Email and SMS marketing costs for small businesses: platform fees, per-text costs, agency retainers and how to budget for a program that pays for itself.

Email and SMS marketing costs come in two parts: the platform and the people. Email platforms range from free tiers to a few hundred dollars a month based on list size. SMS platforms charge per message, often a cent or more per text. Agency management typically adds a monthly retainer. At The Vibe Curator co., our email and SMS programs run $1,500 to $4,000 a month depending on channels, volume and automation depth.
Key takeaways
In this guide
| Cost | Typical range | Drivers |
|---|---|---|
| Email platform | Free tiers to a few hundred dollars a month | Number of contacts, features, automation |
| SMS platform | Usually a cent or more per text segment | Message volume, MMS, international |
| SMS setup | Number registration fees | Toll-free or 10DLC registration |
| Design and templates | One-time or included in retainer | Custom vs template |
Platform pricing changes often, so check current pricing pages before budgeting.
Management fees depend on how much the agency builds and sends. A typical small business retainer covers strategy, flow setup and optimization, a set number of campaigns per month, design, copy, list growth and reporting.
Every program we run is custom scoped. Most fall between $1,500 and $4,000 a month, and where yours lands depends on what it needs to include:
We quote after a short call about your list, platform and goals. See our email and SMS services for details.

It varies widely. In Litmus research, 35 percent of companies reported $10 to $36 back for every $1 spent, 30 percent reported $36 to $50 and 5 percent reported more than $50, while 21 percent did not measure ROI. Automations drive most of the efficiency: Omnisend data compiled by Elite Content Marketer found automated emails earned $2.87 per send vs $0.18 for campaigns.
Hire help when you know email should be working but nobody has time to build flows, write campaigns and review results. If you have a team member with time and interest, a strong setup plus training can be enough. We build the system and train your team to run it, so you are not locked in. If you also need overall marketing leadership, compare options in fractional CMO vs agency vs in-house.
For the full setup, read the email and SMS marketing guide. Website forms feeding your list? Make sure they work with our website redesign checklist. For a real example of a newsletter and CRM-connected welcome, see MD Newsline.
Platform costs range from free to a few hundred dollars a month based on list size. Agency management typically adds a retainer, which for our programs runs $1,500 to $4,000 a month.
Most U.S. platforms charge around a cent or more per text segment, with higher costs for MMS and international messages, plus number registration fees.
Usually, yes, when automations are in place and results are measured. Litmus found most companies that measure ROI report returns of $10 or more for every $1 spent.
Yes. Many platforms offer free tiers for small lists. Start with a welcome series and upgrade as your list grows.
Keep reading
Email and SMS Marketing for Small Businesses: The Complete Guide How small businesses can build email and SMS marketing that drives revenue: list growth, automated flows, campaigns, consent, benchmarks and costs.
Welcome Email Sequence: Examples and a 5-Email Template A proven 5-email welcome sequence template for small businesses, with timing, subject line ideas, examples and benchmarks for clicks and revenue.
Email vs SMS Marketing: Which One Should You Start With? Email vs SMS marketing compared for small businesses: click rates, costs, consent, best uses and how to combine both channels without annoying customers.
SMS Marketing Rules for Small Businesses: Consent Basics Plain-language U.S. SMS marketing rules for small businesses: TCPA consent, disclosures, quiet hours, opt-outs and the 2026 FCC update. Not legal advice.
Want email and SMS that sell while you sleep?
Our email and SMS programs run $1,500 to $4,000 a month and start with the automated flows that drive the most revenue.