LoopMessage vs Twilio

LoopMessage supports 53 of the 77 features compared here, and Twilio supports 37.

Feature comparison

Feature	LoopMessage	Twilio
iMessage messaging
iMessage	Supported	Not supportedNo iMessage support
Group chats	SupportedSend and receive in iMessage groups; not available in the sandbox.	Not supported
Group management	SupportedCreate groups (needs the Init conversations add-on) and add or remove members.	Not supported
Group name and photo	SupportedSet group name (32 characters max) and photo with PATCH.	Not supported
Mentions	Not listed	Not supported
Tapbacks	SupportedSix tapbacks or any emoji; inbound reactions arrive as message_reaction webhooks.	Not supported
Threaded replies	Supportedreply_to_id on send; inbound webhooks carry a thread object.	Not supported
Typing indicators	SupportedUp to 60 seconds; fails if the chat had no two-way activity in the last 5 minutes.	Not supported
Read receipts	PartialYou can mark chats read; no read event is documented for your outbound messages.	Not supported
Edit and unsend	SupportedEdit within 15 minutes, unsend within 2 minutes of sending.	Not supported
Message effects	Supported13 bubble and screen effects via the effect field.	Not supported
Animated text effects	SupportedMarkup for shake, nod, explode, ripple, bloom and jitter.	Not supported
Stickers	PartialInbound messages can have type sticker; sending stickers is not documented.	Not supported
Formatted text	SupportedBold, italic, underline, strikethrough and text sizes in iMessage.	Not supported
Attachments	SupportedUp to 10 public HTTPS file URLs per message.	Not supported
Live Photos	Not listed	Not supported
Rich link previews	SupportedLinks get rich previews by default; preview: false sends plain text.	Not supported
Voice messages	SupportedSend audio files as voice messages; inbound audio is transcribed.	Not supported
Contact cards	Supportedcontact_file adds a vCard to the message.	Not supported
Polls	Not listedA helpdesk article lists polls among features, but no poll API is documented.	Not supported
Chat backgrounds	Not listed	Not supported
Location sharing	PartialInbound messages can have type location; sending a location is not documented.	Not supported
iMessage apps	Not listed	Not supported
Live app cards	Not listed	Not supported
Sender name and photo	Not listedDocs suggest sending a vCard so recipients see your name and photo.	Not supported
FaceTime calls	Not supportedFaceTime API is in progress on the roadmap; today only an inbound FaceTime call webhook.	Not supported
Delivery status	Supportedmessage_delivered and message_failed webhooks, plus a status lookup by ID.	Not supported
iMessage availability check	PartialThrough LoopLookup, a separate LoopMessage service.	Not supported
Focus and Notify Anyway	Not listed	Not supported
Numbers and delivery
Managed lines	SupportedDedicated senders run on hardware LoopMessage rents to you.	Not supportedNo iMessage support
Dedicated numbers	SupportedPhone number option is +$15/mo per dedicated sender; email senders also offered.	SupportedLocal, toll-free and short code numbers; US local from $1.15/month
Shared numbers	SupportedShared senders for AI assistant use from $20/mo; free sandbox for testing.	PartialTesting only: shared WhatsApp Sandbox number and the Console Virtual Phone
Bring your own number	PartialYou can port a US number in; your own Apple IDs are not accepted.	PartialHosted SMS for US/Canada non-mobile numbers; Hosted Numbers API not yet GA. BYOC trunks for voice
Line pooling	SupportedSender pools balance new contacts across senders and match replies to the right one.	SupportedMessaging Service sender pools route traffic across many senders
SMS fallback	SupportedPaid add-on, +$15/mo per dedicated sender; included on shared plans.	Not supportedNo iMessage support; RCS falls back to SMS or MMS
RCS fallback	SupportedSame add-on uses RCS instead of SMS when the device supports it.	Not supportedNo iMessage support
Outbound-first messaging	PartialInit conversations add-on (+$30/mo), warm-up and recent opt-in required; no cold messaging.	SupportedBusiness-initiated SMS; WhatsApp needs approved templates; US A2P needs 10DLC or toll-free registration
Calls on the iMessage number	PartialInbound cell calls to the sender number are forwarded (add-on); no outbound calls.	Not supportedNo iMessage support
Other channels
SMS	SupportedSet channel to sms; needs the SMS/RCS add-on.	SupportedSMS and MMS in 180+ countries
RCS	SupportedSet channel to rcs; needs the SMS/RCS add-on.	SupportedRCS Business Messaging in supported regions
WhatsApp	SupportedAdd-on, +$10/mo, on the same phone number and API.	Supported
Telegram	Not supportedPlanned on the roadmap, not available yet.	Not supportedNot offered
