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TextMarks SMS
What TextMarks SMS is
TextMarks SMS is a paid platform for mass messaging, SMS autoresponders, lead generation, SMS marketing, an SMS API, and dedicated short codes. It can send texts to individual subscribers or groups and schedule alerts. Subscribers can join through keywords or customizable web forms, while lists can be managed and segmented. Automatic keyword replies and dynamic responses generated through calls to a customer’s server support two-way communication. The SMS API provides inbound HTTP callbacks, individual and group messages, and data access through a web interface or API. Lead tools can email new leads, send SMS notifications, and add subscribers to a Google Spreadsheet. TextMarks lists open-source client libraries for PHP, Java, Python, and .NET. The service is described as carrier and TCPA compliant, with submitted information encrypted by 128-bit SSL. It operates only in the U.S. and does not support international messaging. Pricing starts at $199/mo; the listed plan costs $199 a month.
Who it suits
TextMarks suits U.S. brands, retailers, small businesses, transit agencies, churches, and nonprofits needing SMS campaigns or API messaging. It fits teams that can use web and API tools and accept paid pricing.
What it does well
- Supports individual and group SMS
- Offers keyword autoresponders
- Includes inbound SMS and API access
- Provides subscriber list segmentation
- Offers a free trial
What to know first
- U.S. service only
- No international messaging
- No free plan
- Starts at $199/mo
Plans
| Plan | Billed and limits | Price |
|---|---|---|
| SMS Auto Responders / SMS Sending API / Advanced Deep Integration | Easy automatic monthly credit card billing · Paid service only · International support unavailable | $199 a month |
As textmarks.com lists them, read 9 Oct 2026. The maker's own page has the final word.
Verdict
TextMarks SMS combines mass texting, subscriber management, autoresponders, lead tools, and developer APIs. Its U.S.-only coverage and $199/mo starting price are central considerations for prospective customers.
Facts from TextMarks SMS's own pages
- API
- The SMS API supports inbound HTTP callbacks, individual and group messages, and access to data through a web management interface or API. · textmarks.com, 9 Oct 2026
- Autoresponders
- TextMarks supports automatic keyword replies and dynamic responses generated by calling the customer’s server. · textmarks.com, 9 Oct 2026
- Coverage limit
- TextMarks says its service works only in the U.S. and does not support international messaging. · textmarks.com, 9 Oct 2026
- Developer libraries
- The maker lists open source API client libraries for PHP, Java, Python, and .NET. · textmarks.com, 9 Oct 2026
- Headquarters
- Pasadena, California, United States · textmarks.com, 28 Sept 2026
- Integrations
- Lead-generation features can email new leads, send SMS notifications, and add subscribers to a Google Spreadsheet. · textmarks.com, 9 Oct 2026
- Intended customers
- The maker describes its platform for brands, retailers, small businesses, transit agencies, churches, and other nonprofits. · textmarks.com, 9 Oct 2026
- Mass messaging
- The mass messaging service can send SMS to subscribers individually or as a group and schedule alerts. · textmarks.com, 9 Oct 2026
- Opt-in and lists
- Subscribers can opt in by texting a keyword or using a customizable web form, and users can manage and segment subscriber lists. · textmarks.com, 9 Oct 2026
- Product
- TextMarks offers mass text messaging, SMS autoresponders, lead generation, SMS marketing, an SMS API, and dedicated short codes. · textmarks.com, 9 Oct 2026
- Security and compliance
- The API comparison describes the service as carrier and TCPA compliant, and the privacy policy says SSL encrypts submitted information at 128-bit strength. · textmarks.com, 9 Oct 2026
- Support
- The contact page lists phone support Monday through Friday, 9am–5pm PT, and provides sales and support email addresses. · textmarks.com, 9 Oct 2026
- Trial
- The API comparison page invites visitors to sign up for a free trial but does not state its duration. · textmarks.com, 9 Oct 2026
Where TextMarks SMS stands on Freedom251
- SMS Marketing Software#36 of 50
- SMS Gateway Software#31 of 36