ProveSource: Sales Pop Ups vs Velify ‑ Social Proof Popups
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 9, 2026 for ProveSource, Oct 14, 2026 for Velify.
The short answer
- Both list a free plan. Paid plans start at $29/month for ProveSource and $19/month for Velify.
- ProveSource lists 29 features Velify’s listing doesn’t mention, including Analytics, Announcements, APIs and webhooks.
Head to head
Sales Pop | Reviews Notification | Social Proof
- United States
- Australia
- Canada
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Free Forever
- · Live chat support
- · Multi-language
- · Sales popups & reviews
- · Social proof & fomo notifications
- · Unlimited sites and impressions
- · Up to 1k visitors
Starter Plan
- · Live chat support
- · Multi-language
- · Remove branding
- · Sales popups & reviews
- · Social proof & fomo notifications
- · Unlimited impressions
Growth Plan
- · Live chat support
- · Multi-language
- · Remove branding
- · Sales popups & reviews
- · Social proof & fomo notifications
- · Unlimited impressions
Monster Plan
- · Live chat support
- · Multi-language
- · Remove branding
- · Sales popups & reviews
- · Social proof & fomo notifications
- · Unlimited impressions
Free
- · 500 notification impressions per month
- · All customization features included.
Pro
- · Priority email support
- · Remove Velify branding
- · Unlimited impressions
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureSupercharge your Shopify sales with ProveSource, the ultimate FOMO and social proof app. Show recent orders, reviews, live visitors, low stock, add to cart and real-time sales popups and notifications. Build trust and create urgency with inline embedded social proof trust signals directly on product pages (PDP) to boost credibility, engage visitors, prompt quick actions and cut cart abandonment.
Every social proof app lets you show fake purchases. Velify doesn't. Velify shows real-time purchase popups using only actual orders from your store - building genuine trust that converts. ✅ 100% real orders, no fake data ever ✅ Under 9KB, loads asynchronously ✅ Works with any theme via App Embed ✅ Fully customizable colors, position & timing ✅ GDPR-friendly - EU names auto-hidden ✅ Free plan, no credit card needed
- Build trust and urgency with social proof sales pop notifications.
- Turn your website into a busy and interesting place that compels buyer action.
- Show off recent orders, reviews, page visits, and more to boost trust.
- Real purchase notifications
- Fully customizable widget
- GDPR compliant & privacy safe
- Lightweight, async loading
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 |  ProveSource |  Velify |
|---|---|---|
| Detected stores | 1,228 | Not published |
| Net store change, 28 days | −3 | 0 |
| Stores added, 28 days | 10 | Not enough data |
| Big-brand share | 8% | Not enough data |
| Top store categories | Apparel & Accessories, Health & Beauty, Home & Garden | Not published |
| Top store countries | United States, Australia, Canada | Not published |
Reviews
| Measure | ProveSource | Velify |
|---|---|---|
| App Store rating | 5.0 ★ | Not published |
| App Store reviews | 90 | Not published |
| New reviews, 28 days | 0 | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | ProveSource | Velify |
|---|---|---|
| Free plan | Yes | Yes |
| Lowest paid monthly plan | $29/month | $19/month(ahead) |
| Longest free trial | Not listed | Not listed |
| Plans listed | 4 | 2 |
Listing
| Measure | ProveSource | Velify |
|---|---|---|
| Shopify category rank | #121 | #325 |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | Nov 26, 2018 | May 11, 2026 |
| Languages | 1 | 1 |
| Developer | ProveSource | Velify |
FAQ
ProveSource and Velify: common questions
- Is ProveSource or Velify cheaper?
- Both list a free plan. Paid plans start at $29/month for ProveSource and $19/month for Velify. 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?
- ProveSource lists 29 the others don’t mention, such as Analytics, Announcements, APIs and webhooks, Banners. 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 9, 2026 for ProveSource, Oct 14, 2026 for Velify; 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 9, 2026 for ProveSource, Oct 14, 2026 for Velify. 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.