What is the difference between Blue Reacher and Comms by Osis?

Blue Reacher supports 50 of the 77 features compared here, and Comms by Osis supports 43. Blue Reacher adds message effects, rich link previews, voice messages, line pooling and TypeScript SDK. Comms by Osis adds edit and unsend, polls, chat backgrounds, location sharing and sender name and photo.

How much do Blue Reacher and Comms by Osis cost?

Blue Reacher: Lines are $249 a month each plus a $449 activation fee, $199 a month each at 4 or more lines, or $1,949 per line per year with activation waived. Comms by Osis: Free on a shared line with 100 messages a day, Plus at $50 a month on a shared line, Dedicated at $200 a month per number with $0 setup, and custom Enterprise; AI usage is billed separately.

Does Comms by Osis support message effects?

Comms by Osis does not list message effects on its site or in its docs.

Does Comms by Osis support rich link previews?

Comms by Osis does not list rich link previews on its site or in its docs.

Does Comms by Osis support voice messages?

Comms by Osis does not list voice messages on its site or in its docs.

Blue Reacher vs Comms by Osis

Compare Blue Reacher and Comms by Osis side by side: iMessage features, channels, developer tools, pricing and compliance, checked on each provider's own site.

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

Visit Blue Reacher 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

Visit Comms by Osis Read more

Blue Reacher supports 50 of the 77 features compared here, and Comms by Osis supports 43.

Where Blue Reacher is ahead

and 6 more in the table below.

