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Phone calls
Linq Alternatives with Phone calls
54 providers support phone calls: phone calls (PSTN or SIP voice).
Providers with phone calls
Photon
Open-source agent framework with managed iMessage
Starting price
$25/month (Pro)
Free plan
Free: shared iMessage lines, up to 10 users (2.0 beta: 25 shared iMessage assignments and $100 credit)
Supported
SIP calls on iMessage lines; the 2.0 beta adds calls on SMS numbers
Visit Photon
Read more
Linq
iMessage, RCS and SMS API with flat monthly pricing
Starting price
$260/month (Pro)
Free plan
Hobby: $0, up to 20 contacts, used through the CLI
Partial
API does not place or answer calls; it forwards inbound calls. Calling lives in the Linq Blue app.
Visit Linq
Read more
Blooio
One API for iMessage, WhatsApp and Apple Messages
Starting price
$39/month (Starter, shared number)
Free plan
Free trial: 20 messages total on a shared number, no credit card
Partial
Voice calling and forwarding on dedicated plans. No calling API documented.
Visit Blooio
Read more
Sendblue
iMessage API and CRM texting for sales and agents
Starting price
$100/month per line
Free plan
Free sandbox: shared number, up to 10 verified contacts, no webhooks
Partial
No native calling API. Dashboard calls, outbound via your Twilio caller ID, inbound forwarding.
Visit Sendblue
Read more
Zernio
One API for iMessage, SMS, WhatsApp, social DMs and calls
Starting price
$200/month per iMessage sender
Free plan
First 2 connected accounts free; free iMessage sandbox on a shared line
Supported
Inbound and outbound PSTN calls, SIP trunks, browser softphone, recording and transcription.
Visit Zernio
Read more
LoopMessage
iMessage, SMS, RCS and WhatsApp on one number
Starting price
$59.99/month per sender (Light)
Free plan
Sandbox: $0, 5 contacts, testing only; free shared plan for schools and non-profits
Partial
Inbound cell calls are forwarded to a number you choose (add-on); no call API.
Visit LoopMessage
Read more
Blue Reacher
Managed iMessage lines for B2B sales, with API and MCP
Starting price
$199/month per line at 4+ lines; $249/month for 1 to 3 lines
Free plan
Free public sandbox key; simulator only, no real sends
Partial
Docs cover FaceTime audio only; the pricing page lists 2-way calling with SIP routing.
Visit Blue Reacher
Read more
Miss Blue
Dedicated iMessage line with API, team inbox and calling
Starting price
$99/month per number (launch price)
Free plan
Free sandbox; 30-minute live demo line
Partial
Browser phone calls as a $75/month add-on; API keys cannot place regular phone calls.
Visit Miss Blue
Read more
Bland
Voice AI platform with SMS, RCS and branded iMessage agents
Starting price
Custom (iMessage is Enterprise only); SMS from $29.99/month on the Agent Phone Plan
Free plan
Start plan: free, with credits and an inbound number, for voice
Supported
Core product: inbound and outbound AI phone calls, plus SIP
Visit Bland
Read more
Inkbox
Email, phone, iMessage and A2A identity for AI agents
Starting price
$25/month (Developer); $167/month for a dedicated iMessage number (Startup)
Free plan
Free: 3 identities, shared iMessage up to 2,000 messages a month and 3 recipients at a time
Supported
Inbound and outbound calls with your own WebSocket agent or Inkbox Voice AI (beta).
Visit Inkbox
Read more
AgentPhone
Phone numbers with voice, SMS and iMessage for AI agents
Starting price
$3/month per number plus usage; iMessage from $150/month per line
Free plan
$5 starting credit, no card required
Supported
Inbound and outbound calls in webhook mode or hosted AI mode; also browser web calls.
Visit AgentPhone
Read more
Dial
Phone numbers with calls, SMS and iMessage for AI agents
Starting price
$3/month per standard number; $250/month per iMessage number
Free plan
$5 free credit, no credit card required
Supported
Inbound and outbound AI voice calls with transcripts.
