User Satisfaction Ratings
Data is scoped to the A/B Testing category. All reviews were collected as of August 02, 2026 | | | | | |
| Star Rating | | | |  Optimizely Web Experimentation | |
Convert Experiences
Responses: 37
Optimizely Web Experimentation
Responses: 122
VWO Testing
Responses: 363
Convert Experiences
Responses: 48
Optimizely Web Experimentation
Responses: 151
VWO Testing
Responses: 526
Convert Experiences
Responses: 70
Optimizely Web Experimentation
Responses: 301
VWO Testing
Responses: 801
Convert Experiences
Responses: 38
Optimizely Web Experimentation
Responses: 117
VWO Testing
Responses: 360
Convert Experiences
Responses: 90
Optimizely Web Experimentation
Responses: 386
VWO Testing
Responses: 911
Varify.io®
Average 0 Months
Convert Experiences
Average 0 Months
Optimizely Web Experimentation
Average 2 Months
VWO Testing
Average 1 Months
Convert Experiences
Responses: 68
Optimizely Web Experimentation
Responses: 262
VWO Testing
Responses: 788
Convert Experiences
Responses: 70
Optimizely Web Experimentation
Responses: 288
VWO Testing
Responses: 792
Convert Experiences
Responses: 70
Optimizely Web Experimentation
Responses: 245
VWO Testing
Responses: 764
Varify.io®
Average 5 Months
Convert Experiences
Average 4 Months
Optimizely Web Experimentation
Average 11 Months
VWO Testing
Average 8 Months
Convert Experiences
Responses: 5
Optimizely Web Experimentation
Not enough data
Convert Experiences
Responses: 14
Optimizely Web Experimentation
Responses: 73
VWO Testing
Responses: 468
Convert Experiences
Not enough data
Optimizely Web Experimentation
Not enough data
Convert Experiences
Responses: 28
Optimizely Web Experimentation
Responses: 69
VWO Testing
Responses: 515
Convert Experiences
Responses: 20
Optimizely Web Experimentation
Responses: 69
VWO Testing
Responses: 456
Convert Experiences
Responses: 15
Optimizely Web Experimentation
Responses: 67
VWO Testing
Responses: 436
About G2
G2 is the world's largest and most trusted software marketplace. More than 90 million people annually — including employees at all Fortune 500 companies — use G2 to make smarter software decisions based on authentic peer reviews. Thousands of software and services companies of all sizes partner with G2 to build their reputation and grow their business.
Keeping our ratings unbiased is our top priority. We require the use of a LinkedIn account or verified business email address to validate a G2 user’s identity and employer. Additionally, all reviews are manually checked by our team. Only the opinion of real users and data from public sources factor into our ratings.
© 2026 G2, Inc. All rights reserved. No part of this publication may be reproduced or distributed in any form without G2’s prior written permission. While the information in this report has been obtained from sources believed to be reliable, G2 disclaims all warranties as to the accuracy, completeness, or adequacy of such information and shall have no liability for errors, omissions, or inadequacies in such information.