Where Comms by Osis is ahead

Feature comparison

Feature	Blue Reacher	Comms by Osis
iMessage messaging
iMessage	SupportedOne-to-one iMessage sends and replies over REST and webhooks.	Supported
Group chats	PartialAPI docs (22 Oct 2026) say not available yet; the site sells group threads opened from the CRM.	SupportedGroups of 2 to 31 people from a dedicated line with group support. Not on the shared line.
Group management	PartialAdd, remove and leave are documented, but aPI docs (22 Oct 2026) say not available yet.	PartialCreate a group with its first message; adding or removing members is not documented.
Group name and photo	PartialRename and group photo are documented, but aPI docs (22 Oct 2026) say not available yet.	PartialName a group when you create it; group photos and renames are not documented.
Mentions	Not listed	Not listed
Tapbacks	PartialInbound reactions arrive as webhooks; sending the six tapbacks is not available on the API yet.	SupportedClassic tapbacks or custom emoji, add, replace or remove; reaction webhooks for inbound.
Threaded replies	PartialSite lists threaded replies; the API reply option sends a quoted reply, not an inline thread.	Supportedreply_to_message_id replies inside an iMessage thread; text only.
Typing indicators	PartialTyping endpoint is documented, but aPI docs (22 Oct 2026) say not available yet.	SupportedShow or hide typing dots on iMessage, RCS and WhatsApp.
Read receipts	Partialmessage.read webhooks fire; sending native read receipts is not available on the API yet.	SupportedMark a conversation read to send a receipt; comms.message.read for one-to-one chats.
Edit and unsend	Not listed	PartialUnsend within Apple's 2-minute window on supported lines. No edit endpoint; inbound edits fire events.
Message effects	Partial8 screen and 4 bubble effects are documented, but aPI docs (22 Oct 2026) say not available yet.	Not listed
Animated text effects	Not listed	Not listed
Stickers	Not listed	Not listed
Formatted text	Not supportedDocs say there is no Markdown rendering on any channel.	Not listed
Attachments	SupportedOne file per message for now. Images and video up to 100 MB, audio and PDF up to 25 MB.	SupportedUp to 32 files and 9 MiB per message, sent as base64.
Live Photos	Not listed	Not listed
Rich link previews	SupportedA bare URL renders as a preview card on iMessage, built on the recipient's device.	Not listed
Voice messages	PartialNative voice memo endpoint is documented, but aPI docs (22 Oct 2026) say not available yet.	Not listedVoice notes are documented for WhatsApp only.
Contact cards	PartialDocs and site say lines send contact cards; no endpoint appears in the API reference.	SupportedSend a vCard over iMessage, SMS or WhatsApp.
Polls	Not listed	Supported2 to 12 options; votes arrive as comms.poll.voted. Tap to vote on iOS 26 and later.
Chat backgrounds	Not listed	BetaExperimental: photo or gradient backgrounds on lines that support them.
Location sharing	Not listed	PartialRead locations that contacts choose to share, with update webhooks; the API cannot request a share.
iMessage apps	Not listed	Not listed
Live app cards	Not listed	Not listed
Sender name and photo	Not listedDocs say recipients see only the number until they save your contact card.	SupportedContact card API sets name and photo, with native name and photo sharing on supported lines.
FaceTime calls	PartialFaceTime audio from the line, started by a person; $99/mo add-on. Calls API not available yet.	PartialAnswer inbound FaceTime audio and video calls by API and stream audio; outbound calls not documented.
Delivery status	Supportedmessage.sent, delivered, read and failed webhooks, plus a status endpoint.	Supportedsent, delivered and read events, plus a list of delivery attempts.
iMessage availability check	PartialCapability lookup for up to 100 numbers is documented, but aPI docs (22 Oct 2026) say not available yet.	SupportedChecks iMessage, RCS and WhatsApp for a phone number, or iMessage for an email.
Focus and Notify Anyway	Not listed	Not listed
Numbers and delivery
Managed lines	SupportedEach line is an Apple ID on Apple hardware run by Blue Reacher.	SupportedHosted lines; no Mac to run.
Dedicated numbers	SupportedEvery line is a dedicated number with a custom area code.	SupportedDedicated plan: $200 a month per number.
Shared numbers	Not supportedDocs say each line is yours alone, never shared and never recycled.	SupportedFree and Plus plans run on a shared platform line.
Bring your own number	SupportedPricing lists port-in support for an existing number.	SupportedPort an existing number to a dedicated line; needs approval and a supported number.
Line pooling	SupportedOmit the line on a send and load balancing picks one; the site calls it smart routing.	Not listed
SMS fallback	Supported	SupportedAuto routing falls back to SMS only after a clear rejection.
RCS fallback	PartialSite says iMessage, then RCS, then SMS; the docs say the platform's own fallback is SMS.	PartialAuto routing tries RCS for plain text on supported dedicated lines with carrier enablement.
