Store Speed Doctor vs Superspeed: Conversion & Speed
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 Store Speed Doctor, Nov 2, 2026 for Superspeed.
The short answer
- Only Store Speed Doctor lists a free plan. Paid plans start at $9/month for Store Speed Doctor and $29/month for Superspeed.
- Store Speed Doctor lists 11 features Superspeed’s listing doesn’t mention, including Audits, Benchmarking, Checkout analytics.
Head to head
Skyrocket Google's Page Speed Score & Store Conversion Rate
- United States
- Australia
- United Kingdom
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Free
- · All issues visible
- · Core Web Vitals
- · Speed grade (A–F)
- · Unlimited scans
Starter
- · App script bloat detector
- · Orphaned script finder
- · Scan history (30 days)
- · Step-by-step fix instructions
Pro
- · Email regression alerts
- · Everything in Starter
- · Mobile + Desktop compare
- · Weekly auto-scans
Lite (200k views)
- · Boost checkout conversion rates
- · Expert help when you need it
- · Fix speed instantly with Action Plans
- · Rank higher on Google Search results
- · Rescue lost traffic from dead 404 links
- · See exactly why top pages lose sales
Growth (1M views)
- · Analyze 30 days of revenue trends
- · Eliminate all hidden code bottlenecks
- · Fix speed instantly with LCP templates
- · Prove your ROI with weekly emails
- · Recover sales lost to rage clicks
- · See exactly why any page loses sales
Pro (3M views)
- · Analyze 90 days of revenue trends
- · Build custom revenue impact reports
- · Compare 3 months of conversion data
- · Fix any theme with full speed library
- · Get expert answers in under 24 hours
- · Protect revenue across your entire store
Business (10M)
- · Analyze 6 months of revenue trends
- · Dedicated engineer for your store
- · Direct Campfire chat with developers
- · Get early access to new speed templates
- · Let our experts audit your store monthly
- · Prove long-term conversion growth
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureA slow store costs you customers — through higher bounce rates, lower ad Quality Scores, and fewer conversions at checkout. Store Speed Doctor diagnoses exactly what's dragging your speed down and gives you a prioritized fix list in plain English. No developer needed. Step 1: Get your diagnosis. Step 2: Work the fix list. Step 3: Track your improvement.
Slow pages silently kill sales. Even if your store feels fast, real customers experience micro-delays causing checkout abandonment. Superspeed replaces guesswork with Revenue Intelligence. We track exactly what live visitors experience, reveal the hidden bottlenecks costing you revenue, and show the exact dollar amount lost to poor performance. Stop losing money to a heavy theme.
- Instant A–F speed grade — see your score the moment you install
- Prioritized fix checklist — ranked by impact × effort, step-by-step instructions
- App script analyzer — see exactly which apps load the most JavaScript
- Orphaned script detector — find scripts from apps you've already uninstalled
- Real User Metrics collected from all pages, all browsers and all visitors
- Day & Night monitoring of your Core Web Vitals real world page speed data.
- Unlimited Individual Page Monitoring
- Boost your performance score, reduce your main-thread blocking time.
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 |  Store Speed Doctor |  Superspeed |
|---|---|---|
| Detected stores | Not published | 32 |
| Net store change, 28 days | 0 | −1 |
| Stores added, 28 days | Not enough data | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Not published | Apparel & Accessories, Home & Garden, Arts & Entertainment |
| Top store countries | Not published | United States, Australia, United Kingdom |
Reviews
| Measure | Store Speed Doctor | Superspeed |
|---|---|---|
| App Store rating | Not published | 5.0 ★ |
| App Store reviews | Not published | 76 |
| New reviews, 28 days | Not enough data | 0 |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | Store Speed Doctor | Superspeed |
|---|---|---|
| Free plan | Yes | Not listed |
| Lowest paid monthly plan | $9/month(ahead) | $29/month |
| Longest free trial | Not listed | 14 days |
| Plans listed | 3 | 4 |
Listing
| Measure | Store Speed Doctor | Superspeed |
|---|---|---|
| Shopify category rank | #1134 | #271 |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | May 26, 2026 | Jan 12, 2022 |
| Languages | 1 | 1 |
| Developer | Webpioneers Canada | ApollosWave, LLC |
FAQ
Store Speed Doctor and Superspeed: common questions
- Is Store Speed Doctor or Superspeed cheaper?
- Only Store Speed Doctor lists a free plan. Paid plans start at $9/month for Store Speed Doctor and $29/month for Superspeed. 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?
- Store Speed Doctor lists 11 the others don’t mention, such as Audits, Benchmarking, Checkout analytics, Data export. Superspeed lists 6 the others don’t mention, such as Event tracking, Image optimization, Lazy loading, Page views. 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 Store Speed Doctor, Nov 2, 2026 for Superspeed; 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 Store Speed Doctor, Nov 2, 2026 for Superspeed. 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.