Best Z alternatives: apps like Z-SIP for Schools

10+ similar apps compared and reviewed

4.3 avg rating

10 free apps

Updated October 2026

Zoe Blueprint

Looking for something like Z? We've analyzed 10+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to Z

Ezza by Ezza, LLC

Secure Chat and File Sharing

Editor's Choice

🌐 Social Networking

4.5(21 ratings)

FreeIn-App Purchases

This app offers a decentralized and peer-to-peer approach to communication and file sharing, prioritizing user privacy and security by avoiding cloud storage. It enables direct, encrypted connections for messages, photos, videos, and voice calls.

STN Suite by PortSIP Solutions, Inc.

Strong Contender

🌐 Social Networking

0.0(0 ratings)

Free

VaxPhone - SIP based softphone by VaxSoft

Audio, Video and Voice Changer

Worth Considering

🌐 Social Networking

5.0(1 ratings)

Free

VaxPhone - SIP based softphone screenshot 1

VaxPhone - SIP based softphone screenshot 2

VaxPhone - SIP based softphone screenshot 3

VaxPhone - SIP based softphone screenshot 4

VaxPhone - SIP based softphone screenshot 5

VaxPhone - SIP based softphone screenshot 6

This app allows you to make and receive internet phone calls using any SIP provider. It features a voice changer to alter your sound, send and receive chat messages, and integrates with your device's contacts. Enjoy background call reception and echo cancellation for clear communication.

More apps like Z

Crewbella

Nobody gets exploited

This application functions as a SIP intercom softphone, enabling users to make and receive audio and video calls from IP intercom stations on their mobile devices. It allows for communication and remote door opening, working through Wi-Fi and cellular data networks.

Audio and video callsIP intercom station integrationRemote door opening

by PortSIP Solutions, Inc.

Free

This app is a SIP-based softphone for iPhone, enabling Wi-Fi or cellular calls and instant messaging. It integrates with your contacts for easy management and supports advanced call features like merging and transfers. Enjoy secure communication with encryption and high-definition audio and video.

SIP-based softphoneWi-Fi or 4G/LTE callsInstant messaging

SIP Softphone,Voice,Video,IM

Cipchat - Encrypted Messenger

End-to-end encrypted messenger

Free

This app provides secure messaging with end-to-end encryption and messages that disappear after being read. It also offers encrypted voice and video calls for private online communication.

End-to-end encryptionBurn after reading messagesEncrypted voice calls

Connect with fellow believers in a safe, ad-free digital space. Share your faith, offer encouragement, and find support through posts, photos, and direct messaging. Build community with like-minded individuals and discover faith-based content.

Share testimony and Bible versesPost photos, videos, and textPrayer requests and support

by Belledonne Communications SARL

Free

This open-source application provides free audio and video calls, as well as text messaging, over the internet. It allows users to stay reachable at all times via WiFi or mobile data, even when the app is closed. Enjoy secure communication and the ability to connect with traditional phone lines.

High definition audio and video callsAudio conference callsPicture and file sharing