Optimizely vs AB Tasty vs VWO

Add multiple people to the same account but with varying levels of access.

Classify your web pages into different categories to quickly create, manage and scale experiments specific to them.

Start and pause campaigns programmatically or pull test metrics into other dashboards.

Users who access your website from these IP addresses will not be tracked in VWO.

Create sub-accounts for different teams or digital assets. Very handy for large enterprises, and especially agencies!

Seamlessly integrate with third-party tools.

Set email alerts for account administrators to receive notifications for your VWO account related activities.

Restrict login into your VWO app to specific city/ region/ country/ IP address.

Review the usage history, including all activities performed by different account members within the account.

2FA provides an extra layer that protects your data from cybercrime & fraud. VWO offers both account and individual level 2FA.

VWO regularly undergoes independent verification of its security, privacy, and compliance controls to meet the customers' needs.

Enable single sign-on using any SAML 2.0 identity provider to authenticate members from your organization.

All VWO data is stored in one of the two data centers, as configured for the accounts

Watch our recorded training videos for every feature as per your schedule.

Avail our end-to-end training programs to leverage your website for better conversions using industry best practices.

A dedicated manager assigned to your account helps you every step of the way toward success.

Reach out to support via in-app chat to give feedback or raise an issue.

Get on a call with a VWO support member to resolve your queries.

Search and browse our online knowledge base for answers and documentation.

Reach out to support via registered email to give feedback or raise an issue.

The availability of our support team to respond and resolve your queries irrespective of the timezone.

The time it takes for our support team members to become available in your timezone for query resolution.

Generate alternate text recommendations for the existing copy on your website.

Personalize the text on your webpage with customer-specific behavioral or demographic data.

Utilize the powerful WYSIWYG point-and-click visual editor to create and edit variations with ease, eliminating the dependency on IT.

Make advanced modifications to any aspect of your website using HTML, JavaScript, CSS, and jQuery.

Add new or edit UI elements to your webpage.

Conduct a quality review of the variations by previewing them to verify that all modifications have been applied to the website before going live.

Easily apply the same experience to multiple pages with a single click, eliminating the need for manual duplication of changes across pages.

Tailor modifications to specific devices or apply them consistently across all devices.

Run a custom code for the entire campaign regardless of which variation the users sees.

Total number of variations you can create for a test.

Apply changes only on the page you edited, even if the campaign includes multiple pages.

Total number of tests you can run on your account concurrently.

Library of customizable pre-designed UI elements like list item, content block, buttons, etc.

Save and reuse modifications made to web elements to easily apply the same changes to similar elements without having to recreate them.

Use the click-and-save feature to store UI elements, such as text blocks, buttons, banners, and pop-ups, in the library for future reuse.

Control when a widget appears, how often it appears, or does not appear when dismissed.

Create customizable banners, pop-ups, and other web page elements with images and forms, directly within the VWO Visual Editor, without coding.

Use brackets to create logic of targeting with multiple conditions. For example - [Users in USA OR Users in India] AND [New Users OR iOS Device]

Target users based on their screen resolution.

Target users based on user-agent values.

Target users based on IP address.

Precisely target audience by matching a list of values with cookies, JavaScript variables, or any other identifier.

Target users based on the URLs they arrive from/land on

Target users based on the device they use. Basic options like mobile, desktop, tablet available.

Target users based on the traffic source (e.g., direct, non-paid, email) that directed them to the test page.

Target users based on their desktop OS. Basic options like macOS, Windows and Linux available.

Target users based on the device they use. Advanced options like mobile, desktop, tablet, ipad, ipod, iphone, android, google tv etc. available.

Target users based on their desktop OS. Advanced options like macOS, Windows, Linux, Unix, Windows 8 etc. available.

Target users based on their browser.

Target users from specific geographies or personalize website content for users from specific locations.

Target users based on cookie values. It can be customized based on varying business needs.

Target user groups based on custom events that occur on your website using Javascript variables.

Target users based on their intent of visiting your website using referral URLs.

Target users based on their query parameters.

Target users based on UTM parameters such as UTM source, medium, campaign etc.

Create advanced user segments by combining multiple targeting conditions using AND and OR.

Target based on events, user behavior, and actions taken by the user on your website.

Target user groups based on custom events that occur on the website.

Target returning users, accessing your website from the same browser subsequently, and new users, accessing your website for the first time.

Target users on your test page based on their arrival time and day of the week.

