: A VoIP phone for Windows working over SIP protocol.
Free Freeware
6.76 MB
11 / 10 / 8 / 7 / V / XP
Good (3.9 / 5.0)
Jul 17, 2022
Viber for Windows 17.7.0.0
Make video and voice calls between a PC and mobile phone.
Free Freeware
122.73 MB
11 / 10 / 8 / 7 / V / XP
Very Good (4.2 / 5.0)
Jun 4, 2022
MicroSIP 3.21.2
VoIP: High quality VoIP calls via SIP.
Free Open source
8.43 MB
11 / 10 / 8 / 7 / V / XP
Good (3.2 / 5.0)
Jun 2, 2022
Mumble 1.4.230
Voice Communication: A power voice communication system for gamers.
Free Open source
22.74 MB
11 / 10 / 8 / 7 / V / XP
Excellent (4.8 / 5.0)
Jan 21, 2022
Zello 2.6.0
Chat Starter: A freeware push-to-talk app for phones and PCs.
Free Freemium
3.42 MB
11 / 10 / 8 / 7 / V / XP
Very Good (4.0 / 5.0)
Dec 29, 2020
TeamSpeak Client 3.5.6
Voice Chat: A freeware voice communications VoIP program for Windows.
Free Freeware
77.28 MB
10 / 8 / 7
Very Good (4.5 / 5.0)
Dec 8, 2020
X-Lite 5.8.3.102651
Call Maker: Desktop softphone application for Windows with Voice Over IP protocol as an alternative to traditional landline telephone.
Free Freemium
90.75 MB
11 / 10 / 8 / 7 / V / XP
Good (3.3 / 5.0)
Jan 28, 2020
Esmska 1.9.1
SMS Sender: Send SMS messages from your PC via many online gateways.
Free Open source
52.72 MB
11 / 10 / 8 / 7 / V / XP
Very Good (4.0 / 5.0)
Nov 16, 2018
VoipBuster 4.15.785
VoIP Messenger: Free phone calls all around the world.
Free Freeware
6.41 MB
11 / 10 / 8 / 7 / V / XP
Average (3.0 / 5.0)
Aug 9, 2018
RaidCall 8.2
Flexible voice chat software which can connect to many users and supports groups.
Free Freeware
4.5 MB
10 / 8 / 7 / V / XP
Very Good (4.2 / 5.0)
Aug 20, 2017
SmartVoip 4.14.759
Free telephone calls and cheap SMS with Voice-over-IP.
Free Freeware
6.38 MB
10 / 8 / 7 / V / XP
Very Good (4.2 / 5.0)
May 2, 2017
mysms 2.1.1
SMS Sender: A desktop and mobile-based instant text messaging service.
Free Freeware
0.17 KB
11 / 10 / 8 / 7 / V / XP
Average (3.0 / 5.0)
Apr 21, 2017
Nymgo 5.5.70
Phone Connection: A desktop phone utility for VoIP calling.
Free Freeware
50 MB
11 / 10 / 8 / 7 / V / XP
Very Good (4.5 / 5.0)
Mar 9, 2017
GetThemAll Receiver 1.0.1
Mobile Phone Pairing: Transfer files from enabled Mobile phones and a PC.
Free Ad-supported
1.36 MB
11 / 10 / 8 / 7 / V / XP
Good (3.8 / 5.0)
May 2, 2015
BitPim 1.0.7
Cdma Synchronizer: View and manipulate data on many CDMA phones.
Free Open source
11.24 MB
11 / 10 / 8 / 7 / V / XP
Good (3.5 / 5.0)
Apr 2, 2015
Pinger Desktop 1.4.1.1
SMS Sender: Application that sends SMS messages from a PC to phones worldwide.
Free Freeware
0.54 KB
11 / 10 / 8 / 7 / V / XP
Very Good (4.2 / 5.0)
Apr 2, 2015
GMail Voice and Video Chat Plugin 1.3.21.145
Video Chat: Make telephone and video calls from inside of Gmail with Firefox.
Free Freeware
763.46 KB
11 / 10 / 8 / 7 / V / XP
Good (3.8 / 5.0)
Mar 31, 2015
Popcompanion 2.30
Fax Sender: A desktop faxing application to increase your productivity.
Free Open source
80.4 KB
10 / 8 / 7 / V / XP
Excellent (5.0 / 5.0)
Jan 28, 2015
VOIP Caller Extreme 2.2.1
Phone Call Maker: Make VoIP online calls from your PC with a headset.
Free Freeware
467.42 KB
11 / 10 / 8 / 7 / V / XP
Very Good (4.0 / 5.0)
Oct 20, 2014
Ekiga 4.0.1
Sip Comunication: Open source VoIP via SIP with video support and instant messaging.
Free Open source
20.53 MB
11 / 10 / 8 / 7 / V / XP
Average (3.0 / 5.0)
Jul 14, 2014
SoftPhone Client 8.3.1.0
Phone Cal Maker: A voice over IP option with voicemail and firewall features.
Free Freeware
2.26 MB
11 / 10 / 8 / 7 / V / XP
Fair (2.4 / 5.0)
Jul 14, 2014