ProfitMetrics vs Retention.com
Is ProfitMetrics or Retention.com a better data solution for Shopify brands?

What is ProfitMetrics?
Get full transparency into your profitability. ProfitMetrics lets you track, report, and optimize marketing based on profit and POAS® — Profit on Ad Spend — instead of revenue.

What is Retention.com?
Retention.com's identity resolution software helps Shopify merchants recover lost shoppers and increase Klaviyo flow revenue.
ProfitMetrics vs Retention.com comparison
| Feature | ProfitMetrics | Retention.com | Littledata |
|---|---|---|---|
| Customer data to marketing platforms | ✔️ | ✔️ | ✔️ |
| Founder owned and led | ✔️ | ✔️ | |
| Works with platforms other than Shopify | ✔️ | ✔️ | |
| Direct from Shopify's servers | ✔️ | ✔️ | |
| Identity resolution to boost audiences | ✔️ | ✔️ | |
| Marketing reporting | ✔️ | ||
| 30 day free trial | ✔️ | ||
| Fully automatic, no code setup | ✔️ | ||
| Natively supports Shopify Markets | ✔️ | ||
| Automatic tracking of checkout steps | ✔️ | ||
| Built For Shopify | ✔️ |
ProfitMetrics vs Retention.com
ProfitMetrics focuses on profit-based marketing reporting (POAS®), pulling data directly from Shopify's servers for accuracy. It's built for optimizing ad spend by profitability rather than revenue — useful but narrowly focused on financial reporting.
Retention.com centers on identity resolution to recover lost shoppers and enrich audiences in platforms like Klaviyo, helping recover abandoned sessions and boost flow revenue.
Neither overlaps much — they serve different use cases (profit analytics vs. audience recovery).
Where Littledata wins over both:
Neither ProfitMetrics nor Retention.com offers the complete tracking foundation Littledata provides. Retention.com lacks server-side Shopify data collection, limiting its ability to enrich events or capture what the browser misses. ProfitMetrics doesn't offer identity resolution or audience enrichment.
Littledata combines server-side tracking direct from Shopify, identity resolution, automatic checkout tracking, and native Shopify Markets support — all with zero-code setup and a 30-day free trial, making it the stronger all-in-one data foundation.
Cost comparison
ProfitMetrics vs Retention.com's monthly subscription cost
| Store size | ProfitMetrics | Retention.com | Littledata |
|---|---|---|---|
| 50 orders / month | $39 | $500 | $18 |
| 500 orders / month | $103 | $500 | $175 |
| 5,000 orders / month | $741 | $2000 | $544 |
| 20,000 orders / month | $1018 | $5000 | $1290 |
Sources: ProfitMetrics pricing, Littledata pricing. Prices last verified October 22, 2026. ProfitMetrics: $32/mo base + $0.1417/order to 5k, $0.0185/order above. Retention.com: Annual plans only.
Supported data destinations
| Destination | ProfitMetrics | Retention.com | Littledata |
|---|---|---|---|
| Google Analytics | ✔️ | ✔️ | |
| Meta Ads | ✔️ | ✔️ | |
| Google Ads | ✔️ | ✔️ | |
| Klaviyo | ✔️ | ✔️ | |
| TikTok | ✔️ | ||
| ✔️ | |||
| Segment | ✔️ | ||
| Attentive | ✔️ | ||
| Microsoft Ads | ✔️ | ||
| ChatGPT Ads | ✔️ |
ProfitMetrics focuses on sending profit-based data (not just revenue) to ad platforms — so Google Analytics, Meta Ads, and Google Ads receive contribution margin metrics, enabling profit-optimized bidding rather than revenue-based optimization.
Retention.com sends identity-resolved visitor data to Klaviyo — its core value is identifying anonymous site visitors and syncing them as profiles/events for email/SMS retargeting flows.
Littledata is a pure server-side tracking accuracy play — it stitches client + server data to fix attribution gaps and sends clean, complete event data across a broad destination stack (GA4, Meta, TikTok, Pinterest, Klaviyo, Google Ads, Segment, Attentive, Microsoft Ads).
TL;DR: ProfitMetrics = profit data to ad platforms. Retention.com = visitor identification for Klaviyo. Littledata = accurate event tracking everywhere.
Benefits of Littledata

Comparing ProfitMetrics against Retention.com
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How we compiled this comparison: pricing and feature data comes from each vendor's public pricing page, Shopify App Store listings, and BuiltWith usage data, reviewed by the Littledata team. Last verified November 11, 2026. Spotted something out of date? Let us know.