Visit Dial
Read more
Comms by Osis
iMessage, RCS, SMS and WhatsApp API with hosted agents
Starting price
$50/month (shared line); $200/month per dedicated number
Free plan
Free: shared platform line, 100 messages a day, no card
Partial
Inbound cellular calls can be answered by API, but audio relay works only for FaceTime for now.
Visit Comms by Osis
Read more
Project Blue
iMessage, SMS and FaceTime Audio lines inside your CRM
Starting price
$166/month per line, billed annually
Free plan
Free trial on a shared line, verified numbers only
Supported
Cloud dialer with inbound, outbound, routing, recording and voicemail, plus a browser calling SDK.
Visit Project Blue
Read more
Tuco AI
iMessage follow-up for opted-in leads from your CRM
Starting price
$149/month (Starter, 1 line) plus $335 setup
Free plan
None; docs say no free trials or refunds
Supported
Outbound calls with recording, inbound forwarding and a click-to-call API (beta, +1 numbers only).
Visit Tuco AI
Read more
Contiguity
SMS, iMessage, WhatsApp and email in one developer API
Starting price
$79.99/month for a leased iMessage number ($9.99 number plus $70 iMessage); SMS adds $40
Free plan
Free: 500 SMS, 100 MMS and 1,000 emails a month on shared numbers
Partial
Call forwarding only; making and receiving calls is listed as coming soon
Visit Contiguity
Read more
Twilio
Global CPaaS for SMS, RCS, WhatsApp and voice
Starting price
$0.0083 per US SMS segment
Free plan
30-day free trial, no card, with 100 SMS and 75 voice minutes
Supported
Programmable Voice and Elastic SIP Trunking
Visit Twilio
Read more
Beam
iMessage, RCS and SMS for GoHighLevel agencies, with an API
Starting price
Not published
Free plan
Free preview workspace with demo data; no live sending
Supported
Inbound calls routed to your team or a voice agent; homepage offers SIP trunking on request.
Visit Beam
Read more
Bird
Email, SMS, WhatsApp and Apple Messages APIs
Starting price
$0.0035 per US outbound SMS segment plus carrier fees
Free plan
Free email tier of 1,000 emails a month; free shared Inbox
Supported
Voice over SIP trunks, with call sequences
Visit Bird
Read more
Orbit by Devotel
Pay-as-you-go CPaaS with AI agents on every channel
Starting price
$0.0075 per US SMS segment
Free plan
Free signup with simulated sandbox sends
Supported
PSTN calls, SIP trunks and IVR on Devotel's own softswitch
Visit Orbit by Devotel
Read more
senderZ
iMessage for customer-started chats, SMS for the rest
Starting price
$39/month billed annually ($49 billed monthly)
Free plan
14-day trial, no card
Supported
AI voice agent for inbound and outbound calls, an add-on from $29/month.
