Independent · sourced · Updated June 2026
Best SMS Marketing (2026)
The cheapest sms marketing is Klaviyo SMS at $0/mo. 3 offer a free tier (Klaviyo SMS, Omnisend, Postscript). This page compares 8 options on entry price, free tier, HIPAA/SOC 2 and best-for — every figure linked to its source, updated June 2026.
8 options compared on price, free tier, compliance and fit — ranked cheapest-first. Every figure links to the vendor's own page and the date we captured it; quote-only tiers show “—”, never a guess.
Key takeaways
- Cheapest: Klaviyo SMS at $0/mo (Free).
- Typical paid price: from $11.20/mo, median $27/mo, up to $100/mo — across 6 with published pricing.
- Free tier: Klaviyo SMS, Omnisend, Postscript.
- HIPAA-ready: SlickText.
- Tracked: 8 vendors, data current through 2026-06-15.
Comparison
| # | SMS Marketing | Entry price | Free | HIPAA | SOC 2 | Best for | Source |
|---|---|---|---|---|---|---|---|
| 1 | Klaviyo SMS | $0/mo Free | Yes | — | — | E-commerce brands wanting unified email + SMS in one data platform | softwareadvice.com |
| 2 | Omnisend | $0/mo Free | Yes | — | — | E-commerce SMBs wanting combined email + SMS at low entry price | omnisend.com |
| 3 | Postscript | $0/mo Starter | No | — | — | Shopify and Shopify Plus brands exclusively | postscript.io |
| 4 | EZ Texting | $25/mo Launch | No | — | — | Businesses across 25+ verticals including healthcare, nonprofits, and retail | eztexting.com |
| 5 | SlickText | $29/mo Starter | No | Yes | Yes | Healthcare and regulated industries needing HIPAA BAA | slicktext.com |
| 6 | SimpleTexting | $39/mo 500 Credits | No | — | — | SMBs wanting simple, channel-agnostic SMS campaigns | simpletexting.com |
| 7 | Attentive | — | No | — | Yes | Enterprise retail and e-commerce brands | quote-only |
| 8 | Textmagic | — | No | — | — | Businesses with irregular or seasonal sending volumes | quote-only |
Prices are the lowest published self-serve monthly rate as captured on the linked source. Annual-billing and usage details are on each vendor's record in our open dataset.
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Frequently asked questions
What is the cheapest sms marketing?
Klaviyo SMS has the lowest published entry price at $0/mo (Free), as of 2026-06-15.
How much does sms marketing cost per month?
Across the 6 sms marketing with published paid pricing, the median starting price is $27/mo, ranging from $11.20/mo to $100/mo, as of 2026-06-15. 3 also offer a free tier. 2 are quote-only.
Which sms marketing have a free plan?
Klaviyo SMS, Omnisend, Postscript offer a free tier.
Which sms marketing support HIPAA?
SlickText state HIPAA support (a BAA). Always confirm current scope with the vendor.
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How we compiled this
Pricing fetched from official vendor pricing pages via WebFetch on 2026-06-14. Attentive publishes no self-serve USD prices (all quote/demo-only); recorded with null monthlyUsd. Klaviyo pricing page geo-redirected to German locale on first attempt; confirmed USD figures via SoftwareAdvice profile (corroboration). Postscript shows dual rates (old/new) on page — current lower rates recorded. SimpleTexting uses a dynamic calculator; base 500-credit plan confirmed at $29/mo base + $10/mo local number = $39/mo total on official page, and the full tier list confirmed via SoftwareAdvice. Omnisend pricing confirmed at $11.20 Standard / $41.30 Pro from direct site; SoftwareAdvice showed higher figures (likely stale). EZ Texting confirmed monthly and annual prices on official page. SlickText confirmed full plan table on two official page fetches. Textmagic is pure prepaid usage-based with no flat plans. All accessedAt dates set to 2026-06-14 per dataset spec.
Last verified 2026-06-15. We re-check published prices and compliance on a recurring cadence and update this page when they change.
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