Textbelt

Spec sheet

What it does

Textbelt is an SMS API for developers to send and receive text messages.Read 7 Oct 2026 · textbelt.com

Free plan

YesRead 24 Sep 2026 · textbelt.com

Support

Textbelt directs customers to [email protected] and says its team supports both the free and paid versions.Read 7 Oct 2026 · textbelt.com

Founded

2012Read 28 Sep 2026 · textbelt.com

Billing

Purchases are one-time charges, and the site says it has no recurring billing or minimum spend.Read 7 Oct 2026 · textbelt.com

Chart MMS

The chart API renders supplied data as a chart and delivers it by MMS; one free chart can be sent per day.Read 7 Oct 2026 · textbelt.com

Chart MMS limits

Chart MMS can only be sent to U.S. or Canadian phone numbers and costs two credits plus credits for the text content.Read 7 Oct 2026 · textbelt.com

Daily free use

The public API key "textbelt" can send one free text per day.Read 7 Oct 2026 · textbelt.com

Delivery status

The API can report statuses including DELIVERED, SENT, SENDING, FAILED, and UNKNOWN, and notes that carrier delivery statuses are not standardized.Read 7 Oct 2026 · textbelt.com

Inbound replies

Replies are supported for U.S. phone numbers through a webhook endpoint configured by the customer.Read 7 Oct 2026 · textbelt.com

Inbound webhooks

NoRead 24 Sep 2026 · textbelt.com

Languages

The homepage provides examples for Curl, Python, Ruby, Node.js, JavaScript, PHP, C#, Java, PowerShell, and Go.Read 7 Oct 2026 · textbelt.com

MMS support

NoRead 24 Sep 2026 · textbelt.com

OTP verification

The OTP API generates and sends a one-time verification code, then checks the code submitted by the user.Read 7 Oct 2026 · textbelt.com

Payment handling

The purchase page says Stripe processes credit cards and that card details are not stored on Textbelt's servers.Read 7 Oct 2026 · textbelt.com

Privacy and retention

The privacy policy says API request IP addresses, phone numbers, and message text when applicable are retained for up to 60 days.Read 7 Oct 2026 · textbelt.com

Refund policy

Textbelt offers a 30-day guarantee and refunds unused text messages if requested within 30 days of purchase.Read 7 Oct 2026 · textbelt.com

Self-hosted option

Textbelt offers a free, self-hosted open-source server that relies on email gateways.Read 7 Oct 2026 · textbelt.com

Short code support

NoRead 24 Sep 2026 · textbelt.com

Toll-free numbers

NoRead 24 Sep 2026 · textbelt.com

Two-way SMS

NoRead 24 Sep 2026 · textbelt.com

URL messages

SMS messages containing URLs require additional permissions granted through a form.Read 7 Oct 2026 · textbelt.com

Plans and prices

Every Textbelt plan and price →

Where Specifiction places it

• Transactional SMS Software#36 of 767.8
• SMS API services#21 of 358.0
• SMS APIs#24 of 347.8