ellul.ai / Services / Conversion and marketplaces
A/B testing programme
Your site has steady traffic and you want to lift conversions
Flat monthly fee, no long contract. Never by the hour.
- Up to 2 tests a month, planned from your analytics
- Test variants built in your testing tool
- Results checked for significance before any decision
- Monthly report with what to keep and what to test next
How long: Monthly, rolling
What other agencies charge for A/B testing programme
Two providers publish a comparable price we could read (Opace £800 and Tenet £1,500); with fewer than three there is no market median yet.
| Who | Price | Basis | Source |
|---|---|---|---|
| ellul.ai | £1,195 | Monthly | Fixed, this page |
| OpaceUK · opace.agency | £800 | Monthly | their page read Nov 2026“Our A/B testing services start from £800 per month for smaller programmes and scale based on test velocity, traffic volumes and complexity.” |
| TenetLondon · wearetenet.com | £1,500 | Monthly | their page read Nov 2026“Our Conversion Rate Optimisation services in London start at £1,500 per month.” |
Prices as each provider publishes them on its own page, read November 2026; dollars at £0.75 and euros at £0.86. 1 more price was read on another basis (hourly, a different unit or a different scope) and is not counted. The data: JSON and CSV.
How many people are asking for it
42 posts on Reddit asked to hire someone for A/B testing programme between November 2025 and November 2026, 13 of them in the last 90 days, most on r/freelance_forhire, r/forhire, r/DesignJobs. Three of them: request 1, request 2, request 3. Every service ranked. These are businesses looking to buy each service, not jobs we are offering: ellul.ai sells these services and does not recruit through this site.
You pay separately, at cost
- Your testing tool licence, such as VWO or Convert, paid to the vendor
What you supply
- Access to your analytics and your testing tool
- Access to your site or tag manager to install the tool
- Your cookie consent set-up, so the tool runs within it
What the price does not cover
- Up to 2 tests a month; no uplift in conversions is promised
- A site needs enough traffic and conversions for a test to reach significance
- Design or development beyond the test variants is quoted
The rules that apply
- Since 5 February 2026 UK PECR Schedule A1 has required consent for cookies unless an exception applies, such as statistics collected to improve a website, given clear information and a free, simple way to object. Privacy and Electronic Communications (EC Directive) Regulations 2003, Schedule A1
How it works
Pick what you need
Choose a service and leave your details.
Get your fixed price
A written scope and price by email within a day.
Work gets done
Done in-house, once you approve the scope.
Questions
How much does A/B testing programme cost?
A/B testing programme costs £1,195 a month at ellul.ai, a fixed price agreed in writing before work starts. Two providers publish a comparable price we could read (Opace £800 and Tenet £1,500); with fewer than three there is no market median yet.
What is included?
Up to 2 tests a month, planned from your analytics. Test variants built in your testing tool. Results checked for significance before any decision. Monthly report with what to keep and what to test next.
What is not included in the price?
You pay these directly, at cost: Your testing tool licence, such as VWO or Convert, paid to the vendor.
What do you need from me?
Access to your analytics and your testing tool. Access to your site or tag manager to install the tool. Your cookie consent set-up, so the tool runs within it.
What does it not cover?
Up to 2 tests a month; no uplift in conversions is promised. A site needs enough traffic and conversions for a test to reach significance. Design or development beyond the test variants is quoted.
Which rules apply to A/B testing programme?
Since 5 February 2026 UK PECR Schedule A1 has required consent for cookies unless an exception applies, such as statistics collected to improve a website, given clear information and a free, simple way to object. (Privacy and Electronic Communications (EC Directive) Regulations 2003, Schedule A1)
How many people are looking for A/B testing programme?
42 posts on Reddit asked to hire someone for A/B testing programme between November 2025 and November 2026, 13 of them in the last 90 days, most on r/freelance_forhire, r/forhire, r/DesignJobs. Every service ranked the same way: https://ellul.ai/demand
How long does it take?
Monthly, rolling. The written scope gives the timeline before anything starts.
Is it charged by the hour?
No. ellul.ai never charges by the hour or the day. Monthly work is a flat fee with no long contract.
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