Outbound-first messaging	SupportedCold outreach allowed: 30 cold or 50 opted-in new contacts a day per warmed line.	SupportedDedicated lines can start conversations.
Calls on the iMessage number	PartialFaceTime audio from the same line. Phone calls need your own provider using the number as caller ID.	PartialInbound phone and FaceTime calls to the line can be answered by API; outbound is not documented.
Other channels
SMS	PartialOnly as automatic fallback from the same line.	SupportedChoose sms explicitly or let auto routing fall back to it.
RCS	PartialSite lists RCS fallback; the docs say messages deliver over iMessage or SMS.	PartialOne plain-text message to one number, on supported dedicated lines with carrier enablement.
WhatsApp	Not supportedNot offered	SupportedSends from the number's WhatsApp Business account when WhatsApp is turned on for it.
Telegram	Not supported	Not supportedNot offered
Slack	Not supportedNot offered as a channel; a Slack guide forwards replies into Slack.	Not supported
Email	Not supportedNot offered. Docs say there is no email-address sender option.	Not supportedNot offered as a channel; the capability check accepts Apple ID emails for iMessage.
Phone calls	PartialDocs cover FaceTime audio only; the pricing page lists 2-way calling with SIP routing.	PartialInbound cellular calls can be answered by API, but audio relay works only for FaceTime for now.
Apple Messages for Business	Not supportedNot offered; the site describes it as a separate Apple product.	Not supportedNot offered; the site says Comms is distinct from Apple Messages for Business.
Unified channel API	SupportediMessage and SMS fallback share one send endpoint and message model.	SupportedOne send endpoint and message model for iMessage, RCS, WhatsApp and SMS.
Developer tools
REST API	Supported	Supported
TypeScript SDK	Supportednpm package bluereacher, v0.1.0 (Sept 2026), MIT.	Not listedOnly a runnable Node.js example is published.
Python SDK	SupportedPyPI package bluereacher, v0.1.0 (Sept 2026), MIT.	Not listed
Other SDKs	Not supportedDocs suggest generating Go, Java, Ruby or PHP clients from the OpenAPI spec.	Not listed
CLI	Supportedbluereacher-cli on npm: send, status, conversations and capability checks.	Not listed
Webhooks	Supported	Supported
Signed webhooks	SupportedHMAC-SHA256 in X-BlueReacher-Signature.	SupportedHMAC-SHA256 in X-Osis-Signature.
MCP server	SupportedHosted MCP server at api.bluereacher.com/v1/mcp; works with sandbox keys.	SupportedHosted MCP server with OAuth or a scoped API key.
Open source	PartialSDKs, CLI, a stdio MCP server and an n8n node are MIT on GitHub. The platform is closed.	Not listed
Self-hosting	Not listed	Not listed
Local testing	SupportedPublic sandbox key runs the API and MCP against a simulator, with simulated inbound replies.	Not listed
Custom channel providers	Not listed	Not listed
Event replay	PartialRetries for about a day; undelivered events are kept and support replays them on request.	PartialUp to six delivery retries and a delivery attempts list; no replay endpoint is documented.
OpenTelemetry	Not listed	Not listed
No-code integrations	SupportedNative GoHighLevel, plus Zapier, Make and n8n guides and an n8n community node.	BetaHighLevel connector is a development preview; Marketplace approval is pending.
CRM integrations	SupportedNative HubSpot, Salesforce, Close, Pipedrive, Follow Up Boss and Jobber (beta).	Not listed
Built for AI agents
Agent framework	PartialBuilt-in AI reply assistant on your own model key, with per-contact controls. No agent SDK.	SupportedHosted agents with instructions, knowledge, handoff and MCP tool connections.
Agent framework integrations	PartialGuide pages for LangChain and the Vercel AI SDK that wrap the API as a tool.	Not listed
Streaming replies	Not listed	Not listed
Agent group chats	Not listed	Not listed
Human handoff	SupportedPause or snooze the AI assistant per contact while a person replies.	SupportedHandoff controls pause the hosted agent while a person replies in the team inbox.
Audit logs	PartialDocs mention an exportable opt-out audit trail; no general activity log is documented.	Not listed
Message history API	SupportedConversation history per contact, cursor-paginated.	SupportedList messages and conversations on your lines.
Plans and compliance
Free plan	SupportedFree public sandbox key; simulator only, no real messages sent.	SupportedFree: shared platform line, 100 messages a day, no card.
Public pricing	Supported	Supported
No per-message fees	Supported	SupportedFlat plans; AI usage and answered call minutes are billed separately.
Uptime SLA	Not listed	Not listed
Isolated infrastructure	SupportedDedicated lines per customer, never shared; workspaces logically isolated.	Not listed
SOC 2 Type II	Not supportedTrust page says controls map to SOC 2 but the independent attestation is not complete.	Not listed
GDPR	SupportedGDPR page and a published DPA with Standard Contractual Clauses.	Not listedThe privacy policy mentions GDPR rights; no DPA was found.

