My 7 Free SMS Marketing Software Picks for Small Teams in 2027

After analyzing 20+ tools, I found Attentive, Brevo Marketing Platform, Close, EZ Texting, JustCall, SlickText, and Textedly to be the best free SMS marketing software for small businesses.

The first time I worked on an SMS campaign, I assumed the hard part would be writing the message. It wasn’t. The real work began after that: choosing the right audience, timing the send, handling replies, tracking results, and making sure the campaign stayed compliant. A 160-character message can create a surprisingly long to-do list.

That list becomes even longer when you’re working with a small team. There may be no separate person managing contacts, building automations, monitoring replies, or checking campaign performance — it all lands on the same marketer. I’ve found that the right SMS marketing software brings those moving parts together, so I can spend less time stitching together workflows and more time sending messages customers will actually find useful.

Of course, a free plan only helps when it supports more than a test message and a quick tour of the dashboard. For this guide, I evaluated the top products in G2’s SMS marketing category based on what they offer for free, how easily a small business can run campaigns with them, and where an upgrade becomes necessary. Here’s what I found about the best free SMS marketing software for small businesses for 2027.

According to a recent SMS marketing market report, the global SMS marketing market was valued at $14.39 billion in 2025 and is projected to grow from $15.96 billion in 2026 to $36.62 billion by 2034, at a CAGR of 10.93%. That growth reflects how businesses continue to use texting as a direct channel for promotions, reminders, updates, and customer engagement.

For small businesses, that doesn’t mean jumping straight into a paid platform. Starting with free SMS marketing software can help teams test campaign workflows, audience response, and messaging needs before committing to another recurring expense.

What I look for in free SMS marketing software for small businesses

When evaluating free SMS marketing software, I focused less on how many features a platform lists and more on whether a small business could use it to run a real campaign before needing to upgrade.

• Practical messaging limits: I looked at restrictions around message credits, contacts, campaigns, phone numbers, and trial duration to see whether the free offering supports meaningful testing or only a few practice sends.
• Campaign setup and usability: Small teams rarely have time for a complicated rollout. I prioritized platforms that make it easy to import contacts, create messages, schedule campaigns, and monitor replies without needing technical support.
• Contact management and segmentation: Sending the same message to everyone is an efficient way to lose subscribers. I evaluated whether each tool helps businesses organize contacts and target messages based on customer details, behavior, or preferences.
• Automation and two-way messaging: I looked for tools that support automated follow-ups, reminders, triggered messages, and customer replies. Even limited access to these features can reduce manual work for a lean team.
• Reporting and compliance support: I considered how clearly each platform tracks delivery, clicks, engagement, and campaign performance. I also looked for features that help businesses manage consent, opt-outs, and other SMS compliance requirements.
• Upgrade value: Some free options are usable over the long term, while others are designed mainly for evaluation. I assessed whether each platform provides enough access to understand its value and whether the paid plans offer a sensible next step as messaging needs grow.

To be included on this list, a tool must:

• Reach mobile users via SMS messaging
• Provide an opt-in opportunity for new subscribers
• Track interaction data related to each SMS campaign
• Provide analytics or insights into SMS marketing efforts

*This data was pulled from G2 in 2026. Some reviews may have been edited for clarity.

Attentive is built specifically for SMS-first marketing, giving ecommerce brands one place to plan, send, and manage customer messaging. Teams can use it for promotional campaigns, product updates, reminders, and other lifecycle communications, making it a focused option for businesses that want texting to play a meaningful role in their marketing mix.

What draws me to Attentive is its focus on subscriber growth and behavior-based messaging. Its two-tap™ sign-up tools, campaign builders, cross-channel journeys, segmentation, analytics, compliance controls, and integrations are included across paid plans. Pricing varies by message volume, list size, channels, and premium AI tools. Attentive scores 93% for both quality of support and ease of doing business with, according to G2 Data. That level of support can matter when a lean team needs help with onboarding, deliverability, or campaign planning.

