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The Best Concept Testing Platform in 2026
Matthieu Saussaye
What to look for in a concept testing platform
A concept test has one job: tell you which idea to launch, and why. Before comparing tools, check that the platform covers the whole chain, not only the questionnaire:
Realistic concept display: images, packaging, copy or video, shown the way buyers will see them.
The reason behind each score: purchase intent alone does not tell you what to fix.
The right audience: screeners and quotas, with your own customers or a panel.
Results you can defend: scores, segments and verbatims in one report, ready to export.
Speed: days, not weeks, so the test fits inside the decision window.
1. SmartInterview: the best concept testing platform in 2026
SmartInterview combines a quantitative concept test with AI-moderated interviews. You describe the decision in one sentence, the AI drafts the questionnaire, respondents rate each concept, and an AI interviewer asks why. The analysis arrives with the responses.
Show each concept the way buyers will see it
Concepts are displayed in a carousel, one at a time, in a randomised order. You can run a monadic test (one concept per respondent) or a sequential monadic test (every respondent sees every concept), and respondents must see each concept before moving on.
Every score comes with the reason behind it
This is where SmartInterview differs from a classic survey tool. After a rating, the AI asks one or two follow-up questions on the open answer, in the respondent's language: handy in what way?, compared with what you use today?, what would stop you from switching?. You get concrete reasons instead of one-word answers, without a moderator or interview scheduling.
The right respondents, in the right proportions
Add screener questions to keep only category buyers, and set quotas by gender, age, language or region. Quotas close automatically when they are full. Send the link to your own customers, embed it in your product, or field the study to a consumer panel.
Scores, segments and verbatims in one report
Purchase intent, liking and preference are calculated per concept and per segment as responses arrive. Open answers and follow-ups are transcribed, grouped into named themes and ranked by weight, each backed by the verbatims that produced it.
Export everything to Excel, SPSS (.sav), a Word report or PowerPoint, so the result goes straight into your decision document.
Frequently Asked Questions
What is a concept testing platform?
A tool that shows product, packaging or message concepts to target buyers, measures their reaction (liking, purchase intent, preference) and explains why they react that way.
Monadic or sequential monadic: which should I choose?
Monadic (one concept per respondent) gives cleaner scores; sequential monadic (every concept to every respondent) needs a smaller sample and shows direct preference. SmartInterview supports both.
How many respondents do I need for a concept test?
It depends on the number of concepts and segments. A few hundred completes is common for a quantitative read; the AI follow-ups give you the qualitative depth on top.
How fast can I get results?
The questionnaire is ready in minutes and results arrive as responses come in, so most concept tests are read within days.