Feature

Blue Reacher

Comms by Osis

iMessage messaging

iMessage

One-to-one iMessage sends and replies over REST and webhooks.

Group chats

PartialAPI docs (22 Oct 2026) say not available yet; the site sells group threads opened from the CRM.

Groups of 2 to 31 people from a dedicated line with group support. Not on the shared line.

Group management

PartialAdd, remove and leave are documented, but aPI docs (22 Oct 2026) say not available yet.

PartialCreate a group with its first message; adding or removing members is not documented.

Group name and photo

PartialRename and group photo are documented, but aPI docs (22 Oct 2026) say not available yet.

PartialName a group when you create it; group photos and renames are not documented.

Mentions

Not listed

Tapbacks

PartialInbound reactions arrive as webhooks; sending the six tapbacks is not available on the API yet.

Classic tapbacks or custom emoji, add, replace or remove; reaction webhooks for inbound.

Threaded replies

PartialSite lists threaded replies; the API reply option sends a quoted reply, not an inline thread.

reply_to_message_id replies inside an iMessage thread; text only.

Typing indicators

PartialTyping endpoint is documented, but aPI docs (22 Oct 2026) say not available yet.

Show or hide typing dots on iMessage, RCS and WhatsApp.

Read receipts

Partialmessage.read webhooks fire; sending native read receipts is not available on the API yet.

Mark a conversation read to send a receipt; comms.message.read for one-to-one chats.

Edit and unsend

Not listed

PartialUnsend within Apple's 2-minute window on supported lines. No edit endpoint; inbound edits fire events.

Message effects

Partial8 screen and 4 bubble effects are documented, but aPI docs (22 Oct 2026) say not available yet.

Not listed

Animated text effects

Not listed

Stickers

Not listed

Formatted text

Not supportedDocs say there is no Markdown rendering on any channel.

Not listed

Attachments

One file per message for now. Images and video up to 100 MB, audio and PDF up to 25 MB.

Up to 32 files and 9 MiB per message, sent as base64.

Live Photos

Not listed

Rich link previews

A bare URL renders as a preview card on iMessage, built on the recipient's device.

Not listed

Voice messages

PartialNative voice memo endpoint is documented, but aPI docs (22 Oct 2026) say not available yet.

Not listedVoice notes are documented for WhatsApp only.

Contact cards

PartialDocs and site say lines send contact cards; no endpoint appears in the API reference.

Send a vCard over iMessage, SMS or WhatsApp.

Polls

Not listed

2 to 12 options; votes arrive as comms.poll.voted. Tap to vote on iOS 26 and later.

Chat backgrounds

Not listed

BetaExperimental: photo or gradient backgrounds on lines that support them.

Location sharing

Not listed

PartialRead locations that contacts choose to share, with update webhooks; the API cannot request a share.

iMessage apps

Not listed

Live app cards

Not listed

Sender name and photo

Not listedDocs say recipients see only the number until they save your contact card.

Contact card API sets name and photo, with native name and photo sharing on supported lines.

FaceTime calls

PartialFaceTime audio from the line, started by a person; $99/mo add-on. Calls API not available yet.

PartialAnswer inbound FaceTime audio and video calls by API and stream audio; outbound calls not documented.

Delivery status

message.sent, delivered, read and failed webhooks, plus a status endpoint.

sent, delivered and read events, plus a list of delivery attempts.

iMessage availability check

PartialCapability lookup for up to 100 numbers is documented, but aPI docs (22 Oct 2026) say not available yet.

Checks iMessage, RCS and WhatsApp for a phone number, or iMessage for an email.

Focus and Notify Anyway

Not listed

Numbers and delivery

Managed lines

Each line is an Apple ID on Apple hardware run by Blue Reacher.

Hosted lines; no Mac to run.

Dedicated numbers

Every line is a dedicated number with a custom area code.

Dedicated plan: $200 a month per number.

Shared numbers

Not supportedDocs say each line is yours alone, never shared and never recycled.

Free and Plus plans run on a shared platform line.

Bring your own number

Pricing lists port-in support for an existing number.

Port an existing number to a dedicated line; needs approval and a supported number.

Line pooling

Omit the line on a send and load balancing picks one; the site calls it smart routing.

Not listed

SMS fallback

Auto routing falls back to SMS only after a clear rejection.

RCS fallback

PartialSite says iMessage, then RCS, then SMS; the docs say the platform's own fallback is SMS.

PartialAuto routing tries RCS for plain text on supported dedicated lines with carrier enablement.

Outbound-first messaging

Cold outreach allowed: 30 cold or 50 opted-in new contacts a day per warmed line.

Dedicated lines can start conversations.

Calls on the iMessage number

PartialFaceTime audio from the same line. Phone calls need your own provider using the number as caller ID.

PartialInbound phone and FaceTime calls to the line can be answered by API; outbound is not documented.

Other channels

SMS

PartialOnly as automatic fallback from the same line.

Choose sms explicitly or let auto routing fall back to it.

RCS

PartialSite lists RCS fallback; the docs say messages deliver over iMessage or SMS.

PartialOne plain-text message to one number, on supported dedicated lines with carrier enablement.

Not supportedNot offered

Sends from the number's WhatsApp Business account when WhatsApp is turned on for it.

Not supported

Not supportedNot offered

Slack

Not supportedNot offered as a channel; a Slack guide forwards replies into Slack.

