FRB FlatrateBooster app icon

Apps Like FRB FlatrateBooster for iPhone and iPad

Make international calls at low rates

Make international calls at low cost using landline or freephone numbers. Set predefined destinations. Route calls automatically. Combine with provider flat rate for savings. Call German mobiles with recommended Flatrate.

by DALASON GmbH★ 0.00 ratingsSocial NetworkingFreeData updated 2026-09-08

FRB FlatrateBooster screenshots

Ranked alternatives

Showing 601–620 of 1,000 ranked alternatives.

  1. Big Voize Lite app icon

    Big Voize Lite

    Advaitam Tech Solutions

    Make VoIP calls with SIP protocol

    Make VoIP calls using SIP protocol over 3G, Edge, or Wi-Fi. Support all codecs and operate behind NAT or private IP. View call history, use loudspeaker, and hold calls. Auto-sync balance and receive real-time SIP status updates.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06
  2. AjwaTalk app icon

    AjwaTalk

    Voizarabia arabia

    ★ 5.02 ratingsSocial NetworkingFreeData updated 2026-09-12
  3. Smart Biz Line - Office Comm app icon

    Smart Biz Line - Office Comm

    Hong Kong Telecommunications Limited

    Control office line from smartphone anywhere.

    The app allows users to manage their business line from a smartphone. Users can forward calls, make fixed-line calls, and view colleague contact details.

    ★ 0.00 ratingsSocial NetworkingFreeData updated 2026-10-26
  4. Ubigo app icon

    Ubigo

    Equipe de developpement Ubity

    Forward calls to any number

    Manage virtual phone numbers with call forwarding settings. Monitor call statistics and control number behavior through a web portal. Receive and manage calls from international numbers.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-13
  5. SIPBlue app icon

    SIPBlue

    QuestBlue Systems, Inc

    Make calls, send texts, and fax securely

    Make calls, send texts, and send faxes through a single . Manage contacts, schedule calls, and access voicemail. Integrate with business systems for enterprise communication. Support for multiple phone numbers and call routing.

    ★ 5.02 ratingsUtilitiesFreeData updated 2026-09-06
  6. Teamshub app icon

    Teamshub

    SI-TECH Information Technology Ltd.

    Manage tasks, track time, and share files

    Allows users to manage attendance with custom rules and location tracking. It supports single and group chats with read status and file sharing. The offers multi-platform access for iOS, iPad, and Mac.

    ★ 4.54 ratingsUtilitiesFreeData updated 2026-09-08
  7. TeleCloud Pro app icon

    TeleCloud Pro

    TeleCloud LLC (NJ)

    Make and receive calls from your phone

    Make and receive calls through the Phone System. View voicemails and call history. Change voicemail greetings. Place free -to- calls. Sync with office phone system. Manage call settings and notifications.

    ★ 4.24 ratingsUtilitiesFreeData updated 2026-09-06
  8. The Church Connectory app icon

    The Church Connectory

    CHURCH CONNECTORY L.L.C., THE

    View directory, update member info, upload photos

    View directories, update member information, and upload photos. Initiate phone calls, send emails, and add calendar events. Changes are automatically synced across all devices.

    ★ 5.02 ratingsSocial NetworkingFreeData updated 2026-09-14
  9. FreeConferencePro app icon

    FreeConferencePro

    Iotum Global Holdings Inc.

    Join calls, share screens, invite participants

    Conduct conference calls with video and screen sharing. Schedule or start calls instantly. Invite participants from an integrated address book. View participant thumbnails and speakers during online meetings. Share screens during video sessions.

    ★ 5.05 ratingsProductivityFreeData updated 2026-09-23
  10. Denwa app icon

    Denwa

    Denwa Technology Corp

    ★ 0.00 ratingsProductivityFreeData updated 2026-09-08
  11. KingKing voice roaming service app icon

    KingKing voice roaming service

    PCCW Mobile HK Limited

    Voice calls over Wi-Fi abroad.

    The app provides voice call services over Wi-Fi, usable in Hong Kong and abroad. It allows users to make and receive calls to and from any Hong Kong number, and send SMS messages.

    ★ 4.04 ratingsSocial NetworkingFreeData updated 2026-10-03

How we rank alternatives

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