Karla: Upsell & Tracking vs Postship Order Tracking Upsell
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 8, 2026.
The short answer
- Karla is detected on 20× as many Shopify stores as Postship Order Tracking Upsell: 143 vs 7 as of Nov 8, 2026.
- Postship Order Tracking Upsell lists 10 features Karla’s listing doesn’t mention, including Branded tracking page, Carrier masking, Carrier selection.
Head to head
- Germany
- Denmark
- Austria
- United States
- India
- United Arab Emirates
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Freemium
- · 1-click-upsell
- · Branded tracking page
- · Delivery triggers for automation
- · Multi-language support
- · Real-time tracking
- · Returns
Free (100 orders)
- · Access to 1,400+ carriers
- · Branded shipping notifications
- · Branded tracking page
- · Product recommendation
- · Real-time sync & tracking
- · Smart dashboard
Basic
- · Attentive Integration
- · Fairing Surveys Integration
- · Google Analytics Integration
- · JudgeMe and Fera Reviews Integration
- · Klaviyo Integration
- · Loox Reviews Integration
Premium
- · Attentive Integration
- · Fairing Surveys Integration
- · Google Analytics Integration
- · JudgeMe and Fera Reviews Integration
- · Klaviyo Integration
- · Loox Reviews Integration
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureKarla (gokarla.io) turns post-purchase into a revenue channel. Karla Order Booster shows a one-click offer right after checkout. No payment re-entry. It ships in the same parcel, so you pay shipping once, and orders auto-hold so fulfilment stays clean. Branded delivery tracking pages then keep selling until delivery while eliminating WISMO.
De-stress your support & drive revenue from tracking page upsells with our order lookup app. Tracking app that was designed to convert transactional messages into revenue opportunity with a page designed by CRO experts. Seeking a superior tracking app to reduce customer support burden while increasing conversions? Postship is the answer. Reimagine post purchase with our order status notifications.
- Flow triggers cover the full delivery lifecycle for automation
- Branded tracking page where customers check shipment status
- Customers report delivery issues directly from the tracking page
- Update shipment status directly from the Shopify order page
- Tracking Page designed to convert 16% of customers into more revenue
- Beautiful & Smart order lookup page to represent your brand consistency
- Superb Notification system trained to Inform | Create urgency | Drive revenue
- Powerful Shipping analytics and 24/7 live chat and email support.
All the numbers
Every figure, side by side
A green dot marks the app ahead on a measured figure. Estimates, gaps and apps that leave no storefront trace never take the lead.
Adoption
| Measure |  Karla |  Postship Order Tracking Upsell |
|---|---|---|
| Detected stores | 143(ahead) | 7 |
| Net store change, 28 days | +8 | 0 |
| Stores added, 28 days | 8 | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Health & Beauty, Food, Beverages & Tobacco, Apparel & Accessories | Apparel & Accessories, Health & Beauty, Home & Garden |
| Top store countries | Germany, Denmark, Austria | United States, India, United Arab Emirates |
Reviews
| Measure | Karla | Postship Order Tracking Upsell |
|---|---|---|
| App Store rating | Not published | 4.2 ★ |
| App Store reviews | Not published | 22 |
| New reviews, 28 days | Not enough data | 1 |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | Karla | Postship Order Tracking Upsell |
|---|---|---|
| Free plan | Not listed | Not listed |
| Lowest paid monthly plan | No monthly plan listed | $7/month |
| Longest free trial | Not listed | 7 days |
| Plans listed | 1 | 3 |
Listing
| Measure | Karla | Postship Order Tracking Upsell |
|---|---|---|
| Shopify category rank | #55(ahead) | #114 |
| Shopify App Charts | #8 in Order tracking | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | Jan 29, 2026 | Aug 4, 2023 |
| Languages | 7 | 1 |
| Developer | Go Karla GmbH | Instasell |
FAQ
Karla and Postship Order Tracking Upsell: common questions
- Which is more popular, Karla or Postship Order Tracking Upsell?
- Karla is detected on 20× as many Shopify stores as Postship Order Tracking Upsell: 143 vs 7 as of Nov 8, 2026.
- What features does each app list that the other doesn’t?
- Karla lists 6 the others don’t mention, such as Auto-sync data, Custom triggers, Customer segments, Customer tags. Postship Order Tracking Upsell lists 10 the others don’t mention, such as Branded tracking page, Carrier masking, Carrier selection, Email. A feature missing from a listing may still be supported; this compares what each App Store listing says.
- Where does this comparison’s data come from?
- Shoplist crawls Shopify storefronts to detect which apps each store runs, and reads each app’s Shopify App Store listing for reviews, pricing, features and integrations. Store counts are as of Nov 8, 2026; estimated figures are labeled.
How Shoplist compares apps
Store counts come from Shoplist’s crawl of Shopify storefronts, which detects the apps each store runs; they are as of Nov 8, 2026. Reviews, ratings, plans, features and integrations come from each app’s Shopify App Store listing. 28-day figures are labeled when estimated, and a figure that is missing or estimated never decides who leads. Read the methodology.