Sinch
Communication platform as a Service (cPaaS) platforms
E-commerce software
Conversational commerce platforms
Phone verification software
RCS business messaging software
- Features
- Ease of use
- Ease of management
- Quality of support
- Affordability
- Market presence
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$49 per month
Free TrialFree version
Small
Medium
Large
- Media and communications
- Accommodation and food services
- Arts, entertainment, and recreation
What is Sinch
Sinch is a communications platform-as-a-service (CPaaS) that provides APIs and tools for embedding messaging, voice, email, and verification into customer-facing applications. It is used by product teams and developers to support use cases such as one-time passwords (OTP), account authentication, customer notifications, and two-way conversational messaging across channels. The platform also supports RCS Business Messaging and integrations intended for contact center and commerce-related customer journeys. Sinch operates carrier-grade connectivity and messaging routing to deliver messages across multiple regions and networks.
Broad channel and API coverage
Sinch supports multiple communication channels, including SMS, voice, email, and rich messaging options such as RCS, exposed through APIs and platform tooling. This breadth helps teams consolidate customer communications that might otherwise require separate vendors per channel. It also enables consistent orchestration patterns (e.g., fallback from rich messaging to SMS) for customer notifications and conversations.
Strong verification capabilities
Sinch offers phone verification and authentication workflows commonly used for OTP delivery and account security. These capabilities are designed for high-volume, automated verification use cases and are typically integrated directly into web and mobile apps. For organizations comparing API-first messaging providers, having verification and messaging under one platform can reduce integration overhead.
RCS business messaging support
Sinch provides support for RCS Business Messaging, which can be used for richer, interactive customer experiences where RCS is available. This is relevant for brands that want interactive messaging beyond SMS without building separate channel infrastructure. RCS support can also complement conversational commerce flows when paired with routing and fallback strategies.
Complexity for smaller teams
The platform’s breadth (multiple channels, routing options, and enterprise features) can introduce configuration and operational complexity. Smaller organizations that only need basic SMS or simple chat may find the setup heavier than more narrowly scoped tools. Ongoing management often requires developer resources and familiarity with telecom and messaging concepts.
Channel availability varies by region
Capabilities such as RCS, short codes, and certain voice or messaging features depend on country-level regulations, carrier support, and local provisioning requirements. As a result, feature parity and delivery characteristics can differ across markets. Teams operating globally typically need additional planning for compliance, sender registration, and regional rollout timelines.
Commerce features are not core
While Sinch supports conversational commerce and integrations that can be used in e-commerce journeys, it is not a full e-commerce platform. Businesses looking for catalog management, storefronts, order management, or native marketing automation may need additional systems. Sinch generally fits best as the communications layer within a broader commerce and customer engagement stack.
Plan & Pricing
| Plan | Price | Key features & notes |
|---|---|---|
| Basics | $49/mo | 1,000 SMS/mo; 1 user; 3 automations; send campaigns & two-way messaging. |
| Conversations | $99/mo | 3,000 SMS/mo; 2 users; 30 automations; shared contacts & inbox; mobile app; access controls. |
| Pro | $249/mo | 10,000 SMS/mo; 3 users; 1 subaccount; unlimited automations; deeper message rate discounts. |
| Pro Plus | $450/mo | 20,000 SMS/mo; 3 users; 2 subaccounts; SSO; greater discounts. |
| Advanced | $799/mo | 40,000 SMS/mo; 3 users; 3 subaccounts; SSO; highest included messages and discounts. |
Usage-based / Pay-as-you-go (SMS & Numbers) Pricing model: Pay-as-you-go (per message / per number fees; varies by country and carrier). Example costs (US examples from Sinch pricing page):
- SMS (A2P 10DLC): Send $0.0078 per outbound message; Receive $0.0078 per inbound message.
- Short Code SMS: Send $0.009 per outbound message; Receive $0.009 per inbound message.
- MMS: Send $0.02 per outbound message (10DLC); Receive $0.02 per inbound message.
- Numbers (monthly/setup): 10DLC monthly $1.00 / setup $1.00; Toll-free monthly $2.00 / setup $2.00; Short code monthly fees vary (Sinch lists lease/management fees). Notes: Carrier/pass-through fees apply and rates depend on country/operator; Sinch states prices update at midnight UTC and that the price at time of use applies. (See Sinch SMS pricing page.)
Conversation API (platform fees + message/channel fees) Free tier: Per Conversation API “App” – up to 100 MAUs included under free pricing (or unlimited for single configured chat channel as specified). Charged tier: Monthly platform fee per Conversation API “App”: €149 / $179 / £129 (with tiered discounts for multiple active apps). Channel message fees apply according to standard rate cards.
Verification API Pricing model: Per verification request (fixed price per flash call attempt + SMS price depending on country/operator). Sinch documentation indicates verification pricing is charged per request and a current pricing list can be downloaded from the Sinch Build dashboard (not fully listed on public docs).
Seller details
Sinch AB
Stockholm, Sweden
2008
Public
https://www.sinch.com/
https://x.com/sinch
https://www.linkedin.com/company/sinch/
