PostSurge Post Purchase Upsell vs Upsell & Cross‑Sell SmartFlow
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 14, 2026 for PostSurge Post Purchase Upsell, Nov 4, 2026 for Upsell & Cross‑Sell SmartFlow.
The short answer
- Only PostSurge Post Purchase Upsell lists a free plan.
- Upsell & Cross‑Sell SmartFlow lists 13 features PostSurge Post Purchase Upsell’s listing doesn’t mention, including Bundles, Cart upsell, Checkout upsell.
Head to head
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Free
- · 3% fee on post purchase upsells
- · 50 post purchase offer views/month
- · A/B split testing
- · Analytics dashboard
- · Manual targeting rules
- · Smart auto generated offers
Growth
- · 1% fee on post purchase upsells
- · 200 post purchase offer views/month
- · Everything in Free
- · Unlimited thank you page cross sells
Pro
- · 0.5% fee on post purchase upsells
- · 1,000 post purchase offer views/month
- · Everything in Free
- · Priority email support
- · Unlimited thank you page cross sells
Scale
- · Everything in Free
- · Priority email support
- · Unlimited post purchase offer views
- · Unlimited thank you page cross sells
- · Zero revenue fees
Free
- · Advanced Analytics
- · Funnel Builder and Editor
- · Live Chat
- · Mobile Optimized
- · One-Click Upsells and Downsells
- · Thank you page editor
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featurePostSurge adds post purchase upsells to your Shopify store. Show one click offers after checkout, automatically matched to what the customer just bought. Set up manual targeting rules by product, collection, or order value. If a customer declines, show a downsell at a lower cost. Use A/B testing to compare offers and track impressions, acceptance rates, and revenue in the analytics dashboard.
Integrated seamless post-purchase upsells. Smart Flow offers easy setup, custom designs, premade templates, one-click upsells, and detailed analytics. Enhance your strategy with A/B testing, personalized offers, and thank you page deals.
- Create one click post purchase upsell and downsell offers
- Auto match offers based on products customers just bought
- Set manual targeting rules by product, collection, or order value
- Show thank you page cross sell recommendations after purchase
- Design custom upsells w/ drag & drop builder & ready-to-use responsive templates
- Target offers using product data, customer info & purchase data for max impact
- Add timers, quantity limits & variant pickers to create urgency & flexibility
- Track performance w/ detailed analytics on conversions & revenue per funnel
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 |  PostSurge Post Purchase Upsell |  Upsell & Cross‑Sell SmartFlow |
|---|---|---|
| Detected stores | Not published | Not published |
| Net store change, 28 days | 0 | 0 |
| Stores added, 28 days | Not enough data | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Not published | Not published |
| Top store countries | Not published | Not published |
Reviews
| Measure | PostSurge Post Purchase Upsell | Upsell & Cross‑Sell SmartFlow |
|---|---|---|
| App Store rating | Not published | 5.0 ★ |
| App Store reviews | Not published | 35 |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | 0% |
Pricing
| Measure | PostSurge Post Purchase Upsell | Upsell & Cross‑Sell SmartFlow |
|---|---|---|
| Free plan | Yes | Not listed |
| Lowest paid monthly plan | $14.99/month | No monthly plan listed |
| Longest free trial | Not listed | Not listed |
| Plans listed | 4 | 1 |
Listing
| Measure | PostSurge Post Purchase Upsell | Upsell & Cross‑Sell SmartFlow |
|---|---|---|
| Shopify category rank | #572 | #130(ahead) |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | May 4, 2026 | Jan 23, 2025 |
| Languages | 1 | 1 |
| Developer | Rebirth Automation Technologies | AccessibilityWay |
FAQ
PostSurge Post Purchase Upsell and Upsell & Cross‑Sell SmartFlow: common questions
- Is PostSurge Post Purchase Upsell or Upsell & Cross‑Sell SmartFlow cheaper?
- Only PostSurge Post Purchase Upsell lists a free plan. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- What features does each app list that the other doesn’t?
- PostSurge Post Purchase Upsell lists 2 the others don’t mention, such as Frequently bought together, One-click add-ons. Upsell & Cross‑Sell SmartFlow lists 13 the others don’t mention, such as Bundles, Cart upsell, Checkout upsell, Click-through rates. 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 Oct 14, 2026 for PostSurge Post Purchase Upsell, Nov 4, 2026 for Upsell & Cross‑Sell SmartFlow; 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 Oct 14, 2026 for PostSurge Post Purchase Upsell, Nov 4, 2026 for Upsell & Cross‑Sell SmartFlow. 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.