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 241–260 of 1,000 ranked alternatives.

  1. Firsty: Your Global eSIM app icon

    Firsty: Your Global eSIM

    Bamboo Connected B.V.

    Connect globally with instant data and calls

    Stay connected globally with instant access to mobile data and international calling in over 200 countries. Use one to avoid switching SIM cards. Make calls and browse the internet without contracts or hidden fees.

    ★ 4.3196 ratingsTravelFreeData updated 2026-09-06
  2. CallYou - Global Call app icon

    CallYou - Global Call

    超 高

    Make calls to over 200 countries

    Make international calls to over 200 countries with clear voice quality. Dial directly from contacts or search numbers. Set up recurring calls and manage history. Receive notifications for missed calls and duration.

    ★ 4.47 ratingsSocial NetworkingFreeData updated 2026-10-14
  1. imp™ - imp box Controller app icon

    imp™ - imp box Controller

    Its My Phone, Inc

    Block unwanted landline calls

    Block unwanted landline calls using real-time call-filtering technology. Connect the imp box to your phone line to automatically answer and disconnect spam calls. Manage call settings and view call logs through the .

    ★ 5.012 ratingsUtilitiesFreeData updated 2026-09-24
  2. GoMoWorld: Travel eSIM | Data app icon

    GoMoWorld: Travel eSIM | Data

    eircom Ltd

    Globally with instant

    Manage international with a . Install and activate instantly for global internet access. Choose from 200+ destinations. Avoid roaming fees and find Wi-Fi hotspots. Set up plans and monitor usage. Switch networks seamlessly during trips.

    ★ 4.8401 ratingsTravelFreeData updated 2026-09-06
  3. vintagePhone app icon

    vintagePhone

    Erik Minass

    Dial numbers with physical buttons

    Dial numbers using physical buttons and sound effects. Set volume for sound effects and enable touch tone for faster dialing. Make calls without a touchscreen. Memorize numbers by heart. Pause to think before dialing. Relive vintage phone experience.

    ★ 4.3213 ratingsUtilitiesFreeData updated 2026-09-08
  4. Kothon app icon

    Kothon

    CONFIDENCE GROUP OF INDUSTRIES LTD.

    ★ 3.02 ratingsUtilitiesFreeData updated 2026-09-06
  5. iTel Mobile Dialer. app icon

    iTel Mobile Dialer.

    REVE Systems (S) Pte. Ltd.

    VoIP calls and instant messaging.

    The app provides VoIP calls and SMSs over WiFi, 3G, 4G, edge, or UMTS. It offers cross-platform instant messaging and automated calling card usage for data-enabled mobile phones.

    ★ 3.6344 ratingsSocial NetworkingFreeData updated 2026-09-20

How we rank alternatives

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