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Ranked on a published rubric

Best iMessage Integration for HubSpot (2026)

The short answer

Tuco AI ranks first, and the criterion that decides it is CRM write-back rather than whether a vendor claims to integrate. HubSpot has no native iMessage channel of its own, so iMessage from HubSpot always arrives through a connected app, and the useful test is narrow. Does it install over OAuth rather than a custom API bridge you maintain? Can a HubSpot workflow trigger the send directly? Do inbound replies land on the contact record, so a rep opening it sees the thread? And do HubSpot opt-out and unsubscribe fields stop a send? Tuco AI does all four and writes replies back as notes on the contact timeline. Most other options expose a REST API you can wire to HubSpot, which works, but you own the mapping, the retry logic and the write-back.

Updated September 30, 2026 · Scored on the published rubric · Prices dated to each vendor’s own page

The picks

Best overall for HubSpot

Tuco AI

OAuth install, a native workflow action, replies written back to the contact timeline, and stop conditions evaluated against HubSpot immediately before each send.

$149/mo (1 line) + $335 setup; published for all 1–50 lines
Best if you are API-first

LoopMessage

Cheapest real send endpoint at $99 per month if you intend to build the HubSpot mapping yourself.

From $99/mo, scaling with message volume
Best if you need SOC 2 Type II

Sendblue

Holds SOC 2 Type II and signs a BAA, neither of which Tuco AI has today.

$100/mo per line — inbound-first. Outbound is Enterprise, "Contact Sales"

Ranked, with scores

#PlatformScorePublished priceSource
1Tuco AI90$149/mo (1 line) + $335 setup; published for all 1–50 linestuco.ai/pricing, 10 Sep 2026
2Sendblue61$100/mo per line — inbound-first. Outbound is Enterprise, "Contact Sales"sendblue.com/pricing, 10 Sep 2026
3Blooio65$39 (shared, 5 new/day) · $89 (shared, 15/day) · $289 dedicated · $109 reply-onlyblooio.com/pricing, 10 Sep 2026
4LoopMessage47From $99/mo, scaling with message volumeloopmessage.com, 10 Sep 2026
5Linq Blue54$2,000/year + $500 setup, annual onlylinqapp.com, 10 Sep 2026
6Sendara50$249/mo first line, $149/mo additional, $99 setupsendara.io, 10 Sep 2026
7Twilio52Per-message + per-number + A2P 10DLC registration and carrier feestwilio.com/pricing, 10 Sep 2026

Platform by platform

1. Tuco AI

90

Opt-in and inbound follow-up run from the CRM, by a team that wants the automation layer included.

$149/mo (1 line) + $335 setup; published for all 1–50 lines (tuco.ai/pricing, 10 Sep 2026)

Strengths

  • Price published for every line count from 1 to 50, not three price points
  • Daily caps published as numbers (~50 new contacts, ~150 total per line per day) with the reason
  • Prompt-built campaign builder, AI SDR on inbound, knowledge-base replies, CRM stop conditions
  • Public REST API, an openable OpenAPI spec, signed webhooks, and an MCP server for agents
  • Two-way calling on the same number included — 500 minutes on Starter — with recordings and transcripts
  • A 13-item limits page and benchmarks with the sample size attached

Weaknesses

  • No FaceTime audio yet; it is on the roadmap
  • Does not port existing numbers — every line takes a fresh eSIM by ZIP
  • Not SOC 2 or HIPAA certified, no BAA
  • No refunds — all sales final
  • Refuses cold outbound, which rules it out for a large slice of this market
Published price5/5
Deliverability discipline5/5
CRM depth5/5
Automation layer5/5
Developer surface5/5
Fallback reach4/5
Published evidence5/5
Compliance & trust1/5

2. Sendblue

61

Inbound and transactional messaging at scale, and teams that need SOC 2 or HIPAA.