Visit senderZ
Read more
Telnyx
Low per-part SMS pricing with carrier fees at cost
Starting price
$0.004 per US SMS part plus carrier fee
Free plan
Trial account with $5 testing credit
Supported
Voice API, TeXML and SIP trunking
Visit Telnyx
Read more
Vonage
Messages API for SMS, RCS, WhatsApp, Viber and email
Starting price
$0.00860 per US SMS on a long virtual number, plus carrier fees
Free plan
Free credit at signup with no card, and a free Messages API Sandbox capped at 100 messages a month
Supported
Voice API for PSTN, SIP and in-app calls
Visit Vonage
Read more
Infobip
Global CPaaS and Apple Messages for Business provider
Starting price
$0.0075 to $0.0083 per US SMS (indicative)
Free plan
60-day free trial, no card, up to 100 messages per channel to your verified number
Supported
Voice API, IVR, SIP trunking and WebRTC
Visit Infobip
Read more
Caspian
Open-source SDK that puts one agent on every chat channel
Starting price
Free (self-host or sandbox key); hosted paid channels per message
Free plan
Free self-hosting; free sandbox key from the MCP get_started tool
Partial
Self-host Twilio voice adapter with TwiML; not live on the hosted gateway
Visit Caspian
Read more
Sinch
CPaaS with 13 messaging channels in one API
Starting price
$0.0078 per US 10DLC SMS, plus carrier fees
Free plan
Free developer account with an SMS sandbox and test credit
Supported
Voice API for PSTN, SIP and in-app calls, plus Elastic SIP Trunking
Visit Sinch
Read more
Plivo
Voice AI and CPaaS with SMS, WhatsApp and SIP APIs
Starting price
$1,000/month Enterprise minimum for SMS; US SMS $0.0077 per message plus carrier fees
Free plan
$10 in free credits on pay as you go (voice and SIP; no SMS in the US)
Supported
Voice API, Plivo XML, SIP trunking and audio streaming; available on pay as you go
Visit Plivo
Read more
AgenticMail
Self-hosted email, SMS and calls for AI agents
Starting price
Free
Free plan
Free and open source (MIT); free agenticmail.io subdomain for the Enterprise package
Supported
Outbound calls through 46elks or Twilio, with a realtime voice bridge to OpenAI Realtime.
Visit AgenticMail
Read more
Gupshup
Conversational AI platform for WhatsApp, RCS, SMS and voice
Starting price
$99/month plus per-message rates
Free plan
None on the self-serve plan; a WhatsApp offer page lists 3 months free
Supported
Outbound dialing, inbound call center, click-to-call and voice AI agents
Visit Gupshup
Read more
myCRMSIM
Send iMessage, SMS, WhatsApp and RCS from your own devices
Starting price
$29/month per iMessage line ($24.17/month billed annually)
Free plan
None; 30-day money-back guarantee
Partial
Dashboard calls on SMS lines in the US and Australia only. Other Android calls stay on the device.
Visit myCRMSIM
Read more
Webex Connect
Cisco's enterprise CPaaS with Apple Messages for Business
Starting price
Custom (contact Cisco)
Free plan
Free sandbox: 10,000 SMS and WhatsApp requests within 365 days, up to 5 verified numbers
Supported
Outbound calls, interactive call flows, recordings and call status webhooks
Visit Webex Connect
Read more
CM.com
One messaging API for SMS, RCS, WhatsApp and more
Starting price
$58/month (Channels Go, 1 profile) plus usage
Free plan
Business Messaging trial without onboarding
Supported
Voice API, SIP trunking and a Voice FlowBuilder for IVR and call transfer
Visit CM.com
Read more
Hail
Open-source voice, SMS and email API for AI agents
Starting price
Prepaid credit from $1; numbers from $0.50/month
Free plan
Free to self-host (AGPL-3.0). No free credit on Hail Cloud.
Supported
Inbound and outbound AI voice calls with transcripts, on Twilio, Telnyx or DIDWW numbers.
Visit Hail
Read more
SendiMessage
Managed iMessage and SMS lines behind one REST API
Starting price
$129/month per line
Free plan
None
Partial
Inbound call forwarding only; the voice AI pages cover texting after calls run elsewhere.
Visit SendiMessage
Read more
SignalWire
Voice, messaging and AI agents from the FreeSWITCH team
Starting price
$0.00415 per US 10DLC SMS segment plus carrier fees
Free plan
Trial mode at signup; add $5 credit to exit
Supported
PSTN, SIP and WebRTC calls with SWML, Relay and the Compatibility API
Visit SignalWire
Read more
Bandwidth
Carrier-owned SMS, MMS, RCS and voice APIs
Starting price
$0.004 per outbound US 10DLC SMS
Free plan
Bandwidth Build free trial: 30 days of credits, texts only to your own verified mobile
Supported
Voice API with BXML, conferencing, recording and transcription, plus SIP trunking
Visit Bandwidth
Read more
Clerk AI
AI voice, RCS and SMS agents for outbound lead qualification
Starting price
$0 (Pay as you Go, 100 credits); Startup $149/month
Free plan
Pay as you Go: free with 100 credits, then $0.045 per credit
Supported
AI voice agents for inbound and outbound calls, with transfer and voicemail detection.
