LoadLess: Speed Optimizer vs OptiLens
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 LoadLess, Oct 19, 2026 for OptiLens.
The short answer
- Only OptiLens lists a free plan. Paid plans start at $9/month for LoadLess and $29/month for OptiLens.
Head to head
starter
- · Core Web Vitals dashboard
- · script inventory
- · theme health check
growth
- · Everything in Starter
- · one-click optimize
- · script rules
pro
- · AI recommendations
- · Everything in Growth
- · advanced monitoring
Free
- · 1 store audit
- · AI crawler access check
- · CRO score out of 100
- · Top issues preview
Starter
- · 4 audits per month
- · AI crawler access by model
- · Copy a prompt for each fix
- · Facebook and X share preview
- · Full report and exports
Growth
- · 30 audits per month
- · AI crawler access by model
- · Copy a prompt for each fix
- · Facebook and X share preview
- · Full report and exports
- · Revenue impact estimate
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureSee which Shopify apps and scripts slow your store. LoadLess: Speed Optimize ranks script impact by app, tracks real-user Core Web Vitals (LCP, INP, CLS), estimates revenue at risk from slow pages, and delivers a theme health report with clear fixes. Defer, delay, or lazy-load chat, reviews, and marketing pixels with merchant-approved rules or one-click safe presets—no uninstalling required.
OptiLens reads your live store and scores conversion health out of 100. Six checks: UX, copy, SEO, speed, persuasion, and store context. Issues are ranked by impact. Each issue names a change and cites AIDA, Cialdini, E-E-A-T, Core Web Vitals, or WCAG. It shows if AI answer engines can read the store. On paid plans, copy a prompt for each fix. Growth adds Facebook and X share previews.
- Rank which apps and scripts slow your store, with real impact scores
- Track real-user Core Web Vitals: LCP, INP, and CLS from your storefront
- Defer, delay, or lazy-load chat, reviews, and pixels without uninstalling
- One-click safe optimization presets you approve before they go live
- Audit UX, copy, SEO, speed, and persuasion in one pass, ranked into one list
- Each issue includes a specific change to make. OptiLens does not edit themes
- Track Core Web Vitals (LCP, CLS, INP) against Google's official thresholds
- See estimated revenue at risk, marked as a benchmark estimate
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 |  LoadLess |  OptiLens |
|---|---|---|
| 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 | LoadLess | OptiLens |
|---|---|---|
| App Store rating | 5.0 ★ | Not published |
| App Store reviews | 1 | Not published |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
FAQ
LoadLess and OptiLens: common questions
- Is LoadLess or OptiLens cheaper?
- Only OptiLens lists a free plan. Paid plans start at $9/month for LoadLess and $29/month for OptiLens. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- 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 LoadLess, Oct 19, 2026 for OptiLens; 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 LoadLess, Oct 19, 2026 for OptiLens. 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.