KeywordROI: Google Ads ROAS vs Molecule: Ads & Attribution
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 KeywordROI, Nov 9, 2026 for Molecule.
The short answer
- Only Molecule lists a free plan. Paid plans start at $49/month for KeywordROI and $99/month for Molecule.
- Molecule lists 13 features KeywordROI’s listing doesn’t mention, including Activity tracking, Behavior, Bid optimization.
Head to head
- Lithuania
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Standard
- · 14-day free trial, all Pro features
- · Google Ads + Microsoft Ads attribution
- · Keyword-level ROAS reports
- · Last Click + 30-Day models
Pro
- · 14-day free trial, all Pro features
- · 30/60/90-Day time windows
- · All 8 attribution models
- · Lifetime Value tracking
- · Priority Support
Free
- · 1 tracked competitor
- · Creatives report with fatigue signals
- · Dynamic Currency conversion
- · LaunchPad: launch ads in bulk
- · Live Today on every ad channel
- · Unlimited stores, users and ad accounts
Starter
- · 10 tracked competitors
- · Attribution on Shopify, GA4 or Mixpanel
- · BuilderPad: create on-brand ads with AI
- · Email reports and full history
- · Everything from Free plan, plus:
- · Fritz AI agent, plus MCP - Read
Pro
- · Autopilot: new ads from what sells
- · Budget: moves spend to what sells
- · Country reports, cohorts, LTV, payback
- · Everything from Starter plan, plus:
- · MCP - Read / Edit / Launch
- · Molecule Pixel: tracks visits and orders
Enterprise
- · 350+ source connectors
- · Custom attribution models
- · Custom visualisations
- · Dedicated Slack channel
- · Everything from Pro plan, plus:
- · Snowflake, BigQuery, Redshift delivery
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureGoogle Ads and Microsoft Ads report clicks and modeled conversions. KeywordROI connects to your ad accounts and matches spend to the UTM data Shopify already saves on every order, so your last 90 days of true ROAS per campaign and keyword are ready after the first sync. No pixel, no waiting.
Molecule runs your ads as one loop, judged by your store's real orders. Make: swap a new product and its exact price into last week's banner, in every size Meta and Google ask for. Launch: send the ads to Meta, Google and TikTok in one step, building campaigns and ad sets as you go.
- True ROAS using real Shopify revenue, not inflated ad platform numbers
- Keyword-level winners and losers across Google Ads and Microsoft Ads
- Multiple attribution models: last click, time-window, lifetime value
- Sortable campaign tables with platform filter, search, and CSV export
- Centralize vital metrics into one comprehensive and easy-to-read dashboard.
- Connect and manage unlimited Shopify, Meta, Google, and TikTok ad accounts.
- Automatically update financials to your chosen currency for simplified reporting
- Use First Touch, Last Touch, U-Shape, and more for precise sales insights.
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 |  KeywordROI |  Molecule |
|---|---|---|
| Detected stores | Not published | 1 |
| 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 | Sporting Goods |
| Top store countries | Not published | Lithuania |
Reviews
| Measure | KeywordROI | Molecule |
|---|---|---|
| App Store rating | Not published | 5.0 ★ |
| App Store reviews | Not published | 4 |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | KeywordROI | Molecule |
|---|---|---|
| Free plan | Not listed | Yes |
| Lowest paid monthly plan | $49/month(ahead) | $99/month |
| Longest free trial | 14 days | 14 days |
| Plans listed | 2 | 4 |
Listing
| Measure | KeywordROI | Molecule |
|---|---|---|
| Shopify category rank | #379 | #247(ahead) |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | May 20, 2026 | Sep 25, 2024 |
| Languages | 1 | 1 |
| Developer | wpAppDev by iMarket LLC | Molecule data, UAB |
FAQ
KeywordROI and Molecule: common questions
- Is KeywordROI or Molecule cheaper?
- Only Molecule lists a free plan. Paid plans start at $49/month for KeywordROI and $99/month for Molecule. 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?
- KeywordROI lists 1 the others don’t mention, such as Custom reports. Molecule lists 13 the others don’t mention, such as Activity tracking, Behavior, Bid optimization, Click-through rates. 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 KeywordROI, Nov 9, 2026 for Molecule; 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 KeywordROI, Nov 9, 2026 for Molecule. 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.