Where Attentive genuinely stands out:

• Attentive’s hands-on support model gives it a clear edge for small ecommerce teams. Every paid plan includes strategic planning, onboarding, deliverability guidance, a dedicated support team, and 24/5 assistance. I see that as particularly valuable for businesses without an in-house SMS specialist, since they are not left to untangle compliance and campaign setup alone.
• Its ecommerce targeting goes well beyond basic contact lists. Two-tap™ sign-up units, dynamic segments, identity data, campaign builders, and pre-built journeys help businesses shape messages around browsing, purchase, and engagement behavior. In practice, that makes Attentive better suited to cart reminders, win-back sequences, restock alerts, and timely promotions than one-size-fits-all blasts.

What G2 users like about Attentive:

“I like that Attentive is easy to execute and lets me see the results quickly. The initial setup was good, and everything is going smoothly so far.”

– Attentive review, Sathiya M.

What I dislike about Attentive:

• What gives me pause is the depth of its reporting. Several small-business reviewers on G2 mention that calculating metrics such as cost per send against campaign revenue can require manual work or additional reports. Attentive does provide campaign and segment analytics, so the standard dashboards should still cover many everyday performance checks.
• Attentive can deliver strong value for brands with an active SMS program, but costs can rise as subscriber counts and send volume grow. Several G2 reviewers mention higher pricing than alternatives, especially with heavier MMS use. Many e-commerce teams say that they already generate meaningful revenue from SMS and can justify the spend through stronger retention and conversion.

What G2 users dislike about Attentive:

“One issue we ran into was a few issues with setup and website integration. This cost us extra time when setting up the automated pop-ups. This could be more streamlined and improved a bit. The backend code integration with our webpage was the issue, and while I am not a web developer, I would venture to guess a more ‘plug and play’ code injection option might be something to consider.”

– Attentive review, Verified User in Health, Wellness, and Fitness

Brevo Marketing Platform gives small businesses a free-forever starting point without forcing an immediate upgrade. The plan supports up to 100,000 contacts, 300 email sends per day, and one user. I see that contact allowance as its biggest advantage for businesses still building an audience, but not messaging everyone at once. SMS and email campaigns are available, although SMS credits are purchased separately based on the destination country.

The free plan also goes beyond one-off broadcasts. It includes multichannel marketing automation for up to 2,000 contacts, basic reporting and analytics, and email support. That gives a small team room to create simple follow-ups, monitor opens and clicks, and evaluate whether automation improves engagement before paying for a higher tier. Brevo earns an 88% G2 Satisfaction Score for reporting, compared with the 86% category average, while ease of use scores 90%.

For me, that combination makes the free plan practical for learning what works without losing visibility into campaign performance.

Where Brevo Marketing Platform genuinely stands out:

• Brevo’s contact allowance is the part I find easiest to justify for a small business. The free plan can store up to 100,000 contacts, so a growing company is less likely to be pushed into a paid tier simply because more people joined its list. The 300-email daily limit still requires careful scheduling, but it gives businesses room to collect subscribers while keeping early costs under control.
• I would also give Brevo credit for combining email, SMS, and automated journeys in the free plan. A small team can use the same contact data to create email campaigns and SMS outreach instead of immediately adopting separate platforms. The pay-as-you-go structure for SMS lets a business evaluate texting without committing to another monthly subscription.

What G2 users like about Brevo Marketing Platform:

“I use Brevo email marketing because it’s very simple to understand, like a plug-and-play. I was new to email marketing, couldn’t use other platforms, but when I signed up, it was “Sendinblue.” I found it very easy to understand and use.

Since I have been using them without having any need for another platform. The delivery is quick; once I send an email, I get to know in the next minute the click rate, the open rate, and the performance of my email.

It helps me to know which email is performing better. And the type of content my audience prefers. This way, I have been growing my business”

– Brevo Marketing Platform review, Judith R.

