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.
FRB FlatrateBooster screenshots
Ranked alternatives
Showing 601–620 of 1,000 ranked alternatives.


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.




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.

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.

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.

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.

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.

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.

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.


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.



How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.