Wetracked claims to be the only solution that pushes 100% accurate data into your ads manager.

Retention.com's identity resolution software helps Shopify merchants recover lost shoppers and increase Klaviyo flow revenue.
| Feature | Wetracked | Retention.com | Littledata |
|---|---|---|---|
| Identity resolution to boost audiences | ✔️ | ✔️ | ✔️ |
| Customer data to marketing platforms | ✔️ | ✔️ | ✔️ |
| Fully automatic, no code setup | ✔️ | ✔️ | |
| Founder owned and led | ✔️ | ✔️ | |
| Direct from Shopify's servers | ✔️ | ✔️ | |
| Works with platforms other than Shopify | ✔️ | ||
| 30 day free trial | ✔️ | ||
| Natively supports Shopify Markets | ✔️ | ||
| Automatic tracking of checkout steps | ✔️ |
Wetracked vs Retention.com vs Littledata
Wetracked focuses on ad accuracy, claiming 100% data fidelity pushed directly from Shopify's servers with zero-code setup — strong for paid media teams. Founder-led suggests agility but potentially limited scale.
Retention.com specializes in identity resolution to recover lost shoppers and boost Klaviyo flows, and works beyond Shopify — useful for multi-platform brands. However, it lacks server-side data collection, limiting event completeness.
Where Littledata wins:
For a Shopify Plus brand needing accurate, complete data across ads and marketing platforms, Littledata offers the broadest coverage with enterprise-ready features.
| Wetracked | Retention.com | Littledata | |
|---|---|---|---|
| Example product review | they got me in as they said it was better and cheaper then Triple whale, but really all it is, is some code on the back end you can not track or even see the results you still need to use the meta and good dash boards. | "We were having difficulties with accurate and consistent revenue attribution...With Littledata implemented, we now get consistent and accurate revenue attribution." | |
| Example support review | Tracking looks improved the last 2-3 days. Support has never replied to me :-( even after days of waiting and 3 emails & reminders. | "Unfortunately, the team... very high employee turnover; it can be really frustrating to have to re-explain things to new reps." | "Customer support is absolutely amazing... you can never go wrong when an app does what it says and tacks on great service!" |
| Link | Read more reviews |
| Store size | Wetracked | Retention.com | Littledata |
|---|---|---|---|
| 50 orders / month | $49 | $500 | $39 |
| 500 orders / month | $149 | $500 | $199 |
| 5,000 orders / month | $249 | $2000 | $449 |
| 20,000 orders / month | $670 | $5000 | $1390 |
For an online store with 50 orders, Wetracked is 90% cheaper than Retention.com and 20% more expensive than Littledata. At 500 orders, all three services cost the same. For 5,000 orders, Wetracked is 87.5% cheaper than Retention.com and 28.6% cheaper than Littledata. At 20,000 orders, Wetracked is 86.6% cheaper than Retention.com and 16.5% cheaper than Littledata. Overall, Wetracked consistently offers lower pricing compared to Retention.com, while Littledata is competitive at lower order volumes.
| Destination | Wetracked | Retention.com | Littledata |
|---|---|---|---|
| Klaviyo | ✔️ | ✔️ | ✔️ |
| Meta Ads | ✔️ | ✔️ | |
| Google Ads | ✔️ | ✔️ | |
| TikTok | ✔️ | ✔️ | |
| ✔️ | ✔️ | ||
| Snap | ✔️ | ||
| Google Analytics | ✔️ | ||
| Segment | ✔️ | ||
| Attentive | ✔️ | ||
| Microsoft Ads | ✔️ |
Wetracked focuses on paid acquisition channels (Meta, Google, TikTok, Snap, Pinterest) plus Klaviyo — ideal if your priority is ad platform signal enrichment alongside email.
Retention.com sends data exclusively to Klaviyo, positioning it as a retention/email-first tool rather than a full tracking solution.
Littledata offers the broadest destination mix, adding analytics (Google Analytics, Segment) and SMS (Attentive) alongside ad platforms and Klaviyo — better suited if you need a unified data layer feeding both analytics infrastructure and marketing tools.
Bottom line: Retention.com = retention only; Wetracked = ads + email; Littledata = most comprehensive stack coverage including analytics and SMS.
| Feature | Wetracked | Retention.com | Littledata |
|---|---|---|---|
| Identity resolution | |||
| Uses other marketing channel cookies to boost identity | ✔️ | ✔️ | |
| Docs on how an end-user can opt out for GDPR / CCPA | ✔️ | ||
| Never adds new emails to your marketing list | ✔️ | ||
| Backstitches Klaviyo profile onto previous customer events | ✔️ | ||
| Direct from Shopify's servers | ✔️ | ||
| Viewed Product trigger | |||
| Backwards compatible with Klaviyo templates | ✔️ | ✔️ | |
| Tracked server-side | ✔️ | ||
| Enriched product info (e.g. category) | ✔️ | ||
| Added to Cart trigger | |||
| Unreliable tracking of button clicks | ✔️ | ✔️ | |
| Backwards compatible with Klaviyo templates | ✔️ | ✔️ | |
| Reliable via Shopify's servers | ✔️ | ||
| Enriched product info (e.g. category) | ✔️ | ||
| Target the whole contents of the cart | ✔️ | ||
| Checkout Started trigger | |||
| Direct from Shopify's servers | ✔️ | ✔️ | |
| Backwards compatible with Klaviyo templates | ✔️ | ✔️ | |
| Tracked via the checkout page | ✔️ | ||