Slack	Not listed	Not supported
Email	Not listed	SupportedTwilio Email API and Twilio SendGrid
Phone calls	PartialInbound cell calls are forwarded to a number you choose (add-on); no call API.	SupportedProgrammable Voice and Elastic SIP Trunking
Apple Messages for Business	Not supportedNot offered; the helpdesk contrasts LoopMessage with it.	BetaPrivate beta; brands request access
Unified channel API	SupportediMessage, SMS, RCS and WhatsApp on one number and one API.	SupportedMessaging API covers SMS, MMS, RCS, WhatsApp and Messenger; email is a separate API
Developer tools
REST API	Supported	Supported
TypeScript SDK	PartialNo own SDK; Twilio's SDKs work through the Twilio-compatible API.	Supportedtwilio-node, with TypeScript types
Python SDK	PartialNo own SDK; docs show Twilio's Python SDK pointed at the Twilio-compatible API.	Supported
Other SDKs	PartialNo own SDKs; Twilio's SDKs work through the Twilio-compatible API.	SupportedC#/.NET, Java, PHP, Ruby and Go
CLI	Not listed	SupportedTwilio CLI (twilio-cli)
Webhooks	SupportedRetried up to 30 times over several hours.	Supported
Signed webhooks	PartialYou set an authorization header and verify it; no HMAC signature.	SupportedX-Twilio-Signature header, HMAC-SHA1 with the account auth token
MCP server	PartialDocumentation-only MCP server; no access to your account or messages.	BetaHosted docs MCP (public beta, read-only); Twilio Alpha MCP exposes the APIs
Open source	PartialOnly the n8n node is MIT on GitHub; the platform is closed.	Not supportedClosed platform; SDKs, CLI and Agent Connect are MIT-licensed
Self-hosting	Not listed	Not listed
Local testing	Not listedThe sandbox needs a real iPhone or Mac to message it.	SupportedConsole Virtual Phone simulates a handset for SMS; Dev Phone for SMS and calls
Custom channel providers	Not listed	SupportedFlex takes custom chat clients and channel types; BYOC plugs your own carrier into Voice
Event replay	PartialWebhook history API to fetch past events; no replay call.	PartialEvent Streams retries up to 4 hours; webhook retries via connection overrides; no replay API
OpenTelemetry	Not listed	Not listed
No-code integrations	Supportedn8n, Zapier, Pipedream, HighLevel and LeadConnector.	SupportedZapier, per Twilio's own tutorial; Studio is Twilio's own visual builder
CRM integrations	SupportedHighLevel CRM and LeadConnector; no HubSpot or Salesforce found.	SupportedTwilio for Salesforce and Flex-Salesforce integration
Built for AI agents
Agent framework	Not listed	SupportedTwilio Agent Connect SDK with Conversation Orchestrator and Memory
Agent framework integrations	Not listed	SupportedAgent Connect connectors for AWS Strands, Bedrock AgentCore, Microsoft Agent Framework, Google ADK
Streaming replies	Not listed	PartialVoice only: ConversationRelay speaks LLM text tokens as they stream; SMS update only redacts
Agent group chats	Not listed	PartialConversations (classic) group MMS on US/Canada numbers, which an agent number can join
Human handoff	PartialPeople can reply from Slack, email or the embedded inbox; no agent handoff controls.	SupportedAI agents hand off to human agents in Flex with context
Audit logs	PartialMessage, webhook and API request history kept; no account audit log found.	SupportedMonitor Events API; 30 days free, 13 months on paid editions
Message history API	SupportedPaginated history per contact, filterable by date, direction and type.	SupportedList Message resources; Conversation Orchestrator lists conversations
Plans and compliance
Free plan	SupportedSandbox with 5 contacts; free shared plan for schools and non-profits.	Partial30-day trial, no card: 100 SMS, 3,000 emails, 75 voice minutes, 5 verified recipients
Public pricing	Supported	Supported
No per-message fees	SupportedUnlimited messages; plans cap unique active contacts per day.	Not supportedBilled per SMS segment, plus carrier fees
Uptime SLA	Not supportedHelpdesk says LoopMessage does not provide SLAs or contracts.	Supported99.95% monthly API availability; 99.99% with Enterprise Edition; betas excluded
Isolated infrastructure	SupportedA dedicated sender's number and server are allocated to you alone.	Not listed
SOC 2 Type II	Not supportedHelpdesk says LoopMessage has not been through a SOC 2 audit.	Supported
GDPR	SupportedHelpdesk says data is stored following GDPR.	SupportedData Protection Addendum covers GDPR

Checked on each provider's own site and docs on 2026-10-25. “Not listed” means the provider does not mention it.

Pricing

Which should you choose?

Choose LoopMessage if you need iMessage, group chats, group management and group name and photo.

Choose Twilio if you need email, Apple Messages for Business, CLI and local testing.

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