Access previously created user segments for efficient reuse in tests without the need for repeated creation.

Compare various versions of your website hosted on multiple URLs by distributing website traffic among them to determine the highest-performing variation.

Build and compare variations of your website to analytically determine the better performing version.

Simultaneously modify multiple variables to test a hypothesis and determine the best-performing combination of variations.

Expose the better performing variation to more users long before the test reaches statistical significance thus reducing the opportunity cost.

Host VWO library and campaign setting files on your servers, easing your dependency on VWO servers.

Set email alerts for account administrators to receive notifications for your VWO campaign related activities.

Preview your tests across multiple browsers and validate them before launching the test.

Ensure that a user doesn't participate in two or more running tests to eliminate result noise, bias, and test inter-play.

Allocate the traffic on which you want to run the campaign and distribute the allocated traffic among the various variations created for the test.

Run tests on multiple domains within user journey, where user tracking and goals can be on one or more domains.

Schedule tests at specific time/date or create recurring schedule to run tests.

View the changes that you’ve made to your campaign over its lifetime.

Configure and track goals in your VWO account.

The number of goals that you can configure and track in your VWO account.

Track page visits, clicks, form submits & purchases on your website.

Check goal performance over a period of time with goal metrics like total conversions, conversion rate, etc.

Share the goal conversion report with other VWO account users or even with people without VWO access.

Set up custom triggers on your website to track your events in VWO. For ex - video played, session time > 30 secs, etc.

Filter reports based on users who dropped off from a funnel.

Filter reports based on users who were part of a test campaign or saw a particular test variation.

Filter your reports based on a weekday, time of day, goal URL, goal revenue, etc.

Check heatmaps and recordings of users who converted or didn't convert for the goal.

Visualize users clicks with a colored overlay on top of your website page to identify hotspots of engagement.

Track clicks on specific elements and compare them to total clicks on a page or area.

Note observations with automaticaly attached heatmap screenshots to enable easy collaboration.

View heatmaps for desktop, tablet, or mobile websites.

View heatmap of a particular A/B test variation.

Share heatmaps with observations to collaborate with other VWO account users or even with people without VWO access.

Download heatmaps for offline sharing and viewing.

Create a heatmap view and quickly access heatmap data for specific pages and user segments without repeating the heatmap configuration.

Schedule data collection for heatmap views.

Visualize how deep a user scrolls through your page to understand scroll depths.

View heatmaps of different pages, interactive elements(such as popups, modals, and menus), and pages behind logins as you navigate your website.

Filter heatmaps based on users who dropped off from a funnel.

Just click, drag and select multiple areas on the page to directly compare their engagement.

Displays a list of both visible and hidden elements with their types and show clicks on each from highest to lowest.

Number of recordings you can have for your monthly tracked users (MTU).

Watch recordings of a page, a session or all sessions of a user consisting of multiple pages.

View recordings of all user sessions on desktop, tablet, or mobile.

Note observations with automatically tagged moment in recordings to enable easy collaboration.

Customize what is shown or hidden in recordings, and anonymize key presses by default.

The number of recordings you can store in VWO for later viewing.

Save snapshot of externally loaded style files to prevent breaking of session recordings due to changes in the external files.

Share recordings with observations to collaborate with other VWO account users or even with people without VWO access.

Download recordings for offline sharing and viewing.

Create a recording view and quickly access recordings for specific pages and user segments without repeating the recording configuration.

Schedule data collection for recording views.

Filter recordings based on users who dropped off from a funnel.

Filter recordings based on parameters like session duration, # of pages visited, etc.

Filter recordings based on parameters like entry page, exit page, visited page, etc.

Filter your recordings based on rage clicks, dead clicks, goal conversions, funnel drop-offs, or other events tracked by VWO.

No. of active forms you can simultaneously track at a given time.

Track user drop-offs at different stages of form submission, from landing to interaction to submission.

Percentage of users who dropped off on a field without submitting the form.

Share form analysis report with other VWO account users or even with people without VWO access.

Understand how long users stay on each field of a form.

Understand how long users spend on a specific field while actively interacting with it.

Understand how long users spend on a specific field without actively interacting with it.

Percentage of users who refilled a field on the form.

Percentage of users who did not interact with a form field and submitted the form.

Track form during a specific period.

No. of active surveys within your account.

No. of survey responses that you can collect for your survey campaigns. With paid plans, No. of Survey Responses = (No. of Contract Months * MTU).

