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
App detailsView in App Store

FRB FlatrateBooster screenshots

Ranked alternatives

Showing 501–520 of 1,000 ranked alternatives.

  3. Jatut app icon

    Jatut

    Kaufbei GmbH

    Connect with others instantly

    Connect with others through native language chats. Create profiles to share interests and location. Search for people by language, location, or activity. Send messages and join group conversations. Customize settings for privacy and safety.

    ★ 4.913 ratingsSocial NetworkingFreeData updated 2026-09-06
    App details
  4. MOBiiS app icon

    MOBiiS

    Centile Telecom Applications

    ★ 0.00 ratingsBusinessFreeData updated 2026-09-14
    App details
  5. Tweet Voip app icon

    Tweet Voip

    Voizarabia arabia

    VoIP calls over internet connectivity.

    The app makes VoIP calls using the SIP protocol for signaling. It supports all codecs and runs behind NAT or private IP, integrating with the address book.

    ★ 5.01 ratingsBusinessFreeData updated 2026-10-19
    App details
  6. Improcom app icon

    Improcom

    Improcom INC

    Receive calls and manage your business extension

    Make and receive calls using a business extension. Display business phone number on outgoing calls. Sync with mobile contacts or import new ones.

    ★ 4.17 ratingsUtilitiesFreeData updated 2026-09-09
    App details
  8. Elioz app icon

    Elioz

    Interactivite Video et Systemes

    Connect with loved ones easily.

    The app provides communication features for deaf, hard of hearing, and aphasic individuals. It offers audio message translation, unified messaging, and phone calls translated by a communication agent.

    ★ 3.02 ratingsSocial NetworkingFreeData updated 2026-10-13
    App details
  13. Cruzero: Connect With Cruisers app icon

    Cruzero: Connect With Cruisers

    Cruzero LLC

    And find cabin mates

    Fellow by joining roll calls and filtering potential friends by interests, age, and travel style. Message others and plan meetups. Find cabin mates to split costs. Access comprehensive cruise information and sailing details.

    ★ 4.86 ratingsSocial NetworkingFreeData updated 2026-09-06
    App details
  14. Simply eSIMs: Travel Data eSIM app icon

    Simply eSIMs: Travel Data eSIM

    CLOUDSHIFT TECHNOLOGIES LTD

    Activate plans for international

    Stay connected while traveling with mobile plans in 140+ destinations. Activate eSIMs remotely to avoid roaming charges. Manage usage, check balance, and switch plans directly from your device.

    ★ 5.01 ratingsTravelFreeData updated 2026-09-06
    App details
  15. IT Phone app icon

    IT Phone

    INTERNATSIONALNI TELEKOMUNIKATSII, TOV

    ★ 3.410 ratingsSocial NetworkingFreeData updated 2026-09-16
    App details
  16. omthing app icon

    omthing

    1MORE Shenzhen Acoustic Technology Co., Ltd.

    ★ 1.711 ratingsUtilitiesFreeData updated 2026-09-28
    App details
  17. rDialer Calling Card Dialer app icon

    rDialer Calling Card Dialer

    Rapidsoft Systems, Inc.

    Automate calling card and prepaid calls.

    The app automates calling card and prepaid calls. Users can configure local access numbers and optional PINs, then dial international numbers directly from contacts.

    ★ 2.52 ratingsUtilitiesFreeData updated 2026-10-03
    App details

How we rank alternatives

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