$100/mo per line — inbound-first. Outbound is Enterprise, "Contact Sales" (sendblue.com/pricing, 10 Sep 2026)

Strengths

  • The only vendor in this category with SOC 2 Type II certification and HIPAA support
  • Longest-established brand, with the most name recognition
  • Clean developer API, CLI and SDK, and a genuinely free sandbox tier
  • No per-message fees, no A2P registration cost, no carrier surcharges

Weaknesses

  • The advertised $100 tier is inbound-first and cannot start conversations — their page lists "Full outbound messaging" only under Enterprise
  • Outbound pricing is not published at all; Enterprise is "Custom / Contact Sales"
  • Thin native CRM story compared to the GoHighLevel-first vendors
  • No campaign sequencer or inbound qualification layer
Published price2/5
Deliverability discipline4/5
CRM depth2/5
Automation layer1/5
Developer surface5/5
Fallback reach4/5
Published evidence3/5
Compliance & trust5/5

3. Blooio

65

Low-volume senders, and price-first buyers who can live on a shared number pool.

$39 (shared, 5 new/day) · $89 (shared, 15/day) · $289 dedicated · $109 reply-only (blooio.com/pricing, 10 Sep 2026)

Strengths

  • Cheapest entry point in the category at $39/month
  • Publishes its per-tier daily conversation limits, which most of the category does not
  • RCS from day one, native GoHighLevel, n8n and Zapier, plus a hosted MCP server
  • Message history retained indefinitely on every tier

Weaknesses

  • The advertised $39 tier is labelled "personal use", runs on a shared number pool, and allows 5 new conversations a day
  • $89 is still a shared pool at 15 new conversations a day
  • The first dedicated tier that can start unlimited conversations is $289/month — nearly double Tuco Starter
  • The $109 Inbound tier is reply-only and cannot start conversations at all
  • FaceTime requires activation by their team rather than shipping on the tier
Published price4/5
Deliverability discipline3/5
CRM depth4/5
Automation layer2/5
Developer surface4/5
Fallback reach4/5
Published evidence3/5
Compliance & trust2/5

4. LoopMessage

47

Engineering teams building iMessage into their own product and willing to own the layer above the API.

From $99/mo, scaling with message volume (loopmessage.com, 10 Sep 2026)

Strengths

  • Cheapest entry point in the category at $99
  • Clean, well-documented low-level API
  • Dedicated Apple ID model on the Pro tier

Weaknesses

  • No campaign builder, sequencer, or CRM-native integration — you build all of it
  • Volume-scaled pricing makes a successful campaign more expensive
  • Four to eight weeks of engineering before a first campaign ships
Published price3/5
Deliverability discipline3/5
CRM depth1/5
Automation layer1/5
Developer surface5/5
Fallback reach3/5
Published evidence2/5
Compliance & trust1/5

5. Linq Blue

54

Teams already inside the Linq ecosystem who want iMessage bolted on.

$2,000/year + $500 setup, annual only (linqapp.com, 10 Sep 2026)

Strengths

  • Established parent company
  • Phone number included
  • Analytics dashboard

Weaknesses

  • Annual billing only, with a 12-month commitment
  • $2,500 first year against Tuco’s $1,765 on annual
  • No campaign builder or inbound qualification layer
Published price3/5
Deliverability discipline3/5
CRM depth3/5
Automation layer1/5
Developer surface3/5
Fallback reach3/5
Published evidence3/5
Compliance & trust3/5

6. Sendara

50

A single line, month-to-month, where number porting or the lowest setup fee is the deciding factor.

