Sinch Engage

Sinch Engage is a business messaging platform for SMS campaigns and two-way customer conversations. Campaign tools include scheduled messages, workflow automations, templates, contact management, and personalization. Teams can work from a shared inbox and assign conversations. Supported channels include SMS, MMS, and RCS, with add-ons for WhatsApp, Facebook Messenger, and Instagram Messenger. The Messages API can send and receive SMS and MMS, schedule messages, track delivery, and handle replies. Listed integrations include HubSpot, Salesforce, Shopify, BigCommerce, NetSuite, ActiveCampaign, Microsoft Dynamics, Adobe Campaign, Epic, Zapier, and Workato. Its iOS and Android app supports messaging, team assignments, and push notifications, but active-plan access excludes Basic-only and trial-only accounts; new accounts cannot be created in the app. A 14-day trial requires no credit card, but is limited to exploring the platform and sending test messages to yourself. Pricing starts at $99/mo. Taxes are excluded, and carrier fees and some integration or Meta channel charges may apply.

Sinch Engage combines campaigns, two-way conversations, integrations, and a messaging API. Check the trial's restrictions, mobile-app eligibility, and possible extra charges alongside the $99/mo starting price.

Sinch Engage may suit businesses that want to run messaging campaigns and manage customer replies across teams. Its listed customer industries include retail, healthcare, logistics, fitness, and service businesses.

Overview

Sinch Engage is a business messaging platform for organizations that need both outbound campaigns and ongoing customer conversations. It is a stronger fit for teams coordinating recurring outreach across channels than for a small operation looking for occasional, low-cost texts.

Its appeal is the mix of campaign workflows, a shared inbox, integrations and an SMS/MMS API. The trade-offs are capped messages and seats on the named plans, a trial limited to test use, and possible extra carrier and channel charges.

Key features

Campaign tools include scheduled messages, templates, contact management, personalization, audience segmentation and workflow automations. Together with inbound messaging, these support targeted, repeatable outreach while giving teams a way to respond to customers rather than relying only on broadcasts. The practical ceiling depends on each plan’s message, user and workflow allowances.

A shared inbox brings team conversations together, and conversation assignment helps clarify who is handling a reply. The iOS and Android apps support messaging, assignments and push notifications, but they are not a route around account eligibility: Basic-only and trial-only users cannot use them, and new accounts cannot be created in the app.

SMS and MMS are joined by RCS and social channel add-ons for WhatsApp, Facebook Messenger and Instagram Messenger. The Messages REST API sends and receives SMS and MMS, schedules messages, tracks delivery and handles replies, making it relevant for businesses connecting messaging to their own systems. HubSpot, Salesforce, Shopify, BigCommerce, NetSuite, ActiveCampaign, Microsoft Dynamics, Adobe Campaign, Epic, Zapier and Workato are among the listed integrations. Some integrations and Meta channels may add charges.

SAML single sign-on supports Microsoft Entra ID and Okta, including enforcement for matching email domains. Sinch’s Trust Center carries ISO 27001:2022, SOC 2 Type I and Type II, PCI, GDPR and HIPAA badges. These credentials may matter to organizations with security or compliance requirements, but do not remove the need to assess fit with their own policies.

Pricing

Sinch Engage is paid, starts at $99/mo, and has no free plan. The 14-day trial requires no credit card, but is for exploring the platform and sending test messages to yourself; it is not a substitute for a live campaign. Prices exclude tax, carrier fees may apply, and some integrations and Meta channels can cost extra. All plans include 24/7 global support, with chat, email or phone availability varying by tier.

The named plans have custom pricing:

• Basics: 3,000 SMS/mo, 1 user and 3 automation workflows. This is the narrowest fit for a solo operator with modest volume; the single seat and small workflow allowance limit team use.
• Conversations: 10,000 SMS/mo and 2 users. It raises the message ceiling and adds a second seat, but the listed allowance does not include a workflow count.
• Pro: 40,000 SMS/mo, 3 users and 1 subaccount. It suits a small team with greater volume or a need to separate one account.
• Pro Plus: 100,000 SMS/mo, 3 users and 2 subaccounts. It expands volume and account separation without adding listed seats.
• Advanced: 150,000 SMS/mo, 3 users and 3 subaccounts. This is the highest stated standard volume, but still caps the team at three users.
• Custom enterprise: custom pricing for more than 150,000 messages/month, with priority support, a dedicated account manager, and custom migration and integrations. It is the option for larger messaging needs that exceed the standard cap.

Across the named tiers, the message allowance rises substantially, but seat counts remain low and most plan prices are custom. Compare the applicable quote and channel charges against expected usage before committing.

Platforms

Sinch Engage supports Android, iOS, web and API access. Mobile apps are useful for eligible active-plan users who need to respond or assign conversations away from a desk, but Basic-only and trial-only accounts are excluded.

Who it's for

Sinch Engage makes sense for businesses in areas such as retail, healthcare, logistics, fitness and services that need campaign management alongside two-way customer messaging. Its integrations and API can suit teams connecting messaging to business software, while the shared inbox and assignment tools serve teams handling replies. It is less compelling for casual texting, users who need a free plan, or teams that require broad mobile access on the trial or Basic tier.

Pros and cons

• Pro: Campaigns, automation, segmentation and two-way conversations sit in one platform, supporting both outreach and reply handling.
• Pro: A REST API and a broad set of listed integrations offer routes to connect messaging with business systems.
• Pro: SAML SSO and published security and compliance badges can help organizations evaluating access controls and assurance.
• Con: Named plans cap monthly SMS and users; even Advanced lists only three users, which can constrain larger teams.
• Con: The 14-day trial is limited to platform exploration and test messages to yourself, so it cannot demonstrate a real campaign to an audience.
• Con: Carrier, integration and Meta channel fees may sit on top of plan costs, making total spend harder to judge from the starting price alone.
• Con: Basic-only and trial-only accounts cannot use the mobile app, and app users cannot create a new account there.

Alternatives

Consider these options if their pricing model or plan structure better matches your needs:

• CallHub is worth considering if you need a free plan; its listed offer also includes free credits to get started.
• Text-Em-All (formerly Call-Em-All) offers a free starting tier with 25 credits for voice-broadcast testing and test texting to your own number; mass texting requires an upgrade.
• Text Request may fit a buyer seeking an Enterprise plan with 20,000 included texts, 10 dashboards and a stated additional-text rate of $0.032, at $575 a month billed monthly.
• TXTPass is an alternative with a $9.99 a month Basic plan that includes one new phone number, templates, auto-replies, keywords, scheduled messages and campaigns.
• Beetexting offers a Professional plan at $89.97 a month with two users, one number and 1,000 messages per month; messaging costs and industry fees are additional.
• Rally Corp Peer-to-Peer Texting is a peer-to-peer option with a $$99 monthly Starter plan for one user and 1,000 monthly or 12,000 yearly credits.
• RumbleUp uses per-segment and per-message charges, including 2.5¢ per SMS segment and 7¢ for 2,000-character MMS, with additional charges possible.
• Text In Church is another paid messaging option.

For category-specific comparisons, see nonprofit text messaging software, SMS chatbot software, SMS marketing software, business text messaging software, WhatsApp marketing software and SMS gateway software.

Verdict

Choose Sinch Engage if your business needs coordinated campaigns, two-way team messaging and integration or API options in one system. Its main advantage is the breadth of that combined workflow; look elsewhere if you need a free tier, a trial for live audience messaging, wider mobile-app eligibility or clearer all-in pricing before you buy.