Understand why you're losing deals. For real.

Every lost deal is a lesson you never read. Diffly conducts win-loss interviews on your behalf, as a neutral third party, and delivers the real reasons behind every purchase decision. So you stop losing the same deals for the same reasons.

With Diffly, we’ve not only improved our sales efficiency but also instilled a data-driven culture within our teams. The insights generated are now at the heart of our decision-making, whether in sales, marketing, or product development. It’s a real game-changer for our company.

Pierre Leroux

CEO @Lemon Learning

Diffly is a simple setup for a 10X ROI! Thanks to Diffly, we not only increased our conversion rate, but we also gained a much better understanding of our competitors and how we can differentiate ourselves in complex markets. Diffly's AI platform has become a key strategic partner for us. It is the single source of truth to fuel our battle cards and confirm or refute strategic, product, and positioning directions.

Raphaël Boukris

CRO & Co-Founder @Didomi

Before Diffly, we had ideas about what worked and what didn’t, but nothing tangible to support our decisions. This allowed me to deliver some very strong messages internally, and it helped the teams become aware of things they hadn’t even considered.

Hugues Peuchot

Co-founder & CEO @Skillup

The problem

Your sales reps log a loss reason in the CRM. Usually rushed. Always biased.

And no one ever actually interviews the buyer.

You repeat the same mistakes against the same competitors

Your sales training addresses the wrong objections

Your GTM decisions are built on assumptions, not facts

90%

Of loss reasons in your CRM are wrong. (Gartner)

How it works ?

How Diffly solves this

Diffly collects feedback directly from your buyers

After every deal, our experts reach out to your prospects as an independent third party. Result: they speak freely. Average response rate: 40% for qualitative interviews versus 25% for surveys.

AI cross-references 100% of your signals

Thanks to CRM, calls, emails and Diffly feedback through qualitative interviews or surveys, the AI detects recurring patterns: objections, pricing perception, competitive differentiators.

You receive insights where you already work

In your CRM, Slack, or Teams. With the priority actions to reverse the trend.

Results

Win more. Lose less. Know exactly why.

Turn every lost deal into a lesson your whole team can act on.

Understand the real reasons you're losing

No more guessing. You know exactly why your prospects are choosing a competitor.

Coach your teams on the actual blockers

Every insight becomes a concrete coaching lever, not an intuition.

Make GTM decisions based on facts

Sales, Marketing, and Product finally working from the same buyer truth.

+22%

improvement in competitive win rate in 6 monthswin rate improvement in 6 months

100%

Of deals analyzed

Live

In 48 hours

+150

B2B companies trust Diffly

Testimonials

They say it better than we do

They trust us

With Diffly, we’ve not only improved our sales efficiency but also instilled a data-driven culture within our teams. The insights generated are now at the heart of our decision-making, whether in sales, marketing, or product development. It’s a real game-changer for our company.

Pierre Leroux

CEO @Lemon Learning

Diffly is a simple setup for a 10X ROI! Thanks to Diffly, we not only increased our conversion rate, but we also gained a much better understanding of our competitors and how we can differentiate ourselves in complex markets. Diffly's AI platform has become a key strategic partner for us. It is the single source of truth to fuel our battle cards and confirm or refute strategic, product, and positioning directions.

Raphaël Boukris

CRO & Co-Founder @Didomi

Before Diffly, we had ideas about what worked and what didn’t, but nothing tangible to support our decisions. This allowed me to deliver some very strong messages internally, and it helped the teams become aware of things they hadn’t even considered.

Hugues Peuchot

Co-founder & CEO @Skillup

Go further

Resources and profiles linked to this use case.

Win-Loss Analysis
Win-loss analysis : why are qualitative interviews so important?

October 29, 2024 Written by Julien Cohen-Roussey

Win-Loss Analysis
Why internal Post-Mortems don’t give you the answers you need for win-loss analysis

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April 25, 2024 Written by Julien Cohen-Roussey

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February 11, 2025 Written by Julien Cohen-Roussey

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April 26, 2024 Written by Julien Cohen-Roussey

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6 reasons why win-loss analysis is a must-have for C-levels and Executives

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Win-Loss Analysis
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September 18, 2024 Written by Julien Cohen-Roussey

Win-Loss Analysis
4 reasons why you can’t rely on your CRM’s win-loss data

April 24, 2024 Written by Julien Cohen-Roussey

Win-Loss Analysis
30 signals that you need to implement Win-Loss Analysis

April 26, 2024 Written by Julien Cohen-Roussey

Stop losing deals without knowing why.

See how Diffly turns every won and lost deal into a strategic advantage.