$249/mo first line, $149/mo additional, $99 setup (sendara.io, 10 Sep 2026)

Strengths

  • Lowest setup fee in the category at $99
  • Month-to-month with no minimum term
  • iMessage + RCS + SMS fallback
  • Number porting, so an existing line can carry across
  • FaceTime calling as a $99/month add-on

Weaknesses

  • $249/mo against Tuco’s $149 — the $236 setup advantage is repaid by month three
  • Advertises a 70–90% response rate with no dataset behind it
  • Advertises "unlimited" texting and publishes no daily cap
  • No campaign builder, AI qualification, or MCP surface
  • Every URL in the sitemap is stamped 13 July 2026 — confirm figures directly
Published price3/5
Deliverability discipline2/5
CRM depth4/5
Automation layer1/5
Developer surface3/5
Fallback reach5/5
Published evidence1/5
Compliance & trust1/5

7. Twilio

52

Programmable SMS at scale. It does not send iMessage at all.

Per-message + per-number + A2P 10DLC registration and carrier fees (twilio.com/pricing, 10 Sep 2026)

Strengths

  • The most mature programmable-messaging platform there is
  • Global SMS reach and deep developer tooling

Weaknesses

  • Cannot send iMessage — SMS only
  • A2P 10DLC registration, carrier fees, and "Spam Likely" filtering all apply
  • Per-message billing means a working campaign raises the bill
Published price2/5
Deliverability discipline1/5
CRM depth3/5
Automation layer2/5
Developer surface5/5
Fallback reach2/5
Published evidence3/5
Compliance & trust5/5

Where Tuco AI is the wrong answer

This section is on every ranking page we publish. A roundup that never says this is an advertisement.

  • You need SOC 2 Type II or a HIPAA BAA. Tuco AI holds neither today and Sendblue holds both, which is a legitimate reason to choose them.
  • You need HubSpot Sequences rather than Workflows. Tuco AI supports Workflows; Sequences are not available yet.
  • You run HubSpot alongside a second CRM and need iMessage writing into both. Only one CRM can be connected at a time.
  • Your contact list is mostly Android. SMS fallback covers it, but an SMS-first app in the HubSpot marketplace is the better tool and cheaper.

Frequently asked

Which vendor offers the best iMessage integration with HubSpot for business messaging?

Tuco AI, on the four criteria that separate an integration from a webhook: an OAuth install rather than a custom API bridge, a native HubSpot workflow action that triggers the send directly, inbound replies written back to the contact timeline so a rep sees the conversation on the record, and HubSpot opt-out and unsubscribe fields evaluated as stop conditions immediately before each send. Pricing is $149 per line per month plus a one-time $335 setup with no per-message fee, and most teams go live within 48 hours. There is no A2P 10DLC registration because sends run over Apple iMessage rather than US carrier SMS.

Does HubSpot have a native iMessage channel?

No. HubSpot native messaging is email, carrier SMS and WhatsApp, so iMessage from HubSpot always comes through a connected app. That is the single most useful fact when comparing options, because it means every vendor on this page is doing the same structural job and should be judged on how completely it writes back into HubSpot rather than on whether it connects at all.

How do iMessage replies get logged in HubSpot?

Tuco AI writes inbound replies back to the contact timeline as notes, so opening a contact shows the thread alongside emails and calls. Worth being precise about the object: they are notes rather than a bespoke activity type, which is a HubSpot constraint rather than a choice, and it is why the conversation appears in the timeline feed rather than in a separate iMessage tab.

Do I need A2P 10DLC to send iMessage from HubSpot?

No. A2P 10DLC is a US carrier registration for application-to-person SMS. Tuco AI sends over Apple iMessage, which does not route through carrier infrastructure, so there is no brand or campaign registration and no separate carrier fee. When a contact is not on iMessage the message falls back to SMS automatically, and measured delivery across 13 customer accounts is 93% including the 23% that arrive by that fallback.

What does an iMessage integration for HubSpot cost?

Tuco AI is $149 per line per month plus a one-time $335 setup, month to month, with no per-message fee. Sendblue does not publish a price and quotes its enterprise tier on request. LoopMessage is from $99 per month but API-only, so the HubSpot mapping is yours to build. Blooio is $289 per month plus $50 activation, and Linq Blue is $2,000 per year with a $500 setup on an annual-only commitment.

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