EcomScout Signals vs Shelf Ai
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 EcomScout Signals, Oct 14, 2026 for Shelf Ai.
The short answer
- Both list a free plan. Paid plans start at $9.99/month for EcomScout Signals and $10/month for Shelf Ai.
- EcomScout Signals lists 6 features Shelf Ai’s listing doesn’t mention, including Benchmarking, Data export, Historical analysis.
Head to head
Free
- · 1 competitor store
- · 3 products tracked
- · Daily inventory probes
- · Sales estimates
Starter
- · 10 products per store
- · 2x daily probes
- · 3 competitor stores
- · 7-day free trial
- · App stack monitoring
- · Product comparison
Growth
- · 10 products per store
- · 4x daily probes
- · 5 competitor stores
- · 7-day free trial
- · App stack monitoring
- · Priority data collection
Freemium
- · 3 peers, 3 products, weekly updates
Basic
- · 3 peers, 50 products, 3x update/week
Shelf Pro
- · Unlimited - Products & Updates & Support
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureTrack competitor inventory, sales, and store traffic — all from your Shopify admin. Add any Shopify store by URL. The app automatically probes their catalog on a schedule, tracking product additions, removals, and estimated daily sales. Monitor store performance: visit trends, revenue estimates, traffic sources, and historical snapshots over time.
Your competitive landscape shifts every week. Shelf tracks it — monitoring peer promotions, SKUs, and marketing activity daily. Shelf's AI surfaces observations directly in your admin. Know when competitors discount and by how much. What most merchants spend hours on weekly, Shelf handles automatically. Protect your margin by acting on real intelligence instead of gut feel.
- Automated inventory probes — monitor stock, new items, and catalog shifts
- Daily sales estimates per product based on inventory change detection
- Store traffic and revenue trends with historical snapshot tracking
- Auto-match your products against competitors for side-by-side analysis
- Daily competitor monitoring across promotions, SKU's, and marketing stats.
- Ai assisted peer competitor insights and analysis.
- One-click Sidekick integration to act on any competitive signal.
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 |  EcomScout Signals |  Shelf Ai |
|---|---|---|
| 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 | EcomScout Signals | Shelf Ai |
|---|---|---|
| App Store rating | Not published | Not published |
| App Store reviews | Not published | 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 | EcomScout Signals | Shelf Ai |
|---|---|---|
| Free plan | Yes | Yes |
| Lowest paid monthly plan | $9.99/month(ahead) | $10/month |
| Longest free trial | 7 days | 42 days |
| Plans listed | 3 | 3 |
Listing
| Measure | EcomScout Signals | Shelf Ai |
|---|---|---|
| Shopify category rank | #418(ahead) | #719 |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | May 11, 2026 | May 18, 2026 |
| Languages | 1 | 1 |
| Developer | EcomScout | Prima Digital |
FAQ
EcomScout Signals and Shelf Ai: common questions
- Is EcomScout Signals or Shelf Ai cheaper?
- Both list a free plan. Paid plans start at $9.99/month for EcomScout Signals and $10/month for Shelf Ai. 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?
- EcomScout Signals lists 6 the others don’t mention, such as Benchmarking, Data export, Historical analysis, Multi-store reports. Shelf Ai lists 2 the others don’t mention, such as Custom dashboards, Real-time tracking. 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 EcomScout Signals, Oct 14, 2026 for Shelf Ai; 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 EcomScout Signals, Oct 14, 2026 for Shelf Ai. 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.