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From the Pulse plan

A/B testing without cookies — with a visual editor

Try a change on part of the visits before you show it to everyone. Change texts, buttons and pictures in a visual editor, or test two pages or your own code. Visitics evaluates the goal, guards errors and speed, and shows the winner with its probability.

What it is for

What it helps you with

  1. 01

    Decide with data

    Instead of guessing which version sells more, half of the visits sees each and the result shows which one wins — or that there is no difference.

  2. 02

    Safe by default

    Guardrails watch JavaScript errors, frustration and speed of every variant and pause a test that breaks the page.

  3. 03

    Ideas from your own data

    Fields where people give up, dead clicks or a leaking funnel step become test ideas with a hypothesis.

How it works

Real screens of the dashboard

1

Tests and ideas

The running tests with their progress, the drafts and the library of finished tests with their lessons — and ideas from your data.

  1. 1Running tests with their state
  2. 2Ideas from your data
Tests and ideas
2

The visual editor

Open your page, click an element and change its text, style or picture, or hide it — without code. The variant can be checked on a phone too.

The visual editor
3

The result

The goal of each variant with the probability that it is better, the guardrails and the effect on forms, feedback and the chatbot.

  1. 1The verdict with its probability
  2. 2The goal by variant
  3. 3Guardrails
The result

Screenshots of the Visitics dashboard with demo data.

In detail

How it works under the hood

The variant is chosen on our server

A small script in the page head asks our server which variant the visit gets. The choice comes from the same daily fingerprint as the measurement, so nothing is stored in the browser and a visitor sees the same variant all day. Changed elements wait at most 600 ms; the rest of the page is drawn at once.

Three kinds of tests

Visual tests change texts, styles, pictures and links or hide elements, up to 40 changes. Page tests send part of the visits to another address. Code tests (from Aura) run your own CSS and JavaScript. A test has up to three versions, the original included, and can be limited to pages and devices.

Statistics that do not cheat

The chance that a variant is better comes from a Bayesian model with 20,000 simulations; a winner needs 95 %. The verdict waits for the planned sample, at least seven full days and 25 conversions in every variant — only an overwhelming difference may end a test earlier.

Guardrails and checks

When a variant has three times as many JavaScript errors or twice the frustration of the original, the test pauses by itself. A chi-square check warns when the split of the visits is off, and a test whose changed element is missing on more than a fifth of the pageviews is marked faulty.

Goals and revenue

A goal is an event, a submitted form, a page or an engaged visit. Revenue per visit uses order values capped at the 99th percentile, so one huge order does not decide. Before the start a calculator shows how many visits and days the test needs.

Preview and share

Every variant can be checked on your live site through a preview link, also by a colleague without an account, for seven days. The visual editor opens your page through a link valid for eight hours.

Everything it does

Everything in A/B testing

  • Visual tests: texts, styles, pictures, hiding elements — without code
  • Tests of two pages (an address against an address)
  • Tests with your own CSS and JavaScript (from Aura)
  • Goals: an event, a form, a page or engaged visits; revenue per order
  • A sample size and duration plan before the start
  • Guardrails on JavaScript errors, frustration and speed with an automatic pause
  • Results by device and channel; heatmaps, forms and feedback by variant (from Aura)
  • A library of tests with their lessons; ideas from your data

Privacy

What is stored — and what is not

Stored

  • Which variant a visit saw, with the daily fingerprint
  • Daily counts of visits, goals and guardrails per variant
  • The changes of each variant you set up

Never stored

  • Cookies to remember the variant
  • Anything that links visits of one person across days
  • Personal data of visitors in the results

How Visitics measures without cookies

Plans

A/B testing in the plans

The values come straight from the price list. Every new organization tries Aura free for 14 days, without a payment card.

A/B testing in the plans
Novafree for good Pulse€9 a month Aura€29 a month Luna€79 a month
A/B tests at the same time Not in this plan 1 3 10
Tests with your own code (CSS, JavaScript) Not in this plan Not in this plan Included Included
Start free Choose Pulse Choose Aura Choose Luna

See the pricing

Questions

Questions about A/B testing

How is a visitor kept in one variant without cookies?

The variant is chosen on our server from the same daily fingerprint as the measurement, so a visitor sees the same variant all day. With “remember the variant” the choice can last longer on the visitor’s device (from Aura).

Will visitors see the original flash before the change?

No. The small test script belongs high in the page head and applies the changes before the page is drawn: only a changed element stays invisible until it is changed (at most 600 ms), never the whole page.

How do I know a result is real?

Visitics shows the probability that a variant is better and waits for the planned number of visits. A result without a difference is a result too — it goes to the library with its lesson.

Which plan has A/B tests?

From Pulse (one test at a time, without code); Aura adds tests with code and more tests at once (see the table above).

How long should a test run?

At least seven full days, so every weekday is in it, and until the planned sample is reached. The calculator estimates the days from your traffic; a test that would need more than eight weeks is marked as not worth it.

Can the variant be remembered longer than a day?

Yes, from Aura: “remember the variant” keeps the choice on the visitor’s device for up to 13 months, the limit the French authority CNIL sets for analytics. Without it nothing is stored in the browser.

Try A/B testing on your site

One line of code and the first data within seconds. Aura free for 14 days, then Nova for good — no payment card.