Not supported

Not supportedNot offered. Docs say there is no email-address sender option.

Not supportedNot offered as a channel; the capability check accepts Apple ID emails for iMessage.

Phone calls

PartialDocs cover FaceTime audio only; the pricing page lists 2-way calling with SIP routing.

PartialInbound cellular calls can be answered by API, but audio relay works only for FaceTime for now.

Apple Messages for Business

Not supportedNot offered; the site describes it as a separate Apple product.

Not supportedNot offered; the site says Comms is distinct from Apple Messages for Business.

Unified channel API

iMessage and SMS fallback share one send endpoint and message model.

One send endpoint and message model for iMessage, RCS, WhatsApp and SMS.

Developer tools

REST API

TypeScript SDK

npm package bluereacher, v0.1.0 (Sept 2026), MIT.

Not listedOnly a runnable Node.js example is published.

Python SDK

PyPI package bluereacher, v0.1.0 (Sept 2026), MIT.

Not listed

Other SDKs

Not supportedDocs suggest generating Go, Java, Ruby or PHP clients from the OpenAPI spec.

Not listed

CLI

bluereacher-cli on npm: send, status, conversations and capability checks.

Not listed

Webhooks

Signed webhooks

HMAC-SHA256 in X-BlueReacher-Signature.

HMAC-SHA256 in X-Osis-Signature.

MCP server

Hosted MCP server at api.bluereacher.com/v1/mcp; works with sandbox keys.

Hosted MCP server with OAuth or a scoped API key.

Open source

PartialSDKs, CLI, a stdio MCP server and an n8n node are MIT on GitHub. The platform is closed.

Not listed

Self-hosting

Not listed

Local testing

Public sandbox key runs the API and MCP against a simulator, with simulated inbound replies.

Not listed

Custom channel providers

Not listed

Event replay

PartialRetries for about a day; undelivered events are kept and support replays them on request.

PartialUp to six delivery retries and a delivery attempts list; no replay endpoint is documented.

OpenTelemetry

Not listed

No-code integrations

Native GoHighLevel, plus Zapier, Make and n8n guides and an n8n community node.

BetaHighLevel connector is a development preview; Marketplace approval is pending.

CRM integrations

Native HubSpot, Salesforce, Close, Pipedrive, Follow Up Boss and Jobber (beta).

Not listed

Built for AI agents

Agent framework

PartialBuilt-in AI reply assistant on your own model key, with per-contact controls. No agent SDK.

Hosted agents with instructions, knowledge, handoff and MCP tool connections.

Agent framework integrations

PartialGuide pages for LangChain and the Vercel AI SDK that wrap the API as a tool.

Not listed

Streaming replies

Not listed

Agent group chats

Not listed

Human handoff

Pause or snooze the AI assistant per contact while a person replies.

Handoff controls pause the hosted agent while a person replies in the team inbox.

Audit logs

PartialDocs mention an exportable opt-out audit trail; no general activity log is documented.

Not listed

Message history API

Conversation history per contact, cursor-paginated.

List messages and conversations on your lines.

Plans and compliance

Free plan

Free public sandbox key; simulator only, no real messages sent.

Free: shared platform line, 100 messages a day, no card.

Public pricing

No per-message fees

Flat plans; AI usage and answered call minutes are billed separately.

Uptime SLA

Not listed

Isolated infrastructure

Dedicated lines per customer, never shared; workspaces logically isolated.

Not listed

SOC 2 Type II

Not supportedTrust page says controls map to SOC 2 but the independent attestation is not complete.

Not listed

GDPR

GDPR page and a published DPA with Standard Contractual Clauses.

Not listedThe privacy policy mentions GDPR rights; no DPA was found.

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

Pricing

Blue Reacher

Lines are $249 a month each plus a $449 activation fee, $199 a month each at 4 or more lines, or $1,949 per line per year with activation waived.

Pricing model: flat per line, no per-message fees

Source

Comms by Osis

Free on a shared line with 100 messages a day, Plus at $50 a month on a shared line, Dedicated at $200 a month per number with $0 setup, and custom Enterprise; AI usage is billed separately.

Pricing model: flat monthly per plan or dedicated line; AI usage and call minutes extra

Source