Linq Alternatives with Other SDKs

Providers with other SDKs

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)

SupportedGo client for Advanced iMessage; Rust and Go clients for the 2.0 API

Visit PhotonRead 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

SupportedOfficial Go SDK.

Visit LinqRead 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

SupportedGo and Java SDKs.

Visit BlooioRead 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

PartialGo, Rust and Ruby packages, listed as community packages.

Visit SendblueRead 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

PartialNo own SDKs; Twilio's SDKs work through the Twilio-compatible API.

Visit LoopMessageRead more

Chert

iMessage and FaceTime numbers for AI agents

Starting price

$25/month (Shared)

Free plan

24-hour trial: 10 messages and 10 FaceTime minutes on a shared line

BetaRust, C#/.NET, C++ and Go clients are source previews on GitHub.

Visit ChertRead more

BlueBubbles

Free, open-source iMessage bridge you host on a Mac

Starting price

Free

Free plan

Free and open source (Apache-2.0)

PartialCommunity Java wrapper (blueify) listed in the docs; not official

Visit BlueBubblesRead 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

SupportedC#/.NET, Java, PHP, Ruby and Go

Visit TwilioRead 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

SupportedGo and PHP; Swift and Kotlin clients for Realtime only

Visit BirdRead 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

SupportedGo, Java, Ruby and PHP; a .NET SDK is on GitHub

Visit TelnyxRead 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

SupportedJava, Kotlin, PHP, Ruby, .NET; iOS, Android and web client SDKs

Visit VonageRead 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

SupportedJava, C#, PHP and Go API clients, plus iOS, Android, Flutter and React Native mobile SDKs

Visit InfobipRead 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

SupportedJava and .NET

Visit SinchRead more

Not supported or not listed

• messages.dev
  Not supportedOnly a TypeScript SDK; docs point other languages to the REST API.
• MessageBlue
  Not supportedDocs say only TypeScript is published today; other languages on request.
• Claw Messenger
  Not supportedProvider lists its SDK story as REST and WebSocket from any language
• Texting Blue
  Not listed
• Apple Messages for Business
  Not listed

Other developer tools features