25 CRO improvements that increase online sales

Growth Marketing Published 13 Jul 2026 By Georgina Pang

25 CRO improvements that increase online sales

The average online store converts just 2.5% of its visitors — the top 10% convert almost twice that. The gap isn't traffic. It's 25 small frictions, still sitting on most checkouts, quietly taxing every campaign you run.

Most CRO advice stops at "add urgency" or "simplify your checkout." Useful, but vague. Below are 25 concrete, buildable improvements — grouped into the five levers that actually move conversion rate — each with the two apps we use to ship it. Pick the group closest to your biggest drop-off first.

2.5%average global ecommerce conversion rate, Q3 2025
70.2%of carts are abandoned before checkout completes
4.7%+is what the top 10% of stores convert at
Conversion rate by device — and by tier
Average conversion rate, %
1.8%3.9%4.7% MobileDesktopTop 10%
Source: Smart Insights & Statista ecommerce benchmarks, 2025 — cited via Ringly, "45 Ecommerce Conversion Rate Statistics," 2026.

The playbook

25 improvements, five levers

Each pairs a fix with two apps you can implement this quarter. Work top to bottom, or jump to the group matching your biggest funnel leak.

01Speed & Technical Foundations
1
Fix Core Web Vitals (LCP & CLS)
Sites loading in 1 second convert roughly 3x higher than sites taking 5 seconds.
PageSpeed Insights Cloudflare
2
Compress and lazy-load images
Product imagery is usually the single biggest page-weight offender on ecommerce sites.
TinyPNG ShortPixel
3
Cut redirect chains & bloated scripts
Pages over 4 seconds see a 63% bounce rate — most of that time hides in third-party tags.
GTmetrix Cloudflare
4
Redesign checkout mobile-first
Mobile drives 78% of visits but only 70% of orders — the gap is almost pure friction.
Shopify Shopline
5
Serve every region from a CDN
Every extra second of mobile load time costs roughly 7% of conversions.
Cloudflare Fastly
02Product Page Trust & Clarity
6
Add zoom, video & 360° imagery
Reduces the "is this really what I'm getting" hesitation that drives silent exits.
Shopify Loox
7
Put verified reviews above the fold
93% of shoppers seek customer content before they buy — don't bury it in a tab.
Yotpo Trustpilot
8
Embed UGC galleries near the buy box
Shoppers who interact with user-generated content convert about 102% higher.
Bazaarvoice Loox
9
Show real-time stock & scarcity
Honest low-stock signals turn browsing sessions into same-visit decisions.
Shopify Nosto
10
Ship clear size & fit guides
Fit uncertainty is one of the top drivers of both cart abandonment and returns.
Kiwi Sizing Loop Returns
03Checkout & Payment Friction
11
Default to guest checkout
Forced account creation remains one of the top self-reported reasons shoppers abandon.
Shopify Shop Pay
12
Add one-click accelerated checkout
Saved-payment checkout converts roughly 50% higher than guest checkout alone.
Shop Pay PayPal
13
Offer buy-now-pay-later
BNPL at checkout has been shown to lift checkout conversion by up to 30%.
Klarna Afterpay
14
Show shipping cost upfront
39% of shoppers abandon carts the moment an unexpected fee appears at checkout.
ShipStation Shopify
15
Strip checkout down to essential fields
Every extra form field is another moment for a mobile shopper to give up and leave.
Shopify Shopline
04Personalization & Support
16
Run AI product recommendations
Personalized recommendation modules can lift conversion on the pages they touch by up to 30%.
Nosto Dynamic Yield
17
Build behavior-triggered email & SMS
Broad personalization programs are associated with a 10–15% lift in conversion rate.
Klaviyo Attentive
18
Trigger exit-intent offers
A well-timed offer at the moment of drop-off recovers sessions that would otherwise leave blank.
OptinMonster Privy
19
Localize currency & landing pages
Region-aware pricing and copy remove a silent trust barrier for cross-border shoppers.
Shopify Markets Shopline
20
Add proactive AI chat
AI-led proactive chat has been shown to recover as much as 35% of abandoning sessions.
Intercom Gorgias
05Retention, Retargeting & Testing
21
Automate abandoned-cart recovery
Recovery emails convert at roughly 10.7%, with open rates over 41% when timed well.
Klaviyo Recart
22
Layer in post-purchase upsells
The highest-intent moment on your site is right after checkout — use it once, not zero times.
ReConvert Zipify
23
Nudge with loyalty & rewards
Points and tiers convert best on the second purchase — build the habit early.
Smile.io Yotpo
24
Retarget abandoners across channels
Cross-channel retargeting catches shoppers who left without ever hitting email capture.
Meta Ads Google Ads
25
Run a continuous A/B testing cadence
Stores in the top conversion tier treat CRO as an ongoing programme, not a one-off redesign.
VWO Optimizely

Prioritize

Where to start

Your situationStart withWhy
Good traffic, flat sales
Product page trust signals
Traffic isn't the bottleneck, credibility is
High cart abandonment
Checkout & payment friction fixes
Removes friction at peak buying intent
Mostly mobile traffic
Speed & mobile-first checkout
Mobile converts at under half the desktop rate
Plateaued after quick wins
A continuous testing cadence
Compounding gains beat one-off redesigns

CRO isn't one big redesign — it's 25 small frictions removed one at a time, each measured against a baseline before you move to the next.


Where Glyde fits

We build the tests, not just the wishlist

A list of fixes is only useful if someone prioritizes, builds, and measures them against a baseline. At Glyde, CRO sits inside the same framework we use for every build — so a checkout fix, a speed fix, and a retention flow are never shipped in isolation from what they're supposed to move.

The Glyde Growth Framework

01

PositionBrand strategy

02

DesignVisual identity

03

BuildWebsite & assets

04

MarketSEO · Ads · Social

05

ScaleSustainable growth

Want a CRO audit for your store?

Glyde runs conversion audits that turn a wishlist like this into a prioritized, measured roadmap.

Get a conversion audit →

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