The number of questions you can ask per survey.

Design survey with various response types including text, radio, checkboxes, etc.

Check how many users saw, attempted and completed the survey. Get a list of responses by questions and most frequently used words by users.

Choose from a repository of frequently asked questions to select an appropriate question.

Ask questions to your users in their native language.

Trigger your survey either to the left bottom or right bottom of your page.

Save time by styling your survey using any of the pre-built themes.

Share survey report with other VWO account users or even with people without VWO access.

Run an NPS survey to gauge the likelihood of users recommending the website to others.

Add custom messages for users taking the survey before and after completing it.

Add custom CSS to restyle and resize the surveys per your branding guidelines.

Download and share detailed reports with your stakeholders in .csv format.

Adjust the number of times a user should see the survey before it stops showing.

Schedule surveys to show up during a period.

Replace the VWO logo with your own logo.

Watch recordings of user sessions in which they responded to a survey to understand why they gave specific responses.

Make your surveys smarter by asking subsequent questions based on the responses given.

Trigger a survey when a visitor has viewed at least 1 page in a session.

Trigger a survey after a visitor has spent more than 10 seconds on the page or 60 seconds in a session.

Trigger a survey after a visitor has scrolled more than 50% of the page.

Trigger a survey when a visitor is trying to close the page.

Trigger a survey immediately or after a visitor has viewed a certain number of pages.

Trigger a survey immediately or after a visitor has spent a certain amount of time on a page.

Trigger a survey immediately or after a visitor has clicked on an element.

Use brackets to create logic of triggers with multiple conditions. For example - [Users in USA OR Users in India] AND [New Users OR iOS Device]

Create advanced triggers by combining multiple trigger conditions using AND and OR.

Access previously created triggers for efficient reuse in campaigns without the need for repeated creation.

Trigger a survey immediately or after a visitor has scrolled a certain percentage of the page.

Trigger a survey immediately or after a visitor is trying to close the page.

Trigger a survey immediately or after a visitor sees a specific A/B test variation.

Trigger a survey immediately or after a particular goal you have configured in VWO is completed.

Trigger a survey immediately or after a visitor has submitted a form.

Trigger a survey immediately or after there is engagement on the page.

Trigger a survey immediately or after a new session is created.

Write custom triggers using JavaScript to fire a survey based on an event or a specific user action.

Trigger a survey based on Data360 Events.

Segment users based on the URLs they arrive from/land on.

Segment users based on devices they use such as mobile, desktops or tablets.

Segment users based on the traffic source (e.g. direct, paid, non-paid, email) .

Segment new or returning users differently to study their behavior and personalize their experiences.

Segment users who are using a particular operating system such as Windows, Linux, etc.

Segment users based on their browser.

Segment users based on their screen resolution.

Segment users based on user-agent values.

Segment users from specific geographies.

Segment users based on cookie values. It can be customized based on varying business needs.

Segment user groups based on custom events that occur on your website using Javascript variables.

Segment users based on using query parameters.

Segment users based on using UTM parameters such as UTM source, medium, campaign etc.

Segment users based on their arrival time and day of the week.

Access previously created user segments for efficient reuse in tests without the need for repeated creation.

Create advanced user segments by combining multiple targeting conditions using AND and OR.

Use brackets to create logic of targeting with multiple conditions. For example - [Users in USA OR Users in India] AND [New Users OR iOS Device]

Segment based on events, user behavior, and actions taken by the user on your website.

Segment users based on IP address(s).

Segment user groups based on custom events that occur on the website.

Precisely segment audience by matching a list of values with cookies, JavaScript variables, or any other identifier.

Filter reports based on what device your users use.

Filter reports based on where your users came from (e.g. direct, paid, non-paid, email).

Filter reports based on what operating system your users use.

Filter reports based on new or returning users differently to study their behavior separately and personalize their experiences.

Filter reports based on using UTM parameters such as UTM source, medium, campaign, etc.

Filter reports based on using query parameters.

Filter reports for specific geographies or personalize website content for users from specific locations.

Filter reports based on user arrival time or day of the week.

Save your report filter as a segment and you can reuse this to slice reports faster in future .

Filter reports deeply by combining multiple segmentation conditions using AND and OR.

Use brackets to create logic of filtering reports with multiple conditions. For example - [Users in USA OR Users in India] AND [New users OR iOS Device]

Make use of visitors' unique attributes to analyze test performance.