Features, use cases, pros and cons, and pricing side by side — and which one to pick.
Quick verdict: Choose Notify Me if you sell on Shopify or BigCommerce and want stockouts to capture demand; choose SKU IQ if you need real-time inventory sync between your POS and online 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: Small and medium retailers selling both in-store and online, Clover POS users running a Shopify store (a pairing featured in a customer review)
Read the full SKU IQ 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.
SKU IQ keeps stock counts aligned between your POS and online store, with clear pricing from $19 to $99 a month and unlimited linked items on every plan, though trial length and refund terms stay unpublished and independent user feedback is thin. Overall, it's a solid pick for supported platform pairings if you confirm billing details with the team first.
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.
SKU IQ is inventory-sync software for small and medium retailers. It connects a point-of-sale system with eCommerce platforms like Shopify and TikTok Shop, keeping stock counts, product data, and orders aligned. According to the company, you can manage inventory from your POS, your online store, or directly inside SKU IQ. It's built for retailers selling through multiple channels who need accurate counts without manual updates.
List prices from each vendor's pricing page, before taxes and add-ons. Costs are per month.
| Pricing compared | Notify Me | SKU IQ |
|---|---|---|
| From (cheapest paid plan) | $19.90/mo Starter | $19/mo Basic |
| 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 | Yes |
| Money-back guarantee | 30 days | Not stated |
| Annual billing savings | Up to 20% | — |
| Pricing model | Flat price | Flat price |
| Cost for 1 user | FreeCheaper Free plan, billed monthly | $19/mo Basic plan, billed monthly |
| Cost for 5 users | $19.90/mo Starter plan, billed monthly · price per account (user limit not stated) | $19/mo Basic plan, billed monthly · price per account (user limit not stated) |
| Cost for 10 users | $19.90/mo Starter plan, billed monthly · price per account (user limit not stated) | $19/mo Basic plan, billed monthly · price per account (user limit not stated) |
| Cost for 25 users | $19.90/mo Starter plan, billed monthly · price per account (user limit not stated) | $19/mo Basic plan, billed monthly · price per account (user limit not stated) |
| Plans | 6 | 3 |
| Prices checked | Vendor page checked Oct 13, 2026 | Checked Oct 13, 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 monthly), Notify Me costs $0/mo vs SKU IQ at $19/mo.
Computed from published list prices on the dates shown. Excludes taxes, add-ons and promotions.
No. Notify Me turns sold-out pages into waitlists, preorders, and wishlists. SKU IQ syncs inventory between a POS and eCommerce platforms like Shopify and TikTok Shop.
Yes, if you run Shopify. Notify Me captures demand on sold-out items, while SKU IQ keeps stock synced across your channels. They solve different problems, so they complement each other.