San Antonio is home to 11 SaaS and AI products actively bought by companies on Cledara, led by Sinch Mailgun (0.25% market share). This ranking is built from real purchasing data — what companies actually pay for, not funding announcements — and updates monthly. Data as of 27 July 2026, 17:44 UTC.
| # | Product | Category | Founded | Employees | Funding | 12-mo rank |
|---|---|---|---|---|---|---|
| 1 | Sinch Mailgun | Marketing & Growth | 2,010 | 201-500 employees | -3 | |
| 2 | Rackspace Email | Collaboration & Productivity | 1,998 | 5,001-10,000 employees | +14 | |
| 3 | Filestack | Engineering & DevOps | 2,012 | 51-200 employees | +208 | |
| 4 | Doppler | Marketing & Growth | 2,006 | 51-200 employees | -11 | |
| 5 | Moki | IT & Security | 2,012 | 11-50 employees | Under $1M | +25 |
| 6 | Keen | Data & Analytics | 2,011 | 51-200 employees | $10M - $25M | -197 |
| 7 | MyGet | Engineering & DevOps | 2,013 | 11-50 employees | -88 | |
| 8 | Sendspark | Sales & Revenue | 2,019 | 11-50 employees | ||
| 9 | Impactable | Marketing & Growth | 2,018 | 51-200 employees | ||
| 10 | CyberFortress | IT & Security | 51-200 employees | $1M - $5M | ||
| 11 | Pressable | Engineering & DevOps | 2,010 | 51-200 employees | $1M - $5M |
The largest SaaS company from San Antonio by headcount is Rackspace Email (5,001-10,000 employees).
4 of 11 have disclosed funding, topped by Keen ($10M - $25M).
The newest entrant is Sendspark (founded 2019).
The oldest is Rackspace Email (founded 1998); the newest, Sendspark (2019).
| Category | Products |
|---|---|
| Marketing & Growth | 3 |
| Engineering & DevOps | 3 |
| IT & Security | 2 |
| Collaboration & Productivity | 1 |
| Data & Analytics | 1 |
| Sales & Revenue | 1 |
San Antonio's SaaS scene skews toward Marketing & Growth — 3 of its 11 tracked companies build marketing & growth software.
San Antonio accounts for 0% of the 3,460 ranked SaaS products founded in the United States.
Sinch Mailgun, Rackspace Email and Filestack are the most-used SaaS products founded in San Antonio, based on real purchasing data from companies on Cledara. Last updated 27 July 2026, 17:44 UTC.
11 SaaS and AI products founded in San Antonio are actively bought by companies tracked on Cledara. Aggregators list more registered startups; this ranking counts only products with real, current usage.
Moki and Doppler show the strongest rank gains among San Antonio-founded products over the last 90 days.
Most lists rank San Antonio startups by funding raised or valuation. This one ranks them by adoption — how many companies actually pay for each product — measured monthly from Cledara's purchasing data.