What I dislike about Brevo Marketing Platform:

• I would approach Brevo’s account validation process carefully when importing an older contact database. Several small-business G2 reviewers mention accounts or campaigns being paused after compliance checks, sometimes without enough explanation about how to resolve the issue. These controls can help protect sending reputation, and teams with clean, permission-based lists may find the extra scrutiny worthwhile for maintaining healthier campaigns.
• The single-user allowance is another limitation G2 reviewers factor into the decision. It works well for a solo operator, but a small team cannot give each marketer separate access on the Free or Starter plan. Moving to Standard creates options for additional users, although those seats may involve an add-on, so collaboration needs could bring the upgrade point forward.

What G2 users dislike about Brevo Marketing Platform:

“Sometimes pasting into text boxes results in unpredictable changes to font size, style, or color, which I would have expected to be consistent with my branding style. However, that is rarer since I switched to the newer editor.”

– Brevo Marketing Platform review, Stphen M.

Switching between a CRM, dialer, email client, and SMS tool mid-conversation is the kind of friction I would rather avoid in a lean sales workflow. That is what makes Close interesting to me. Its 14-day free trial lets you evaluate calling, email, SMS, workflows, and Chloe, its AI sales teammate, with calling and AI credits included. I also like that Close starts as a CRM, with communication built in rather than bolted on, so you are not stitching together four tools just to follow up with one lead.

G2 feedback from small-business users reinforces that appeal for me. Close scores 96% for ease of doing business with on G2, three points above the category average, and reviewers frequently describe moving from heavier CRMs into a simpler workflow. I find the automatic activity logging particularly useful: calls, emails, and texts stay attached to the right lead, while text scheduler and two-way text messaging both score 94% on G2. For a founder or lean sales team, I see that as less time playing detective across tabs and more time actually following up.

Where Close genuinely stands out:

• The lead activity timeline is the feature I see becoming a daily workhorse. Every call, email, text, note, and task sits against the same lead record, helping you understand the full conversation before following up. G2 reviewers describe using that history to revive older opportunities and hand leads to teammates without losing months of context.
• Close also avoids the heavy, endlessly configurable feel that often follows larger CRMs around. Reviewers who switched from platforms such as Salesforce and HubSpot frequently praise its faster navigation and lighter setup. Its high ease of admin score supports that appeal: you can spend more time selling and less time negotiating with your CRM.

What G2 users like about Close:

“I really like the new AI feature in Close, especially the chat function that analyzes all my call transcripts. It helps me understand what works and what doesn’t, making it easier to schedule meetings and enhance my performance. This feature allows me to hone in on the areas I need to improve to perform at my best. It’s a standout feature for me. Furthermore, after using its insights to revise my scripts, I managed to schedule a meeting, which has been really awesome.”

– Close review, Temei F.

What I dislike about Close:

• Platform reliability is one concern raised by some small-business reviewers on G2. Users describe occasional outages or service disruptions affecting calls, emails, and other daily sales activity at the same time. These incidents appear to be occasional rather than constant, and keeping a simple backup process can help your team stay responsive when the platform has an off day.
• Reporting flexibility is another factor mentioned in reviews. Users generally find the standard activity and pipeline reports useful, but some struggle to build custom ratios, dashboards, or more specialized performance analyses. For teams tracking straightforward calls, opportunities, and sales results, the available reporting may still cover the essentials.

What G2 users dislike about Close:

“The reporting features could be more customizable, and the pricing may be high for smaller teams. More flexible report filters, custom dashboards, and deeper analytics would make reporting more useful and actionable.”

– Close review, Rajneesh M.

There’s a version of SMS marketing software that asks you to become a power user before you send your first message. EZ Texting isn’t that, which is what I find appealing about it. It focuses on helping businesses and organizations start texting quickly without crowding the experience with email builders, CRM dashboards, or channels you may never use. You can even evaluate it through a 14-day free trial tied to the Launch option, with 120 message credits.

What stands out to me in G2 reviews is how many small-business use cases EZ Texting supports without making the workflow feel complicated. I found examples ranging from brokers sending appointment confirmations to churches sharing weekly updates and nonprofits coordinating volunteers. Keyword opt-ins also caught my attention because subscribers can join by texting a word, saving lean teams from manually adding every contact.

Ease of admin scores 94% on G2, above the 92% category average, which reinforces my impression that the platform mostly stays out of your way.