Best SIP Oasis Messenger alternatives: apps like SIP Oasis Messenger

7+ similar apps compared and reviewed

3.1 avg rating
7 free apps
Updated October 2026

Whether you want more options like SIP Oasis Messenger or a completely different take on the same concept, our curated list of 7+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to SIP Oasis Messenger

Callmar — SIP Phone & AI Notes#1

Callmar — SIP Phone & AI Notes by Ilia Fediukin

Multi-SIP calls, AI transcript
Editor's Choice
💼 Business
5.0(1 ratings)
FreeIn-App Purchases
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This app transforms your existing SIP account into a user-friendly iPhone phone experience. It offers seamless call handling, automatic transcription, and AI-powered note-taking, with integrations for popular CRMs. Designed for professionals who rely heavily on phone communication.

3.0(4 ratings)
Free
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Manage your business calls remotely with this mobile application. Handle missed and after-hour calls, review call history, listen to recordings, and update caller information from your iOS device. Display your business number when making outbound calls.

VirtuelSMS#3

VirtuelSMS by Virtuemantra Technologies

Twilio Sms and calls
Worth Considering
💼 Business
3.3(3 ratings)
FreeIn-App Purchases
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Manage Twilio SMS and calls with this platform. Send messages, make calls, schedule campaigns, and set up auto-replies. Offers a 7-day free trial and affordable monthly plans for comprehensive communication management.

More apps like SIP Oasis Messenger

4
VoiceDrop
VoiceDrop
VoiceDrop
by AI Group LLC
Free

This app delivers voice messages directly to voicemail inboxes without ringing phones, using advanced ringless technology. It enables personalized outreach at scale, voice cloning, and campaign performance tracking for professionals seeking higher callback rates.

Ringless voicemail deliveryVoice cloningPersonalized mass messaging
💼 Business
(1)
free
5
Yak - AI SIP Phone
Yak - AI SIP Phone
Yak - AI SIP Phone
AI, Multi-Account & Video
Free

This app is a full-featured SIP softphone that works with any SIP server. It offers on-device AI for real-time call transcription and analysis, with advanced security and network features. It is not a standalone phone service and requires a SIP account from your provider.

On-device AI for call transcription and summaryFull-featured SIP client for multiple accountsWideband audio and video call support
💼 Business
(5)
free with in-app purchases
6
GreenLink Softphone
GreenLink Softphone
GreenLink Softphone
by GreenLink Networks
Free

This business application provides a VoIP calling service for users of GreenLink Networks. It enables voice communication over the internet, offering a convenient way to stay connected for professional purposes.

VoIP calling serviceInternet-based communicationProfessional connectivity
💼 Business
(89)
free
7
Cox Business WiFi
Cox Business WiFi
Cox Business WiFi
By Spectrum
Free

Manage your business WiFi network with this app, offering guided self-installation, network access control, and firewall settings. Access 24/7 customer support for any issues.

Guided self-installationManage WiFi settings (SSID, password)Secure network access control
💼 Business
(1)
free