Free Google Optimize Alternative

A powerful replacement for Google Optimize with advanced features, free forever for up to 25,000 monthly tracked users.

💳 No credit card required
⚡️ Lightest in the market at 5.4kb

Why You Need a Google Optimize Replacement

Google Optimize is Being Discontinued

Google officially announced the retirement of Google Optimize and Optimize 360, leaving users scrambling for an alternative.

Limited Features in GA4 Experiments

GA4's built-in experiments lack the comprehensive testing capabilities needed for serious optimization work.

No Visual Editor in GA4

Without a visual editor, creating variations becomes a complex, code-heavy task requiring technical expertise.

Need for More Advanced Testing

Modern CRO requires more than basic testing - you need personalization, multiple goals, and detailed analytics.

Stellar vs. Google Optimize

Visual Editor
✓ Advanced WYSIWYG
✓ Basic
Script Size
✓ Ultra-lightweight (5.4kb)
✗ Heavy
Multiple Goals
✓ Track multiple conversions
✗ Limited
Personalization
✓ Dynamic keyword insertion
✗ Basic
Free Plan
✓ Free forever up to 25k users
✗ Discontinued
GA4 Integration
✓ Seamless
✓ Native
Cookieless Tracking
✓ GDPR Compliant
✗ Cookie-dependent
Setup Time
✓ Under 45 seconds
✗ Complex

Launch in <45 seconds

The Fastest Google Optimize Alternative

Stellar (0ms)
VWO (100ms)
Optimizely (150ms)
ABlyft (180ms)
Convert (200ms)
Performance impact on LCP in milliseconds

At just 5.4KB and served on a CDN, Stellar's pure JS script is 25x smaller than competitors like VWO or AB Tasty. With minimal dependencies and a fixed size regardless of test count, it preserves your website's speed, Core Web Vitals, user experience, and SEO performance.

Why Choose Stellar as Your Google Optimize Replacement

Free forever plan with no feature limitations
5.4kb script - 20x smaller than other alternatives
GDPR-compliant cookieless tracking
Works with GA4 and integrates with your stack

Superior Visual Editor to Google Optimize

More Intuitive than Google Optimize

Our visual editor makes creating variations significantly easier than Google Optimize ever did. Perfect for marketers without coding skills.

Dynamic Keyword Insertion

A feature Google Optimize never had - personalize landing pages to match your ads with dynamic keyword insertion, improving conversion rates.

Custom JS and CSS Support

For more technical users, add custom JavaScript and CSS for the same level of control you had with Google Optimize.

Multiple Conversion Goals

Unlike Google Optimize's limited objectives, track multiple conversion events simultaneously to get a complete picture of test performance.

Easier Goal Setup Than Google Optimize

Set up conversion tracking in seconds with our intuitive interface - no need for complex Google Analytics configuration.

Better Goal Tracking Than Google Optimize

Superior Analytics to GA4 Experiments

Clearer Results Than Google Optimize

See real-time data with an intuitive interface - no need to navigate complex GA4 reports to understand your test performance.

Still Works With GA4

Get the best of both worlds - use Stellar's intuitive interface while still sending data to GA4 for additional analysis.

The Google Optimize Alternative You've Been Looking For

Migrating From Google Optimize in 3 Simple Steps

1

Create Your Free Stellar Account

Sign up for Stellar's free forever plan - no credit card required.

2

Add One Line of Code

Install our lightweight script (just 5.4kb) on your website.

3

Create Your First Test

Use our visual editor to create variations - no coding required.

Pricing

Free

$0 USD/mo.

Up to 25k MTU

Built-in analytics

Visual web editor

Custom CSS & JS editor

AI editor assistant

Basic A/B testing

Limited variants & goals

Limited concurrent experiments

30 day free trial

Pro

$99 USD/mo.
billed annually
Everything in Free, plus:

50k MTU included

Then easily scale with +$2/mo for every additional 1k MTU

Unlimited variants

Unlimited concurrent experiments

Advanced targeting rules

Dynamic keyword insertion

Priority support

Enterprise

Custom
Everything in Pro, plus:

Custom MTU volume

Tailored pricing for high-volume needs

Custom solutions

Integrations support

✓ Pay Only For What You Use

Unlike competitors who charge in fixed large blocks, we dynamically bill in small increments of 1k MTU, ensuring you never overpay

✓ 4x More Cost-Effective

Compared to average competitors like VWO's $4,700/year for 50k MTU, our equivalent annual cost is just $1,118

✓ Fair MTU Counting

We only count users who actually see experiments. Multiple experiment views from the same user count as just 1 MTU

Frequently Asked Questions

Need help migrating from Google Optimize? Let's talk