Visit Clerk AI
Read more
Pinnacle
RCS and SMS API with voice and per-account iMessage
Starting price
$0.015 per SMS segment plus a quoted monthly base
Free plan
None stated; self-serve sandbox and test numbers
Supported
Inbound and outbound calls with live audio WebSockets, recording and conferences
Visit Pinnacle
Read more
Sent
One API for SMS, WhatsApp and RCS with automatic routing
Starting price
$0.015 per active contact a month plus carrier fees (US SMS shown at $0.0047)
Free plan
Light onboarding: 6 pre-built OTP templates, 500 sends a day, no card
Supported
Calls per number with IVR, recording, conferencing and browser calling; enabled by Sent on request.
Visit Sent
Read more
AgentLine
Open-source phone numbers, calls and SMS for AI agents
Starting price
$20/month (Individual: 1 number, 100 minutes, 400 SMS)
Free plan
No free hosted tier listed; MIT-licensed server is free to self-host
Supported
Outbound and inbound PSTN calls run by a hosted voice agent, with transcripts.
Visit AgentLine
Read more
Signal House
US SMS, MMS and voice aggregator with an AI agent API
Starting price
$0.0065 per 10DLC SMS segment plus carrier fees
Free plan
$25 credit at signup
Supported
Programmable calls, WebRTC softphone tokens, SIP trunks and call logs
Visit Signal House
Read more
Routee
CPaaS for SMS, Viber, WhatsApp, voice and email
Starting price
$0.0085 per US SMS (toll-free) plus carrier fee
Free plan
Free email (up to 2,500 subscribers) and push plans only
Supported
Voice Conversation API for IVR, click-to-call, call masking and TTS campaigns
Visit Routee
Read more
Dexatel
SMS, Viber, WhatsApp and OTP API with channel fallback
Starting price
$0.0229 per US SMS
Free plan
30-day free trial with test credits, no card
Partial
Voice OTP, flash call and SIP termination; two-way Voice Calls API is early access
Visit Dexatel
Read more
Saperly
Phone numbers with voice and SMS for AI agents
Starting price
Numbers from $2/month plus usage
Free plan
$5 signup credit that never expires, no card to start
Supported
Inbound and outbound calls with a hosted voice agent or your own LLM, flat rate to any country.
Visit Saperly
Read more
smsmode
French SMS, RCS, WhatsApp and TTS messaging platform
Starting price
€9/month (Basic) or €61 for a 1,000 SMS prepaid pack (France)
Free plan
20 free test credits
Partial
Outbound text-to-speech voice messages only
Visit smsmode
Read more
Surge
SMS and voice API with fast US carrier registration
Starting price
$5/month (Hobby, credited toward usage)
Free plan
Demo number with 25 outbound demo SMS per account
Beta
Outbound calls, recording, voicemail and AI voice agent hookups; docs say full GA is still coming
Visit Surge
Read more
AgentCall
Phone numbers, SMS and AI voice calls for AI agents
Starting price
$19.99/month (Pro) plus usage
Free plan
One-time 72-hour trial with one local number, 5 inbound AI minutes and 5 texts; card verification required
Supported
Inbound and outbound calls on the same numbers, plain or run by an AI voice agent.
