Best SMS Marketing Software for SMBs
We narrowed 583 tracked tools down to 9 sms marketing picks that fit this scenario, priced from $16 to $99/mo, with 5 offering a free plan.
Editor's Strategic Vetted Verdict
We compared the 9 sms marketing tools that passed the filters on this page. Postscript is our top pick — it has a genuinely usable free tier, earns a 4.7/5 editor score, and its deep shopify catalog & checkout sync is what pushed it ahead. If that is more than you need, Bird has a genuinely usable free tier and covers the basics well with its omnichannel flow automation builder.
We track 583 marketing tools in our index, and 9 of them fit sms marketing for SMBs. Paid entry ranges from $16 to $99/mo. 5 tools run a free plan, so you can pilot the workflow before paying. You will find cloud, api options in this list. We weighted price, feature depth, integrations, and setup effort rather than marketing claims.
SMS Marketing Tools at a Glance
| # | Tool | Editor Score | Starting Price | Free Option |
|---|---|---|---|---|
| 1 | Postscript | 4.7/5 | Free | Free plan |
| 2 | Bird | 4.6/5 | Free | Free plan |
| 3 | Respond.io | 4.6/5 | $99/mo | 14-day trial |
| 4 | SimpleTexting | 4.5/5 | $39/mo | 14-day trial |
| 5 | EZ Texting | 4.4/5 | $20/mo | 14-day trial |
| 6 | Klaviyo | 4.3/5 | $45/mo | Free plan |
| 7 | Brevo | 4.3/5 | $25/mo | Free plan |
| 8 | Omnisend | 4.3/5 | $16/mo | Free plan |
Postscript
A top-rated eCommerce SMS marketing platform built exclusively for Shopify brands to scale mobile revenues.
Bird
An enterprise-grade cloud communications giant (formerly MessageBird) offering high-volume SMS, WhatsApp, Email, and Voice APIs.
Respond.io
An enterprise-grade customer conversation management software that centralizes WhatsApp, SMS, Email, and social chat apps into one platform.
SimpleTexting
A highly intuitive B2B SMS marketing and two-way messaging platform, featuring built-in link tracking and segmentation.
EZ Texting
A feature-rich SMS marketing platform offering contact management, design templates, and two-way conversations.
Our Vetting Methodology & E-E-A-T Standards
Verified by the MKTBee Editorial Board
To assemble these SMS Marketing software recommendations, our editorial board conducts rigorous practitioner vetting. We buy active accounts, mock real-world MarTech pipelines, test API throughput, and cross-examine user experiences against verified reviewer directories.
We do not accept placement sponsorships. Our editorial rating score is deterministic, derived by assessing starting pricing models, feature availability (like data extraction limits, workflow nodes, or user access seats), deployment type, and vendor response SLA benchmarks.
Vetted Scenario Insights (FAQ)
QWhat is the best SMS Marketing tool for SMBs right now?
We rank Postscript first here (4.7/5). Has a genuinely usable free tier, and it leads on deep shopify catalog & checkout sync. Bird is the runner-up if you want a lighter or cheaper option.
QAre there free sms marketing options for SMBs?
Yes — 5 of the 9 tools here run a free plan. Free tiers usually cap seats, projects, or monthly volume, so treat them as a way to pilot the workflow rather than a permanent setup.
QHow do we score these tools?
Our editor score is built from the same signals for every tool: starting price and pricing model, feature depth, deployment options, integrations, and documented support levels. We do not take paid placements, so ranking order is not for sale.