K: Pop Up Email+Popup Window vs Nudgesmart: Popup, Spin Wheel
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 3, 2026 for K: Pop Up Email+Popup Window, Oct 20, 2026 for Nudgesmart.
The short answer
- K: Pop Up Email+Popup Window lists 17 features Nudgesmart’s listing doesn’t mention, including AI generation, APIs and webhooks, Automations.
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
- · All features free for a limited time
- · Email integrations included
- · Smart Targeting included
- · Unlimited Store Widgets
- · Unlimited live campaigns
- · Unlimited popups shown
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureTurn store traffic into conversions with Email Pop up - your all-in-one solution for smart, high-impact campaigns. Drive sales and capture leads, announce discounts, display exit-intent offers, or promote seasonal sales without coding. Use window popups to grow your email list, highlight bundles, or share special deals. Personalize popup emails by device, page, or behavior to encourage customer actions.
Nudgesmart captures leads with pop up window campaigns, email popup offers, and gamified popups. Deploy an exit intent popup or newsletter pop up to recover leaving visitors.Boost subscriber growth using a targeted pop up email, sales pop up, or pop up discount. Engage shoppers with spin wheel games, spin the wheel, spin to win, and scratch card promotions delivering an instant coupon code.
- 150+ Templates: Promos, announcements, forms, urgency pop-ups, timers and more.
- AI-Powered Tools: Auto-generate text, visuals, and forms for faster campaigns.
- Targeting & Rules: Show by page, time, scroll, exit intent, device and more.
- Email Integrations: Sync leads with your favorite marketing platforms.
- Target visitors based on behavior, device, cart value, and more
- Gamified spin wheels that capture emails and auto-generate discount codes
- Collect customer feedback with surveys and conditional follow-ups
- Choose from 30+ templates and customize them in a visual editor
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 |  K: Pop Up Email+Popup Window |  Nudgesmart |
|---|---|---|
| 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 | K: Pop Up Email+Popup Window | Nudgesmart |
|---|---|---|
| App Store rating | 5.0 ★ | Not published |
| App Store reviews | 11 | Not published |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | K: Pop Up Email+Popup Window | Nudgesmart |
|---|---|---|
| Free plan | Not listed | Not listed |
| Lowest paid monthly plan | No monthly plan listed | No monthly plan listed |
| Longest free trial | Not listed | Not listed |
| Plans listed | Not published | 1 |
Listing
| Measure | K: Pop Up Email+Popup Window | Nudgesmart |
|---|---|---|
| Shopify category rank | #80(ahead) | #242 |
| Shopify App Charts | Not on this week’s charts | #19 on Pricing moves in Pop-ups |
| Built for Shopify | No | No |
| Launched | Oct 13, 2025 | May 3, 2026 |
| Languages | 1 | 1 |
| Developer | Kaktus | TerraNoah Ecom Ventures Private Limited |
FAQ
K: Pop Up Email+Popup Window and Nudgesmart: common questions
- What features does each app list that the other doesn’t?
- K: Pop Up Email+Popup Window lists 17 the others don’t mention, such as AI generation, APIs and webhooks, Automations, Banners. Nudgesmart lists 2 the others don’t mention, such as Spin the wheel, Surveys. 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 3, 2026 for K: Pop Up Email+Popup Window, Oct 20, 2026 for Nudgesmart; 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 3, 2026 for K: Pop Up Email+Popup Window, Oct 20, 2026 for Nudgesmart. 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.