EcomAppReviews

Shopify app

Established

Thunder Page Speed Optimizer

Advanced Page Speed Booster, AI SEO Audits and Core Web...

Rating on Shopify
4.8(81)
Reviews
81
Developer
Enigma Apps
Launched
May 27, 2022
Pricing
Free plan available. Free trial available.
Languages
English

View on the Shopify App Store

The facts

Every value below is read from the listing or computed by the published formula. Nothing is a verdict.

Rank in SEO

#38 of 482

See the ranked table

Rank in Site optimization - Other

#14 of 99

See the ranked table

Bayesian rating

4.62

category median 4.41

Reviews in the last 180 days

3

from the 3 reviews on the listing page

1 and 2 star share

7%

6 of 81

Starting price

$19.99/month

band: $10 to $29 · 7-day trial

Pricing plans as listed on Shopify

All charges are billed in USD. Recurring and usage-based charges are billed every 30 days.

PlanPriceBilled yearlyTrialUsage feeIncluded
Free PlanFreenot offerednonenone statedBasic Optimizations; Email Support
Advanced$19.99/month$180/year7 days$29.99/m or $270/year for Advanced, $39.99/m or $360/year for PlusResponsive Images + Image compression; Stop apps from slowing your store; Defer JS, CSS & 3rd-party apps scripts; Lazy-load offscreen images; Critical CSS; Predictive Link Preloading; Auto-optimize on theme updates; Daily Lighthouse score tracking
Visitor Insights$69/month$621/year7 days$10 per additional 100,000 pageviewsCore Web Vitals from your real visitors; Page-by-page Core Web Vitals breakdown; Track theme changes vs performance; Actionable fix suggestions; 500K visitor pageviews included; Core Web Vitals: LCP, CLS, INP; All optimizations included
AI Agent$199/month$1791/yearnonenone statedIncludes Performance Insights; Powered by Claude Opus & GPT-5.6; Automatically optimize Core Web Vitals; Automatically fix theme issues; Detect regressions within hours; Priority Hands-On Support

Rating distribution

81 ratings on the listing when last refreshed.

  • 5 stars72(89%)
  • 4 stars1(1%)
  • 3 stars2(2%)
  • 2 stars1(1%)
  • 1 star5(6%)

Latest reviews

The 3 most recent of 3 on-page reviews, quoted to at most 25 words each. Full reviews are on the Shopify listing.

  • 5 starsOct 1, 2026Nyana StorePakistan2 days using the app

    "Really impressed with Thunder Page Speed Optimizer. The setup was quick and easy, and I noticed an improvement in my store’s loading speed without needing ..."

    Read on Shopify

  • 5 starsSep 10, 2026Hudd TraxxUnited Kingdom10 days using the app

    "I tried few speed optimization apps before Thunder, but this one is definitely the one that gives you the most extensive data based insights into ..."

    Read on Shopify

  • 5 starsAug 24, 2026ClavixUnited Kingdom1 day using the app

    "Thunder made a noticeable difference to our store speed. The setup was super easy, and we didn't need to make complicated technical changes. Our pages ..."

    Read on Shopify

Features Shopify lists for this app

Feature handles from the listing, grouped as Shopify groups them.

SEO tools

  • Image compression
  • Preloading
  • Lazy loading
  • Scripts
  • Mobile responsive
  • Image optimization
  • Speed optimization
  • Theme optimization
  • Automations

Monitoring performance

  • SEO score
  • Audits
  • Reporting
  • Insights and tips
  • Analytics
  • Speed analysis
  • Link analysis
  • Content analysis
  • Tracking
  • Website traffic
  • Testing

Works with

Third-party integrations link to their hub when 5 or more apps name them. Shopify's own surfaces are listed separately and never counted as integrations.

Shopify surfaces: Shopify Admin

Data access

As disclosed on the listing. Never scored.

View staff and contributor data

Store owner, blog contributors

  • Store owner: Name, email address, phone number, physical address
  • Blog contributors: Email address, IP address, browser and operating system

View and edit store data

Products, Online Store

  • Edit products: Products, collections
  • Edit Online Store: Online Store pages, theme
  • Edit other data: Online Store navigation

Developer

Enigma Apps

Apps in the dataset:
2
Address:
16192 Coastal Highway, Lewes, DE, 19958, US
Support email domain:
enigmadigital.co
English support:
yes
Resources:
Privacy policy

Similar apps

Shopify's own similar-apps list first, then apps in the same category that share the most feature handles.

From the Shopify listingDeveloper claims, shown verbatim and collapsed. 79 words.Show
  • See and track page-level Core Web Vitals based on real shopper visits.
  • Find slow pages, SEO barriers, and content AI agents may struggle to access.
  • Improve website speed with CSS, third-party scripts, and image optimizations.
  • Control lazy loading, predictive preloading, and page-slowing scripts.
  • - Preview every optimization safely before publishing to your live store.

Boost store speed, AI SEO visibility, and LLMs discovery. Monitor pages and optimize safely.

Keep your store speed fast, easy to discover, and ready for AI / LLMs.

Thunder continuously monitors how real shoppers experience every page and proactively optimizes slow pages, images, CSS, navigation, and third-party scripts.

It identifies delayed clicks, layout shifts, broken links, and hard-to-crawl content, then prioritizes what needs attention. Automatic image compression, ongoing monitoring, and safe previews help maintain performance without constant manual work.

Questions and comments

Questions people ask about Thunder Page Speed Optimizer, answered from what this page shows. Entries marked Site editor are written by the EcomAppReviews editor. Reader comments appear after a person has read and approved them, usually within a day. E-mail addresses are never published.

Ask a question or share what worked for your store

Read by a person before it appears. One link at most, no HTML.

Last updated Oct 21, 2026. Ratings and review counts are the values shown on each app's public listing. How the numbers are computed: methodology.

81 reviews counted on the listing. Rating and count in the structured data are the values Shopify displayed at crawl time.