Features, use cases, pros and cons, and pricing side by side — and which one to pick.
Quick verdict: Pick Notify Me if you run a Shopify store losing sales to stockouts; choose Sellfy if you're a creator selling digital products from your own store.
Best for: Shopify stores with frequent stockouts or limited product drops, Merchants who want to collect emails from shoppers hitting sold-out pages
Read the full Notify Me reviewBest for: Creators selling digital downloads like ebooks, music, presets, courses, and design packs, Sellers who want subscription revenue with automatic weekly, monthly, or yearly payments
Read the full Sellfy reviewCommission may apply at no extra cost
Compare key features side by side
Feature Comparison Summary
Notify Me! turns sold-out pages into waitlists, pre-orders, and wishlists, then feeds demand signals into Klaviyo, Mailchimp, Omnisend, and PushOwl. Its 4.9/5 rating across 3,400-plus reviews shows real recovery power, but it's locked to Shopify and BigCommerce and SMS costs vary by country. Overall, it's a strong pick for stores losing sales to stockouts.
Sellfy offers flat monthly pricing with 0% platform transaction fees, 20GB file uploads, subscriptions, and built-in email plus affiliate marketing — no code needed. Plans run $22–$119 a month, but yearly sales caps and Business-tier gating on key growth tools are real limits. Overall, it's a solid pick for creators selling digital products without per-sale fees.
Notify Me! is a Shopify and BigCommerce app that turns out-of-stock moments into revenue. It replaces "Sold out" buttons with waitlist signups, preorder options, and wishlists, then feeds those signals into your email and marketing tools. It's built for e-commerce merchants who want to capture demand on products they can't currently ship—from small brands to the 35,000+ stores already using it.
Sellfy is an online store builder aimed at creators. It handles digital products like ebooks, music, videos, and design files (up to 20GB per file), plus subscriptions and physical goods. Its site cites 75K+ creators who've earned $165M+ through it. If you want one place to sell, take payments, and run simple marketing, it's built for that job.
List prices from each vendor's pricing page, before taxes and add-ons. Costs are per month.
| Pricing compared | Notify Me | Sellfy |
|---|---|---|
| From (cheapest paid plan) | $19.90/mo Starter | $29/mo Starter |
| Free plan | Yes Lifetime caps: 100 back-in-stock requests, 5 SMS, 5 WhatsApp messages, 5 pre-orders, 50 wishlist actions; 10 notifications/month | No |
| Free trial | Not stated | 14 days |
| Money-back guarantee | 30 days | 30 days |
| Annual billing savings | Up to 20% | Up to 25% |
| Pricing model | Flat price | Flat price |
| Cost for 1 user | FreeCheaper Free plan, billed annually | $22/mo Starter plan, billed annually |
| Cost for 5 users | $15.92/mo Starter plan, billed annually · price per account (user limit not stated) | $22/mo Starter plan, billed annually · price per account (user limit not stated) |
| Cost for 10 users | $15.92/mo Starter plan, billed annually · price per account (user limit not stated) | $22/mo Starter plan, billed annually · price per account (user limit not stated) |
| Cost for 25 users | $15.92/mo Starter plan, billed annually · price per account (user limit not stated) | $22/mo Starter plan, billed annually · price per account (user limit not stated) |
| Plans | 6 | 3 |
| Prices checked | Vendor page checked Oct 13, 2026 | Checked Oct 12, 2026 |
| Price history | Tracking prices since Sep 9, 2026. No price change detected yet. | Tracking prices since Oct 1, 2026. No price change detected yet. |
For 1 user (billed annually), Notify Me costs $0/mo vs Sellfy at $22/mo.
Computed from published list prices on the dates shown. Excludes taxes, add-ons and promotions.
No. Notify Me recovers sales on Shopify stores using back-in-stock alerts, preorders, and wishlists. Sellfy is a full store builder for creators selling digital products and subscriptions.
Unknown—the data shows no direct integration between them. Notify Me syncs with Klaviyo, Mailchimp, Omnisend, and PushOwl, while Sellfy runs its own built-in marketing tools.