Visit AgentCall
Read more
iMessage Sender
iMessage and SMS from your Apple devices in GoHighLevel
Starting price
unknown
Free plan
unknown
Partial
AI Voice Call workflow action places outbound AI calls; a Call Tracking provider is listed
Visit iMessage Sender
Read more
TXTImpact
Business texting platform and API for SMS, RCS, WhatsApp
Starting price
$5/month (API Start up plan, 100 credits)
Free plan
15-day free trial, no credit card
Partial
Inbound call forwarding on text numbers (to a number, a webhook or an SMS reply); no calling API
Visit TXTImpact
Read more
Telgorithm
SMS, MMS, RCS and voice APIs for 10DLC platforms
Starting price
$0.005 per SMS segment (500,000 messages a month minimum)
Free plan
$100 credit on self-serve signup; 30-day pay-as-you-go trial
Supported
US and Canada: inbound forwarding (static or by webhook), two-leg outbound calls, recording
Visit Telgorithm
Read more
Commio
US voice, SMS, MMS and RCS APIs with published rates
Starting price
$0.0035 per 10DLC SMS segment, outbound or inbound
Free plan
None found
Supported
Outbound and inbound voice with least-cost routing, SIP trunks, E911 and branded calling
Visit Commio
Read more
Signalmash
US SMS, RCS, voice and SIP with managed 10DLC compliance
Starting price
$19/month platform fee plus $0.0039 per SMS segment
Free plan
None found
Supported
Calling API (originate, transfer, record, hold, 3-way) and SIP trunking
Visit Signalmash
Read more
TextGrid
Low-cost SMS, MMS, voice and email API
Starting price
$0.0035 per outbound SMS segment, no minimum
Free plan
Free signup with trial credits (amount not stated)
Supported
Inbound and outbound calls with text to speech, digit input and answering machine detection
Visit TextGrid
Read more
AgentNumber
US phone numbers with SMS and AI voice for agents
Starting price
$5 per number (one-time)
Free plan
None listed
Supported
Inbound and outbound calls with recordings and transcripts; homepage says AI voice runs on Vapi.
Visit AgentNumber
Read more
Not supported or not listed
Chert
Not supported
Not offered; calls are FaceTime only.
messages.dev
Not supported
Not offered
MessageBlue
Not listed
Inbox voice call button says to contact the team; call type and number not stated.
Claw Messenger
Not supported
FAQ: voice calls are not supported
Texting Blue
Not supported
Calls are listed only for the Business plan, marked coming soon
BlueBubbles
Not supported
Not offered; FaceTime only
Apple Messages for Business
Not supported
Not offered; Message Suggest offers a chat instead of a call
adit
Not supported
Not offered
AgentMessage
Not supported
Not offered
Apple Messages MCP
Not supported
Not offered
Artil
Not supported
Not offered
autoMessage
Not supported
Not offered
beeperbox
Not supported
Not offered
Blue Replies
Not listed
The pricing page lists Voice; the docs cover FaceTime calls only.
BlueSendr
Not supported
Not offered
Chatbubbles
Not supported
Not offered
Crypton.sh Blue Relay
Not listed
Crypton Mobile eSIMs include voice, but no calling API was found.
imsg (gnufood)
Not supported
Not offered; PBAP reads call history only
GoGHL
Not listed
iBlueText
Not supported
Not offered; calls are FaceTime audio only
imbridge
Not supported
Not offered
iMessage Max
Not supported
Not offered
iMessage Relay
Not supported
Not offered
imessage-rs
Not supported
Not offered; FaceTime only
imessage-sdk
Not supported
Not offered
iSnap
Not supported
Not offered
Mac Messages MCP
Not supported
Not offered
mautrix-gmessages
Not supported
Not offered; messages only
mautrix-imessage
Not supported
Not offered; messages only
OpenClaw imsg
Not supported
Not offered
OpenMessage
Not supported
Not offered
rustpush
Not supported
Not offered; FaceTime only
Sendara
Not listed
SentFromAI
Not supported
Not offered
Unipile
Not supported
Not offered
Vernacular
Not supported
Not offered
VoidFix Gateway
Not supported
Not offered
ZeroSettle
Not supported
Not offered
Cadence
Not supported
Not offered
ClickSend
Not supported
Text-to-speech voice messages only, and the docs say Voice is closed to new customers
GatewayAPI
Not supported
Not offered
Messente
Not supported
Not offered
Mobile Text Alerts
Not supported
Not offered
Other other channels features
SMS
RCS
WhatsApp
Telegram
Slack
Email
Apple Messages for Business
Unified channel API