Two SMS providers, compared on price, features and ratings, so you can pick fast.
Updated October 2026
THE VERDICT
AWS SNS wins on price. Sinch wins on channel coverage and reviews.
AWS SNS starts at $0.00645 versus Sinch's $0.0078. Pick based on volume and team, and the scorecard below breaks down where each one leads.
Winner cells are tinted, green where AWS SNS leads, violet where Sinch does.
FAQ
AWS SNS starts at $0.00645 versus Sinch's $0.0078. Compare your expected monthly volume against the per-message rates above.
Amazon SNS SMS is usage-based with no platform or subscription fee. Secondary pricing summaries put US A2P SMS at roughly $0.00581 per message segment, though AWS's own pricing page notes rates vary by destination country and carrier and change frequently, so the exact figure should be confirmed against current AWS pricing before quoting it. On top of per-message costs, US senders pay 10DLC and carrier fees such as $10 per month per campaign and $1 per month per phone number.
Sinch provides official SMS API SDKs for Python, Java, Node.js, and .NET (C#), maintained on its public GitHub organization. These libraries handle authentication, retries, and serialization. There is no dedicated official PHP SDK, only a basic tutorial using the REST API directly, and the underlying REST API can be used from any language.
Yes. Many teams route different message types through different providers or fail over between them. Courier lets you send through both behind a single API and switch providers without changing your code.
Why not both?
Use both behind one API.
Route AWS SNS, Sinch, or both, and switch providers without changing your code. Courier sits in front of every channel.
Pricing, plans and feature availability as of October 2026 and may change. Ratings are aggregated from public review platforms.