The Expert Postscript SMS Agency for DTC
Looking for a Postscript SMS agency that actually knows how to turn texts into revenue?
As a specialized Postscript agency, Stimulate builds high-performing SMS systems that drive clicks, conversions, and customer lifetime value. Our Postscript SMS Marketing Services handle everything from strategy to compliance, so you don't have to learn the platform or guess what works.
Book a free Postscript SMS audit today to learn exactly how we can enhance your results.
Postscript is powerful.
We make it profitable.
Most brands know Postscript is one of the best SMS platforms for Shopify—but few actually use it to its full potential. That’s where a dedicated Postscript SMS marketing agency makes the difference. Here’s what we actually do inside Postscript.
Strategy built specifically for Postscript
Postscript isn’t plug-and-play—and treating it like generic SMS is how brands stall. We build your SMS system around how Postscript actually works. From account structures to campaign strategy, everything is designed to scale revenue and ROI by leveraging the deep Postscript Shopify integration.
List growth inside Postscript
We don’t chase subscribers—we build lists that convert. Our Postscript-native list growth systems use on-site opt-ins, keyword entry points, and the right offer strategy, paired with a frictionless welcome experience powered by Postscript Shopify data.
Copy + MMS creative that converts
SMS only works if people want to read it. We write conversion-first SMS copy and design MMS creative specifically for Postscript, then test hooks, CTAs, timing, and formats to keep engagement high and fatigue low.
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Compliance & deliverability handled for you
SMS compliance isn’t optional—and getting it wrong is expensive. We handle TCPA-safe setup, quiet hours, throttling, and deliverability best practices—so your messages land and your brand stays protected.
The Postscript a advantage most agencies miss
Postscript gives brands access to powerful SMS-first capabilities—but only if it’s configured correctly. With Postscript and the help of our agency, you get:
• Keyword-driven subscriber journeys
• True two-way SMS automation
• AI-assisted testing and optimization
Most agencies apply the same strategy across all platforms. As a leading Postscript SMS agency, we go deep on Postscript's unique capabilities to maximize your SMS ROI.
What makes Stimulate the best Postscript Agency
5 Years
of being a trusted Postscript partner
$100M+
Total revenue driven for our clients as of 2025
96%
Average channel revenue growth during first 90 Days
Results that speak louder than words
Our Postscript SMS Marketing Services have helped dozens of eCommerce brands turn SMS into a reliable revenue channel—driving higher engagement, retention, and revenue.
View All Case StudiesZivolife
Zivolife partnered with Stimulate to transform their retention marketing strategy for their patented green microalgae superfood. By fixing foundational tracking issues and implementing data-driven list growth tactics, we turned email and SMS into their best-performing channels and delivered record-breaking revenue growth.
65%
Email & SMS revenue growth in first 2 months
213%
List growth increase in first 2 months
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Silver Mirror
Silver Mirror, a fast-growing facial bar, had managed retention marketing in-house for years but hit a ceiling. Too few visitors converted into email & text subscribers, their automations weren’t driving bookings, and promotion-heavy content eroded engagement and margins. They knew email and SMS held enormous potential—but needed a partner to unlock it.
273%
increase in email signups in 30 days
188%
boost in engagement in 30 days
Skinmedix
Skinmedix partnered with Stimulate to take their email marketing strategy to the next level. By accelerating list growth, crafting conversion-focused campaigns, and implementing key automations, we unlocked email’s full potential as a revenue driver. Within 90 days, email revenue grew from 12% to 45% of sales, and after one year, we achieved extraordinary retention results.
381%
YoY Growth in Email Revenue
47%
Increase in LTV
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Editor's Pick
Editor’s Pick partnered with Stimulate to upgrade their retention marketing strategy, focusing on enhancing profitability and customer lifetime value. By driving subscription growth, implementing retention-first strategies, and reducing dependency on discounts, we helped transform their approach to retention—and their results.
98%
increase in repeat revenue per customer
29%
of sales attributed to subscriptions within 12 months of launch
Speks
Before starting with Speks, they were stuck at driving just 8.57% from email. Despite having key core flows like the welcome series, browse abandonment, and abandoned checkout and sending consistent campaigns 5x per month, their strategy lacked the conversion elements needed to scale up.
