Castel SIP app icon

Apps Like Castel SIP for iPhone and iPad

Communicate and open doors anywhere.

The app allows users to make and receive audio and video calls from IP intercom stations on their iPhone or iPad. It works with the Castel Cloud SIP server through Wi-Fi and 3G/4G/5G networks.

by Castel★ 0.00 ratingsSocial NetworkingFreeData updated 2026-10-04
App detailsView in App Store

Castel SIP screenshots

Ranked alternatives

Showing 1–20 of 1,000 ranked alternatives.

  1. SessionTalk SIP Softphone app icon

    SessionTalk SIP Softphone

    SessionTalk Ltd

    Call, chat, and connect securely

    Make and receive voice calls using VoIP technology. Manage call history and contacts. Set up SIP accounts and manage call settings. Support high-quality audio with low battery impact.

    ★ 4.51,010 ratingsSocial NetworkingFreeData updated 2026-09-08
    App details
  2. SessionCloud SIP Softphone app icon

    SessionCloud SIP Softphone

    SessionTalk Ltd

    Connect, chat, and manage calls securely

    VoIP for making calls over 3G and WiFi. Supports provisioning via QR code. Enables push notifications. Allows IT managers to deploy and manage softphones. Offers 14-day free trial for generic and whitelabel versions.

    ★ 4.222 ratingsSocial NetworkingFreeData updated 2026-09-10
    App details
  3. MizuPhone app icon

    MizuPhone

    Mizutech S.R.L.

    Make calls using any provider.

    The app allows users to make and receive VoIP calls and chat over various internet connections. It supports SIP over UDP, TCP, and TLS, along with push notifications for availability.

    ★ 3.02 ratingsSocial NetworkingFreeData updated 2026-09-24
    App details
  1. Mondex Phone app icon

    Mondex Phone

    PortSIP Solutions, Inc.

    Make and receive calls and messages

    Allows users to make and receive calls over Wi-Fi or 4G/LTE. Send and receive instant messages. Manage contact lists and call history. Switch between voice and text communication.

    ★ 5.02 ratingsSocial NetworkingFreeData updated 2026-09-18
    App details
  2. iLoveHome app icon

    iLoveHome

    Avadesign Technology Co., Ltd.

    ★ 0.00 ratingsSocial NetworkingFreeData updated 2026-09-11
    App details
  4. XonTel app icon

    XonTel

    United GULFGATE TRD. CO

    ★ 4.02 ratingsUtilitiesFreeData updated 2026-09-09
    App details
  5. WeePhone SIP app icon

    WeePhone SIP

    Justin Brady

    Powerful SIP client with flexible configuration.

    The app offers a flexible SIP client with a new UI and features. It supports various audio codecs, backgrounding, and calls over different network types.

    ★ 3.04 ratingsSocial Networking$1.99Data updated 2026-10-28
    App details
  7. True Call app icon

    True Call

    Spirnytel Private Limited

    ★ 0.00 ratingsSocial NetworkingFreeData updated 2026-09-10
    App details
  8. Mobil Karel app icon

    Mobil Karel

    Karel Elektronik Sanayi Ve Ticaret A.S.

    ★ 4.76 ratingsSocial NetworkingFreeData updated 2026-09-13
    App details
  9. MoSIP C5 app icon

    MoSIP C5

    voxvalley technologies pvt ltd

    ★ 0.00 ratingsSocial NetworkingFreeData updated 2026-09-10
    App details
  10. XBABBLE app icon

    XBABBLE

    Xaccel Networks LLC

    ★ 0.00 ratingsSocial NetworkingFreeData updated 2026-09-06
    App details
  11. Zoiper Lite voip soft phone app icon

    Zoiper Lite voip soft phone

    Securax

    Connect to PBX and make calls

    Make voice and video calls using SIP protocol. Connect to PBX or provider. Support Bluetooth pairing. Background operation with low battery usage. Receive and answer calls reliably. Adjust call settings for optimal quality.

    ★ 4.41,671 ratingsProductivityFreeData updated 2026-09-08
    App details
  13. PortSIP UC app icon

    PortSIP UC

    PortSIP Solutions, Inc.

    Receive calls and messages securely

    Softphone allows users to make and receive calls and send instant messages via Wi-Fi or 4G/LTE. It integrates with PBX for push notifications. Users can access the iPhone contact list to manage calls and messages.

    ★ 4.190 ratingsSocial NetworkingFreeData updated 2026-09-08
    App details
  15. Untappd: Find Drinks You Love app icon

    Untappd: Find Drinks You Love

    Untappd, Inc

    Rate , track your favorites, share reviews

    Discover with detailed descriptions, ratings, and photos. Search for breweries and retailers. Share via social media. Track personal preferences and purchase history. Set reminders for favorite . Connect with other users to exchange recommendations.

    ★ 4.9214,691 ratingsFood & DrinkFreeData updated 2026-09-08
    App details
  16. Jami app icon

    Jami

    Savoir-Faire Linux Inc

    ★ 3.790 ratingsSocial NetworkingFreeData updated 2026-09-13
    App details
  17. IPTalker app icon

    IPTalker

    PortSIP Solutions, Inc.

    Make international calls over WIFI

    The app provides international calling over WIFI or 3G. Users can make and receive VoIP calls using the SIP protocol.

    ★ 0.00 ratingsSocial NetworkingFreeData updated 2026-10-16
    App details

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.