Happy Birthday Emails by UW vs SM Post Purchase Survey & NPSfor Shopify (2026)
Happy Birthday Emails by UW focuses on customer loyalty and retention through automated, personalized birthday emails with discount offers. Its strength lies in its automation and direct impact on sales by incentivizing repeat purchases on customers' birthdays. It's aimed at merchants looking to cultivate long-term relationships and leverage customer data (birthday and age) to drive revenue. In contrast, SM Post Purchase Survey & NPS targets customer feedback and product insights via post-purchase surveys and NPS scores. Its strength lies in its ability to gather actionable data on customer satisfaction and identify areas for improvement in the buying experience. It is targeted at merchants focused on understanding customer perceptions and improving their overall service and product offerings. The main difference is that one focuses on proactive engagement and sales generation, while the other concentrates on reactive data collection and optimization.
At a Glance
Happy Birthday Emails by UW
141 reviews
SM Post Purchase Survey & NPS
6 reviews
Detailed Overview
Happy Birthday Emails by UW
Send a birthday email with a discount to build loyalty and repeat purchases
Key Features
- Send birthday emails with personalised messages and discounts
- Run a birthday loyalty campaign with zero ongoing effort
- Collect birthdays and age data at checkout, POS, or landing pages
- Works with your email platform or sends happy birthday emails for you
- Populates Shopify’s customer birthday metafield
SM Post Purchase Survey & NPS
Post purchase survey and NPS to gather product insights and customer feedback with ease
Key Features
- Showcase post purchase survey on thank you page. No coding required
- Create unlimited question to gather as many information as you want
- Collect unlimited responses with a lot of useful data
- Breakdown customer survey submission by response count, order value,...
- Target different types of customer with smart rule
Feature Comparison
| Rating | 5/5 | 5/5 |
Rating Happy Birthday Emails by UW5/5 SM Post Purchase Survey & NPS5/5 | ||
| Reviews | 141 | 6 |
Reviews Happy Birthday Emails by UW141 SM Post Purchase Survey & NPS6 | ||
| Core Function | Automated Birthday Emails & Discounts | Post-Purchase Surveys & NPS |
Core Function Happy Birthday Emails by UWAutomated Birthday Emails & Discounts SM Post Purchase Survey & NPSPost-Purchase Surveys & NPS | ||
| Target Merchant | Loyalty-focused; Value Customer Data | Feedback-driven; Optimization-focused |
Target Merchant Happy Birthday Emails by UWLoyalty-focused; Value Customer Data SM Post Purchase Survey & NPSFeedback-driven; Optimization-focused | ||
| Data Collection Method | Checkout, POS, Landing Pages | Post-Purchase Survey on Thank You Page |
Data Collection Method Happy Birthday Emails by UWCheckout, POS, Landing Pages SM Post Purchase Survey & NPSPost-Purchase Survey on Thank You Page | ||
| Key Benefit | Increased Sales & Loyalty | Actionable Customer Insights |
Key Benefit Happy Birthday Emails by UWIncreased Sales & Loyalty SM Post Purchase Survey & NPSActionable Customer Insights | ||
| Customization | Personalized email messages & discounts | Unlimited questions & smart rules for targeting |
Customization Happy Birthday Emails by UWPersonalized email messages & discounts SM Post Purchase Survey & NPSUnlimited questions & smart rules for targeting | ||
| Email Platform Integration | Works with existing email platform or sends emails directly | Not explicitly mentioned, focuses on survey display and data collection. |
Email Platform Integration Happy Birthday Emails by UWWorks with existing email platform or sends emails directly SM Post Purchase Survey & NPSNot explicitly mentioned, focuses on survey display and data collection. | ||
| Value Proposition | Automated loyalty program with minimal effort | Easy-to-use survey tool for continuous improvement |
Value Proposition Happy Birthday Emails by UWAutomated loyalty program with minimal effort SM Post Purchase Survey & NPSEasy-to-use survey tool for continuous improvement | ||
Our Verdict
Happy Birthday Emails by UW is the superior choice for merchants prioritizing customer loyalty and automated sales generation through personalized birthday discounts. Its larger review count suggests broader adoption and potentially more robust functionality. It is well-suited for businesses that already have a basic understanding of their customer base and want to proactively drive repeat purchases. SM Post Purchase Survey & NPS is better for merchants who are primarily focused on actively gathering customer feedback and identifying areas for improvement in their customer journey. It excels in providing actionable data but requires a more active approach to analyzing and acting on the collected insights. While both apps fall under the 'Analytics' category, they address fundamentally different aspects of business growth.
Common Questions
Which app is easier to set up and use?
Happy Birthday Emails by UW likely offers a simpler setup as it focuses on a single, automated process. However, both apps market themselves as requiring no code, so ease of use is likely similar initially. SM Post Purchase Survey & NPS might have a steeper learning curve due to its customization options for survey questions and targeting rules.
Which app provides a better return on investment (ROI)?
It depends on the merchant's goals. Happy Birthday Emails by UW offers a direct path to increased sales, making ROI potentially easier to track and quantify. SM Post Purchase Survey & NPS's ROI is more indirect, as it relies on the merchant effectively using the feedback to improve their business. If the feedback is ignored, the ROI will be minimal.
Can both apps be used together effectively?
Yes, although they address different needs. A merchant could use Happy Birthday Emails by UW to drive loyalty and sales, while simultaneously using SM Post Purchase Survey & NPS to gather feedback on how to improve the overall customer experience and product offerings. The insights from SM Post Purchase Survey & NPS can even inform the offers given in Happy Birthday Emails by UW.
Which app is more suitable for a new Shopify store?
Happy Birthday Emails by UW is often easier to implement early on as a simple loyalty program. It doesn't require existing sales data to be effective, just the acquisition of customer birthday data. SM Post Purchase Survey & NPS might be more useful later, after some sales have been made and initial customer feedback is desired to improve the store.
Which app requires more ongoing management?
SM Post Purchase Survey & NPS likely requires more ongoing management. The survey questions, targeting rules, and analysis of results require active involvement. Happy Birthday Emails by UW is more 'set and forget,' requiring only occasional updates to the email template and discount offers.
Get More From Your Shopify Store
Run audits for SEO, CRO, PageSpeed, and AI visibility. Get a clear report and actionable fixes.
Try Fix My Store