205%
YoY increase in managed revenue
253%
YoY increase in click rates
Begin Health
Begin Health partnered with Stimulate to transform their retention marketing strategy. By infusing their playful branding into every email and SMS campaign, we created a unique and engaging customer experience. Coupled with advanced post-purchase automation, this approach turned email into their fastest-growing channel and delivered a record-breaking year of growth.
$21
Increase in 12-month LTV
42%
Growth in repurchase rates
StackedSkincare
StackedSkincare partnered with Stimulate to elevate their retention marketing strategy and transform email into a powerful revenue channel. By migrating platforms, focusing on list growth, and creating high-converting content, we turned email into their fastest-growing marketing channel.
#1
Fastest growing channel
218%
YoY increase in list growth
Groom Here
Groom Here partnered with Stimulate to amplify their already successful email marketing strategy. By optimizing popups, enhancing deliverability, and introducing value-based content, we turned email into their fastest-growing revenue channel, increasing email revenue by 256% in just 12 months.
256%
YoY growth in email revenue
83%
Increase in popup CVRs
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ezpz
ezpz partnered with Stimulate to transform their email marketing strategy by revamping automations, personalizing campaigns, and leveraging zero-party data to drive growth. The result? A major leap in revenue attributable to email and a substantial boost in engagement metrics, all within 90 days.
238%
Increase in click rates
476%
lift in popup conversion rates
Our Postscript SMS Marketing Playbook
Most agencies treat Postscript like any other SMS tool. We turn it into a predictable growth system, leveraging Postscript's advanced features to enhance the customer experience and maximize ROI.
Postscript-Only List Growth Tactics
We leverage Postscript-native tools like keywords and onsite opt-in to grow your SMS list faster—without sacrificing compliance or customer experience.
Welcome Journeys Built With Keywords
We build SMS welcome flows that pair timing, segmentation, and personalization to conversion rates and long-term customer value from the very first message.
Two-Way Messaging, Done Right
We design conversational SMS experiences that feel human, not automated, driving engagement, replies, and real customer insight.
Optimizing ROI with Postscript AI
We use Postscript’s AI tools (including Infinity Testing, Brand Center, and Shopper) to continuously generate, test, and optimize SMS copy—so performance improves over time without guesswork.
Carrier-Level Deliverability Optimization
Using Postscript SMS compliance tools, we optimize inbox placement using, ensuring messages reach your customers, even during high-volume moments like product drops and BFCM.
Stimulate has increased our revenue by many multiples in under 12 months. They handle everything—copy, design, strategy, deployment, reporting. This has been one of the best agency experiences I’ve had. Highly recommend!
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Craig Zucker
Founder of Speks
Ready to scale?
Let’s make it happen!
Partner with a Postscript SMS agency that drives real growth. Schedule a call below to get your free custom blueprint for converting more customers with Postscript.
Your questions already answered
A Postscript SMS agency specializes in building, managing, and optimizing SMS programs specifically inside the Postscript platform. Unlike general SMS agencies, a Postscript agency understands the platform’s native features, all the key postscript sms integrations, compliance requirements, and advanced automation capabilities.
Postscript is not plug-and-play. Brands often underperform when agencies apply generic SMS strategies without understanding how Postscript actually works. A Postscript SMS marketing agency knows how to leverage keyword flows, two-way messaging, AI testing, segmentation, and deliverability tools built into the platform.
We work with brands currently on Postscript, brands migrating to Postscript, and brands evaluating whether Postscript is the right fit. If you’re not ready to move yet, we also support SMS programs on other leading platforms like Klaviyo and Attentive—while helping you understand when and why a Postscript migration might make sense.
Yes. We handle SMS copywriting and MMS creative specifically for Postscript, using platform data and AI-assisted testing to optimize hooks, CTAs, timing, and formats while maintaining your brand voice.
Our Postscript SMS audit reviews your current setup, flows, campaigns, list growth, compliance, and performance. You’ll walk away with a clear view of where revenue is being left on the table and what it would take to scale SMS profitably.