PopBoost ‑ Social Proof Popup vs ROCKET Sales Pop Up & FOMO
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 13, 2026 for PopBoost, Nov 9, 2026 for ROCKET Sales Pop Up & FOMO.
The short answer
- Only PopBoost lists a free plan. Paid plans start at $19/month for PopBoost and $5/month for ROCKET Sales Pop Up & FOMO.
- ROCKET Sales Pop Up & FOMO lists 11 features PopBoost’s listing doesn’t mention, including Analytics, Automations, Custom CSS.
Head to head
Upsells, Volume Discounts, Shipping Bar & Countdown Timer!
- United States
- Canada
- United Kingdom
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Free
- · All 7 conversion widgets included
- · Free forever, no credit card
- · Full customization & theme matching
- · Run one widget at a time
- · Small "PopBoost" badge on widgets
PopBoost Pro
- · Countdown timer with auto-hide
- · Exit intent popup + discount code
- · Free shipping & stock countdown bars
- · Priority support
- · Removes the "PopBoost" watermark
- · Run all 7 widgets at the same time
Basic Stores
- · Countdown timer
- · Email capture pop ups
- · Free onboarding & support
- · Limited-time-offer pop ups
- · Sales pop ups & notifications
- · Stock counter
Advanced Stores
- · 30+ other store-enhancing widgets
- · Countdown timer
- · Email capture pop ups
- · Free onboarding & support
- · Limited-time-offer pop ups
- · Sales pop ups & notifications
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featurePopBoost adds social proof popups, countdown timers, and announcement bars to any Shopify store — seven conversion widgets in one app, with no code or theme edits. Merchants also get a free shipping progress bar, product badges, a stock countdown, and an exit-intent popup that creates a discount code. Each widget is independently enabled and customized from the PopBoost dashboard.
Maximize conversions with Sales Rocket by creating urgency and FOMO in your Shopify experience using sales popups and email popup ups. Boost sales with social proof to your store with sales notifications, falling emojis and emoji reactions. Encourage faster buy decisions in your Shopify store with quick view stock counter and countdown FOMO timer.
- Seven widgets in one app: announcement bar, timers, badges, and popups.
- Show recent purchase notifications to build shopper trust in real time.
- Countdown timer for sales that automatically hides when the promotion ends.
- Apply Sale, New, and Low Stock badges to products automatically.
- Sales Popup: Spark engagement with real-time notifications of recent purchases.
- Popup: Offer limited time offers & coupons to users with a pop up
- Stock Countdown: Encourage prompt buying with visible, diminishing stock levels
- Countdown Timer: Infuse urgency with timers for special deals and offers.
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 |  PopBoost |  ROCKET Sales Pop Up & FOMO |
|---|---|---|
| Detected stores | Not published | 92 |
| Net store change, 28 days | 0 | −1 |
| Stores added, 28 days | Not enough data | 1 |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Not published | Apparel & Accessories, Health & Beauty, Food, Beverages & Tobacco |
| Top store countries | Not published | United States, Canada, United Kingdom |
Reviews
| Measure | PopBoost | ROCKET Sales Pop Up & FOMO |
|---|---|---|
| App Store rating | Not published | 4.3 ★ |
| App Store reviews | Not published | 139 |
| New reviews, 28 days | Not enough data | 0 |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | PopBoost | ROCKET Sales Pop Up & FOMO |
|---|---|---|
| Free plan | Yes | Not listed |
| Lowest paid monthly plan | $19/month | $5/month(ahead) |
| Longest free trial | 14 days | 14 days |
| Plans listed | 2 | 2 |
Listing
| Measure | PopBoost | ROCKET Sales Pop Up & FOMO |
|---|---|---|
| Shopify category rank | #280 | #216(ahead) |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | May 25, 2026 | Oct 7, 2015 |
| Languages | 1 | 1 |
| Developer | Extensions Market | Codeinero |
FAQ
PopBoost and ROCKET Sales Pop Up & FOMO: common questions
- Is PopBoost or ROCKET Sales Pop Up & FOMO cheaper?
- Only PopBoost lists a free plan. Paid plans start at $19/month for PopBoost and $5/month for ROCKET Sales Pop Up & FOMO. 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?
- PopBoost lists 4 the others don’t mention, such as Animations, Campaigns, Landing pages, Timed session. ROCKET Sales Pop Up & FOMO lists 11 the others don’t mention, such as Analytics, Automations, Custom CSS, Email pop-ups. 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 13, 2026 for PopBoost, Nov 9, 2026 for ROCKET Sales Pop Up & FOMO; 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 13, 2026 for PopBoost, Nov 9, 2026 for ROCKET Sales Pop Up & FOMO. 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.