About SampleWise

Optimize your A/B tests with representative audience groups

Our Mission

We believe that A/B testing should be statistically sound, easy to implement, and completely secure. SampleWise empowers marketing teams, product managers, and business analysts to create representative test groups that accurately reflect their real audience, leading to more reliable test results and confident business decisions.

How It Works

1. Upload Your Customer Data

Upload your customer database (CSV or Excel) directly in your browser. No server upload required.

2. Choose Test Group Strategy

Select between random test groups or audience-segmented groups based on your campaign needs.

3. Configure Test Groups

Set group sizes, balance key customer characteristics, and preview your test group composition.

4. Download Test Groups

Get your balanced test groups instantly with detailed audience breakdown and quality metrics.

Complete Data Privacy & GDPR Compliance

Your customer data never leaves your browser. All processing happens locally using advanced client-side algorithms, ensuring complete privacy and GDPR compliance.

  • No server-side data storage
  • Client-side processing only
  • No data transmission to external servers
  • Automatic data cleanup after processing
  • Fully GDPR compliant
  • Zero data compromise